Average Private School Founding Date By State

States States  Towns Towns  Counties Counties 
The average private school founding date in the United States is approximately 1971.
The oldest private school in the United States is The Roxbury Latin School, founded in 1645.
The oldest private schools in each state are listed below (where data available).

Average Private School Founding Date By State

State
Average Year Founded
Schools with Oldest Year Founded
Alaska1979
Anchorage Junior Academy (1941)
Amazing Grace Academy (1942)
Catholic Schools Of Fairbanks (1946)
Holy Name Catholic School (1946)
St. Mary's School (1954)
View Top AK Schools
Alabama1976
St. Mary Catholic School (1867)
Montgomery Catholic Preparatory School (1873)
Sacred Heart Elementary School (1878)
St. Bernard Preparatory School (1891)
Oakwood Adventist Academy K-12 (1896)
View Top AL Schools
Arkansas1988
Christ Lutheran School (1870)
Immaculate Heart Of Mary School (1878)
Sacred Heart Catholic School (1880)
Subiaco Academy (1887)
North Little Rock Catholic Academy (1898)
View Top AR Schools
Arizona1984
San Francisco De Asis (1889)
St. Michael Indian School (1902)
Sacred Heart Catholic School (1910)
East Fork Lutheran Grade School And High School (1911)
St. Marys High School (1917)
View Top AZ Schools
California1974
San Domenico School (1850)
Bellarmine College Prep School (1851)
Notre Dame High School (1851)
Sacred Heart Cathedral Preparatory (1852)
St. Ignatius College Preparatory (1855)
View Top CA Schools
Colorado1981
St. Mary's Academy (1864)
St. Mary's Academy (1864)
Regis Jesuit High School (1877)
St. Columba School (1882)
St. Mary's High School (1885)
View Top CO Schools
Connecticut1958
Hopkins School (1660)
Cheshire Academy (1794)
American School For The Deaf (1817)
Suffield Academy (1833)
Miss Porter's School (1843)
View Top CT Schools
District of Columbia1953
Georgetown Visitation Preparatory School (1799)
Holy Trinity School (1818)
Gonzaga College High School (1821)
St. Johns College High School (1851)
Emerson Preparatory School (1852)
View Top DC Schools
Delaware1970
Wilmington Friends School (1748)
St. Michaels School & Nursery Inc (1890)
Ursuline Academy (pk-12) (1893)
Salesianum School (1903)
St. Peter Catholic School (1906)
View Top DE Schools
Florida1984
St. Joseph Academy (1866)
St. John The Evangelist School (1874)
St. Joseph Catholic School (1876)
Academy Of The Holy Names (1881)
Saint Anthony Catholic School (1884)
View Top FL Schools
Georgia1986
St. Vincent's Academy (1845)
St. Josephs Catholic School (1872)
Mount de Sales Academy (1876)
Woodward Academy (1900)
Marist School (1901)
View Top GA Schools
Hawaii1958
St. Ann School (1841)
Punahou School (1841)
Sacred Hearts School & Early Learning Center (1862)
Iolani School (1863)
St. Andrews Schools (1867)
View Top HI Schools
Iowa1953
Prince Of Peace Catholic School (1852)
St. Paul Lutheran School (1863)
Marquette Catholic Schools Pk-12 (1868)
De Sales School (1871)
St. Francis Catholic School (1878)
View Top IA Schools
Idaho1977
St. Mary's Parish School (1908)
Greenleaf Friends Academy (1908)
Lake City Academy (1909)
Beacon Christian School (1918)
Holy Rosary Catholic School (1921)
View Top ID Schools
Illinois1965
Keith Country Day School (1816)
Elgin Academy (1839)
Most Blessed Trinity Academy (1841)
Mother Mcauley Liberal Arts High School (1846)
St. Peter Lutheran School (1847)
View Top IL Schools
Indiana1966
St. Paul School - New Alsace (1834)
St. Paul's Lutheran School (1837)
St. John the Evangelist Catholic School (1846)
St. John Evangelical Lutheran School (1852)
Oldenburg Academy (1852)
View Top IN Schools
Kansas1967
Xavier Catholic School (1858)
Maur Hill - Mount Academy (1863)
St. Paul Lutheran School (1863)
St. Xavier Catholic School (1871)
St. Mary Catholic School (1880)
View Top KS Schools
Kentucky1959
Bethlehem High School (1819)
Presentation Academy (1831)
Sayre School (1854)
St. Patrick School (1860)
Good Shepherd School (1860)
View Top KY Schools
Louisiana1960
Ursuline Academy High School (1727)
Ursuline Academy of New Orleans (1727)
Mount Carmel Academy (1840)
Ascension Catholic Diocesan Regional School (1842)
Holy Cross High School (1849)
View Top LA Schools
Massachusetts1963
The Roxbury Latin School (1645)
The Governors Academy (1763)
Phillips Academy Andover (1778)
Derby Academy (1784)
Lawrence Academy (1793)
View Top MA Schools
Maryland1966
West Nottingham Academy (1744)
Friends School of Baltimore (1784)
Georgetown Preparatory School (1789)
Mother Seton School (1810)
St. James Academy (1821)
View Top MD Schools
Maine1942
Berwick Academy (1791)
Fryeburg Academy (1792)
Washington Academy (1792)
Lincoln Academy (1801)
George Stevens Academy (1803)
View Top ME Schools
Michigan1962
Most Holy Trinity Catholic School (1838)
Holy Ghost Lutheran School (1844)
St. Patrick Elementary School (1849)
Academy Of The Sacred Heart (1851)
Bethlehem Lutheran School & Preschool (1865)
View Top MI Schools
Minnesota1960
St. Croix Catholic School (1856)
St. John's Preparatory School (1857)
Shattuck-St. Mary's School (1858)
Trinity First Lutheran School (1859)
Emanuel Lutheran School (1860)
View Top MN Schools
Missouri1960
Academy Of The Sacred Heart (1818)
St. John School: A Personalized Learning Academy (1821)
Visitation Academy Of St Louis (1833)
Ecc-childhaven (1834)
St. Josephs Academy (1840)
View Top MO Schools
Mississippi1967
Cathedral School (1847)
Saint Stanislaus College (1854)
Vicksburg Catholic School (1860)
St. Joseph Catholic School (1870)
Resurrection Catholic School - Elementary Campus (1882)
View Top MS Schools
Montana1980
Mount Ellis Academy (1902)
Manhattan Christian School (1907)
Intermountain (1909)
Trinity Lutheran School (1911)
St. Jude Thaddeus School (1915)
View Top MT Schools
North Carolina1983
Salem Academy (1772)
Saint Mary's School (1842)
Oak Ridge Military Academy (1852)
Ravenscroft (1862)
St. Mary Catholic School (1869)
View Top NC Schools
North Dakota1959
St. John's Academy (1890)
Oak Grove Lutheran School (1906)
St. Michael's School (1916)
Bishop Ryan Catholic School (1958)
Holy Family St. Marys School (1961)
View Top ND Schools
Nebraska1953
Brownell Talbot Schools (1863)
St. Paul's Lutheran School (1867)
Christ Lutheran School (1871)
Christ Lutheran School (1871)
St. Wenceslaus Catholic School (1877)
View Top NE Schools
New Hampshire1967
Phillips Exeter Academy (1781)
Kimball Union Academy (1813)
Brewster Academy (1820)
New Hampton School (1821)
Tilton School (1845)
View Top NH Schools
New Jersey1972
Rutgers Preparatory School (1766)
Newark Academy (1774)
Moorestown Friends School (1785)
Haddonfield Friends School (1786)
Westfield Friends School (1788)
View Top NJ Schools
New Mexico1976
St. Michaels High School (1859)
New Mexico Military Institute (1891)
Menaul School (1896)
Rehoboth Christian School (1903)
Sacred Heart Catholic School (1910)
View Top NM Schools
Nevada1993
Bishop Manogue Catholic High School (1948)
Vegas Valley Advenstist Academy (1954)
Bishop Gorman High School (1954)
St. Teresa Of Availa Catholic School (1957)
Our Lady Of Las Vegas School (1959)
View Top NV Schools
New York1960
Alexander Robertson School (1789)
Oakwood Friends School (1796)
The Albany Academies (1813)
Emma Willard School (1814)
New York Institute For Special Education (1831)
View Top NY Schools
Ohio1966
Western Reserve Academy (1826)
Grand River Academy (1831)
St. Xavier High School (1831)
Bishop Flaget School (1837)
Saint James School (White Oak) (1843)
View Top OH Schools
Oklahoma1969
Oklahoma Christian School (1070)
Goodland Academy (1848)
Corn Bible Academy (1902)
Oklahoma Bible Academy (1911)
Sacred Heart Catholic School (1911)
View Top OK Schools
Oregon1974
St. John The Apostle Catholic School (1844)
St. Mary's Academy (1859)
St. Mary's Academy (1864)
St. Mary's Of Medford (1865)
Oregon Episcopal School (1869)
View Top OR Schools
Pennsylvania1964
William Penn Charter School (1689)
Abington Friends School (1697)
St. Francis Academy (1743)
Linden Hall (1746)
Germantown Academy (1759)
View Top PA Schools
Rhode Island1958
Moses Brown School (1784)
St. Patrick Academy (1851)
St. Mary Academy – Bay View (1874)
Lincoln School (1884)
St. Andrew's School (1893)
View Top RI Schools
South Carolina1977
St. Peters Catholic School (1852)
Cardinal Newman School (1858)
Camden Military Academy (1892)
St. Marys Catholic School (1900)
St. Mary Help Of Christians School (1905)
View Top SC Schools
South Dakota1975
Volga Christian School (1949)
Sunshine Bible Academy (1951)
Rapid City Seventh-day Adventist Elementary School (1954)
Zion Lutheran School (1957)
St. Lambert Elementary School (1958)
View Top SD Schools
Tennessee1973
St. Mary's Episcopal School (1847)
St. Agnes Academy-st. Dominic School (1851)
Harpeth Hall School (1865)
St. Bernard Academy (1866)
Montgomery Bell Academy (1867)
View Top TN Schools
Texas1982
Central Catholic High School (1852)
Incarnate Word Academy (1853)
St. Paul Lutheran Serbin School (1854)
Saint Joseph Academy (1865)
Cathedral School Of St Mary (1866)
View Top TX Schools
Utah1982
Rowland Hall (1867)
Wasatch Academy (1875)
St. Joseph Catholic School (1877)
Judge Memorial Catholic High School (1921)
Kearns-saint Ann School (1953)
View Top UT Schools
Virginia1978
Norfolk Academy (1728)
Episcopal High School (1839)
Stuart Hall School (1844)
St. Mary Elementary School (1869)
Immanuel Lutheran School (1870)
View Top VA Schools
Vermont1964
Thetford Academy (1819)
Burr and Burton Academy (1829)
St. Johnsbury Academy (1842)
St. Francis Xavier School (1862)
Lyndon Institute (1867)
View Top VT Schools
Washington1979
Holy Names Academy (1880)
Annie Wright Schools (1884)
Walla Walla Valley Academy (1886)
Rogers Adventist School (1892)
Saint Patrick Catholic School (1893)
View Top WA Schools
Wisconsin1955
St. John Nepomucene School (1836)
Trinity Lutheran Freistadt (1839)
Salem Lutheran School (1847)
St. John Xxiii Catholic School (1853)
Trinity Lutheran School (1853)
View Top WI Schools
West Virginia1968
The Linsly School (1814)
St. Joseph School (1883)
Ss Peter & Paul Catholic School (1913)
St. Francis Central Catholic School (1915)
St. Agnes School (1924)
View Top WV Schools
Wyoming1978
Trinity Lutheran School (1892)
St. Anthony Tri-Parish Catholic School (1927)
SonShine Academy (1969)
Montessori School Of Casper (1975)
Smart-start Montessori Academy (1980)
View Top WY Schools
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Did You Know?
The state with oldest average private school founding date is Maine, with 1942. The county with the oldest average private school year founding date is Jefferson County, WI with 1904.