Skip to content
CityAPI.ORG

BOULDER

Colorado · UNITED STATES (US) · 40.01°N / 105.27°W

CO
ADM1 · ID GeoNames 5,574,991

Boulder is a city in United States with a population of 106,803. It sits at 40.01/-105.27, runs on America/Denver, is 5 km from Pine Brook Hill.

Population 106,803
Place Type District Capital
Elevation 1624m
Timezone America/Denver

All facts

fields
Country
United States
Subdivision
Colorado
Coords
40.01°N / 105.27°W
UTC offset
-7
DST
Observed

Proximity

nearest 10 · within 50 km
NW Pine Brook Hill Colorado 983 5.4 km
SE Paragon Estates Colorado 928 9.0 km
S Eldorado Springs Colorado 585 9.2 km
NE Gunbarrel Colorado 9,263 10.0 km
NW Lazy Acres Colorado 920 10.2 km
SE Superior Colorado 12,980 11.1 km
E Louisville Colorado 20,396 12.5 km
NE Niwot Colorado 4,006 13.0 km
N Altona Colorado 501 13.2 km
SW Coal Creek Colorado 2,400 15.1 km

Air access

nearby

Universities

linked

FAQ

3 questions
What is the population of Boulder?
106,803 people, per GeoNames.
Which timezone is Boulder in?
America/Denver.
Which country is Boulder in?
United States (US).

Get this page as JSON

no auth
cURL 200 OK
$ curl https://api.cityapi.org/v1/cities/5574991

{
  "data": {
    "id": 5574991,
    "name": "Boulder",
    "ascii_name": "Boulder",
    "country_code": "US",
    "population": 106803,
    "elevation": 1624,
    "timezone_id": "America/Denver",
    "feature_class": "P",
    "feature_code": "PPLA2",
    "latitude": 40.01499,
    "longitude": -105.27055
  }
}
CITYAPI · STATION BERLIN/DE · DATUM/2026-04-23 · BUILT BY BROTCODE Terms · Privacy · Impressum ·