Illinois

Distance from Chicago to Joliet

Straight-line distance

32.6mi

Chicago, IL and Joliet, IL are 32.6 miles (52.4 km) apart in a straight line. From Chicago, the shortest path starts out heading SW (227°).

kilometers
52.4
nautical miles
28.3
heading from Chicago
227° SW
heading from Joliet
47° NE
ChicagoJoliet

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Chicago is from Joliet

The great-circle distance between the Census internal points of Chicago and Joliet is 32.6 miles, 52.4 km or 28.3 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 32.6 miles, practically the same at this range.

Measurements

Miles
32.6
Kilometers
52.4
Nautical miles
28.3
Bearing from Chicago
227.4° SW
Bearing arriving at Joliet
227.1°
Bearing from Joliet
47.1° NE

Halfway between Chicago and Joliet

The great-circle midpoint is at 41.677182, -87.917026 (41°40'37.86"N 87°55'1.29"W). The nearest incorporated place of 1,000 or more people is Lemont, IL, with 18,203 residents, 3.5 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Both use America/Chicago, so there is no time difference. On June 21, Chicago gets 15 h 13 min of daylight and Joliet 15 h 11 min; on December 21, 9 h 08 min and 9 h 10 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Chicago has 17.9 times the population of Joliet. From July 2020 to July 2024, Chicago changed by -0.9% and Joliet by +1.0%. Both are in Illinois.

  1. 01Chicago, IL2,721,308 (-0.9%)
  2. 02Joliet, IL151,837 (+1.0%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Chicago from Joliet?

32.6 miles, 52.4 km or 28.3 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Joliet from Chicago?

SW. The great-circle path leaves Chicago on a bearing of 227.4° and arrives at Joliet on 227.1°. The return trip starts on 47.1°.

What is halfway between Chicago and Joliet?

The midpoint is at 41.677182, -87.917026. The nearest incorporated place of 1,000+ is Lemont, IL, 3.5 miles from it.

Is there a time difference between Chicago and Joliet?

Both use America/Chicago, so there is no time difference.

Which is bigger, Chicago or Joliet?

Chicago, with 2,721,308 residents in July 2024 against 151,837 for Joliet, 17.9 times as many.

Sources and data as of

Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.