Fort Lewis Population

2011–2026

14,661

2026 projection

12.4% since 2020 (increase)

05K10K15K20K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual 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 Fort Lewis. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202614,661+2261.57%
202514,435+4521.60%
202313,983+5434.04%
202213,440+6675.22%
202112,773-2722.09%
202013,045-90.07%
201913,054+1210.94%
201812,933-9877.09%
201713,920+5424.05%
201613,378+2151.63%

Showing 10 of 15 years.

Fort Lewis Demographics

22.9median age

Median age

Female23.8 yrs
Male22.7 yrs

Adults

10,831
26 seniors · 0%10,805 other adults

Sex

Female 36.3% · 5,506Male 63.7% · 9,661

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 152 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

Fort Lewis Income

$58,796median household income

Median household income

$58,796

Half of households earn more, half earn less

Median earnings

$40,203

Typical yearly pay for a worker 25 or older.

Poverty rate

13.3%

About 1 in 8 residents

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

Fort Lewis Marital Status

52% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married52%40%77%
Never married43%56%18%
Divorced3%3%3%
Widowed<1%0%<1%
Separated1%1%2%

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