Residential delivery area · Maine
ZIP Code 04457: Lincoln, ME
ZIP code 04457 uses the postal name Lincoln, Maine and lies entirely in Penobscot County (Census 2020 ZIP-county file). About 5,800 people live there (Census Bureau, ACS 2020-2024). Median household income is $56,645 (Census Bureau, ACS 2020-2024). By Census place, 3% of its land lies in Lincoln (a census-designated place); 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lincoln · its only residential ZIP
- County
- Penobscot County
- Census places
- Lincoln census-designated place
- Metro area
- Bangor, ME
- House district
- ME-2 119th Congress
- State
- Maine
- Time zone
- Eastern
- Land area
- 258.8 sq mi · 23 people per sq mi
Where is ZIP code 04457?
04457 centers on 45.446°, -68.534° and covers 258.8 square miles of land plus 13.8 of water. It borders 8 ZIP codes: 04495, 04493, 04448, 04460, 04459, 04455, 04417, 04462.
The map draws ZIP code areas only. For the streets inside 04457, 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 04457 compare with the rest of Penobscot County?
| Measure | 04457 | In Penobscot County | In ME |
|---|---|---|---|
| People (ACS 2020-2024) | 5,823 | 6th of 47 | 60th of 426 |
| Median household income | $57k | 17th of 22 | 164th of 200 |
| Median home value | $146k | 25th of 28 | 226th of 242 |
Its median household income is higher than in 24% of U.S. residential ZIP codes, and it is denser than 28% 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 04457?
The 2020 Census counted 5,689 people in 04457; the ACS, which samples households over 2020-2024, estimates 5,823. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 5,823
- 2020 Census count
- 5,689
- Households
- 2,745
- Median age
- 52.0
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 04457?
Of the 5,823 people the ACS estimates in 04457, 12.8% are under 18 and 29.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (96.2%).
- Under 1812.8%
- 18 to 6457.5%
- 65 and older29.8%
- White, not Hispanic96.2%
- Other or two or more2.9%
- Hispanic or Latino0.7%
- Asian, not Hispanic0.3%
- Black, 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 04457 earn?
Median household income is $56,645 (ACS 2020-2024), the 17th highest of the 22 ranked ZIP codes in Penobscot County.
- Median household income
- $56,645±$12,488
- Income per person
- $31,089
- Below the poverty line
- 15.0%
- Unemployed (of the labor force)
- 5.7%
- Adults 25+ with a bachelor's degree
- 19.3%
- Adjusted gross income per tax return, 2022
- $59,5402,740 returns; wages 69% 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 04457?
FHFA's house price index for 04457, built from repeat sales and appraisals of the same homes, rose 160% from 2015 to 2025 and rose 112% from 2020 to 2025, and moved +13.2% in 2025.
- Median home value (owners' estimate)
- $146,300
- Median gross rent
- $663
- Homes owned by their occupants
- 73.8%
- Housing units
- 3,456
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 04457?
218 business establishments had a location in this ZIP code in 2023, 14 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade37
- Health care and social assistance36
- Construction22
- Accommodation and food services18
- Other services (except public administration)18
- Professional, scientific, and technical services17
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 04457?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 04495 | Winn | 287 | $36k | 9.7 mi |
| 04493 | West Enfield | 1,840 | $62k | 11.6 mi |
| 04448 | Howland | 1,540 | $55k | 13.4 mi |
| 04460 | Medway | 1,111 | $50k | 13.5 mi |
| 04459 | Mattawamkeag | 750 | $49k | 13.7 mi |
| 04455 | Lee | 925 | $50k | 16.7 mi |
| 04417 | Burlington | 355 | $46k | 17.5 mi |
| 04462 | Millinocket | 4,464 | $52k | 42.5 mi |
| 04430 | East Millinocket | 1,495 | $42k | 14.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.