Grant County, Oregon

Grant County: County in Oregon, United States


Grant County is a county located in the U.S. state of Oregon. As of the 2010 census, the population was 7,445 and a population density of 1 people per km². After 10 years in 2020 county had an estimated population of 7,180 inhabitants. Its county seat is Canyon City. The county was created 158 years ago in 1864.

Quick Facts about Grant County

Population : 7,180 (2020)
Country : United States of America
State : Oregon (United States)
Different from : Grant County, Grant County, Grant County, Grant Parish, Grant County, Grant County, Grant County, Grant County, Grant County, Grand County, Grant County, Grant County, Grant County, Grant County, Grand County, Grant County
Area : 11731 km2
Water as percent of area : 0.02%
Land as percent of area : 99.98%
Named for : Ulysses S. Grant
Capital : Canyon City
Establishment : October 10, 1864
Time Zone : America/Los_Angeles
Local time : 21:58:52 (3rd June 2023)
Density : 1 Pop. per km² as of 2020
Population growth : -3.69% (2010-2020)
Grant County locator map
Location of Grant County on Oregon map.
Canyoncitygrantcourthouse image
Canyoncitygrantcourthouse image


Grant County is located at 44°29'29"N 119°0'27"W (44.4912500, -119.0073800). It has 8 neighbors: Baker County, Union County, Morrow County, Wheeler County, Crook County, Harney County, Malheur County and Umatilla County.

Grant County map

The largest city of Grant County is John Day with a population of 1,669. Other cities include, Prairie City population 876, Canyon City population 659, Mount Vernon population 511 and Seneca population 225. See all Grant County cities & populated places.

Grant County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Grant County.

City Name Population Title
John Day 1,669 City in Oregon, USA
Prairie City 876 City in Oregon, USA
Canyon City 659 City in Oregon, USA
Mount Vernon 511 City in Oregon, USA
Seneca 225 City in Oregon, USA
Long Creek 191 City in Oregon, USA
Dayville 144 City in Oregon, USA
Monument 122 City in Oregon, USA
Granite 36 City in Oregon, USA

Grant County has 8 neighbours.

  • Canyon City


According to census records, the population of Grant County decreased by 3.69% in 10 years.

Year Population % Change Method
2010 7,445 - census
2011 7,410 -0.47% estimation process
2012 7,325 -1.16% estimation process
2013 7,270 -0.76% estimation process
2014 7,190 -1.11% estimation process
2015 7,207 0.24% estimation process
2016 7,166 -0.57% estimation process
2017 7,188 0.31% estimation process
2018 7,185 -0.04% estimation process
2019 7,199 0.19% estimation process
2020 7,180 -0.26% estimation process

Comitatul Grant, Comte de Grant, Comté de Grant, Condado de Grant, Condado han Grant, Contea di Grant, Grant, Grant Comitatus, Grant Kun, Grant Kūn, Grant konderria, Grant megye, Grant srjan, Granti maakond, Hrabstwo Grant, Okrug Grant, Quan Grant, Quận Grant, ge lan te xian, granta ka'unti, guranto jun, mqatʿt ghrant, shhrstan grant awrgn, Грант, Округ Грант, Գրանտ շրջան, شهرستان گرانت، اورگن, مقاطعة غرانت, گرانٹ کاؤنٹی، اوریگون, গ্রান্ট কাউন্টি, グラント郡, 格蘭特縣

Other places with the same name (14)

Oregon Other Counties (more counties)

County Name Population Title
Multnomah County 815,637 County in Oregon, United States
Portland 656,751 City in Oregon, USA
Washington County 603,514 County in Oregon, United States
Clackamas County 421,596 County in Oregon, United States
Lane County 382,986 County in Oregon, United States
Marion County 349,204 County in Oregon, United States
Jackson County 221,844 County in Oregon, United States
Deschutes County 201,769 County in Oregon, United States
Salem 175,891 City and capital of Oregon, USA
Eugene 173,236 City in Lane County, Oregon, United States
Linn County 131,054 County in Oregon, United States
Terrebonne 117,664 Census-designated place in Deschutes County, Oregon
Douglas County 111,364 County in Oregon, United States
Hillsboro 110,985 City in Oregon, USA
Gresham 110,031 City in Oregon, USA
Yamhill County 107,664 County in Oregon, United States