Giao hoi Cong giao tai Hoa Ky la mot bo phan cua Giao hoi Cong giao Roma. Voi hon 78 trieu tin huu, đay la giao hoi Kito giao lon nhat o Hoa Ky, chiem khoang 25% dan so nuoc nay. Voi so luong tin huu đo, Hoa Ky cung la quoc gia đung thu tu tren the gioi ve luong nguoi Cong giao (sau Brasil, Mexico va Philippines).
Cong giao co mat tai Hoa Ky tu nhung buoi đau noi đay la thuoc đia cua nguoi chau Au. Cac nha thua sai Cong giao đau tien la nguoi Tay Ban Nha, ho đi theo hanh trinh thu hai cua Christopher Columbus đen Tan The gioi vao nam 1493. Sau đo, cac nha truyen giao Tay Ban Nha thiet lap nen cac co so truyen giao tai nhung noi ma ngay nay la Florida, Georgia, Texas, New Mexico, California va Puerto Rico. Đau the ky 18, nguoi Phap cung bat đau đen Hoa Ky truyen giao, thanh lap Louisiana thuoc Phap gom: St. Louis, New Orleans, Biloxi, Mobile, Alabama, Natchez, Yazoo, Natchitoches, Arkansas, Illinois va Michigan.
Trong suot lich su Hoa Ky, so luong nguoi Cong giao dan tang len, ban đau voi mot toc đo cham tu nhung nam đau the ky 19 do viec Hoa Ky mua lai cac vung lanh tho tu Phap, Tay Ban Nha va Mexico ma dan so chu yeu theo Cong giao. Giua the ky nay, mot lan song nguoi nhap cu tu cac quoc gia co truyen thong Cong giao nhu Ireland, Đuc, Ba Lan va Y khien cho Cong giao la ton giao lon nhat tai Hoa Ky. Su gia tang luong nguoi Cong giao cung đa gay ra nhung đinh kien va thai đo thu đich cua nguoi ngoai Cong giao, thuong dan đen viec bao loan , đot nha tho, tu vien, va chung vien . Cac phong trao chong Cong giao, đien hinh la đang Know Nothing đuoc thanh lap boi Lewis Charles Levin vao giua the ky 19 bat đau no ra nham đe han che luong nguoi Cong giao nhap cu. Cac phong trao nay nghi rang, Hoa Ky la mot quoc gia cua nguoi Khang Cach (Tin Lanh) va dong nguoi Cong giao lam đe doa tinh thuan khiet va su menh, tham chi la ca su ton vong cua ho.
Tu thap nien 1960, ty le nguoi Cong giao tai Hoa Ky gan khoang 25% va on đinh cho toi ngay nay, do co mot luong lon nguoi noi tieng Tay Ban Nha nhap cu, phan lon la nguoi My goc Me.


Co cau to chuc Hoa Ky co 195 giao phan va tong giao phan, mot tong giam quan, va mot hat tong nhan:

145 giao phan Cong giao Nghi le Latinh
33 tong giao phan Cong giao Nghi le Latinh
15 giao phan Cong giao Đong phuong
2 tong giao phan Cong giao Đong phuong
1 tong giam quan tong toa (cua Giao hoi Cong giao Syro-Malankara)
1 hat tong nhan (danh cho cac cuu tin huu Anh giao gia nhap Cong giao)
Hien nay, 6 giao phan/giam quan đong phuong đang trong toa:

Burlington, Vermont
Fairbanks, Alaska
Gaylord, Michigan
Lexington, Kentucky
Toledo, Ohio
Toa giam quan cua Giao hoi Cong giao Hy Lap Ukraina o Parma, Ohio
Nhung nguoi Cong giao đia phuong đuoc hop thanh cac giao hoi đia phuong goi la giao xu (truc thuoc mot giao phan hoac tong giao phan), thuong do mot linh muc phu trach. Giao hoi Cong giao co luong đon vi giao hoi đia phuong đung thu ba toan quoc sau Lien hiep Bap tit Nam phuong va Giao hoi Giam Ly Lien hiep cua Tin Lanh. Tuy nhien, moi giao xu Cong giao lai co luong tin huu trung binh lon hon so voi hai giao hoi noi tren: Cong giao gap bon lan Lien hiep Bap tit Nam phuong va gap tam lan Giao hoi Giam Ly Lien hiep.


Cac giao si Hien tai Hoa Ky co tat ca 451 giam muc va 15 hong y đuong nhiem va nghi huu.
Co 5 hong y hien đang dan dat cac tong giao phan o Hoa Ky gom:

Daniel DiNardo - Tong giao phan Cong giao Roma Galveston-Houston
Timothy Michael Dolan - Tong giao phan Cong giao Roma New York
Sean Patrick O’Malley - Tong giao phan Cong giao Roma Boston
Joseph William Tobin - Tong giao phan Cong giao Roma Newark
Blase Joseph Cupich - Tong giao phan Cong giao Roma Chicago
Co 3 hong y đuong nhiem khong la giam muc giao phan:

Kevin Joseph Farrell - Tong truong Thanh bo Giao dan, Gia đinh va Su song.
Raymond Leo Burke - nguoi bao tro Dong Chien si Toan quyen Malta, cuu Chanh an Toi cao Phap vien Tong toa
James Michael Harvey - Tong linh muc Vuong cung thanh đuong Thanh Phaolo Ngoai thanh
Edwin Frederick O'Brien - Thu lanh  Dong Hiep si Mo Thanh
Con lai la cac Hong y Huu duong.


Be boi lam dung tinh duc Tai My ton giao cung dinh liu đen nhieu vu be boi. Nam 2018 Toa an Toi cao Pennsylvania cong bo mot bao cao chi tiet cua Đai boi tham đoan cho thay hon 1.000 tre em đa bi cac thanh vien cua sau giao phan trong tieu bang Pennsylvania lam dung tinh duc trong suot 70 nam. Cuoc đieu tra cho thay co mot su che đay co he thong cua Giao hoi.


Chu thich Đoc them Abell, Aaron. American Catholicism and Social Action: A Search for Social Justice, 1865–1950 (Garden City, NY: Hanover House, 1960).
Bales, Susan Ridgley. When I Was a Child: Children's Interpretations of First Communion (Chapel Hill: University of North Carolina, 2005).
Carroll, Michael P. American Catholics in the Protestant Imagination: Rethinking the Academic Study of Religion (Baltimore, Md.: Johns Hopkins University Press, 2007).
Coburn, Carol K. and Martha Smith. Spirited Lives: How Nuns Shaped Catholic Culture and American Life, 1836-1920 (1999) pp 129–58 excerpt and text search
Curan, Robert Emmett. Shaping American Catholicism: Maryland and New York, 1805-1915. Washington, DC: Catholic University of America, 2012.


Lien ket ngoai Global Catholic Statistics: 1905 and Today by Albert J. Fritsch, SJ, PhD
Largest religious groups in the United States Luu tru ngay 20 thang 8 nam 2018 tai Wayback Machine