What’s within 5, 10, 25, and 50 miles of Denver, CO
About 3.73 million people live within 50 miles of the center of Denver, and 1.39 million within 10 miles. The 50-mile circle takes in 165 cities, towns and CDPs and reaches 18 counties in Colorado.
By the All Map Tools Team
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- 5 mi (8.0 km)
- 476,000 290,000–631,000
- 10 mi (16 km)
- 1.39 million 1.06–1.79 million
- 25 mi (40 km)
- 3.03 million 2.79–3.25 million
- 50 mi (80 km)
- 3.73 million 3.54–3.87 million
30 minutes by car
Open in the radius mapThe circles
| Radius | People | Low–high | Cities, towns and CDPs | ZIP codes | Area |
|---|---|---|---|---|---|
| 5 mi (8.0 km) | 476,000 | 290,000–631,000 | 5 | 21 | 79 mi² |
| 10 mi (16 km) | 1.39 million | 1.06–1.79 million | 24 | 54 | 314 mi² |
| 25 mi (40 km) | 3.03 million | 2.79–3.25 million | 91 | 109 | 1,963 mi² |
| 50 mi (80 km) | 3.73 million | 3.54–3.87 million | 165 | 169 | 7,854 mi² |
Circle by circle
Within 5 miles (8.0 km)
About 476,000 people (290,000–631,000). 5 Census places (cities, towns and CDPs) have their center inside, and so do 21 ZIP codes.
Biggest places within 5 miles
- Edgewater 4,870 4.2 mi W
- Glendale 4,475 3.6 mi SE
- Mountain View 517 4.6 mi NW
- North Washington CDP 294 4.7 mi N
- Lakeside 16 4.8 mi NW
Just past 5 miles
- Berkley CDP 10,789 5.2 mi NW
- Twin Lakes CDP 8,030 5.9 mi N
- Holly Hills CDP 2,572 6.0 mi SE
Within 10 miles (16 km)
About 1.39 million people (1.06–1.79 million), 917,000 more than within 5 miles. 24 Census places (cities, towns and CDPs) have their center inside, and so do 54 ZIP codes.
Biggest places between 5 and 10 miles
- Lakewood 156,927 7.6 mi W
- Englewood 35,305 6.4 mi S
- Wheat Ridge 32,081 6.8 mi W
- Four Square Mile CDP 23,024 6.5 mi SE
- Sherrelwood CDP 18,692 6.9 mi N
- Welby CDP 16,197 7.0 mi N
Just past 10 miles
- Arvada 122,901 11.0 mi NW
- Westminster 116,182 10.5 mi NW
- Centennial 108,658 12.1 mi SE
Within 25 miles (40 km)
About 3.03 million people (2.79–3.25 million), 1.64 million more than within 10 miles. 91 Census places (cities, towns and CDPs) have their center inside, and so do 109 ZIP codes.
Biggest places between 10 and 25 miles
- Aurora 410,053 14.2 mi E
- Thornton 147,766 12.7 mi N
- Arvada 122,901 11.0 mi NW
- Westminster 116,182 10.5 mi NW
- Centennial 108,658 12.1 mi SE
- Boulder 105,689 24.3 mi NW
Just past 25 miles
- Longmont 100,109 30.2 mi N
- Castle Rock 83,815 26.0 mi S
- Firestone 20,129 28.8 mi N
Within 50 miles (80 km)
About 3.73 million people (3.54–3.87 million), 693,000 more than within 25 miles. 165 Census places (cities, towns and CDPs) have their center inside, and so do 169 ZIP codes.
Biggest places between 25 and 50 miles
- Greeley 115,073 47.9 mi N
- Longmont 100,109 30.2 mi N
- Castle Rock 83,815 26.0 mi S
- Loveland 81,387 46.9 mi N
- Evans 22,500 44.0 mi N
- Johnstown 22,433 39.4 mi N
Just past 50 miles
- Colorado Springs 494,743 61.3 mi S
- Fort Collins 171,500 56.0 mi N
- Windsor 43,840 51.1 mi N
Counties the circles reach
The 5-mile circle reaches 4 counties; the 50-mile circle, 18, all in Colorado.
- Within 5 mi
- Adams County, Arapahoe County, Denver County, and Jefferson County
- Within 25 mi, also
- Gilpin County, Boulder County, Broomfield County, Clear Creek County, Elbert County, Douglas County, and Weld County
- Within 50 mi, also
- El Paso County, Morgan County, Teller County, Summit County, Park County, Grand County, and Larimer County
How far 30 minutes by car gets you
Driving for 30 minutes from the center, at typical road speeds and with no traffic, covers 781 mi² (2,024 km²): the same area as a circle 16 mi in radius. The farthest point is 26 mi away, to the north.
That area takes in 100% of the 5-mile circle, 100% of the 10-mile circle, 40% of the 25-mile circle, and 10% of the 50-mile circle. About 2.28 million people live in it, against 3.03 million within 25 miles.
Drive time mapQuestions
How many people live within 10 miles of Denver?
About 1.39 million people (1.06–1.79 million), from the population of each ZIP code area in the Census ACS 2020–2024. Within 5 miles it’s 476,000, and within 50 miles, 3.73 million.
Which cities are within 50 miles of Denver?
165 Census places (cities, towns and CDPs) have their center inside, and so do 169 ZIP codes. The biggest: Aurora (410,053), 14 mi east, Lakewood (156,927), 7.6 mi west, Thornton (147,766), 13 mi north, Arvada (122,901), 11 mi northwest, Westminster (116,182), 11 mi northwest, Greeley (115,073), 48 mi north, Centennial (108,658), 12 mi southeast, and Boulder (105,689), 24 mi northwest.
Which counties are within 50 miles of Denver?
The 50-mile circle reaches 18 counties: Adams County, Arapahoe County, Denver County, Jefferson County, Gilpin County, Boulder County, Broomfield County, Clear Creek County, Elbert County, Douglas County, Weld County, El Paso County, Morgan County, Teller County, Summit County, Park County, Grand County, and Larimer County.
How far can you drive from Denver in 30 minutes?
Up to 26 mi from the center (to the north), at typical road speeds and with no traffic. The 30-minute area measures 781 mi² and about 2.28 million people live in it.
Is Colorado Springs within 50 miles of Denver?
No: it’s 61 mi (99 km) south of the center of Denver in a straight line, 11 mi beyond the 50-mile circle.
How big is a 50-mile radius around Denver?
The circle covers 7,854 mi² (20,341 km²). With about 3.73 million people inside, that’s 474 per square mile.
Open these circles in the tools
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More about this city
Distances from Denver
Nearby cities in this series
All citiesSources and method
- City center: GNIS point · USGS (public domain)
- Population by ZIP code area (ZCTA), ACS 2020–2024 · U.S. Census Bureau (public domain)
- Cities, towns and CDPs and their population (2025 estimates and ACS) · U.S. Census Bureau (public domain)
- Counties and states · U.S. Census Bureau, Cartographic Boundary Files 2025 (public domain)
- GHS-POP R2023A, 2025 population grid: people outside the US · Schiavina, M. et al. (2023), European Commission, Joint Research Centre (JRC). © European Union, CC BY 4.0
- 30-minute drive area (calculated on November 1, 2026) · FOSSGIS Valhalla, with data © OpenStreetMap contributors (ODbL)
- Distances and bearings (geodesics on the WGS84 ellipsoid) · GeographicLib (C. F. F. Karney)
- How we count people and places (methodology)