Rio Grande County , Colorado

Rio Grande County: County in Colorado, United States

Rio Grande County locator map
Location of Rio Grande County on Colorado map.


Rio Grande County is a county located in the U.S. state of Colorado. As of the 2010 census, the population was 11,982 and a population density of 5 people per km². After 10 years in 2020 county had an estimated population of 11,296 inhabitants. Its county seat is Del Norte. The county was created 147 years ago in 1873.

Carnegie Library 'Monte Vista  Colorado' image
Carnegie Library 'Monte Vista Colorado'
Carnegie Library 'Monte Vista  Colorado' image


Rio Grande County is located at 37°34'57"N 106°22'60"W (37.5825200, -106.3832100). It has 5 neighbors: Archuleta County, Conejos County, Mineral County, Saguache County and Alamosa County.

Rio Grande County map

The largest city of Rio Grande County is Monte Vista with a population of 4,067. Other cities include and Del Norte population 1,541. See all Rio Grande County cities & populated places.


Rio Grande County forecast: Clear, with a low around 42. West southwest wind 10 to 15 mph. more

Rio Grande County Quick Facts

Population : 11,296 (2020)
Country : United States of America
State : Colorado (United States)
Different from : Río Grande
Area : 2362 km2
Water as percent of area : 0.04%
Land as percent of area : 99.96%
Named for : Rio Grande
Altitude : 10,262 feet / 3128 meters
Capital : Del Norte
Establishment : January 01, 1874
Time Zone : America/Denver
Local time : 01:58:05 (23rd September 2021)
Density : 5 Pop. per km² as of 2020
Population growth : -6.07% (2010-2020)
Weather : 42℉ Clear 7-days weather

Rio Grande County has 5 neighbours.


According to census records, the population of Rio Grande County decreased by 6.07% in 10 years.

Year Population % Change Method
2010 11,982 - census
2011 11,913 -0.58% estimation process
2012 11,866 -0.4% estimation process
2013 11,676 -1.63% estimation process
2014 11,504 -1.5% estimation process
2015 11,352 -1.34% estimation process
2016 11,337 -0.13% estimation process
2017 11,297 -0.35% estimation process
2018 11,271 -0.23% estimation process
2019 11,267 -0.04% estimation process
2020 11,296 0.26% estimation process

Comitatul Rio Grande, Comte de Rio Grande, Comté de Rio Grande, Condado de Rio Grande, Condado de Río Grande, Condado han Rio Grande, Contea di Rio Grande, Hrabstwo Rio Grande, Okrug Rio Grand, Quan Rio Grande, Quận Rio Grande, Rio Grande, Rio Grande Kun, Rio Grande Kūn, Rio Grande konderria, Rio Grande maakond, Rio Grande megye, Rio Grande srjan, Rio-Grande, li ao ge lan de xian, mqatʿt ryw ghrand, ri'o grande ka'unti, riogurande jun, shhrstan ryw grynd klradw, Округ Рио Гранд, Рио Гранде, Рио-Гранде, Ріо-Гранде, Ռիո Գրանդե շրջան, ریو گرانڈے کاؤنٹی, ریو گرینڈے کاؤنٹی، کولوراڈو, شهرستان ریو گریند، کلرادو, مقاطعة ريو غراند, রিও গ্রান্ডে কাউন্টি, リオグランデ郡, 里奧格蘭德縣

Other places with the same name (1)

Rio Grande County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Rio Grande County.

City Name Population Title
Monte Vista 4,067 Home rule municipality in Colorado
Del Norte 1,541 City in Rio Grande County, Colorado, United States of America
South Fork 425 Town of the United States

Colorado Other Counties (more counties)

County Name Population Title
Denver 735,538 Capital city of the state of Colorado, United States; consolidated city and county
Denver County 735,538 County in Colorado, United States, coterminous with the City of Denver
El Paso County 728,310 One of the 64 counties in the U.
Arapahoe County 657,452 County in Colorado, United States
Jefferson County 583,283 County in Colorado, United States
Adams County 519,883 County in Colorado, United States
Colorado Springs 482,131 County seat of El Paso County, Colorado, United States
Aurora 387,377 City in Kane County, Illinois, United States
Douglas County 360,750 County in Colorado, United States
Larimer County 360,428 County in Colorado, United States
Weld County 333,983 County in Colorado, United States
Boulder County 327,171 County in Colorado, United States
Pueblo County 169,823 County in Colorado, United States
Fort Collins 168,234 Municipality and county seat of Larimer County, Colorado, United States
Lakewood 157,429 City in Colorado
Mesa County 155,603 County in Colorado, United States