Monroe, Michigan

Monroe population, 2020 to 2024

Monroe lost 274 residents from July 2020 to July 2024, a change of -1.3%. In the latest year it moved by -12. Among 153 Michigan places of 5,000 or more, that growth ranks 105th; the median place changed by -0.5%. The median place of 5,000+ in Michigan has 12,132 people, so Monroe is 1.7 times that size.

Monroe covers 9.05 square miles of land and 1.17 of water, for 2,230 people per square mile of land. The median Michigan place of 5,000+ has 2,478, so Monroe is less dense than the typical town.

What county Monroe is in

All of Monroe's residents live in Monroe County, which had 156,045 residents in 2024. Monroe holds 12.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Monroe

2 ZIP Code Tabulation Areas (ZCTAs) overlap Monroe by at least 10% of the ZCTA's or the city's land: 48161, 48162. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Monroe is

The Census internal point of Monroe is at 41.916600, -83.384300. Lansing, the capital, is 82.3 miles NW in a straight line. The nearest larger place is Toledo, OH (265,638 people), 20.2 miles away.

Daylight in Monroe

At 41.92° N, Monroe gets about 15 h 14 min of daylight around the June solstice and 9 h 07 min around the December solstice, a swing of 6 h 07 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Monroe

The eight nearest incorporated places of 1,000+ in Michigan, measured between internal points. The closest is Luna Pier, 8.4 miles away, with 1,357 people.