Residential delivery area · Michigan
ZIP Code 49905: Atlantic Mine, MI
ZIP code 49905 uses the postal name Atlantic Mine, Michigan and lies entirely in Houghton County (Census 2020 ZIP-county file). About 2,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $77,617 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Atlantic Mine (1%) and Trimountain (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Atlantic Mine · its only residential ZIP
- County
- Houghton County
- Census places
- Atlantic Mine (1%) census-designated place; Trimountain (under 1%) census-designated place
- Micro area
- Houghton, MI
- House district
- MI-1 119th Congress
- State
- Michigan
- Time zone
- Eastern
- Land area
- 78.6 sq mi · 29 people per sq mi
Where is ZIP code 49905?
49905 centers on 47.110°, -88.708° and covers 78.6 square miles of land plus 3.5 of water. It borders 4 ZIP codes: 49963, 49931, 49955, 49965.
The map draws ZIP code areas only. For the streets inside 49905, 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 49905 compare with the rest of Houghton County?
| Measure | 49905 | In Houghton County | In MI |
|---|---|---|---|
| People (ACS 2020-2024) | 2,281 | 6th of 19 | 653rd of 992 |
| Median household income | $78k | 1st of 6 | 289th of 774 |
| Median home value | $211k | not ranked | not ranked |
49905's median home value is not ranked: its 90% margin of error (±$82,181) is more than a quarter of the figure ($211,300). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
Its median household income is higher than in 59% of U.S. residential ZIP codes, and it is denser than 32% 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 49905?
The 2020 Census counted 2,234 people in 49905; the ACS, which samples households over 2020-2024, estimates 2,281. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 2,281±314 (90% margin)
- 2020 Census count
- 2,234
- Households
- 785
- Median age
- 36.3
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 49905?
Of the 2,281 people the ACS estimates in 49905, 31.1% are under 18 and 16.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (97.3%).
- Under 1831.1%
- 18 to 6452.2%
- 65 and older16.7%
- White, not Hispanic97.3%
- Other or two or more1.5%
- Hispanic or Latino1.1%
- Black, not Hispanic0.1%
- Asian, not Hispanic0.0%
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 49905 earn?
Median household income is $77,617 (ACS 2020-2024), the highest of the 6 ranked ZIP codes in Houghton County.
- Median household income
- $77,617±$18,697
- Income per person
- $33,228
- Below the poverty line
- 6.8%
- Unemployed (of the labor force)
- 3.0%
- Adults 25+ with a bachelor's degree
- 48.2%
- Adjusted gross income per tax return, 2022
- $64,425970 returns; wages 73% 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 49905?
FHFA's house price index for 49905, built from repeat sales and appraisals of the same homes, rose 109% from 2015 to 2025 and rose 77% from 2020 to 2025, and moved +0.3% in 2025.
- Median home value (owners' estimate)
- $211,300
- Median gross rent
- $1,006
- Homes owned by their occupants
- 87.8%
- Housing units
- 992
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 49905?
32 business establishments had a location in this ZIP code in 2023, 10 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction12
- Other services (except public administration)5
- Retail trade4
- Professional, scientific, and technical services3
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 49905?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 49963 | South Range | 515 | $59k | 5.3 mi |
| 49931 | Houghton | 10,475 | $50k | 6.0 mi |
| 49955 | Painesdale | 499 | $64k | 7.2 mi |
| 49965 | Toivola | 544 | $78k | 12.9 mi |
| 49921 | Dodgeville | 336 | – | 6.2 mi (near) |
| 49930 | Hancock | 7,405 | $72k | 8.9 mi (near) |
| 49922 | Dollar Bay | 842 | $55k | 10.3 mi (near) |
| 49916 | Chassell | 2,865 | $75k | 10.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.