Cousins Island
Census-designated place in Cumberland County, Maine

Cousins Island is an unincorporated community (census-designated place) in Cumberland County, Maine, with 528 residents (2020 Census). The nearest town is Littlejohn Island, 1.0 miles E.
- 528residents (2020 Census)
- 1.1 sq miland area · 2.7 km²
- 498 / sq mipopulation density
- 04096ZIP code
About Cousins Island
Cousins Island is an island in Casco Bay within the town of Yarmouth in Cumberland County, Maine, United States. It is listed as a census-designated place, with a population of 490 as of the 2010 census. The CDP is part of the Portland–South Portland–Biddeford, Maine Metropolitan Statistical Area.
Text: Wikipedia · CC BY-SA 4.0
Cousins Island weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Cousins Island
Webcams: Windy.com
Living in Cousins Island
- Median household income
- $180,625
- Median home value
- $658,000
- Median age
- 58.1
Do you know Cousins Island? Tell us about it
Help other travelers: share what makes Cousins Island special. We review every message before publishing it.
Map of Cousins Island
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Cousins Island Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Cousins Island, ME population
Cousins Island had 528 residents in the 2020 Census.
| 2020 Census | 528 |
|---|---|
| Density | 498 per sq mi (192 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Cousins Island at a glance
| State | Maine (ME) |
|---|---|
| County | Cumberland County |
| Type | Census-designated place |
| Population | 528 (2020) |
| Land area | 1.06 sq mi (2.7 km²) |
| Water area | 0.92 sq mi (2.39 km²) |
| Coordinates | 43.7571° N, 70.1462° W |
| ZIP code | 04096 |
| Census code (GEOID) | 2314800 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Cousins Island
- Littlejohn Island1.0 mi E
- Yarmouth2.1 mi N
- Chebeague Island3.6 mi SE
- Falmouth Foreside4.0 mi SW
- Cumberland Center5.5 mi NW
- Long Island5.5 mi S
- Cumberland5.6 mi W
- Falmouth6.6 mi W
- Freeport6.7 mi NE
- North Yarmouth7.7 mi NW
- Portland8.8 mi S
- Harpswell8.9 mi E
Straight-line distance between town centers.
Frequently asked questions about Cousins Island
What county is Cousins Island in?
Cousins Island is in Cumberland County, Maine.
What is the population of Cousins Island, ME?
528 people lived in Cousins Island at the 2020 Census.
What is the ZIP code of Cousins Island, ME?
The ZIP code of Cousins Island is 04096.
What towns are near Cousins Island?
Littlejohn Island (1.0 mi), Yarmouth (2.1 mi), Chebeague Island (3.6 mi), Falmouth Foreside (4.0 mi), Cumberland Center (5.5 mi).
Last updated: