Sumner, Washington

Sumner population, 2020 to 2024

Sumner added 224 residents from July 2020 to July 2024, a change of +2.1%. In the latest year it moved by +98. Among 125 Washington places of 5,000 or more, that growth ranks 65th; the median place changed by +2.6%. The median place of 5,000+ in Washington has 18,148 people, so Sumner is 60% of it.

Sumner covers 7.55 square miles of land and 0.12 of water, for 1,442 people per square mile of land. The median Washington place of 5,000+ has 2,694, so Sumner is less dense than the typical town.

What county Sumner is in

All of Sumner's residents live in Pierce County, which had 941,170 residents in 2024. Sumner holds 1.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Sumner

1 ZIP Code Tabulation Area (ZCTA) overlaps Sumner by at least 10% of the ZCTA's or the city's land: 98390. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Sumner is

The Census internal point of Sumner is at 47.227200, -122.236300. Olympia, the capital, is 33.9 miles WSW in a straight line. The nearest larger place is Edgewood, WA (13,496 people), 2.4 miles away. The nearest city of 100,000 or more is Federal Way, WA, 7.5 miles away.

Daylight in Sumner

At 47.23° N, Sumner gets about 15 h 56 min of daylight around the June solstice and 8 h 29 min around the December solstice, a swing of 7 h 27 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Sumner

The eight nearest incorporated places of 1,000+ in Washington, measured between internal points. The closest is Edgewood, 2.3 miles away, with 13,496 people.