Cities in Knox County, Maine by Population (2024)

There are 3 cities in Knox County, Maine.

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Rockland1Maine7,0586,9480.38%54912.85
Camden2Maine3,7453,5431.38%9953.77
Thomaston3Maine2,1532,0181.22%1,0172.12

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Knox County, Maine?

Rockland is the largest city in Knox County.

What is the smallest city in Knox County, Maine?

Thomaston is the smallest city in Knox County.

How many cities are in Knox County?

There are 3 cities in Knox County, Maine.

Frequently Asked Questions