Gillette, Wyoming Demographics & Population 2026
During the 2020–2024 ACS period, Gillette, Wyoming had a total population of 33,431, the 3rd largest city in Wyoming, with a median household income of $81,316, which is 7% higher than the state average. The poverty rate is 9.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Gillette is the 3rd largest city in Wyoming with a population of 33,431.
Gillette Quick Facts
How Gillette Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 33,278 | 33,431 | +0.5% |
| Median household income | $90,699 | $81,316 | -10.3% |
| Median home value | $257,200 | $264,500 | +2.8% |
How Gillette Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 32 | National average: 61
Education
Educational Attainment (Adults 25+)
Gillette Rankings in Wyoming
Explore Wyoming Rankings
Other Cities in Campbell County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Sleepy Hollow | 1,632 | $120,504 | 10.4% | $288,700 |
| Wright | 1,443 | $69,545 | 27.3% | $221,800 |
Cities Similar to Gillette
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Laramie | 32,234 | $55,613 | $319,500 | 56.2% | 22.5% |
| Rock Springs | 23,127 | $69,168 | $256,200 | 21.9% | 16.1% |
| Casper | 58,839 | $70,218 | $260,400 | 30.5% | 10.8% |
| Sheridan | 19,285 | $62,867 | $340,600 | 29.0% | 12.5% |
| Cheyenne | 65,239 | $78,839 | $333,700 | 33.6% | 8.7% |
Population Overview
Gillette is a mid-sized community located in Wyoming, within Campbell County. The total population is 33,431. It ranks as the 3rd most populous out of 192 Census-designated places in Wyoming.
Age Demographics
The median age in Gillette is 34.2 years. This is 13% lower than the state median of 39.1 years. With 29.3% of the population under 18, Gillette has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Gillette is $81,316. This is 7% higher than the state median of $76,176. It is also about the same as the national median of $80,734. The poverty rate stands at 9.8%. This is 6% lower than the state poverty rate of 10.5%. The unemployment rate is 4.6%. This is 25% higher than the state rate of 3.7%. The median home value is $264,500. Housing costs are 15% lower than the state median of $309,700. The home-value-to-income ratio is 3.3x. 73.2% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 71.8%.
Race & Ethnicity
The largest racial or ethnic group in Gillette is White (non-Hispanic), making up 81.4% of the population. Hispanic or Latino residents account for 11.6%. The Asian population (0.3%) is well below the state average of 0.8%.
Education
24.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% lower than the state rate of 30.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.7%.
Data Sources & Methodology
All demographic data for Gillette, Wyoming is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Wyoming state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 192 Census-designated places in Wyoming. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Gillette, Wyoming?
Gillette, Wyoming has a population of 33,431 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Gillette, WY?
The median household income in Gillette is $81,316, which is about the same as the national median of $80,734.
What is the poverty rate in Gillette, WY?
The poverty rate in Gillette is 9.8%. This means approximately 3,227 residents live below the federal poverty line.
What is the racial makeup of Gillette, Wyoming?
Gillette's population is 81.4% White, 0.4% Black, 11.6% Hispanic/Latino, and 0.3% Asian.
What is the median home value in Gillette, WY?
The median home value in Gillette is $264,500. The home-value-to-income ratio is 3.3x.
How educated is Gillette, Wyoming?
24.8% of adults (25+) in Gillette hold a bachelor's degree or higher, and 10.4% hold a graduate or professional degree.