Census tract · King County
Census Tract 305.01, King County, Washington
Census Tract 305.01, GEOID 53033030501, in King County, Washington, mostly within Auburn (95% of its census blocks). 2,999 residents in the ACS 2020-2024 5-year estimates (±418); the 2020 Census counted 2,985.
Residents, 2020-2024
2,999
±418 (90% margin)
2020 Census count: 2,985
Median household income
$33,423
±$9,520 (90% margin)
King County: $124,746
Median home value
not published
King County: $859,900
Median gross rent
$1,452
±$228 (90% margin)
King County: $2,092
Where is Census Tract 305.01?
Census Tract 305.01 is one of 495 census tracts in King County, Washington. It covers 4.39 square miles of land, 680 residents per square mile in 2020. Its GEOID, 53033030501, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Auburn | 95% |
8 census tracts border Census Tract 305.01: Tract 297.02 ($87,285), Tract 298.05 ($105,000), Tract 298.06 ($98,657), Tract 299.02 ($143,000), Tract 305.03 ($95,278), Tract 305.04 ($82,227), Tract 306 ($90,972) and Tract 308.01 ($72,993). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 305.01?
The 2020-2024 American Community Survey puts Census Tract 305.01's population at 2,999 (±418) in 1,736 households; the 2020 Census counted 2,985 residents and 1,705 housing units.
| Measure | Tract 305.01 | Auburn |
|---|---|---|
| Total population | 2,999±418 | 85,676 |
| Households | 1,736±154 | 30,393 |
| Average household size | 1.62±0.17 | 2.79 |
| Housing units | 1,861±155 | 31,800 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 305.01?
The median resident of Census Tract 305.01 is 45.7 years old; 15.5% are under 18 and 27.2% are 65 or older. The largest group is non-Hispanic white residents at 58.2%, then Hispanic or Latino residents (of any race) at 21.2%. 17.6% of residents were born outside the United States.
| Measure | Tract 305.01 | Auburn |
|---|---|---|
| Median age | 45.7±6.6 | 36.0 |
| Under 18 years | 15.5%±3.3 pts | 24.9% |
| 65 years and over | 27.2%±6.3 pts | 12.5% |
| Hispanic or Latino (any race) | 21.2%±7.1 pts | 20.8% |
| White alone, not Hispanic | 58.2%±5.5 pts | 48.2% |
| Black or African American alone, not Hispanic | 7.4%±4.4 pts | 6.6% |
| Asian alone, not Hispanic | 5.1%±4.3 pts | 12.1% |
| American Indian and Alaska Native alone, not Hispanic | 1.8%±1.0 pts | 1.6% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.8%±2.2 pts | 3.3% |
| Two or more races, not Hispanic | 5.4%±3.6 pts | 7.1% |
| Some other race alone, not Hispanic | 0.0%±1.3 pts | 0.5% |
| Born outside the United States | 17.6%±7.1 pts | 25.1% |
| Speak a language other than English at home (age 5+) | 26.7%±7.0 pts | 35.5% |
| Civilian veterans (age 18+) | 6.6%±3.2 pts | 7.7% |
| With a disability | 27.9%±6.9 pts | 13.2% |
| No health insurance coverage | 14.4%±6.2 pts | 8.4% |
| High school graduate or higher (age 25+) | 88.2%±4.7 pts | 88.4% |
| Bachelor's degree or higher (age 25+) | 17.6%±6.6 pts | 25.6% |
| Graduate or professional degree (age 25+) | 6.2%±3.5 pts | 8.1% |
| Lived in the same house a year earlier | 84.5%±5.5 pts | 88.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 305.01 earn?
Half of the 1,736 households in Census Tract 305.01 earn less than $33,423 a year (±$9,520), against $124,746 across King County: 489th highest of the county's 491 tracts with a reliable estimate. 18.3% of residents live below the poverty line.
| Measure | Tract 305.01 | Auburn |
|---|---|---|
| Median household income | $33,423±$9,520 | $97,884 |
| Mean household income | $54,935±$12,927 | $116,385 |
| Per capita income | $35,430±$7,245 | $42,587 |
| People below the poverty line | 18.3%±6.5 pts | 8.9% |
| Children under 18 below the poverty line | 11.8%±12.5 pts | 13.1% |
| Households receiving SNAP | 37.1%±7.5 pts | 14.9% |
| Households with a computer | 95.1%±3.2 pts | 98.0% |
| Households with a broadband subscription | 89.3%±4.6 pts | 94.5% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 305.01?
The median renter pays $1,452 a month including utilities, and 63.6% of renters pay 35% or more of their income on rent.
| Measure | Tract 305.01 | Auburn |
|---|---|---|
| Median gross rent | $1,452±$228 | $1,786 |
| Renters paying 35% or more of income on rent | 63.6%±7.6 pts | 44.1% |
| Median monthly owner costs, with a mortgage | $3,098±$1,132 | $2,541 |
| Owner-occupied homes | 5.4%±3.9 pts | 60.6% |
| Renter-occupied homes | 94.6%±3.9 pts | 39.4% |
| Housing units | 1,861±155 | 31,800 |
| Single-family detached homes | 4.8%±2.6 pts | 51.1% |
| Mobile homes | 0.0%±2.1 pts | 6.6% |
| Built 2020 or later | 7.0%±5.6 pts | 1.7% |
| Built 2010 to 2019 | 37.6%±8.3 pts | 13.6% |
| Built 1939 or earlier | 12.3%±5.5 pts | 2.8% |
| Households with no vehicle | 33.7%±9.0 pts | 6.9% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 305.01 get to work?
77.0% of Census Tract 305.01's workers drive alone. The average trip to work takes 27.7 minutes. The unemployment rate in 2020-2024 averaged 14.4%.
| Measure | Tract 305.01 | Auburn |
|---|---|---|
| In the labor force (age 16+) | 48.5%±9.1 pts | 69.4% |
| Unemployment rate | 14.4%±7.6 pts | 6.0% |
| Drove alone to work | 77.0%±12.6 pts | 70.9% |
| Carpooled | 4.7%±5.6 pts | 9.1% |
| Public transportation | 5.0%±4.0 pts | 2.6% |
| Walked | 0.5%±0.7 pts | 1.8% |
| Worked from home | 8.6%±6.3 pts | 14.4% |
| Mean travel time to work | 27.7 min±6.7 | 30.5 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 305.01 compare with the other tracts in King County?
Among King County's tracts with a reliable estimate, Census Tract 305.01 ranks as shown below (1 = highest).
| Measure | In King County | In Auburn |
|---|---|---|
| Population | 450th of 494 | 18th of 18 |
| Residents per square mile | 469th of 494 | 17th of 18 |
| Median household income | 489th of 491 | 18th of 18 |
| Per capita income | 460th of 494 | 14th of 18 |
| Median gross rent | 466th of 483 | 17th of 18 |
| Poverty rate | 43rd of 316 | 3rd of 12 |
| Bachelor's degree or higher | 481st of 494 | 12th of 18 |
| Median age | 41st of 494 | 1st of 18 |
The tracts next to it on King County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 43.02 | 486th | $38,984±$17,343 · within the margin of this tract |
| Tract 53.03 | 487th | $37,500±$14,656 · within the margin of this tract |
| Tract 92 | 488th | $35,014±$14,690 · within the margin of this tract |
| Tract 305.01 | 489th | $33,423±$9,520 |
| Tract 53.05 | 490th | $24,444±$8,426 · within the margin of this tract |
| Tract 53.04 | 491st | $17,500±$7,078 |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 305.01?
3 of the 17 figures for Census Tract 305.01 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections