Illinois / Census place 1746916

Marion

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Marion city

At a glance

A city in numbers.

Population
17,148
2025 estimate
Annual change
+0.7%
Population estimate
Density
1,196/sq mi
14.3 sq mi land area
Median age
42.2 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$56,912
Median home value
$158,300
Median gross rent
$921
Bachelor’s degree or higher
28.5%
Typical commute
21.9 min
Public transit commute
0.2%

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: CARBONDALE STHRN ILLINOIS AP (17 mi from place center)
Average high
67.1°F
Average low
45.8°F
Annual rainfall
44"
Annual snowfall
0"

Month by month

A year in Marion.

Typical high and low °F
JFMAMJJASOND
Typical precipitation inches
J
F
M
A
M
J
J
A
S
O
N
D

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

KS

Newton, KS

Population, housing, work, and travel data for this Census place.

Population
18,353
Median home
$156,400
MO

Lebanon, MO

Population, housing, work, and travel data for this Census place.

Population
15,663
Median home
$158,800
KY

Madisonville, KY

Population, housing, work, and travel data for this Census place.

Population
19,428
Median home
$164,100

Keep exploring

Compare Marion with Newton