Medical Lake Population

1890–2026

4,992

2026 projection

2.4% since 2020 (increase)

01K2K3K4K5K6K1900192019401960198020002020

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 Medical Lake. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,992+280.56%
20254,964-230.46%
20244,987+70.14%
20234,980+50.10%
20224,975+951.95%
20214,880+60.12%
20204,874-210.43%
20194,895+160.33%
20184,879-250.51%
20174,904+120.25%

Showing 10 of 29 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

Medical Lake is growing slower than Spokane County, Washington, and the U.S.

  • Washington+3.5%
  • Spokane County+3.2%
  • United States+3.1%
  • Medical Lake+1.8%

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.

Medical Lake Demographics

41.1median age

Median age

Female41.8 yrs
Male38.3 yrs

Adults

4,153
782 seniors (65+) · 19% of adults3,371 other adults

Sex

Female 49.2% · 2,433Male 50.8% · 2,517

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 50 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

Medical Lake Income

$79,989median household income

Median household income

$79,989

Half of households earn more, half earn less

Median earnings

$49,453

Typical yearly pay for a worker 25 or older.

Poverty rate

8.1%

About 1 in 12 residents

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

Medical Lake Marital Status

50% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married50%46%54%
Never married35%47%22%
Divorced10%5%15%
Widowed2%<1%4%
Separated3%1%5%

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