Buffalo Prairie vs Illinois City

A side-by-side comparison of Buffalo Prairie and Illinois City: population, income, housing, and more.

Buffalo Prairie and Illinois City are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Illinois City has the higher population (18 vs 0 in Buffalo Prairie). Since 2019, Illinois City's population has grown faster (-69.0% vs -100.0%).

Population, income & housing

	Buffalo Prairie	Illinois City
Population	0	18
Housing units	0	9
Homeownership rate	—	100.0%
Bachelor's degree or higher	—	0.0%

Trends (ACS 5-year, 2019–2023)

	Buffalo Prairie	Illinois City
Population	27 → 0 (-100.0%)	58 → 18 (-69.0%)
Median household income	—	$37,222 → $39,722 (+6.7%)
Median home value	—	$109,100 → $108,700 (-0.4%)

Buffalo Prairie

Population

270

Illinois City

Population

5818

Median household income

$37,222$39,722

Median home value

$109,100$108,700

Age & race/ethnicity

Age distribution (share)

	Buffalo Prairie	Illinois City
Under 5	—	0.0%
5 to 17	—	0.0%
18 to 24	—	0.0%
25 to 34	—	0.0%
35 to 44	—	0.0%
45 to 54	—	0.0%
55 to 64	—	0.0%
65 to 74	—	100.0%
75 and over	—	0.0%

Race & ethnicity (share)

	Buffalo Prairie	Illinois City
White (non-Hispanic)	—	100.0%
Black or African American	—	0.0%
American Indian & Alaska Native	—	0.0%
Asian	—	0.0%
Native Hawaiian & Pacific Islander	—	0.0%
Some other race	—	0.0%
Two or more races	—	0.0%
Hispanic or Latino	—	0.0%

Educational attainment (age 25+)

Share of adults 25+

	Buffalo Prairie	Illinois City
No high school diploma	—	0.0%
High school graduate	—	100.0%
Some college or associate's	—	0.0%
Bachelor's degree	—	0.0%
Graduate or professional degree	—	0.0%

Housing

Units in structure (share)

	Buffalo Prairie	Illinois City
1-unit, detached	—	100.0%
1-unit, attached	—	0.0%
2 to 4 units	—	0.0%
5 to 19 units	—	0.0%
20 or more units	—	0.0%
Mobile home & other	—	0.0%

Poverty & households

	Buffalo Prairie	Illinois City
Poverty rate	—	0.0%
Average household size	—	2.00