North Platte River near Casper at sunset
County in Wyoming

Carbon County

Carbon County has the fastest real GDP growth in 2024 in Wyoming (+11.6%) and the 4th largest immigrant share (4.2% foreign-born).

Carbon County is home to 14,250 people (2024 estimate) on 7,898 square miles of land. This page brings together official U.S. Census Bureau population estimates since 2000, the components of change—births, deaths and migration—American Community Survey indicators on income, housing, poverty and education, BEA economic accounts and BLS unemployment.

Key indicators

Population
14,250
July 1, 2024 estimate
2020 Census base
14,532
April 1, 2020
Change since 2020
−1.9%
2020–2024
Land area
7,898 mi²
20,455 km²
Population density
1.8 /mi²
2024 estimate ÷ land area
Births
158
Year to July 1, 2024
Deaths
173
Year to July 1, 2024
Natural change
−15
Births minus deaths, 2024
Net migration
−50
Domestic + international, 2024
Per capita personal income
$71,711
BEA, 2024
Gross domestic product
$1.9 billion
BEA, current dollars, 2024
Median household income
$70,511
ACS 2020–2024 5-year
Poverty rate
12.2%
ACS 2020–2024 5-year
Bachelor’s degree or higher
24.4%
Age 25+, ACS 2020–2024 5-year
Foreign-born residents
4.2%
ACS 2020–2024 5-year
Median home value
$222,700
ACS 2020–2024 5-year
Unemployment rate
3.5%
BLS annual average, 2024

Historical data

Pick an indicator to see its long-run evolution.

Population

2000–2024
14,250▼ 9%

U.S. Census Bureau: intercensal estimates 2000–2009, Vintage 2020 (2010–2019) and Vintage 2024 (2020–2024), July 1.

Data summary

IndicatorValueYear and source
Population estimate14,2502024 · U.S. Census Bureau
Population, 2010 Census15,8852010 · U.S. Census Bureau
Population, 200015,582July 1, 2000 · Census intercensal
Change since 2000−8.5%2000–2024 · Census
International migration+142024 · Census Vintage 2024
Domestic migration−642024 · Census Vintage 2024
Birth rate11.1 per 1,0002024 · calculated
Death rate12.1 per 1,0002024 · calculated
Population rank in Wyoming12th of 232024 · calculated
Per capita personal income$71,711BEA, 2024 · official
Gross domestic product$1.9 billionBEA, current dollars, 2024 · official
Median household income$70,511ACS 2020–2024 5-year · official
Poverty rate12.2%ACS 2020–2024 5-year · official
Bachelor’s degree or higher24.4%Age 25+, ACS 2020–2024 5-year · official
Foreign-born residents4.2%ACS 2020–2024 5-year · official
Median home value$222,700ACS 2020–2024 5-year · official
Median gross rent$842/monthACS 2020–2024 5-year · official
Median age40.6 yearsACS 2020–2024 5-year · official
Households6,116ACS 2020–2024 5-year · official
Owner-occupied homes76.3%ACS 2020–2024 5-year · official

Carbon County in context

Comparable indicators for Carbon County, Wyoming and the United States.

IndicatorCountyWyomingU.S.Reference
Population change 2020–2024−1.9%+1.9%+2.6%Census Vintage 2024
Birth rate (per 1,000)11.110.310.62024
Death rate (per 1,000)12.19.69.12024
Net migration rate (per 1,000)-3.53.78.22024
Population density (/mi²)1.86.196.32024
Per capita personal income$71,711$86,477$73,204BEA, 2024
Median household income$70,511$76,176$80,734ACS 2020–2024 5-year
Poverty rate12.2%10.5%12.5%ACS 2020–2024 5-year
Bachelor’s degree or higher24.4%30.6%35.7%Age 25+, ACS 2020–2024 5-year
Foreign-born residents4.2%3.5%14.1%ACS 2020–2024 5-year
Median home value$222,700$309,700$332,700ACS 2020–2024 5-year
Median gross rent$842/month$992/month$1,413/monthACS 2020–2024 5-year
Median age40.6 years39.1 years38.9 yearsACS 2020–2024 5-year
Owner-occupied homes76.3%71.8%65.2%ACS 2020–2024 5-year

Did you know? Carbon County

12th most populous of 23

With 14,250 residents in 2024, Carbon County ranks 12th by population among Wyoming's 23 counties and is home to 2.4% of the state's residents.

A quarter century of change

Its population went from 15,582 in 2000 to 14,250 in 2024, a change of −8.5%, compared with +18.9% for Wyoming as a whole.

Births and deaths

In the year to July 2024 the county recorded 158 births and 173 deaths, so deaths outnumbered births by 15.

Peak population in 2009

Annual Census estimates since 2000 put the county's highest population at 15,977 in 2009. The 2024 figure is 1,727 lower.

22nd in density

Carbon County has about 1.8 residents per square mile of land, ranking 22nd of 23 counties; Wyoming averages 6.1.

Household income rank

With a median household income of $70,511 (ACS 2020–2024 5-year), the county ranks 14th of 23 Wyoming counties; the state median is $76,176.

Size of the economy

Its economy produced $1.9 billion of GDP in 2024 (BEA), 11th largest among 23 Wyoming counties.

Latest economic growth

Real GDP grew 11.6% in 2024, adjusted for inflation (BEA, chained 2017 dollars).

Sources and methodology