Skip to content
Cumberland County

File:Portland-Head-Lighthouse.jpg · Wikimedia Commons · See Wikimedia Commons

EntityQ497788· pop 54· linked from 674 articles

Cumberland County

Sign in to save

Also known as Cumberland County, Maine, Cumberland County, ME

county in Maine, United States

AI overview

Cumberland County is a county located in Maine in the northeastern United States. It matters as an important administrative region that includes several significant towns and serves as home to a substantial portion of Maine's population.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Country
United States
State
Maine
Founded
November 1, 1760
Named after
Prince William, Duke of Cumberland
Seat
Portland
Largest city
Portland
Total
1,217 sq mi (3,150 km )
Land
835 sq mi (2,160 km )
Water
383 sq mi (990 km ) 31%
Estimate 2025
317,222
Density
363/sq mi (140/km )
Time zone
UTC−5 ( Eastern )
Summer dst
UTC−4 ( EDT )
Congressional district
1st
Website
cumberlandcountyme .gov

via Wikipedia infobox

~13 min read

Encyclopedic overview

Cumberland County is a county in the U.S. state of Maine. As of the 2020 census, the population was 303,069, making it the most populous county in Maine. Its county seat is Portland. Cumberland County was founded in 1760 from a portion of York County, Province of Massachusetts Bay, and named for William, Duke of Cumberland, a son of King George II. Cumberland County has the deepest and second-largest body of water in the state, Sebago Lake, which supplies tap water to most of the county. The county is the state's economic and industrial center, having the resources of the Port of Portland, the Maine Mall, and having corporate headquarters of major companies such as onsemi, IDEXX Laboratories, Unum, and TD Bank. Cumberland County is part of the Portland–South Portland, ME Metropolitan Statistical Area.

Geography, topography and ecology

Excerpted from Wikipedia’s “Cumberland County” article, available under the CC BY-SA 4.0 licence.

Gallery (4)

On the map

2 mapped locations