Elk Plain, Washington Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Elk Plain, Washington is 13,863 as of the 2023 American Community Survey, making it the 97th-largest city in Washington. The median household income is $101,250, the median home value is $440,300, and the median age is 39.3.
13,863
Population
1654
People / sq mi
$101,250
Median Income
$440,300
Median Home Value
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Elk Plain covers 8.4 sq mi of land at 1654 people per square mile.
About Elk Plain, WA
Educational attainment is the headline number in Elk Plain: 17.0% of adults 25 and older have a four-year degree. Elk Plain is a city in Washington with a population of 13,863.
Households take in a median $101,250, comfortably above the US median of $78,538. Only 4.4% of residents live in poverty, below the national 12.4%. Median home value is $440,300, with typical rent around $1,908.
Degree attainment is on the lower side for US cities: 17.0% of adults hold a bachelor’s degree, below the national 35.0%. Around 8.7% of workers work from home, below the national 14.0%, and the average commute runs about 36 minutes each way.
Race & Ethnicity
| White | 73.1% |
| Black or African American | 4.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.9% |
| Two or More Races | 0.0% |
Economy & Income
$101,250
Median Household Income
$41,970
Per Capita Income
4.4%
Poverty Rate
2.0%
Unemployment Rate
Housing
$440,300
Median Home Value
$1,908
Median Rent
83.9%
Owner-Occupied
Education
93.1%
High School+
17.0%
Bachelor's+
Commute
0.1%
Drive Alone
81.7%
Public Transit
8.7%
Work From Home
35.9 min
Avg Commute
Community Profile
40.8%
Foreign Born
89.6%
Non-English at Home
16.7%
Veterans
16.7%
With Disability
95.9%
Health Insurance
96.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.1% |
| Construction | 12.2% |
| Manufacturing | 10.1% |
| Retail Trade | 9.9% |
| Finance, Insurance & Real Estate | 7.4% |
| Public Administration | 6.0% |
| Education, Health Care & Social Services | 5.9% |
| Information | 5.5% |
| Arts, Entertainment & Food Services | 3.5% |
| Transportation & Warehousing | 0.9% |
| Agriculture & Mining | 0.5% |
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Frequently Asked Questions
Elk Plain, Washington has a population of 13,863 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 97th-largest city in Washington.
The median household income in Elk Plain, Washington is $101,250, with 4.4% of residents living below the federal poverty level.
The median home value in Elk Plain, Washington is $440,300, with median monthly rent at $1,908 and a homeownership rate of 83.9%.
The median age in Elk Plain, Washington is 39.3 years. The population is 48.8% male and 51.2% female.
Elk Plain Cdp, WA Climate
Elk Plain Cdp, WA has an average annual temperature of 10.2°C (50°F) and receives about 1213 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
10.2°C
Avg Temp
1213
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 4° / 38° | 170 mm |
| February | 5° / 41° | 134 mm |
| March | 7° / 44° | 121 mm |
| April | 9° / 48° | 96 mm |
| May | 12° / 54° | 64 mm |
| June | 15° / 59° | 55 mm |
| July | 18° / 64° | 27 mm |
| August | 18° / 64° | 35 mm |
| September | 15° / 59° | 56 mm |
| October | 11° / 51° | 96 mm |
| November | 6° / 43° | 181 mm |
| December | 4° / 39° | 178 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Elk Plain Cdp, WA
The most comfortable months to visit Elk Plain Cdp, WA are typically August, July and September, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 25°C high). The coldest is January (near 0°C low). November is usually the wettest month.
Where to stay near Elk Plain
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.