USA
Rocky Mountains
Colorado

Boulder

Boulder County is a county located in the U.S. state of . As of the 2020 census, the population was 330,758. The most populous municipality in the county and the county seat is .
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bouldercounty.org
Wikipedia
Photo: Paul Sableman, CC BY 2.0.
  • Type: County with 331,000 residents
  • Description: county in Colorado, United States
  • Also known as: “Boulder County”, “Boulder County, CO”, and “Boulder County, Colorado”

Places of Interest

Highlights include Jamestown Mercantile Building and Jamestown Town Hall.

Building
Photo: Onionhead19, CC BY-SA 3.0.

Building
Photo: Onionhead19, CC BY-SA 3.0.
is a building.

Places in the Area

Nearby places include Jamestown and Lazy Acres.

Village
Photo: Paltron, CC BY-SA 4.0.
The historic Town of is a Statutory Town in Boulder County, , United States. The population was 256 at the 2020 United States census, down from 274 in 2010.

Hamlet
is an unincorporated community and a census-designated place located in and governed by Boulder County, , . The CDP is a part of the .

Hamlet
is an unincorporated community and a census-designated place located in and governed by Boulder County, , . The CDP is a part of the .

Boulder

Latitude
40.1026° or 40° 6′ 9″ north
Longitude
-105.3632° or 105° 21′ 48″ west
Population
331,000
Elevation
6,765 feet (2,062 metres)
Open location code
85GP4J3P+2P
Open­Street­Map ID
node 316945055
Open­Street­Map feature
place=­county
Geo­Names ID
5574999
Wiki­data ID
Q113029
This page is based on OpenStreetMap, GeoNames, Wikidata, Wikimedia Commons, and Wikipedia.
We’d love your help improving our open data sources. Thank you for contributing.

Satellite Map

Discover Boulder from above in high-definition satellite imagery.
© Stadia Maps, Airbus DS, CNES, PlanetObserver, and Copernicus

In Other Languages

From Albanian to Western Panjabi—“Boulder” goes by many names.
  • Albanian: “Boulder County”
  • Arabic: “مقاطعة بولدر”
  • Arabic: “مقاطعه بولدر، كولورادو”
  • Armenian: “Բոլդեր շրջան”
  • Azerbaijani: “Boulder qraflığı”
  • Basque: “Boulder konderria”
  • Bavarian: “Boulder County, Colorado”
  • Bavarian: “Boulder County”
  • Belarusian: “Боўлдэр”
  • Bishnupriya: “বৌল্ডার কাউন্টি, কলোরাডো”
  • Bishnupriya: “বৌল্ডার কাউন্টি”
  • Bulgarian: “Боулдър”
  • Catalan: “Boulder County”
  • Catalan: “comtat de Boulder”
  • Cebuano: “Boulder County”
  • Chechen: “Боулдер (гуо, Колорадо)”
  • Chechen: “Боулдер”
  • Chinese: “Boulder Kūn”
  • Chinese: “博尔德县”
  • Chinese: “博爾德郡”
  • Chinese: “圓石縣”
  • Chinese: “圓石郡”
  • Czech: “Boulder County”
  • Dutch: “Boulder County”
  • Esperanto: “Boulder County”
  • Esperanto: “kantono Boulder”
  • Estonian: “Boulderi maakond”
  • Finnish: “Boulderin piirikunta”
  • French: “Boulder County”
  • French: “comté de Boulder”
  • French: “Comté de Boulder”
  • Galician: “condado de Boulder”
  • Georgian: “ბოულდერის ოლქი”
  • German: “Boulder County”
  • Gilaki: “بولدر ٚ شأرستان (کؤلؤرادؤ)”
  • Gilaki: “بولدر ٚ شأرستان”
  • Hebrew: “מחוז בולדר”
  • Hungarian: “Boulder megye”
  • Irish: “Contae Boulder, Colorado”
  • Irish: “Contae Boulder”
  • Italian: “Boulder County”
  • Italian: “contea di Boulder”
  • Italian: “Contea di Boulder”
  • Japanese: “ボルダー郡”
  • Karachay-Balkar: “Боулдер (округ)”
  • Karachay-Balkar: “Боулдер”
  • Korean: “볼더군”
  • Lithuanian: “Boulderio apygarda”
  • Low German: “Boulder County”
  • Marathi: “बोल्डर काउंटी, कॉलोराडो”
  • Marathi: “बोल्डर काउंटी”
  • Mazanderani: “بولدر شهرستان”
  • Min Dong Chinese: “Boulder Gông”
  • Min Nan Chinese: “Boulder Kūn”
  • Northern Frisian: “Boulder County”
  • Norwegian Bokmål: “Boulder County”
  • Norwegian: “Boulder County”
  • Persian: “شهرستان بولدر، کلرادو”
  • Persian: “شهرستان بولدر”
  • Polish: “Hrabstwo Boulder”
  • Portuguese: “Boulder County”
  • Portuguese: “condado de Boulder”
  • Portuguese: “Condado de Boulder”
  • Romanian: “Comitatul Boulder, Colorado”
  • Romanian: “Comitatul Boulder”
  • Russian: “Боулдер”
  • Sardinian: “contea de Boulder”
  • Scottish Gaelic: “Boulder County”
  • Serbian: “Округ Болдер”
  • Serbo-Croatian: “Boulder County, Colorado”
  • Serbo-Croatian: “Boulder County”
  • Slovenian: “Boulder County”
  • Slovenian: “Okrožje Boulder”
  • Spanish: “Boulder County”
  • Spanish: “condado de Boulder”
  • Spanish: “Condado de Boulder”
  • Swedish: “Boulder County”
  • Tatar: “Боулдер (округ, Колорадо)”
  • Tatar: “Боулдер”
  • Tumbuka: “Boulder County, Colorado”
  • Tumbuka: “Boulder County”
  • Turkish: “Boulder County, CO”
  • Turkish: “Boulder County, Colo.”
  • Turkish: “Boulder County, Colorado”
  • Turkish: “Boulder County”
  • Turkish: “Boulder ilçesi, CO”
  • Turkish: “Boulder ilçesi, Colo.”
  • Turkish: “Boulder ilçesi, Colorado”
  • Turkish: “Boulder ilçesi”
  • Ukrainian: “Баулдер”
  • Ukrainian: “Боулдер”
  • Urdu: “بولڈر کاؤنٹی، کولوراڈو”
  • Urdu: “بولڈر کاؤنٹی”
  • Venetian: “contea de Boulder”
  • Vietnamese: “Quận Boulder, Colorado”
  • Vietnamese: “Quận Boulder”
  • Waray (Philippines): “Condado han Boulder, Colorado”
  • Waray (Philippines): “Condado han Boulder”
  • Welsh: “Boulder County, Colorado”
  • Welsh: “Boulder County”
  • Western Panjabi: “باؤلڈر کاؤنٹی”

Places with the Same Name

Discover other places named “Boulder”.

Localities in the Area

Explore places such as Springdale and Glendale.

Notable Places Nearby

Highlights include Gladiator Mine and Badger Mine.

Colorado: Must-Visit Destinations

Delve into Denver, Colorado Springs, Boulder, and Aurora.

Curious Places to Discover

Uncover intriguing places from every corner of the globe.
About Mapcarta. Data © OpenStreetMap contributors and available under the Open Database License". Text is available under the CC BY-SA 4.0 license, except for photos, directions, and the map. Description text is based on the Wikipedia page “Boulder”. Photo: Paul Sableman, CC BY 2.0.