County · Colorado

Arapahoe County, Colorado

Arapahoe County, Colorado has a quality-of-life score of 75 out of 100 (high), ranking #784 of 3,143 US counties. Within Colorado it ranks #20 of 64 counties. It ranks best on adult obesity (low), average weekly wage (high) and dentists (high). It ranks worst on high ozone days (high), rent-burdened households (high) and property crime rate (high).

75High
Quality-of-life score
#784 of 3,143 counties
Colorado
#20 of 64 in CO
Population
673,820 (2025)
Land area
798 mi²
Density
844.5 /mi²
FIPS code
08005

Percentile-based score (100 is the best in the country) from 77 of 80 indicators, with the default “Explorer” weights.

Location of Arapahoe County, Colorado

Scores by category

Each category averages its indicators' percentile scores among US counties.

  • Safety33#2,084/3,096
  • Economy93#227/3,143
  • Housing6#2,953/3,140
  • Health87#408/3,144
  • Healthcare95#172/3,143
  • Environment30#2,187/3,108
  • Education78#697/3,144
  • Infrastructure95#147/3,144
  • Community81#593/3,144
  • Leisure & amenities66#1,054/3,143

Strengths · Weaknesses

Indicators where Arapahoe County, Colorado ranks highest and lowest among US counties (score = percentile, 100 = best).

Strengths

Weaknesses

What changed in five years

How each measure moved between two periods about five years apart, read against whether more or less is better, the published margin of error and the same change in other places.

Counties like Arapahoe County, Colorado five years ago that improved

The places whose measures looked most like those of Arapahoe County, Colorado in the earlier period, ranked by how many measures improved beyond the margin of error, minus how many declined. A comparison of published data, not a forecast and not advice.

Who lives here

Age, race and education of residents, from the American Community Survey. Shares are of all residents (age), residents of every origin (race) or adults 25 and over (education).

Income

How household income is spread, not just the middle: each bar is the share of households in that income range.

Homes

Who owns and who rents, what homes cost, and what the housing stock looks like.

Getting to work

How workers travel to their job and how long it takes them.

Jobs and pay

What the largest occupations here pay, from the Bureau of Labor Statistics' Occupational Employment and Wage Statistics survey.

The Bureau of Labor Statistics publishes pay by metro area, not by county or city. The metro area page lists its largest occupations and lets you look up any job.

Pay in the Denver-Aurora-Centennial, CO

Local businesses

Employer businesses and sole proprietors by industry, per resident and against the state and the nation. Counts of businesses next to counts of people, not a measure of demand.

Federal contract spending

Federal grants & assistance

Grants, loans (counted at their subsidy cost), direct payments and insurance, by fiscal year of the action (USAspending.gov, FABS). Reported apart from contracts and never added to them.

Public money & outcomes

Federal money per resident by fiscal year next to how the place changed, and, when its money jumped, how it compares with similar counties. A comparison, not cause and effect.

Representation in Congress

Members serving today, with their record in the current Congress (party-unity votes cast with their caucus, roll calls missed). Not a grade.

Metro area

The metro or micro area Arapahoe County belongs to. A county is in at most one.

Cities and towns in Arapahoe County

Places whose residents live mostly in Arapahoe County, largest first.

  1. Aurora394,432
  2. Centennial108,201
  3. Littleton44,710
  4. Englewood34,129
  5. Four Square Mile23,024
  6. Greenwood Village15,420
  7. Cherry Creek10,721
  8. Cherry Hills Village6,354
  9. Sheridan6,005
  10. Dove Valley4,806
  11. Glendale4,531
  12. Inverness2,934
  13. Holly Hills2,572
  14. Columbine Valley2,047
  15. Byers1,726
  16. Deer Trail1,275
  17. Bow Mar1,047
  18. Aetna Estates1,010
  19. Watkins847
  20. Foxfield659
  21. Comanche Creek283
  22. Brick Center105
  23. Peoria75

Neighboring counties

Places that share a border, best score first.

Similar counties

Closest indicator profiles across the country (no model: score distances).

Data and sources

Latest published value of each indicator; periods differ by source. Values flagged by their publisher are marked.

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