Sumner, Washington Demographics & Population 2026
During the 2020–2024 ACS period, Sumner, Washington had a total population of 10,733, the 125th largest city in Washington, with a median household income of $98,191, which is about the same as the state average. The poverty rate is 4.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.9% — among the lowest in Washington.
Sumner Quick Facts
How Sumner Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 10,674 | 10,733 | +0.6% |
| Median household income | $98,376 | $98,191 | -0.2% |
| Median home value | $478,500 | $519,900 | +8.7% |
How Sumner Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 56 | National average: 61
Education
Educational Attainment (Adults 25+)
Sumner Rankings in Washington
Explore Washington Rankings
Other Cities in Pierce County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Tacoma | 222,758 | $85,884 | 12.4% | $479,600 |
| South Hill | 68,025 | $113,130 | 7.2% | $543,600 |
| Lakewood | 62,937 | $74,720 | 13.2% | $461,200 |
| Puyallup | 42,746 | $97,826 | 7.0% | $551,800 |
| Parkland | 38,742 | $72,239 | 13.0% | $423,000 |
| Graham | 35,079 | $116,862 | 5.9% | $516,700 |
| University Place | 34,911 | $99,031 | 8.2% | $624,800 |
| Spanaway | 34,019 | $98,251 | 8.8% | $445,700 |
| Frederickson | 25,383 | $109,500 | 5.7% | $477,400 |
| Bonney Lake | 22,090 | $136,845 | 4.5% | $607,900 |
Cities Similar to Sumner
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Mount Vista | 10,764 | $100,293 | $586,600 | 38.7% | 5.9% |
| Fairwood (Spokane County) | 10,674 | $91,988 | $469,100 | 46.5% | 7.8% |
| Fife | 10,949 | $90,532 | $543,100 | 27.9% | 11.2% |
| Birch Bay | 10,837 | $86,854 | $477,200 | 32.0% | 9.4% |
| Yelm | 11,102 | $90,750 | $455,300 | 27.4% | 6.0% |
Population Overview
Sumner is a small city located in Washington, within Pierce County. The total population is 10,733. It ranks as the 125th most populous out of 628 Census-designated places in Washington.
Age Demographics
The median age in Sumner is 37.6 years. This is 2% lower than the state median of 38.3 years.
Economy, Income & Housing
The median household income in Sumner is $98,191. This is about the same as the state median of $98,141. It is also 22% higher than the national median of $80,734. The poverty rate stands at 4.9%. This is 51% lower than the state poverty rate of 9.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.3%. This is 4% higher than the state rate of 5.1%. The median home value is $519,900. Housing costs are 8% lower than the state median of $564,600. The home-value-to-income ratio is 5.3x. 54.4% of occupied housing units are owner-occupied. This homeownership rate is 15% lower than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Sumner is White (non-Hispanic), making up 71.5% of the population. Hispanic or Latino residents account for 21.1%. The Black or African American population (0.4%) is well below the state average of 3.9%. The Asian population (0.6%) is well below the state average of 9.7%.
Education
26.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 34% lower than the state rate of 39.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.4%.
Data Sources & Methodology
All demographic data for Sumner, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 628 Census-designated places in Washington. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Sumner, Washington?
Sumner, Washington has a population of 10,733 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sumner, WA?
The median household income in Sumner is $98,191, which is 22% higher than the national median of $80,734.
What is the poverty rate in Sumner, WA?
The poverty rate in Sumner is 4.9%. This means approximately 521 residents live below the federal poverty line.
What is the racial makeup of Sumner, Washington?
Sumner's population is 71.5% White, 0.4% Black, 21.1% Hispanic/Latino, and 0.6% Asian.
What is the median home value in Sumner, WA?
The median home value in Sumner is $519,900. The home-value-to-income ratio is 5.3x.
How educated is Sumner, Washington?
26.3% of adults (25+) in Sumner hold a bachelor's degree or higher, and 8.4% hold a graduate or professional degree.