Lewis County, Washington 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
Centralia118,91518,2690.86%2,4827.6City
Chehalis27,6017,4790.4%1,3095.8City
Grand Mound33,5193,9571.12%8484.2CDP
Fords Prairie42,9892,5822.5%8023.7CDP
Napavine52,2211,8973.79%7682.9City
Winlock62,0981,4827.92%1,6241.3City
Morton71,1041,0381.47%1,3450.8City
Toledo88056335.64%2,0430.4City
Mossyrock98007700.88%1,1630.7City
Vader106996312.49%7520.9City
Pe Ell116726460.9%1,1370.6Town
Onalaska12595431-0.34%3711.6CDP
Packwood1378294-19.59%781.0CDP
Mineral1447135-18.97%710.7CDP

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 Lewis County, Washington?

Centralia is the largest city in Lewis County.

What is the smallest city in Lewis County, Washington?

Mineral is the smallest city in Lewis County.

How many cities are in Lewis County?

There are 14 cities in Lewis County, Washington.

Frequently Asked Questions