Skip to content
CityAPI.ORG

JOLIET

Illinois · UNITED STATES (US) · 41.53°N / 88.08°W

IL
ADM1 · ID GeoNames 4,898,015

Joliet is a city in United States with a population of 147,861. It sits at 41.53/-88.08, runs on America/Chicago, is 3 km from Rockdale.

Population 147,861
Place Type District Capital
Elevation 165m
Timezone America/Chicago

All facts

fields
Country
United States
Subdivision
Illinois
Coords
41.53°N / 88.08°W
UTC offset
-6
DST
Observed

Proximity

nearest 10 · within 50 km
SW Rockdale Illinois 1,948 3.3 km
E Ingalls Park Illinois 3,314 3.4 km
N Crest Hill Illinois 21,153 3.5 km
S Preston Heights Illinois 2,575 3.7 km
NE Fairmont Illinois 2,459 4.0 km
N Lockport Illinois 25,175 7.5 km
NW Crystal Lawns Illinois 1,872 8.0 km
W Shorewood Illinois 16,747 9.9 km
E New Lenox Illinois 25,800 9.9 km
N Romeoville Illinois 39,719 13.6 km

Air access

nearby

Universities

linked

FAQ

3 questions
What is the population of Joliet?
147,861 people, per GeoNames.
Which timezone is Joliet in?
America/Chicago.
Which country is Joliet in?
United States (US).

Get this page as JSON

no auth
cURL 200 OK
$ curl https://api.cityapi.org/v1/cities/4898015

{
  "data": {
    "id": 4898015,
    "name": "Joliet",
    "ascii_name": "Joliet",
    "country_code": "US",
    "population": 147861,
    "elevation": 165,
    "timezone_id": "America/Chicago",
    "feature_class": "P",
    "feature_code": "PPLA2",
    "latitude": 41.52519,
    "longitude": -88.0834
  }
}
CITYAPI · STATION BERLIN/DE · DATUM/2026-04-22 · BUILT BY BROTCODE Terms · Privacy · Impressum ·