McClain County, Oklahoma Cities (2024)

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.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Newcastle114,94411,1706.73%24960.1City
Blanchard29,9058,9352.5%32530.4City
Purcell36,9366,6481.05%45515.2City
Dibble49918992.38%1337.5Town
Washington57336732.09%5061.4Town
Wayne66746241.81%1,7740.4Town
Byars72021862.02%1321.5Town

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 McClain County, Oklahoma?

Newcastle is the largest city in McClain County.

What is the smallest city in McClain County, Oklahoma?

Byars is the smallest city in McClain County.

How many cities are in McClain County?

There are 7 cities in McClain County, Oklahoma.

Frequently Asked Questions