Residential delivery area · Maine
ZIP Code 04736: Caribou, ME
ZIP code 04736 is in Caribou, Maine, entirely in Aroostook County (Census 2020 ZIP-county file). About 9,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $54,368 (Census Bureau, ACS 2020-2024). By Census place, 50% of its land lies in Caribou; 50% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Caribou · its only residential ZIP
- County
- Aroostook County
- Census places
- Caribou
- House district
- ME-2 119th Congress
- State
- Maine
- Time zone
- Eastern
- Land area
- 157.3 sq mi · 57 people per sq mi
Where is ZIP code 04736?
04736 centers on 46.911°, -68.029° and covers 157.3 square miles of land plus 0.9 of water. It borders 8 ZIP codes: 04762, 04750, 04766, 04786, 04783, 04742, 04785, 04769.
The map draws ZIP code areas only. For the streets inside 04736, 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 04736 compare with the rest of Aroostook County?
| Measure | 04736 | In Aroostook County | In ME |
|---|---|---|---|
| People (ACS 2020-2024) | 9,025 | 2nd of 42 | 35th of 426 |
| Median household income | $54k | 10th of 14 | 179th of 200 |
| Median home value | $139k | 9th of 12 | 230th of 242 |
Its median household income is higher than in 20% of U.S. residential ZIP codes, and it is denser than 45% 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 04736?
The 2020 Census counted 9,033 people in 04736; the ACS, which samples households over 2020-2024, estimates 9,025. Between the 2010 and 2020 censuses its population fell 8.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 9,025
- 2020 Census count
- 9,033−8.5% since 2010 (9,876)
- Households
- 4,194
- Median age
- 50.4
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 04736?
Of the 9,025 people the ACS estimates in 04736, 17.7% are under 18 and 25.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.4%).
- Under 1817.7%
- 18 to 6456.9%
- 65 and older25.4%
- White, not Hispanic92.4%
- Other or two or more6.3%
- Hispanic or Latino0.8%
- Asian, not Hispanic0.3%
- Black, not Hispanic0.1%
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 04736 earn?
Median household income is $54,368 (ACS 2020-2024), the 10th highest of the 14 ranked ZIP codes in Aroostook County. It is not measurably different from 2015-2019 ($53,239 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $54,368±$7,892
- Income per person
- $34,209
- Below the poverty line
- 15.1%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 25.4%
- Adjusted gross income per tax return, 2022
- $64,6394,150 returns; wages 67% 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 04736?
FHFA's house price index for 04736, built from repeat sales and appraisals of the same homes, rose 82% from 2015 to 2025 and rose 84% from 2020 to 2025, and moved +2.0% in 2025.
- Median home value (owners' estimate)
- $139,000
- Median gross rent
- $757
- Homes owned by their occupants
- 75.6%
- Housing units
- 4,709
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 04736?
237 business establishments had a location in this ZIP code in 2023, 8 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade43
- Health care and social assistance40
- Construction25
- Other services (except public administration)24
- Accommodation and food services17
- Administrative and support and waste management and remediation services16
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 04736?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 04762 | New Sweden | 494 | $58k | 6.0 mi |
| 04750 | Limestone | 1,815 | $49k | 8.6 mi |
| 04766 | Perham | 326 | $63k | 8.9 mi |
| 04786 | Washburn | 1,599 | $55k | 11.1 mi |
| 04783 | Stockholm | 545 | $76k | 11.4 mi |
| 04742 | Fort Fairfield | 3,309 | $71k | 12.3 mi |
| 04785 | Van Buren | 2,073 | $42k | 14.4 mi |
| 04769 | Presque Isle | 8,736 | $56k | 15.5 mi |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.