Soap Lake Population

2010–2026

1,836

2026 projection

8.6% since 2020 (increase)

05001K1.5K2K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Soap Lake. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,836+191.05%
20251,817+341.91%
20241,783+392.24%
20231,744+150.87%
20221,729+80.46%
20211,721+301.77%
20201,691+100.59%
20191,681+191.14%
20181,662+221.34%
20171,640+110.68%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Soap Lake is growing faster than Grant County, Washington, and the U.S.

  • Soap Lake+6.6%
  • Grant County+6.3%
  • Washington+3.5%
  • United States+3.1%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Soap Lake Demographics

35.9median age

Median age

Female36 yrs
Male35.8 yrs

Adults

1,036
323 seniors (65+) · 31% of adults713 other adults

Sex

Female 43.9% · 662Male 56.1% · 846

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 15 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Soap Lake Income

$48,125median household income

Median household income

$48,125

Half of households earn more, half earn less

Median earnings

$57,708

Typical yearly pay for a worker 25 or older.

Poverty rate

27.4%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Soap Lake Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%44%55%
Never married27%37%12%
Divorced10%12%8%
Widowed12%5%21%
Separated3%2%4%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201