• county
  • FIPS 08103
  • Largest town: Meeker

Rio Blanco County, Colorado

Rio Blanco County had 6,607 residents in the Census Vintage 2024 estimate, on 3,221.0 square miles of land. It ranks 46th of 64 in Colorado by population and 6th by land area.

Population
6,607
#46 of 64 in Colorado · #2,690 in US
Area
3,221.0 sq mi
#6 of 64 in Colorado · #159 in US
Density
2.1 / sq mi
#57 of 64 in Colorado · #2,983 in US
Median household income
$72,088
#33 of 64 in Colorado · #848 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Rio Blanco County within Colorado. Pin: Denver.

Measure from here

Tools and pages that start from Rio Blanco County

Rio Blanco County population, land area and income

Rio Blanco County had 6,607 residents in the Census Vintage 2024 estimate, on 3,221.0 square miles of land. It ranks 46th of 64 in Colorado by population and 6th by land area. That works out to 2.1 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Colorado has 15,336 residents, so Rio Blanco County has 43% of the typical county's population.

Its SAIPE 2023 median household income of $72,088 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

6,607

3144th1st

2690th of 3,144 (US)

Land area

3,221 sq mi

3144th1st

159th of 3,144 (US)

Density

2.1 / sq mi

3144th1st

2983rd of 3,144 (US)

Median household income

$72,088

3143rd1st

848th of 3,143 (US)

Rank within Colorado (64)

Population

6,607

64th1st

46th of 64 (CO)

Land area

3,221 sq mi

64th1st

6th of 64 (CO)

Density

2.1 / sq mi

64th1st

57th of 64 (CO)

Median household income

$72,088

64th1st

33rd of 64 (CO)

How Rio Blanco County's population changed since 2020

Rio Blanco County gained 86 residents between the July 2020 and July 2024 estimates, a rise of 1.3%. That ranks 35th of 64 in Colorado for growth. The median Colorado county changed by +1.7%, and the state as a whole by +2.9%.

Since the April 2020 estimates base, Rio Blanco County recorded 242 births and 268 deaths, a natural change of -26. Net international migration added +35 and net domestic migration, people moving to or from other US counties, came to +72. The largest single component was domestic migration, which added 72 people.

6,52120206,44720216,56120226,58620236,6072024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
242
Deaths
268
Net international migration
+35
Net domestic migration
+72
Change, July 2023 to July 2024
+21

Where Rio Blanco County is

The Census internal point of Rio Blanco County is at 39.972600, -108.200700. It sits in UTM zone 12N. The map shades Colorado's 64 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Rio Blanco County outlined. Dots are towns of 1,000+ people with residents in it.

Otero County: -3.6%Lake County: -0.6%Adams County: +4.3%Kit Carson County: +0.2%Phillips County: -0.9%Bent County: +5.5%Lincoln County: -1.1%Washington County: -0.9%Hinsdale County: -5.1%Alamosa County: +1.9%Kiowa County: -4.1%Arapahoe County: +1.8%Archuleta County: +5.1%Montrose County: +4.6%Jefferson County: -0.8%Gilpin County: +2.5%Larimer County: +4.1%Custer County: +17.5%Saguache County: +4.3%Mineral County: +7.1%Broomfield County: +5.1%Logan County: -2.1%Mesa County: +3.4%Eagle County: -2.4%Denver County: +1.6%Pitkin County: -4.2%Boulder County: -0.2%El Paso County: +2.6%Las Animas County: +0.1%San Miguel County: -2.9%Douglas County: +9.3%Cheyenne County: -1.9%Garfield County: +2.2%Ouray County: +6.5%San Juan County: +16.0%Yuma County: +0.8%Elbert County: +12.1%Prowers County: -0.5%Morgan County: +4.2%Delta County: +3.7%Chaffee County: +6.6%Huerfano County: +2.4%Teller County: +0.5%Costilla County: +5.3%Baca County: -3.3%Routt County: +1.6%Conejos County: +1.3%Summit County: -1.1%Clear Creek County: -3.0%Fremont County: +2.5%Rio Blanco County: +1.3%Dolores County: +5.8%Grand County: +2.6%Gunnison County: +2.1%Park County: +5.1%Sedgwick County: -5.5%Montezuma County: +3.7%La Plata County: +2.1%Moffat County: -1.0%Rio Grande County: -3.6%Weld County: +11.5%Pueblo County: +0.9%Jackson County: -7.6%Crowley County: -1.5%
Change 2020 to 2024
  1. < -1.9%
  2. < +0.5%
  3. < +2.4%
  4. < +5.1%
  5. ≥ +5.1%
no data

Orange pin: Rio Blanco County internal point. Dark pin: Denver.

Internal point

Decimal
39.972600, -108.200700
DMS
39°58'21.36"N 108°12'2.52"W
UTM
12N 739059.7E 4428469.4N
Geohash
9x553uf9k
Plus code
85FHXQFX+2P

Towns in Rio Blanco County

2 incorporated places of 1,000+ people have residents in Rio Blanco County, 4,679 people together, or 71% of the county. Each figure counts only the part of the town inside Rio Blanco County; towns marked "part" extend into another county. The largest is Meeker with 2,390.

  1. 01Meeker2,390
  2. 02Rangely2,289
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Rio Blanco County

The Census 2024 county adjacency file lists 4 neighbors for Rio Blanco County, including 1 across a state line. The most populous is Garfield County, CO, with 63,167 residents. Distances run between Census internal points in a straight line.

Distance to Denver and the nearest big city

Denver is 171.3 miles E of Rio Blanco County's internal point in a straight line. The nearest place of 100,000 or more is Boulder, CO (population 106,803), 156.2 miles away. The nearest place of 10,000 or more is Rifle, CO (population 10,663), 37.8 miles away.

Rio Blanco County FIPS code

The FIPS code of Rio Blanco County is 08103: state code 08 for Colorado plus county code 103. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $72,088.

Questions people ask

What is the population of Rio Blanco County, Colorado?

The Census Vintage 2024 estimate for July 1, 2024 is 6,607. That is up 86 people (1.3%) from the July 2020 estimate of 6,521.

What is the FIPS code of Rio Blanco County?

08103. The first two digits (08) are Colorado; the last three (103) identify the county.

What is the largest town in Rio Blanco County?

Meeker, with 2,390 residents inside Rio Blanco County in 2024.

Which counties border Rio Blanco County?

4 county-equivalents border it in the Census 2024 adjacency file: Garfield County, CO; Uintah County, UT; Routt County, CO; Moffat County, CO.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.