Residential delivery area · Michigan
ZIP Code 49880: Rock, MI
ZIP code 49880 uses the postal name Rock, Michigan and lies mostly in Marquette County (57% of its land) with the rest in Delta County (Census 2020 ZIP-county file). About 1,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $64,013 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Rock (a census-designated place); more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Rock · its only residential ZIP
- County
- Marquette County (57%); Delta County (43%)
- Census places
- Rock census-designated place
- Micro area
- Marquette, MI
- House district
- MI-1 119th Congress
- State
- Michigan
- Time zone
- Eastern
- Land area
- 216.3 sq mi · 5 people per sq mi
Where is ZIP code 49880?
49880 centers on 46.111°, -87.222° and covers 216.3 square miles of land plus 0.9 of water. It borders 8 ZIP codes: 49872, 49818, 49833, 49891, 49885, 49841, 49837, 49878.
The map draws ZIP code areas only. For the streets inside 49880, 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 49880 compare with the rest of Marquette County?
| Measure | 49880 | In Marquette County | In MI |
|---|---|---|---|
| People (ACS 2020-2024) | 1,021 | 8th of 15 | 812th of 992 |
| Median household income | $64k | 5th of 8 | 507th of 774 |
| Median home value | $157k | 5th of 6 | 608th of 779 |
Its median household income is higher than in 37% of U.S. residential ZIP codes, and it is denser than 10% 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 49880?
The 2020 Census counted 971 people in 49880; the ACS, which samples households over 2020-2024, estimates 1,021. Between the 2010 and 2020 censuses its population fell 15.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,021±179 (90% margin)
- 2020 Census count
- 971−15.0% since 2010 (1,142)
- Households
- 466
- Median age
- 50.9
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 49880?
Of the 1,021 people the ACS estimates in 49880, 16.2% are under 18 and 33.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.4%).
- Under 1816.2%
- 18 to 6450.1%
- 65 and older33.7%
- White, not Hispanic93.4%
- Other or two or more5.5%
- Asian, not Hispanic0.5%
- Hispanic or Latino0.3%
- Black, 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 49880 earn?
Median household income is $64,013 (ACS 2020-2024), the 5th highest of the 8 ranked ZIP codes in Marquette County. It fell from $72,768 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $64,013
- Income per person
- $34,605
- Below the poverty line
- 11.9%
- Unemployed (of the labor force)
- 4.5%
- Adults 25+ with a bachelor's degree
- 15.3%
- Adjusted gross income per tax return, 2022
- $60,792510 returns; wages 65% 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 49880?
- Median home value (owners' estimate)
- $157,400
- Median gross rent
- $725
- Homes owned by their occupants
- 94.0%
- Housing units
- 782
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 49880?
16 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction4
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 49880?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 49872 | Perkins | 231 | $53k | 9.3 mi |
| 49818 | Cornell | 1,282 | $62k | 10.8 mi |
| 49833 | Little Lake | 201 | $74k | 11.4 mi |
| 49891 | Trenary | 548 | $46k | 12.3 mi |
| 49885 | Skandia | 1,947 | $81k | 15.7 mi |
| 49841 | Gwinn | 7,412 | $61k | 17.1 mi |
| 49837 | Gladstone | 10,265 | $64k | 18.1 mi |
| 49878 | Rapid River | 3,329 | $71k | 20.1 mi |
| 49826 | Rumely | 214 | $61k | 16.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.