Aroostook County, Maine ZIP codes
46 ZIP codes are in Aroostook County, plus 1 that cross in from neighboring counties.
- ZIP codes
- 46
- Population in these ZIPs
- 67,610
- Avg. median income
- $58,100population-weighted
- Cities & towns
- 45
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Aroostook County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 04451 | Kingman | 217 | $31,957 | $67,000 |
| 04459 | Mattawamkeag | 750 | $48,750 | $112,000 |
| 04471 | Orient | 730 | $47,500 | $178,000 |
| 04497 | Wytopitlock | 311 | $48,958 | $96,900 |
| 04730 | Houlton | 10,106 | $61,980 | $163,100 |
| 04732 | Ashland | 1,427 | $49,479 | $127,700 |
| 04733 | Benedicta | 465 | $59,050 | $126,600 |
| 04734 | Blaine | 804 | $79,219 | $187,500 |
| 04735 | Bridgewater | 492 | $64,750 | $154,900 |
| 04736 | Caribou | 9,025 | $54,368 | $168,800 |
| 04737 | Clayton Lake | 0 | — | — |
| 04738 PO Box | Crouseville | — | — | — |
| 04739 | Eagle Lake | 825 | $59,028 | $182,400 |
| 04740 | Easton | 1,433 | $53,309 | $165,500 |
| 04741 PO Box | Estcourt Station | — | — | — |
| 04742 | Fort Fairfield | 3,309 | $70,852 | $139,200 |
| 04743 | Fort Kent | 4,770 | $56,422 | $198,400 |
| 04744 PO Box | Fort Kent Mills | — | — | — |
| 04745 | Frenchville | 971 | $55,461 | $137,300 |
| 04746 | Grand Isle | 407 | $35,417 | $85,000 |
| 04747 | Island Falls | 1,316 | $56,795 | $166,400 |
| 04750 | Limestone | 1,815 | $48,750 | $125,500 |
| 04751 PO Box | Limestone | — | — | — |
| 04756 | Madawaska | 3,341 | $56,136 | $150,600 |
| 04757 | Mapleton | 2,627 | $84,042 | $228,200 |
| 04758 | Mars Hill | 1,405 | $65,156 | $147,000 |
| 04760 | Monticello | 674 | $51,875 | $125,800 |
| 04761 | New Limerick | 372 | $53,810 | $196,900 |
| 04762 | New Sweden | 494 | $58,333 | $164,700 |
| 04763 | Oakfield | 629 | $46,378 | $165,600 |
| 04764 | Oxbow | 88 | — | — |
| 04766 | Perham | 326 | $62,500 | $117,600 |
| 04768 | Portage | 374 | $60,000 | $201,800 |
| 04769 | Presque Isle | 8,736 | $55,768 | $175,200 |
| 04772 | Saint Agatha | 842 | $75,417 | $187,500 |
| 04773 | Saint David | 550 | $68,571 | $140,000 |
| 04774 | Saint Francis | 624 | $32,250 | $99,800 |
| 04775 PO Box | Sheridan | — | — | — |
| 04776 | Sherman | 999 | $47,115 | $145,700 |
| 04779 | Sinclair | 446 | $74,438 | $172,200 |
| 04780 | Smyrna Mills | 783 | $62,727 | $123,800 |
| 04781 | Wallagrass | 528 | $49,583 | $189,800 |
| 04783 | Stockholm | 545 | $75,625 | $221,900 |
| 04785 | Van Buren | 2,073 | $41,528 | $132,700 |
| 04786 | Washburn | 1,599 | $55,326 | $148,200 |
| 04787 | Westfield | 382 | $53,542 | $150,000 |
ZIP codes partly in Aroostook County
These ZIP codes are mostly in a neighboring county but cover part of Aroostook County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 04424 | Danforth | Washington County | 983 | $48,778 | $189,400 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Aroostook County
- Kingman
- Mattawamkeag
- Orient
- Wytopitlock
- Houlton
- Ashland
- Benedicta
- Blaine
- Bridgewater
- Caribou
- Clayton Lake
- Crouseville
- Eagle Lake
- Easton
- Estcourt Station
- Fort Fairfield
- Fort Kent
- Fort Kent Mills
- Frenchville
- Grand Isle
- Island Falls
- Limestone
- Madawaska
- Mapleton
- Mars Hill
- Monticello
- New Limerick
- New Sweden
- Oakfield
- Oxbow
- Perham
- Portage
- Presque Isle
- Saint Agatha
- Saint David
- Saint Francis
- Sheridan
- Sherman
- Sinclair
- Smyrna Mills
- Wallagrass
- Stockholm
- Van Buren
- Washburn
- Westfield
Nearby counties
Frequently asked questions
How many ZIP codes are in Aroostook County, Maine?
46 ZIP codes are mainly in Aroostook County, and 1 more ZIP codes from neighboring areas reach partly into it.
What cities are in Aroostook County?
ZIP codes in Aroostook County use the city names Ashland, Benedicta, Blaine, Bridgewater, Caribou, Clayton Lake, Crouseville, Eagle Lake, Easton, Estcourt Station, Fort Fairfield and Fort Kent and others.