County Past
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Ontario County, New York

Historic newspapers, landmarks, and county history layers for genealogists and local historians.

—newspaper titles
—digitized titles
80historic places
—earliest paper
1789formed
112,458pop. 2020
115cemeteries
—CW battlefields

At a glance

Summary

The National Register of Historic Places includes 80 listed properties in the county, first listed in 1966; 1 is also National Historic Landmark. Most listings are in or near Canandaigua, Geneva, Naples.

Summary generated automatically from the source data on this page.

Newspapers

Library of Congress

Newspaper directory data for New York is not yet loaded on this site. Browse Ontario titles at the Library of Congress.

National Register of Historic Places

NPS NRHP

43 of 80 listings mapped; some locations are restricted by NPS to protect sensitive sites.

80 listed properties
PropertyCityTypeListed
Adelaide Avenue SchoolCanandaiguaBuilding1984
AshcroftGenevaBuilding1975
Barden, Levi, Cobblestone FarmhouseSenecaBuilding2003
Barron, Thomas, HouseSenecaBuilding1988
Belhurst CastleGenevaBuilding1987
Benham HouseCanandaiguaBuilding1984
Boughton Hill NHLVictorSite1966
Brigham HallCanandaiguaBuilding1984
Bristol Center Methodist Episcopal ChurchBristolBuilding2022
Building at 426 South Main StreetCanandaiguaBuilding1984
Canandaigua Historic DistrictCanandaiguaDistrict1984
Canandaigua Historic District (Boundary Increase)CanandaiguaDistrict2016
Canandaigua Veterans Hospital Historic DistrictCanandaiguaDistrict2012
Central Naples Historic DistrictNaplesDistrict2024
Chapin, Thaddeus, HouseCanandaiguaBuilding1984
Cleveland, Ephraim, HouseNaplesBuilding1994
Clifton Springs SanitariumClifton SpringsBuilding1979
Clifton Springs Sanitarium Historic DistrictClifton SpringsDistrict1990
Cobblestone ManorCanandaiguaBuilding1984
Cobblestone Railroad PumphouseVictorStructure1992
Cronkite, Jeremiah, HouseVictorBuilding2002
Dickson, John and Mary, HouseWest BloomfieldBuilding2008
East Bloomfield Historic DistrictEast BloomfieldDistrict1989
Fairview CemeteryNaplesSite2023
Farmers and Merchants BankGenevaBuilding2008
Farmington Quaker Crossroads Historic DistrictFarmingtonDistrict2007
Felt Cobblestone General StoreVictorBuilding1992
First Baptist ChurchGenevaBuilding2002
First Baptist Church of PhelpsPhelpsBuilding1992
Genesee Park Historic DistrictGenevaDistrict2002
Geneva ArmoryGenevaBuilding1995
Geneva Downtown Commercial Historic DistrictGenevaDistrict2014
Geneva Hall and Trinity Hall, Hobart & William Smith CollegeGenevaBuilding1973
Gorham, William W., HouseCanandaiguaBuilding2024
Granger CottageCanandaiguaBuilding1984
Granger, Francis, HouseCanandaiguaBuilding1984
Harmon Cobblestone Farmhouse and Cobblestone SmokehousePhelpsBuilding1992
Howe, Dr. John Quincy, HousePhelpsBuilding2002
Huffman, William, Cobblestone HousePhelpsBuilding2002
Knights of the Maccabees HallCheshireBuilding2013
Marshall HouseCanandaiguaBuilding1984
Miller Corsets, Inc. FactoryCanandaiguaBuilding2020
Morgan Hook and Ladder CompanyNaplesBuilding1995
Naples Memorial Town HallNaplesBuilding1996
Naples South Main Street Historic DistrictNaplesDistrict2022
Naples Viniculture Historic DistrictNaplesDistrict2022
Nester HouseGenevaBuilding1984
North Main Street Historic DistrictCanandaiguaDistrict1973
Ontario and Livingston Mutual Insurance OfficeWest BloomfieldBuilding2008
Osborne HouseVictorBuilding1980
Parrott HallGenevaBuilding1971
Peck, Waltrous, HouseWest BloomfieldBuilding2017
Phelps Town HallPhelpsBuilding1996
Port Gibson United Methodist ChurchPort GibsonBuilding1996
Rippey Cobblestone FarmhouseSenecaBuilding1992
SENECA CHIEF (shipwreck)CanandaiguaSite2024
Saltonstall Street SchoolCanandaiguaBuilding1984
Seneca Presbyterian ChurchStanleyBuilding1973
Smith Observatory and Dr. William R. Brooks HouseGenevaBuilding2008
Smith's Opera HouseGenevaBuilding1979
Sonnenberg GardensCanandaiguaDistrict1973
South Bristol Grange Hall 1107Bristol SpringsBuilding1997
South Farmington Friends Cemetery and Meetinghouse SiteFarmingtonSite2024
South Main Street Historic DistrictGenevaDistrict1974
St. Bridget's Roman Catholic Church ComplexBloomfieldBuilding1992
St. Francis de Sales Parish ComplexGenevaDistrict2015
St. John's Episcopal ChurchPhelpsBuilding1978
St. Peter's Episcopal ChurchBloomfieldBuilding1996
St. Stephen's Roman Catholic Church ComplexGenevaDistrict2025
Swift, Philetus, HousePhelpsBuilding2005
US Post Office-CanandaiguaCanandaiguaBuilding1988
US Post Office-GenevaGenevaBuilding1989
Valentown HallVictorBuilding1997
Warner, Oliver, FarmsteadClifton SpringsDistrict1988
Warren-Benham HouseBristol SpringsBuilding2017
Washington Street CemeteryGenevaSite2002
Wheeler, George and Addison, House (Additional Documentation)East BloomfieldBuilding2005
Wheeler, George and Addison, House (Boundary Increase)East BloomfieldBuilding2020
Wilder CemeteryS. BristolSite2003
Woodlawn CemeteryCanandaiguaSite2014

Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.

County formation

Newberry AHCB

Ontario was formed in 1789 (1789-01-27) from Montgomery.

ONTARIO created from MONTGOMERY.

Source: Newberry Library, Atlas of Historical County Boundaries.

Population by decade

Census

Ontario County population from 1790 to 2020 (Census historical series).

112k57k1,075179018001840188019101920196020002020
17901800182018401860188019001920194019501960198020002020
1,07515,21888,26743,50144,56349,54149,60552,65255,30760,17268,07088,909100,224112,458

Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.

Cemeteries & historical places

USGS GNIS

115 cemeteries and 1 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.

Cemeteries — 80 of 115 listed
NameLatLon
Academy Cemetery42.77024-77.33904
Allen Cemetery42.75667-77.40571
Allens Hill Cemetery42.84129-77.5175
Andrews Cemetery42.84933-77.41017
Armstrong Cemetery42.94054-77.01259
Baldwin Cemetery42.78006-77.21414
Barnes Cemetery42.76814-77.00301
Benhan Cemetery42.90147-77.20088
Boughton Hill Cemetery42.95948-77.41339
Bristol Center Cemetery42.81159-77.3911
Brookside Cemetery42.81856-77.00494
Brookside Cemetery42.95728-77.22828
Brown Cemetery42.89888-76.98805
Buchan Cemetery42.90132-77.1409
Burnett Cemetery42.95094-77.00934
Butcher Cemetery42.88547-77.04237
Calvary Cemetery42.87937-77.28241
Canadice Corners Cemetery42.73708-77.54089
Canadice Hollow Cemetery42.75747-77.58528
Case Cemetery42.82297-77.42019
Chapman Cemetery42.92327-77.19641
Clifton Springs Cemetery42.95627-77.13259
Codding Cemetery42.8407-77.39247
Coopers Cemetery43.01567-77.22509
County Home Cemetery42.89053-77.21808
Coye Cemetery42.72314-77.36506
Dennison Corners Cemetery42.83882-77.57285
Dibble Cemetery42.92926-77.45868
Dillon Cemetery42.94081-77.22913
Doyle Cemetery42.77305-77.45253
East Bloomfield Cemetery42.89636-77.43166
Evergreen Cemetery42.84428-77.42378
Fairview Cemetery42.62613-77.39658
Five Waters Cemetery42.98807-77.09291
Gerould Cemetery42.58172-77.42074
Glenwood Cemetery42.84717-76.98307
Gorham Cemetery42.79887-77.14291
Gunn Cemetery42.88554-77.39146
Hathaway Cemetery42.96192-77.34967
Herrington Cemetery42.94617-77.18109
Hoffman Cemetery42.9759-76.97267
Hopewell Burying Ground42.85986-77.2007
Humphrey Cemetery42.94749-76.98583
Hunn Memorial Cemetery42.86393-77.3424
Hunt's Hollow Cemetery42.66381-77.48711
Italy - Naples Cemetery42.59652-77.36669
Joslyn Cemetery42.92896-77.02569
Lakeview Cemetery42.78533-77.51888
Lewis Cemetery42.83456-77.18519
Little Church Cemetery42.78795-77.09321
Lord Cemetery42.78068-77.26061
Lucas Cemetery42.80065-77.33711
Macaulay Cemetery42.94486-77.18745
Manchester Village Cemetery42.96574-77.23091
Manchester Village Cemetery42.96549-77.23109
Melvin Hill Cemetery42.9191-77.06414
Millers Corners Cemetery42.93102-77.49591
Moore Cemetery42.9006-77.21876
New Number Nine Cemetery42.81407-77.05054
North Bloomfield Cemetery42.93835-77.56986
North Farmington Friends Cemetery43.0284-77.31955
Oak Lawn Cemetery42.91703-77.01178
Old Number Nine Cemetery42.81452-77.05202
Orleans Cemetery42.91762-77.11944
Pamely Cemetery42.74594-77.44325
Parker Cemetery42.88208-77.41259
Parks Cemetery43.00918-77.44262
Pickett's Corners Cemetery42.81085-77.16417
Pine Bank Cemetery42.81633-77.32659
Pinewood Cemetery42.96873-77.02833
Pioneer Cemetery42.90265-77.53948
Pioneer Cemetery42.88654-77.28382
Pioneer Cemetery42.95897-77.06341
Pioneer Cemetery42.79879-77.14052
Pioneers Cemetery42.96228-77.18692
Port Gibson Rural Cemetery43.03599-77.1595
Power Cemetery42.96367-77.34527
Purcell Cemetery42.79003-77.56926
Purchase Cemetery43.00899-77.04756
Randall Cemetery42.75217-77.36226
Historical populated places — 1 of 1
NameLatLon
Richmond Mills42.82639-77.57278

Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.

Historical markers

HMdb link

Marker text and photos from the Historical Marker Database (HMdb) are not embedded here. HMdb allows non-commercial reuse with attribution, but commercial/compensated use needs written permission; this is a commercial site, so we only link out.

Search HMdb for Ontario County, New York

Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.