Driving along palm-lined Orangewood Avenue in Garden Grove or turning onto Chestnut Street in the heart of Little Saigon in Orange County, California, amid low-slung suburban ranch houses, visitors are suddenly greeted by twin bell and drum towers rising in vivid yellow, pink, and azure alongside a radiant Divine Eye above an ornate portal. This is the Cao Dai California Temple (known in Vietnamese as Thánh thất Cao Đài California), the largest and most architecturally complete sanctuary of Caodaism (Đại Đạo Three Nobles Phổ Độ, the Great Way of the Third Universal Amnesty) in North America.
Planned, funded, and built over decades of perseverance by dignitaries and lay followers of the California Parish and California Diocese affiliated with the Tây Ninh Holy See, the temple faithfully recreates the esoteric Three-Platform architecture of the Mother Temple in Vietnam on American soil. It serves both as the ceremonial center for four daily worship sessions attended by tens of thousands of Caodaists in Southern California and as an architectural landmark documented by the Society of Architectural Historians in SAH Archipedia.

ITheology of the Third Amnesty and the Three-Platform pantheon
The Cao Dai California Temple is an official house of worship of Đại Đạo Three Nobles Phổ Độ (commonly known as Caodaism), an indigenous monotheistic and syncretic religion founded in southern Vietnam in 1926 under the guiding principle that the Three Teachings return to their origin and the Five Branches reunite as one (Tam giáo quy nguyên, Ngũ chi phục nhất). In Caodaist theology, the cosmos and all living beings are generated and governed by one Supreme Creator, revered by the sacred title Đức Cao Đài Tiên Ông Đại Bồ Tát Ma Ha Tát (the Highest Power, or Jade Emperor). Complementing the Yang principle of the Supreme Father is the Yin principle of the Holy Mother, Đức Diêu Trì Metal Mẫu Vô Cực Từ Tôn (Đức Phật Mẫu), who nurtures all spiritual souls across the universe.
Rather than depicting the Supreme Creator in anthropomorphic form, the highest object of veneration on the main altar of the Cao Dai California Temple is the Divine Eye (Thiên Nhãn, specifically a left eye representing the Yang principle of the heart), set within a radiant triangle upon the Celestial Globe (Quả Qian Kun) in the Eight-Trigram Palace. A foundational Caodaist scripture verse explains this symbolism: The Eye rules the heart, the two lights of Sun and Moon rule the cosmos, light is Spirit, Spirit is Heaven, and Heaven is within the self. Venerating the Divine Eye reminds believers that the luminous moral conscience within every human being is consubstantial with the universal justice of Heaven.
Beneath the seat of the Supreme Being in the Eight-Trigram Palace, the altar of the Three Teachings and Five Branches is arranged according to the religious constitution (Pháp Chánh Truyền) of the Tây Ninh Holy See. The uppermost tier honors the Founders of the Three Teachings: Śākyamuni Buddha (representing Buddhism and symbolized by yellow for compassion), Laozi (representing Taoism and symbolized by azure for serenity), and Confucius (representing Confucianism and symbolized by red for moral rectitude and ritual order). The next tier honors the Three Presiding Dignitaries of the Third Amnesty: Bodhisattva Avalokiteśvara (representing the Way of Buddhas), the Tang poet-immortal Li Bai (Đức Lý Thái Bạch, invisible Spiritual Pope of Caodaism, representing the Way of Immortals), and Guan Yu (Đức Quan Thánh Đế Quân, representing the Way of Saints). Below them stand Jesus Christ (representing the Way of Humanity and Western Catholicism and Christianity) and Jiang Ziya (Đức Khương Thái Công, representing the Way of Veneration of Spirits). Directly inside the front vestibule of the Hiệp Thiên Đài hangs the iconic painting of the Three Saints Signing the Covenant, depicting the 16th-century Vietnamese sage Nguyễn Bỉnh Khiêm (Trạng Trình), the Chinese revolutionary leader Sun Yat-sen, and the French romantic poet Victor Hugo inscribing in Chinese characters and French the covenant between God and Humanity: God and Humanity, Love and Justice (Dieu et Humanité, Amour et Justice).
First-time American visitors entering the Cao Dai California Temple sometimes assume that Caodaism arbitrarily combines figures from unrelated religions, or mistake the Divine Eye for the Eye of Providence printed on the United States one-dollar bill. In reality, Caodaist doctrine views human religious history as a single unfolding spiritual curriculum across three eras of revelation (the First, Second, and Third Universal Amnesties). In the modern era, when global travel and communication have brought East and West together, the Supreme Being reveals the Great Way directly to unite the five spiritual paths into one ethical family, while the Divine Eye emerged organically during the 1925 spirit-writing séances in southern Vietnam.
IIBuilding a Caodaist sanctuary in the heart of Little Saigon
The history of the Cao Dai Temple in Southern California began with the resettlement of Vietnamese refugees in Orange County during the late 1970s and 1980s. In their earliest years abroad, before acquiring a dedicated temple, dignitaries and lay practitioners affiliated with the Tây Ninh Holy See in Westminster, Garden Grove, Santa Ana, and Anaheim set up domestic altars in family living rooms, converted garages, and rented commercial storefronts to maintain the four daily prayer sessions and lunar new-moon and full-moon services.
Readers consulting articles and community records on the Caodaist sanctuaries of Little Saigon (Orange County) frequently encounter two street addresses and two sets of construction milestones. To ensure complete historical clarity, the library documents both major facilities serving the California Parish and California Diocese of the Tây Ninh Holy See in this district: first, the Orange Caodaist Temple and Mother Goddess Shrine (Thánh thất và Điện thờ Phật Mẫu Orange / Châu đạo California) at 14072 Chestnut Street in Westminster (bordering Garden Grove), which was acquired from a former Protestant church in February 1999 and underwent over fifteen years of permitting, fundraising, and phased renovations from 2006 through the full post-pandemic liturgical restoration in 2023 and major reconstruction groundbreaking in 2025, and second, the purpose-built Cao Dai California Temple (Thánh thất Cao Đài California) at 8791 Orangewood Avenue in Garden Grove, constructed from the ground up after the Tây Ninh Holy See architectural blueprint under the leadership of the late Hiền tài Nguyễn Phúc Chân and consecrated in 2007 to 2008 as documented by the Society of Architectural Historians (SAH Archipedia).
- 1980sFormation of the California Parish and Diocese in Orange CountyCaodaist dignitaries and lay followers of the Tây Ninh Holy See resettling in Little Saigon organized the California Parish and Diocese, holding services in private homes and temporary halls across Westminster and Garden Grove.
- February 1999Acquisition of the Chestnut Street Temple and Mother Goddess ShrineThe local Caodaist community and benefactors purchased a former Protestant church building at 14072 Chestnut Street in Westminster, adapting it into the Orange Caodaist Temple and Mother Goddess Shrine (Châu đạo California).
- Early 2000sAcquisition of the Orangewood Avenue site and Model No. 4 zoning approvalLed by the late Hiền tài Nguyễn Phúc Chân, the California Parish acquired the parcel at 8791 Orangewood Avenue in Garden Grove and worked with municipal planners to permit a new temple based on Blueprint Model No. 4 of the Tây Ninh Holy See.
- 2003 - 2006Construction through community donations and volunteer craftsmanshipHundreds of Caodaist artisans, engineers, and volunteers across Southern California contributed over two million dollars and tens of thousands of labor hours to sculpt dragon pillars, twin towers, and the nine-level nave.
- 2007 - 2008Consecration of the Cao Dai California Temple in Garden GroveThe purpose-built temple at 8791 Orangewood Avenue was completed and consecrated with the installation of the Celestial Globe, becoming a landmark of Vietnamese sacred architecture in California.
- 2015 - 2020Documentation in SAH Archipedia and heritage directoriesThe Society of Architectural Historians (SAH Archipedia) and Atlas Obscura surveyed and profiled the Cao Dai California Temple as a masterpiece of East-West architectural synthesis in Orange County.
- 2023 - 2025Completion of auxiliary programs and Chestnut Street renovationFollowing more than fifteen years of fundraising and planning initiated in 2006, the California Diocese sanctuaries in Little Saigon marked full community liturgical milestones in 2023 and broke ground on the major Chestnut Street renovation in 2025.
As documented by architectural historians in SAH Archipedia (published by the Society of Architectural Historians and the University of Virginia Press), the permitting and construction of the Cao Dai California Temple in Garden Grove illustrates a creative dialogue between Vietnamese American sacred tradition and American municipal zoning codes. Because the parcel at 8791 Orangewood Avenue sits within a residential neighborhood governed by strict height limits, parking ratios, and exterior color guidelines, the building committee demonstrated to city planners that the temple's twin-towered facade (Lầu Chuông and Lầu Trống) and basilica-like longitudinal nave were morphologically analogous to a traditional Western Christian church, securing approval under municipal religious assembly zoning. To harmonize with Garden Grove's residential streetscape rules, the exterior walls were finished in a softer cream-yellow tone rather than the saturated bright yellow of Tây Ninh, while the interior sanctuary preserves the full polychrome palette of pink dragon columns, azure star-studded ceilings, and gilded motifs.
IIIThree-Platform architecture after Model No. 4 of the Tây Ninh Holy See
Within the architectural canon of the Tây Ninh Holy See established by Head of the Dharma Protection Palace (Đức Hộ Pháp) Phạm Công Tắc, local Caodaist temples are classified into standardized blueprints ranging from Model No. 6 (the smallest) to Models No. 2 and No. 3, with Model No. 4 representing a full-scale regional temple incorporating all three sacred platforms, or Tam Đài (Hiệp Thiên Đài, Cửu Trùng Đài, and Eight Trigrams Đài), crowned by twin bell and drum towers. The Cao Dai California Temple in Garden Grove is one of the very few structures in North America to realize this complete philosophical diagram using California seismic-code structural steel and reinforced concrete paired with hand-molded Vietnamese relief sculpture.
The front section of the temple symbolizes the realm where Heaven and Humanity communicate (spiritually governed by Đức Hộ Pháp and the Lords of Time). Flanking the facade are two symmetrical towers: on the left (looking outward, the Yang East side) rises the Bạch Ngọc Chung Đài (White Jade Bell Tower), and on the right (the Yin West side) rises the Lôi Yin Cổ Đài (Thunder Sound Drum Tower), framing the central balcony adorned with the Divine Eye.
Just inside the main entrance vestibule of the Hiệp Thiên Đài stands a large painted panel portraying the Three Saints of the White Jade Palace: Vietnamese laureate Nguyễn Bỉnh Khiêm in mandarin robes, Chinese statesman Sun Yat-sen holding an inkstone in Western attire, and French poet Victor Hugo in a plumed hat writing the covenant of God and Humanity, Love and Justice in Chinese and French.
The central nave extending from the Hiệp Thiên Đài to the Eight Trigrams Đài is divided into nine stepped floor levels (representing the Nine Ranks of the Celestial Hierarchy, rising from lay believers to Chức việc, Giáo hữu, Giáo sư, Phối sư, Đầu sư, Chưởng pháp, Hộ pháp, and Giáo tông). Two rows of round pink columns entwined with sculpted green dragons and white clouds divide the hall into the men's side on the left (entering from the front) and the women's side on the right.
The ceiling above the Cửu Trùng Đài forms a barrel vault painted sky-blue and dotted with white clouds and stars, symbolizing the nine heavens (Cửu Tiêu). Along the upper floor levels before the sanctuary stand seven intricately carved wooden thrones reserved for the highest ranks of dignitaries in accordance with Tây Ninh liturgy.
The innermost sanctuary at the highest level of the temple is built on an octagonal plan corresponding to the Primordial Eight Trigrams (Eight Trigrams Pre-Heaven (Xian Tian)) under a yellow-tiled roof representing the central Earth element. At its center rests the large blue sphere of the Celestial Globe (Quả Qian Kun) painted with 3,072 stars and the radiant Divine Eye at the North Star position, fronted by the ever-burning Lamp of the Supreme Ultimate (Supreme Ultimate Đăng).
The symbolic craftsmanship of the Cao Dai California Temple extends to every window grille and eave ornament: the side windows are framed by stylized lotus blossoms enclosing a swastika emblem and a four-stringed lute (symbolizing cosmic harmony and compassion), the front gable displays the Dragon-Horse bearing the Yellow River Map (Long Mã phụ He Tu (Yellow River Map)) galloping toward the rising sun while turning its head back toward its origin (reminding humanity never to forget its moral roots amid material progress), and the altar presents the Three Treasures (Tam Bửu) of flowers, wine, and tea representing the practitioner's essence, vital breath, and spirit offered to the Supreme Being.
IVThe lie of the land and the facing
In the sacred building tradition of Caodaism, the layout and orientation of a temple are governed by the cosmological symbolism of the Primordial Eight Trigrams, Yin-Yang Five Elements, and the Three-Platform canon of the Tây Ninh Holy See rather than secular landform geomancy. Nonetheless, setting this Three-Platform diagram within the physical geography of the Orange County basin creates a notable correspondence with classical landform principles. The reading below presents the library's comparative analysis based on the site's coordinates and topography in Garden Grove.
Viewed across the macro-geography of Southern California, the Orange County Basin is a broad, level alluvial plain formed by the Santa Ana River flowing southwestward from the San Bernardino Mountains and the Santa Ana Mountains (anchored by 1,734-meter Santiago Peak to the east and northeast) down to the Pacific Ocean along the coast of Huntington Beach and Newport Beach. The Little Saigon district spanning Westminster and Garden Grove rests at the heart of this open plain, enjoying a warm Mediterranean climate and unobstructed horizons in all four directions.
Situated at coordinates 33.7962 degrees North and 117.9787 degrees West on Orangewood Avenue in Garden Grove, the parcel of the Cao Dai California Temple aligns squarely with the cardinal north-south grid of Orange County. The front Hiệp Thiên Đài facade with its twin Bell and Drum Towers faces directly North toward Orangewood Avenue (which acts as a broad, open virtual water bright hall in front of the gate), while the octagonal Eight Trigrams Đài sanctuary housing the Celestial Globe sits anchored at the Southern rear of the property. In classical flatland feng shui (bình dương pháp, where on a level plain an inch of elevation serves as a mountain and thoroughfares serve as water channels), raising the temple floor through nine ascending steps from front to rear and elevating the twin Hiệp Thiên Đài towers high above the surrounding single-story ranch homes establishes the formation of a solitary peak rising from the plain. Orangewood Avenue running across the forecourt, flanked by the major north-south arteries of Magnolia Street and Beach Boulevard on the left and right, forms a surrounding network of roadway qi channels that gathers the vibrant human energy of the largest overseas Vietnamese community while maintaining solemn stillness inside the nine-stepped nave.
VFour daily prayer sessions, annual grand festivals, and community life
All liturgical rites at the Cao Dai California Temple strictly follow the New Canonical Code (Xin Luật), Religious Constitution (Pháp Chánh Truyền), and Prayers of the Heavenly and Secular Ways of the Tây Ninh Holy See. Every day the temple observes four canonical prayer sessions at the hours of Zi (midnight), Wu (noon), Mẹo (6:00 a.m.), and You (6:00 p.m.), while major annual feast days follow the traditional Vietnamese lunar calendar (with large community gatherings often held on the nearest weekend on the Gregorian calendar so believers across Southern California can attend).
| Date | Calendar | Festival name | Meaning and liturgical observance at the temple |
|---|---|---|---|
| Night of the 8th to 9th day of the 1st month | Lunar calendar (January - February Gregorian) | Grand Feast of the Supreme Being (Đại lễ Vía Đức Chí Tôn) | The most solemn celebration of the New Year honoring the Supreme Creator (Jade Emperor), featuring offerings of the Three Treasures (flowers, wine, tea), choral chanting by the ritual choir, and prayers for world peace. |
| 15th day of the 1st, 7th, and 10th months | Lunar calendar | Three Full-Moon Festivals (Thượng Nguyên, Trung Nguyên, Hạ Nguyên) | The three great full-moon observances of the year offering petitions for heavenly blessings (1st month), forgiveness of sins and ancestral salvation (7th month), and deliverance from calamity (10th month). |
| 15th day of the 8th month | Lunar calendar (September - October Gregorian) | Jasper Pool Banquet of the Holy Mother (Hội Yến Diêu Trì Cung) | One of the two grandest annual festivals of Caodaism, honoring the Holy Mother (Đức Diêu Trì Metal Mẫu) and the Nine Female Immortals with elaborate five-colored fruit banquet tables sculpted into dragons and phoenixes, alongside Mid-Autumn gifts for children. |
| 15th day of the 10th month | Lunar calendar (November Gregorian) | Anniversary of the Founding of Caodaism (Lễ Hoằng Khai Đại Đạo) | Commemorating the formal inauguration of Caodaism at Mount Kén Pagoda in Tây Ninh in 1926, with historical reflections and a community vegetarian banquet welcoming interfaith and civic guests. |
| 1st and 15th days of every month | Lunar and Gregorian calendars | New-Moon and Full-Moon Services (Lễ Sóc Vọng) and Vegetarian Kitchen | Dignitaries and lay believers in ceremonial robes chant before the Divine Eye, study moral teachings, and prepare traditional Vietnamese vegetarian dishes and festive rice cakes (bánh tét). |
Within Little Saigon, the Cao Dai California Temple and the Chestnut Street sanctuary also participate actively in the Interfaith Council of Vietnam in the United States. During Lunar New Year (Tết), ancestral commemorations, and Orange County multicultural events, Caodaist dignitaries and believers dressed in pure white áo dài tunics or yellow, azure, and crimson ceremonial robes, accompanied by the traditional ritual orchestra and charitable vegetarian kitchen, embody the spirit of universal brotherhood of Vietnam's indigenous faith within American society.
VILocation And How To Get There
- Address
- Từ trung tâm khu Little Saigon (đại lộ Bolsa, thành phố Westminster) hoặc xa lộ Garden Grove Freeway (SR-22)
- Getting there
- From central Little Saigon (Bolsa Avenue in Westminster) or the Garden Grove Freeway (SR-22), drive north on Magnolia Street or Beach Boulevard to Orangewood Avenue and turn onto 8791 Orangewood Ave, Garden Grove (or visit the California Diocese sanctuary at 14072 Chestnut St, Westminster, less than 5 minutes from Bolsa Avenue). From John Wayne Airport (SNA) in Orange County, the drive via I-405 North and SR-22 East takes 15 to 20 minutes.
- Coordinates
- 33.7962, -117.9787
When visiting the Cao Dai California Temple, guests are asked to wear modest attire (collared shirts and trousers or skirts covering the knees) and remove shoes and hats before stepping across the threshold of the Hiệp Thiên Đài into the sanctuary. Upon entering the Cửu Trùng Đài nave, visitors must follow traditional gender-separated entryways: men enter through the left door (on the Bell Tower side) and women enter through the right door (on the Drum Tower side). Visitors should not walk across the central altar aisle reserved for dignitaries and should remain quiet and photograph only from the rear gallery during prayer ceremonies.
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?Quick Questions
Where is the Cao Dai California Temple located and when was it built?
Little Saigon in Orange County is home to two closely linked sanctuaries affiliated with the Tây Ninh Holy See: the purpose-built Cao Dai California Temple constructed after Blueprint Model No. 4 at 8791 Orangewood Avenue in Garden Grove, completed and consecrated in 2007 - 2008, and the Orange Caodaist Temple and Mother Goddess Shrine of the California Diocese at 14072 Chestnut Street in Westminster, established in 1999 with ongoing renovations from 2006 through 2023 - 2025.
Why does the temple's architecture combine features of a Western church and an Eastern pagoda?
Built after the architectural blueprint of the Tây Ninh Holy See, the temple visually expresses the unity of East and West (Three Teachings and Five Branches): its twin-towered front facade (Hiệp Thiên Đài) recalls a European Christian basilica, its nine-stepped central nave (Cửu Trùng Đài) represents the nine ascending stages of spiritual cultivation, and its yellow-tiled roofs, curved eaves, and dragon columns draw from Vietnamese imperial and temple art.
What is the meaning of the Divine Eye (Thiên Nhãn) enshrined on the main altar?
The Divine Eye (a left eye representing the Yang principle of the heart) radiating light upon the blue Celestial Globe symbolizes the all-seeing Supreme Creator (Đức Chí Tôn) who beholds the universe, while reminding worshippers that the pure moral conscience within each human heart is one with Heaven.
Who are the three historical figures depicted in the large painting at the temple entrance?
The mural portrays the Three Saints Signing the Covenant in Caodaism: 16th-century Vietnamese prophet-scholar Nguyễn Bỉnh Khiêm (Trạng Trình), Chinese revolutionary leader Sun Yat-sen, and French poet Victor Hugo, who together inscribe the message 'God and Humanity, Love and Justice' in Chinese and French.
What etiquette should non-Caodaist visitors follow when entering the temple?
Visitors of all faiths are warmly welcomed. Guests should dress modestly, remove shoes outside the entrance, and follow the traditional gender-separated doorways: men enter through the left door and women enter through the right door. Visitors should sit or stand in the rear gallery, avoid stepping onto the upper levels reserved for clergy, and keep silence during chanting.