Residential delivery area · Michigan
ZIP Code 48161: Monroe, MI
ZIP code 48161 uses the postal name Monroe, Michigan and lies entirely in Monroe County (Census 2020 ZIP-county file). About 26,000 people live there (Census Bureau, ACS 2020-2024), the less populous of Monroe's 2 residential ZIP codes. Median household income is $67,414 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Monroe (7%), South Monroe (5%) and West Monroe (3%); 85% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Monroe · 2 residential ZIPs
- County
- Monroe County
- Census places
- Monroe (7%); South Monroe (5%) census-designated place; West Monroe (3%) census-designated place
- Metro area
- Monroe, MI
- House district
- MI-5 119th Congress
- State
- Michigan
- Time zone
- Eastern
- Land area
- 44.8 sq mi · 587 people per sq mi
Where is ZIP code 48161?
48161 centers on 41.907°, -83.472° and covers 44.8 square miles of land plus 1.8 of water. It borders 4 ZIP codes: 48162, 48145, 48140, 48131.
The map draws ZIP code areas only. For the streets inside 48161, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 48161 compare with the rest of Monroe?
| Measure | 48161 | In Monroe | In Monroe County | In MI |
|---|---|---|---|---|
| People (ACS 2020-2024) | 26,304 | 2nd of 2 | 2nd of 23 | 122nd of 992 |
| Median household income | $67k | 2nd of 2 | 20th of 20 | 427th of 774 |
| Median home value | $176k | 2nd of 2 | 21st of 21 | 486th of 779 |
Its median household income is higher than in 43% of U.S. residential ZIP codes, and it is denser than 73% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 48161?
The 2020 Census counted 26,571 people in 48161; the ACS, which samples households over 2020-2024, estimates 26,304. Between the 2010 and 2020 censuses its population grew 0.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 26,304
- 2020 Census count
- 26,571+0.4% since 2010 (26,470)
- Households
- 11,293
- Median age
- 42.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 48161?
Of the 26,304 people the ACS estimates in 48161, 18.1% are under 18 and 18.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.1%).
- Under 1818.1%
- 18 to 6463.0%
- 65 and older18.8%
- White, not Hispanic84.1%
- Other or two or more6.1%
- Hispanic or Latino4.8%
- Black, not Hispanic4.8%
- Asian, not Hispanic0.3%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 48161 earn?
Median household income is $67,414 (ACS 2020-2024), the 20th highest of the 20 ranked ZIP codes in Monroe County. It is not measurably different from 2015-2019 ($63,705 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $67,414
- Income per person
- $35,777
- Below the poverty line
- 16.3%
- Unemployed (of the labor force)
- 7.6%
- Adults 25+ with a bachelor's degree
- 19.3%
- Adjusted gross income per tax return, 2022
- $61,97912,110 returns; wages 72% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 48161?
FHFA's house price index for 48161, built from repeat sales and appraisals of the same homes, rose 80% from 2015 to 2025 and rose 42% from 2020 to 2025, and moved +3.9% in 2025.
- Median home value (owners' estimate)
- $176,200
- Median gross rent
- $975
- Homes owned by their occupants
- 76.4%
- Housing units
- 11,790
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 48161?
505 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade93
- Health care and social assistance69
- Other services (except public administration)65
- Accommodation and food services47
- Finance and insurance44
- Professional, scientific, and technical services36
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 48161?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 48162 | Monroe | 28,156 | $68k | 4.3 mi |
| 48145 | La Salle | 2,904 | $83k | 4.4 mi |
| 48140 | Ida | 3,664 | $109k | 5.8 mi |
| 48131 | Dundee | 8,637 | $86k | 11.1 mi |
| 48157 | Luna Pier | 1,244 | $62k | 6.6 mi (near) |
| 48133 | Erie | 7,085 | $74k | 8.7 mi (near) |
| 48159 | Maybee | 2,578 | $75k | 9.0 mi (near) |
| 48177 | Samaria | 533 | $82k | 9.0 mi (near) |
| 48182 | Temperance | 20,179 | $84k | 9.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.