Key Center, WA
Population 3,619 · Washington
About Key Center, WA
Key Center is a small community in Washington with a population of 3,619 residents. The median household income is $100,405 per year, which is above the national average. The median age in Key Center is 45.3 years.
Housing in Key Center has a median home value of $558,200 and median monthly rent of $1,641. Of the 1,729 total housing units, the majority are owner-occupied, with 1,282 owner-occupied and 172 renter-occupied units.
The unemployment rate in Key Center is 8.6% and the poverty rate is 7.2%. 28.2% of residents hold a bachelor's degree or higher. The average commute time is 37 minutes.
Cost of Living in Key Center, WA
Compared to national averages, Key Center has a median household income of $100,405 (34% above the national median of $75,149). Home values average $558,200, which is 128% above the national median. Monthly rent at $1,641 is 41% above the US average of $1,163. Within Washington, Key Center's income is 11% above the state average of $90,795, and home values are 21% above the state median of $460,491.
Why Live in Key Center, WA?
Key Center offers a strong local economy with a median household income of $100,405, well above the national average, and a low poverty rate of 7.2%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $558,200. However, Key Center’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Key Center has a population of 3,619 with a median age of 45.3 years. Compare Key Center with other cities to see how it stacks up, or explore all cities in Washington.
Similar Cities Near Key Center
Cities in Washington with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Burbank | 3,645 | $86,221 | $355,600 | Compare |
| Granger | 3,658 | $53,287 | $149,600 | Compare |
| Lake Holm | 3,664 | $119,608 | $720,700 | Compare |
| Ahtanum | 3,570 | $82,188 | $293,000 | Compare |
| Marietta-Alderwood | 3,569 | $62,243 | $493,200 | Compare |
| Sunnyslope | 3,674 | $131,250 | $677,600 | Compare |
| Benton City | 3,559 | $52,581 | $262,800 | Compare |
| Canyon Creek | 3,556 | $67,295 | $392,400 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Washington
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Key Center
What is the population of Key Center, WA?
The population of Key Center, WA is 3,619 according to the latest Census data.
What is the median household income in Key Center?
The median household income in Key Center, WA is $100,405 per year.
What is the median home value in Key Center?
The median home value in Key Center, WA is $558,200.
What is the average rent in Key Center?
The median monthly rent in Key Center, WA is $1,641.
What is the unemployment rate in Key Center?
The unemployment rate in Key Center, WA is 8.6%.