Residential delivery area · Maine
ZIP Code 04270: Oxford, ME
ZIP code 04270 uses the postal name Oxford, Maine and lies entirely in Oxford County (Census 2020 ZIP-county file). About 6,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,241 (Census Bureau, ACS 2020-2024). By Census place, 11% of its land lies in Oxford (a census-designated place); 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Oxford · its only residential ZIP
- County
- Oxford County
- Census places
- Oxford census-designated place
- House district
- ME-2 119th Congress
- State
- Maine
- Time zone
- Eastern
- Land area
- 78.6 sq mi · 80 people per sq mi
Where is ZIP code 04270?
04270 centers on 44.117°, -70.527° and covers 78.6 square miles of land plus 7.5 of water. It borders 9 ZIP codes: 04256, 04274, 04268, 04238, 04281, 04258, 04055, 04015, 04040.
The map draws ZIP code areas only. For the streets inside 04270, 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 04270 compare with the rest of Oxford County?
| Measure | 04270 | In Oxford County | In ME |
|---|---|---|---|
| People (ACS 2020-2024) | 6,284 | 1st of 35 | 55th of 426 |
| Median household income | $74k | 3rd of 14 | 92nd of 200 |
| Median home value | $216k | 11th of 17 | 163rd of 242 |
Its median household income is higher than in 54% of U.S. residential ZIP codes, and it is denser than 50% 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 04270?
The 2020 Census counted 6,082 people in 04270; the ACS, which samples households over 2020-2024, estimates 6,284. Between the 2010 and 2020 censuses its population grew 3.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 6,284
- 2020 Census count
- 6,082+3.4% since 2010 (5,880)
- Households
- 2,345
- Median age
- 44.8
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 04270?
Of the 6,284 people the ACS estimates in 04270, 18.5% are under 18 and 20.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.4%).
- Under 1818.5%
- 18 to 6461.0%
- 65 and older20.5%
- White, not Hispanic94.4%
- Other or two or more3.7%
- Hispanic or Latino1.4%
- Asian, not Hispanic0.5%
- 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 04270 earn?
Median household income is $74,241 (ACS 2020-2024), the 3rd highest of the 14 ranked ZIP codes in Oxford County. It is not measurably different from 2015-2019 ($62,418 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $74,241±$11,893
- Income per person
- $34,536
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 8.2%
- Adults 25+ with a bachelor's degree
- 21.5%
- Adjusted gross income per tax return, 2022
- $60,8473,140 returns; wages 71% 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 04270?
FHFA's house price index for 04270, built from repeat sales and appraisals of the same homes, rose 115% from 2015 to 2025 and rose 91% from 2020 to 2025, and moved +16.6% in 2025.
- Median home value (owners' estimate)
- $216,400
- Median gross rent
- $1,031
- Homes owned by their occupants
- 89.9%
- Housing units
- 3,269
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 04270?
142 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction28
- Retail trade28
- Other services (except public administration)14
- Accommodation and food services12
- Health care and social assistance11
- Professional, scientific, and technical services8
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 04270?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 04256 | Mechanic Falls | 3,134 | $70k | 6.2 mi |
| 04274 | Poland | 5,954 | $86k | 8.2 mi |
| 04268 | Norway | 5,228 | $54k | 8.5 mi |
| 04238 | Hebron | 1,105 | $93k | 8.7 mi |
| 04281 | South Paris | 5,317 | $75k | 9.2 mi |
| 04258 | Minot | 2,794 | $96k | 9.6 mi |
| 04055 | Naples | 3,985 | $78k | 11.2 mi |
| 04015 | Casco | 3,696 | $69k | 11.4 mi |
| 04040 | Harrison | 3,050 | $57k | 14.9 mi |
| 04057 | North Bridgton | 164 | – | 8.8 mi (near) |
| 04271 | Paris | 0 | – | 10.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.