Grand Detour vs Monroe Center

A side-by-side comparison of Grand Detour and Monroe Center: population, income, housing, and more.

Grand Detour and Monroe Center are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Monroe Center has the higher population (415 vs 282 in Grand Detour). Monroe Center has the higher median household income ($91,563 vs $74,141 in Grand Detour). Grand Detour has the higher median home value ($162,500 vs $148,000 in Monroe Center).

Population, income & housing

	Grand Detour	Monroe Center
Population	282	415
Median age	54.0 yrs	40.9 yrs
Median household income	$74,141	$91,563
Median home value	$162,500	$148,000
Median gross rent	—	$878
Housing units	200	169
Homeownership rate	89.9%	82.8%
Bachelor's degree or higher	29.1%	25.3%
Unemployment rate	22.2%	4.0%

Trends (ACS 5-year, 2019–2023)

	Grand Detour	Monroe Center
Population	345 → 282 (-18.3%)	399 → 415 (+4.0%)
Median household income	$105,469 → $74,141 (-29.7%)	$75,156 → $91,563 (+21.8%)
Median home value	$200,800 → $162,500 (-19.1%)	$119,400 → $148,000 (+24.0%)
Median gross rent	—	$917 → $878 (-4.3%)

Grand Detour

Population

345282

Median household income

$105,469$74,141

Median home value

$200,800$162,500

Monroe Center

Population

399415

Median household income

$75,156$91,563

Median home value

$119,400$148,000

Median gross rent

$917$878

Age & race/ethnicity

Age distribution (share)

	Grand Detour	Monroe Center
Under 5	0.0%	5.1%
5 to 17	17.7%	15.2%
18 to 24	11.7%	9.4%
25 to 34	10.3%	13.0%
35 to 44	7.1%	10.6%
45 to 54	17.7%	20.5%
55 to 64	7.4%	14.2%
65 to 74	23.0%	8.9%
75 and over	5.0%	3.1%

Race & ethnicity (share)

	Grand Detour	Monroe Center
White (non-Hispanic)	67.7%	96.1%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	0.0%	0.0%
Hispanic or Latino	32.3%	3.9%

Educational attainment (age 25+)

Share of adults 25+

	Grand Detour	Monroe Center
No high school diploma	6.5%	2.7%
High school graduate	26.1%	31.5%
Some college or associate's	38.2%	40.4%
Bachelor's degree	25.6%	15.4%
Graduate or professional degree	3.5%	9.9%

Commute to work

How workers get to work (share)

	Grand Detour	Monroe Center
Drove alone	100.0%	84.3%
Carpooled	0.0%	9.1%
Public transit	0.0%	0.0%
Walked	0.0%	0.0%
Bicycle	0.0%	0.0%
Worked from home	0.0%	5.0%
Other means	0.0%	1.7%

Housing

Units in structure (share)

	Grand Detour	Monroe Center
1-unit, detached	100.0%	86.4%
1-unit, attached	0.0%	3.0%
2 to 4 units	0.0%	4.7%
5 to 19 units	0.0%	5.3%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	0.6%

Poverty & households

	Grand Detour	Monroe Center
Poverty rate	4.6%	2.9%
Average household size	2.04	2.46
Mean commute (minutes)	24	31
Median year structure built	1955	1961