Monroe

Source:

Michigan

Monroe is a mid-size county in Michigan with 16 ZIP codes, 145,738 people, and upper-quartile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Monroe, MI sits among US counties with an upper-quartile household income, on a mid-size county population base, across a multi-ZIP patchwork.

Top 20%
household income vs 3,210 US counties
145,738
combined ZIP population
16
USPS ZIP codes covered
$81,880
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Monroe lands in the national county income distribution as upper-quartile household income on mid-size county footing (FIPS 26115, 16 ZIPs, combined population 145,738). Sort the ZIP table by population before treating the county mean as uniform.

High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 48162 (Monroe) with 29,344 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 26115, so scorecards stay county-keyed while household income stays ZIP-keyed.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

View your shortlist →

16

Total ZIPs

145,738

Total Population

ZIP Codes in Monroe

Side-by-side: Compare 48162 vs 48161 →

ZIP Code City Population Density
48162 Monroe 29,344 199
48161 Monroe 26,470 228
48182 Temperance 21,708 211
48166 Newport 11,569 168
48117 Carleton 10,124 71
48144 Lambertville 9,952 505
48131 Dundee 6,764 52
49270 Petersburg 5,874 51
48133 Erie 5,753 82
49267 Ottawa Lake 4,072 39
48145 La Salle 3,503 81
48179 South Rockwood 3,274 62
48140 Ida 3,095 45
48159 Maybee 2,582 33
48157 Luna Pier 1,436 577
48177 Samaria 218 135

Frequently Asked Questions

What is the population of Monroe?

Monroe has a total population of 145,738 across 16 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Monroe?

Monroe includes 16 ZIP codes: 48162, 48161, 48182, 48166, 48117, 48144, 48131, 49270, 48133, 49267, and more.

Monroe's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.