Demographics · WA
Federal Way, WA demographics: 99,493 residents, with a median age of 37.4 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).
99,493people are estimated in Federal Way, at a median age of 37.4 years (American Community Survey 2020–2024 period estimate)
Median age 37.4 years — younger than the U.S. median of 38.9.
ACS 2020–2024 5-year · ACS 5-Year Estimates 2020-2024 (released 2026-01-29)
In Federal Way, the largest race group is White (36.9%); 20.0% of residents are Hispanic or Latino (of any race); 31.9% were born outside the United States.
ACS 2020–2024 · B01001 / B01002
The estimated median age in Federal Way is 37.4 years (±1.0), compared with the U.S. estimate of 38.9 ± 0.1 years. These are descriptive comparisons, not significance tests. The population is 51.2% ± 1.3 percentage points male and 48.8% ± 1.3 percentage points female. The largest age band is 5 to 17 at 16.4%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 6,399 | 6.4% ± 0.8 percentage points | ±763 |
| 5 to 17 | 16,307 | 16.4% ± 1.1 percentage points | ±1,062 |
| 18 to 24 | 8,149 | 8.2% ± 0.9 percentage points | ±883 |
| 25 to 34 | 15,890 | 16.0% ± 1.1 percentage points | ±1,087 |
| 35 to 44 | 13,667 | 13.7% ± 1.0 percentage points | ±957 |
| 45 to 54 | 11,125 | 11.2% ± 0.8 percentage points | ±783 |
| 55 to 64 | 12,991 | 13.1% ± 0.9 percentage points | ±904 |
| 65 to 74 | 9,034 | 9.1% ± 0.7 percentage points | ±733 |
| 75 and over | 5,931 | 6.0% ± 0.6 percentage points | ±608 |
Median age by sex: 36.1 (male) · 38.8 (female).
Shares may not sum to 100% due to rounding. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B01001 sex by age, B01002 median age) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B02001 / B03003
The largest race group in Federal Way is White at 36.9% of the population. Separately, 20.0% of residents are Hispanic or Latino of any race.Race and Hispanic origin are two different questions on the census form, so their shares are reported separately and are not additive.
| Race (alone, or two or more) | People | Share | ± margin |
|---|---|---|---|
| White alone | 36,742 | 36.9% ± 2.1 percentage points | ±2,076 |
| Black or African American alone | 17,962 | 18.1% ± 2.0 percentage points | ±1,978 |
| American Indian & Alaska Native alone | 864 | 0.9% ± 0.4 percentage points | ±415 |
| Asian alone | 15,322 | 15.4% ± 1.3 percentage points | ±1,331 |
| Native Hawaiian & Pacific Islander alone | 2,867 | 2.9% ± 0.8 percentage points | ±835 |
| Some other race alone | 11,134 | 11.2% ± 1.6 percentage points | ±1,592 |
| Two or more races | 14,602 | 14.7% ± 1.6 percentage points | ±1,611 |
| Hispanic or Latino (of any race) | 19,934 | 20.0% ± 2.1 percentage points | ±2,120 |
Race shares may not sum to 100% due to rounding; race and Hispanic origin are separate questions and are not additive. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B02001 race, B03003 Hispanic or Latino origin) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B11001 / B25010
Federal Way has 35,717 households. 64.8% are family households and 26.5% are people living alone. The average household holds 2.76 people.
Total households
35,717
ACS 2020–2024 5-yr · B11001
Avg household size
2.76
ACS 2020–2024 5-yr · B25010 · ±0.06
Family households
64.8% ± 1.3 percentage points
Share of all households · B11001
Living alone
26.5% ± 2.4 percentage points
Share of all households · B11001
| Household type | Households | ± margin |
|---|---|---|
| Total households | 35,717 | ±804 |
| Family households | 23,131 | ±700 |
| Nonfamily households | 12,586 | ±918 |
| Householder living alone | 9,464 | ±899 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B11001 household type, B25010 average household size) · place-grain · methodology →
ACS 2020–2024 · B05002 / C16001
31.9% of Federal Way residents were born outside the United States. 57.9% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Spanish (16.2%).
| Measure | Value | Source / grain |
|---|---|---|
| Foreign-born share | 31.9% ± 1.9 percentage points | 31,740 people · B05002 |
| Speak only English at home (age 5+) | 57.9% ± 2.3 percentage points | C16001 |
| Top non-English language at home | 16.2% ± 2.1 percentage points | Spanish · 15,104 speakers · C16001 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B05002 place of birth, C16001 language spoken at home) · place-grain · methodology →
ACS 2020–2024 · B15003
30.8% ± 1.9 percentage points of adults age 25 and over in Federal Way hold a bachelor's degree or higher. The U.S. estimate is 35.7%.
| Measure | Value | Source / grain |
|---|---|---|
| Bachelor's degree or higher (age 25+) | 30.8% | B15003 lines 22–25 over line 1 · place-grain |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B15003 educational attainment, population 25+) · place-grain · methodology →
Sources · provenance
The GEOID for Federal Way is 5323515. Every figure on this page is a place-grain American Community Survey 5-Year 2020–2024 estimate (ACS 5-Year Estimates 2020-2024 (released 2026-01-29)) shown with its margin of error. Full per-dataset detail: /sources/.