Oldest Founding Date

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  • Among "All Schools", view the boarding schools with the oldest founding date (2018-19).
  • The "founding dates" below are the dates that schools have traditionally.
  • Note that the definition of "founding date" may differ slightly from school to school (e.g., whether it selects the year the school first received its charter or the year it first admitted students - regardless, the differences between the two are often small).

Oldest Founding Date (2018-19)

Sorted by range (alphabetically within range)
  • Boarding School Year Founded Grades Location
  • 1.
    1744
    Grades: 9-12, PG
    1079 Firetower Road
    ColoraMD 21917
    (410)658-9279
  • 2.
    Linden Hall School
    Linden Hall School Photo
    All-Girls 
    1746
    Grades: 6-12, PG
    212 East Main Street
    LititzPA 17543
    (717)626-8512
  • 3.
    1763
    Grades: 9-12
    1 Elm Street
    ByfieldMA 01922
    (978)499-3120
  • 4.
    1778
    Grades: 9-12, PG
    180 Main Street
    AndoverMA 01810
    (978)749-4050
  • 5.
    1781
    Grades: 9-12, PG
    20 Main Street
    ExeterNH 03833
    (603)777-3437
  • 6.
    Georgetown Preparatory School
    Georgetown Preparatory School Photo - School spirit and camaraderie create lasting memories and life-long friendships.
    All-Boys  (Catholic)
    1789
    Grades: 9-12
    10900 Rockville Pike
    North BethesdaMD 20852
    (301)214-1215
  • 7.-8.
    1792
    Grades: 9-12, PG
    745 Main Street
    FryeburgME 04037
    (207)935-2013
  • 7.-8.
    1792

    Grades: 9-12, PG
    PO Box 190, 66 Cutler Road
    East MachiasME 04630
    (207)255-8301
  • 9.
    1793
    Grades: 9-12
    44 Main Street, PO Box 992
    GrotonMA 01450
    (978)448-1530
  • 10.
    1794
    Grades: 9-12, PG
    10 Main Street
    CheshireCT 06410
    (203)439-7250
  • 11.
    1796
    Grades: 9-12 | 6-12 (day)
    22 Spackenkill Road
    PoughkeepsieNY 12603
    (845)462-4200
  • 12.
    1797
    Grades: 9-12, PG
    7 Boyden Lane
    DeerfieldMA 01342
    (413)774-1400
  • 13.
    1798
    Grades: 9-12 | K-12 (day)
    170 Centre Street
    MiltonMA 02186
    (617)898-2227
  • 14.
    Westtown School
    Westtown School Photo - Science
    (Society of Friends)
    1799
    Grades: 9-12 | Pre-K-12 (day)
    975 Westtown Rd
    West ChesterPA 19382
    (610)399-7900
  • 15.
    1801
    Grades: 9-12, PG
    57 Academy Rd.Woodstock, CT 06281
    WoodstockCT 06281
    (860)928-6575
  • 16.-17.
    1804
    Grades: 9-12, PG | 6-12, PG (day)
    P.O. Box 309
    HebronME 04238
    (207)966-5225
  • 16.-17.
    1804

    Grades: 8-12, PG | 6-12, PG (day)
    423 Main Street
    WilbrahamMA 01095
    (413)596-9107
  • 18.
    Bridgton Academy
    Bridgton Academy Photo - Welcome to Bridgton Academy! Located in the Western Maine foothills and the heart of Maine's Lake Region, we've been preparing young men for the rigors of college and beyond since 1808. We Know PG.
    All-Boys 
    1808
    Grades: 11-12, PG
    PO Box 292
    North BridgtonME 04057
    (207)647-3322
  • 19.
    1810
    Grades: 9-12, PG
    2500 Main Street
    LawrencevilleNJ 08648
    (800)735-2030
  • 20.
    1811
    Grades: 6-12
    438 Main Street
    SacoME 04072
    (207)282-5383
  • 21.
    1813
    Grades: 9-12, PG
    7 Campus Center, PO Box 188
    MeridenNH 03770
    (603)469-2100
  • 22.-23.
    1814
    Grades: 9-12, PG
    285 Pawling Avenue
    TroyNY 12180
    (518)833-1320
  • 22.-23.
    1814

    Grades: 7-12 | 5-12 (day)
    60 Knox Lane
    WheelingWV 26003
    (304)233-1436
  • 24.
    1820
    Grades: 9-12, PG
    80 Academy Drive
    WolfeboroNH 03894
    (603)569-7200
  • 25.
    1821
    Grades: 9-12, PG
    70 Main Street
    New HamptonNH 03256
    (603)677-3401
  • 26.
    1823
    Grades: 9-12, PG
    975 West Main Street
    Dover FoxcroftME 04426
    (207)564-8664
  • 27.
    1824
    Grades: 9-12, PG
    PO Box 257, 1614 Main St., Rte. 17
    Kents HillME 04349
    (207)685-1606
  • 28.
    1828
    Grades: 9-12, PG
    785 Beaver Street
    WalthamMA 02452
    (781)314-0806
  • 29.
    1831
    Grades: 8-12, PG
    3042 College St.
    AustinburgOH 44010
    (440)275-2811
  • 30.
    St. Timothy's School
    St. Timothy's School Photo - The Redlands Farm at St. Timothy's School is designed to serve as an on-site sustainable farming operation dedicated to growing produce for the campus dining program and supporting experiential learning opportunities for students.
    All-Girls  (Episcopal)
    1832
    Grades: 9-12, PG
    8400 Greenspring Avenue
    StevensonMD 21153
    (410)486-7401
  • 31.
    1833
    Grades: 9-12, PG
    Suffield Academy
    SuffieldCT 06078
    (860)386-4440
  • 32.
    1834
    Grades: 9-12, PG | 6-12, PG (day)
    81 Providence Street
    WorcesterMA 01604
    (508)459-5481
  • 33.-34.
    1836
    Grades: 7-12
    80 chemin Moulton Hill
    Sherbrooke, QuebecCanada J1M 1Z8
    (819)566-0238
  • 33.-34.
    1836

    Grades: 9-12, PG
    PO Box 860
    BethelME 04217
    (207)824-7777
  • 35.
    Olney Friends School
    Olney Friends School Photo - The view of top campus from Livezey Lake. Olney Friends School sits on a 350-acre USDA certified organic campus.
    (Society of Friends)
    1837
    Grades: 9-12
    61830 Sandy Ridge Road
    BarnesvilleOH 43713
    (740)425-3655
  • 36.
    The Pennington School
    (United Methodist)
    1838
    Grades: 8-12 | 6-12 (day)
    112 West Delaware Avenue
    PenningtonNJ 08534
    (609)737-6128
  • 37.
    1839
    Grades: 9-12
    1200 N. Quaker Lane
    AlexandriaVA 22302
    (877)933-4347
  • 38.
    1841
    Grades: 9-12, PG | 7-12, PG (day)
    19 Payson Avenue
    EasthamptonMA 01027
    (413)529-3241
  • 39.-42.
    1842
    Grades: 9-12
    16945 Bayview Ave
    Newmarket, OntarioCanada L3Y4X2
    (905)895-1700
  • 39.-42.
    Saint James School
    Saint James School Photo - Daily chapel allows for quiet reflection and a way to connect with personal spirituality.
    (Episcopal)
    1842

    Grades: 8-12
    17641 College Road
    HagerstownMD 21740
    (301)733-9330
  • 39.-42.
    1842

    Grades: 9-12, PG
    1000 Main Street, PO Box 906
    St. JohnsburyVT 05819
    (802)751-2130
  • 39.-42.
    Saint Mary's School
    Saint Mary's School Photo - In keeping with the school's Episcopal heritage, Saint Mary's students regularly participate in community service opportunities - from Habitat for Humanity projects pictured here, to the United Way annual MLK Day of Service, to volunteering their time at local schools and nearby service agencies .
    All-Girls  (Episcopal)
    1842

    Grades: 9-12
    900 Hillsborough Street
    RaleighNC 27603
    (919)424-4100
  • 43.
    1843
    Grades: 9-12
    60 Main Street
    FarmingtonCT 06032
    (860)409-3530
  • 44.-45.
    Stuart Hall School
    Stuart Hall School Photo - Stuart Hall School offers a competitive and successful athletics program that teaches students the value of sportsmanship, leadership and teamwork.
    (Episcopal)
    1844
    Grades: 8-12 | Pre-K-12 (day)
    235 West Frederick Street
    StauntonVA 24401
    (540)213-3746
  • 44.-45.
    Wyoming Seminary Upper School
    Wyoming Seminary Upper School Photo - The Louis Maslow Stem School at Wyoming Seminary creates real world opportunities to study robotics, engineering and environmental issues.
    (United Methodist)
    1844

    Grades: 9-12, PG
    201 North Sprague Ave.
    KingstonPA 18704
    (570)270-2160
  • 46.
    1845
    Grades: 9-12, PG
    30 School Street
    TiltonNH 03276
    (603)286-1733
  • 47.-48.
    1848
    Grades: 9-12, PG
    PO Box 600
    BlairstownNJ 07825
    (908)362-6121
  • 47.-48.
    1848

    Grades: 9-12, PG
    204 Main Street - P.O. Box 500
    AndoverNH 03216
    (603)735-6652
  • 49.
    1850
    Grades: 9-12 | K-12 (day)
    1500 Butterfield Road
    San AnselmoCA 94960
    (415)258-1905
  • 50.-51.
    Buffalo Seminary
    Buffalo Seminary Photo - Graduation 2017 - 66 girls celebrate the way generations of SEM graduates have.
    All-Girls 
    1851
    Grades: 9-12, PG
    205 Bidwell Parkway
    BuffaloNY 14222
    (716)885-6780
  • 50.-51.
    1851

    Grades: 9-12, PG
    860 Beech Street
    PottstownPA 19464
    (610)326-1000
  • 52.
    Grier School
    Grier School Photo
    All-Girls 
    1853
    Grades: 7-12, PG
    2522 Grier School Road
    TyronePA 16686
    (814)684-3000
  • 53.
    1854
    Grades: 7-12
    304 S. Beach Blvd.
    Bay St. LouisMS 39520
    (228)467-9057
  • 54.
    1855
    Grades: 9-12
    101 North University
    Beaver DamWI 53916
    (800)860-7725
  • 55.
    St. Paul's School
    St. Paul's School Photo - SPS 1
    (Episcopal)
    1856
    Grades: 9-12
    325 Pleasant Street
    ConcordNH 03301
    (603)229-4700
  • 56.-57.
    1857
    Grades: 9-12, PG
    1500 West Kennedy Road
    Lake ForestIL 60045
    (847)615-3267
  • 56.-57.
    1857

    Grades: 9-12, PG | 6-12, PG (day)
    2280 Watertower Road, Box 4000
    CollegevilleMN 56321
    (800)525-7737
  • 58.
    1858
    Grades: 9-12, PG
    1000 Shumway Avenue
    FaribaultMN 55021
    (507)333-1618
  • 59.-60.
    'Iolani School
    'Iolani School Photo
    (Episcopal)
    1863
    Grades: 9-12 | K-12 (day)
    563 Kamoku Street
    HonoluluHI 96826
    (808)943-2279
  • 59.-60.
    1863

    Grades: 9-12
    1000 Green St.
    AtchisonKS 66002
    (913)367-5482
  • 61.
    1864
    Grades: 9-12, PG
    201 South Main Street
    HightstownNJ 08520
    (609)944-7501
  • 62.-64.
    1865
    Grades: 9-12, PG
    39 School Street, P.O. Box 8000
    AshburnhamMA 01430
    (978)827-7300
  • 62.-64.
    St. Mark's School
    St. Mark's School Photo - St. Mark's School
    (Episcopal)
    1865

    Grades: 9-12
    25 Marlboro Road
    SouthboroughMA 01772
    (508)786-6118
  • 62.-64.
    1865

    Grades: 9-12 | 5-12 (day)
    55 Deblaquire St N.
    Port HopeCanada L1A4K
    (905)885-3217
  • 65.-66.
    1866
    Grades: 7-9 | K-9 (day)
    48 Main Street
    SouthboroughMA 01772
    (508)490-8201
  • 65.-66.
    1866

    Grades: 9-12, PG
    295 Main Street
    PittsfieldME 04967
    (207)487-2282
  • 67.-69.
    1867
    Grades: 9-12
    PO Box 127, 168 Institute Circle
    Lyndon CenterVT 05850
    (802)535-3700
  • 67.-69.
    Oldfields School
    Oldfields School Photo - PERFORMING ARTS* Three theater productions each year* Plethora of dance and theater classes offered during the academic day* Oldfields Dance Company* Opportunities to perform off-campus(PICTURE: Members of the Oldfields Dance Company)
    All-Girls 
    1867

    Grades: 8-12, PG
    1500 Glencoe Road
    Sparks GlencoeMD 21152
    (410)472-4800
  • 67.-69.
    1867

    Grades: 8-12, PG
    314 Mountain Road
    Cornwall on HudsonNY 12520
    (845)458-7542
  • 70.
    1868
    Grades: 8-12 | 6-12 (day)
    290 Quintard Rd.
    SewaneeTN 37375
    (931)598-5651
  • 71.-72.
    1869
    Grades: 9-12, PG | Pre-K-12, PG (day)
    6300 SW Nicol Road
    PortlandOR 97223
    (503)768-3115
  • 71.-72.
    1869

    Grades: 7-12, PG
    574 Bernardston Road
    GreenfieldMA 01301
    (413)774-2711
  • 73.
    1870
    Grades: 7-12 | 6-12 (day)
    319 Webb Road East
    Bell BuckleTN 37020
    (931)389-6003
  • 74.
    1871
    Grades: 9-12
    550 S. Albert St.
    Saint PaulMN 55116
    (312)416-1955
  • 75.-76.
    Academy of the Holy Family
    Academy of the Holy Family Photo - Boarding students weekend trip to Boston
    All-Girls  (Catholic)
    1874
    Grades: 9-12
    54 W. Main Street Box 691
    BalticCT 06330
    (860)822-6279
  • 75.-76.
    1874

    Grades: 9-12, PG
    Office of Admission
    WindsorCT 06095
    (860)687-6400
  • 77.-78.
    1875
    Grades: 6-12, PG
    200 Seminary Street
    PennsburgPA 18073
    (215)679-9511
  • 77.-78.
    1875

    Grades: 8-12, PG
    120 South 100 West
    Mt. PleasantUT 84647
    (435)462-1400
  • 79.-80.
    1876
    Grades: 9-12
    66 Spring Street
    MarionMA 02738
    (508)291-8300
  • 79.-80.
    1876

    Grades: 9-12, PG
    10 Long Walk
    Saxtons RiverVT 05154
    (802)869-6229
  • 81.-82.
    1877
    Grades: 9-12 | 5-12 (day)
    49 Clinton Avenue
    Dobbs FerryNY 10522
    (914)479-6420
  • 81.-82.
    1877

    Grades: 6-12
    40 College Hill Road
    Rothesay, New BrunswickCanada E2E 5H1
    (506)847-8224
  • 83.-84.
    1878
    Grades: 8-12, PG
    1000 Samuel Miller Loop
    CharlottesvilleVA 22903
    (434)823-4805
  • 83.-84.
    Oak Hill Academy
    (Baptist)
    1878

    Grades: 8-12
    2635 Oak Hill Road
    Mouth of WilsonVA 24363
    (276)579-2619
  • 85.-88.
    1879
    Grades: 7-12
    225 S. Wayne Avenue
    WaynesboroVA 22980
    (800)946-7773
  • 85.-88.
    Holderness School
    Holderness School Photo - We think that great things happen when students work alongside practicing artists. They learn not only to speak and understand the language of the arts, but how the arts can break down barriers between people, and inside them.
    (Episcopal)
    1879

    Grades: 9-12, PG
    PO Box 1879
    PlymouthNH 03264
    (603)536-1747
  • 85.-88.
    1879

    Grades: 9-12
    4391 County Rd. 29
    LakefieldCanada K0L2H0
    (705)652-3324
  • 85.-88.
    1879

    Grades: 9-12, PG
    One Lamplighter Way
    Mount HermonMA 01354
    (413)498-3227
  • 89.-90.
    1880
    Grades: 9-12
    112 Broad Street
    Red BankNJ 07701
    (312)416-1955
  • 89.-90.
    The King's Academy
    The King's Academy Photo - Build friendships that can last a lifetime!
    (Christian)
    1880

    Grades: 7-12, PG | Pre-K-12, PG (day)
    202 Smothers Road
    SeymourTN 37865
    (865)573-8321
  • 91.
    Dana Hall School
    Dana Hall School Photo - The Dana Hall Upper School offers intellectual challenge and personal growth to a diverse community of girls from dozens of towns around New England and every corner of the U.S.and the world.
    All-Girls 
    1881
    Grades: 9-12
    45 Dana Road
    WellesleyMA 02482
    (781)489-1331
  • 92.-93.
    1883
    Grades: 7-12 | 6-12 (day)
    9790 Thayer Street
    HoughtonNY 14744
    (585)567-8115
  • 92.-93.
    1883

    Grades: 9-12
    423 Fox Chapel Road
    PittsburghPA 15238
    (412)968-3180
  • 94.-97.
    1884
    Grades: 9-12
    827 N. Tacoma Avenue
    TacomaWA 98403
    (253)284-8600
  • 94.-97.
    Groton School
    (Episcopal)
    1884

    Grades: 8-12
    282 Farmers Row, Box 991
    GrotonMA 01450
    (978)448-7510
  • 94.-97.
    1884

    Grades: 7-12
    5755 North State Road 9/P.O. Box 240
    HoweIN 46746
    (888)462-4693
  • 94.-97.
    1884

    Grades: 7-12
    1101 Genesee Street
    DelafieldWI 53018
  • 98.
    1885
    Grades: 9-12
    3535 Commerce Rd.
    Orchard LakeMI 48324
    (248)431-1697
  • 99.-100.
    1886
    Grades: 9-12, PG
    45 Georgian Road
    WestonMA 02493
    (781)642-8650
  • 99.-100.
    1886

    Grades: 9-12, PG
    371 West Farm Road
    BethlehemNH 03574
    (603)444-2928
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