CITY ANNEXATIONS: 1950-1987
TOTAL AREA (IN SQUARE MILES)
At Date of City (Year of Incorporation) Incorporation 1950 1960 1970 1980 Anaheim (1878) 2.6 4.9 24.8 33.1 43.2 Brea (1917) 1.8 1.8 4.1 8.9 10.1 Buena Park (1953) 2.3 -- 9.2 9.8 10.5 Costa Mesa (1953) 3.5 -- 12.7 14.7 15.2 Cypress (1956) 4.0 -- 5.9 6.3 6.3 Fountain Valley (1957) 6.8 -- 9.6 9.6 9.6 Fullerton (1904) 16.6 16.6 21.3 22.1 22.1 Garden Grove (1956) 11.2 -- 16.5 17.6 17.8 Huntington Beach (1909) 3.7 3.9 23.1 26.1 26.8 Irvine (1971) 28.5 -- -- -- 41.4 Laguna Beach (1927) 1.1 2.2 3.6 5.0 5.2 La Habra (1925) 0.5 1.1 5.5 6.3 6.5 La Palma (1955) 1.4 -- 1.6 1.6 1.6 Los Alamitos (1960) 3.7 -- 3.7 4.1 4.3 Newport Beach (1906) 3.2 3.2 10.8 14.3 15.4 Orange (1888) 3.1 3.8 8.3 16.0 20.3 Placentia (1926) 0.2 0.2 1.8 5.0 6.6 San Clemente (1928) 6.5 6.5 8.1 14.4 16.9 San Juan Capistrano (1961) 11.4 -- -- 12.5 13.0 Santa Ana (1886) 1.9 10.8 22.4 27.0 27.2 Seal Beach (1915) 1.6 1.6 1.5 8.6 10.7 Stanton (1956) 0.9 -- 2.8 3.0 3.0 Tustin (1927) 0.3 0.3 1.2 3.4 9.6 Villa Park (1962) 2.1 -- -- 2.8 2.8 Westminster (1957) 5.8 -- 9.3 10.7 10.7 Yorba Linda (1967) 2.5 -- -- 5.5 15.2 Incorporated Area -- 64.9 207.8 288.4 372.0 Unincorporated Area -- 721.1 578.2 497.6 414.0 TOTAL COUNTY ** 786.0 786.0 786.0 786.0 786.0
Square miles converted from acres.
* Total area as of Jan. 1.
** Columns do not add to total as a result of rounding.
Source: Orange County Environmental Management Agency, Surveyor/Boundary Unit
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