Census tract · Island County
Census Tract 9720, Island County, Washington
Census Tract 9720, GEOID 53029972000, in Island County, Washington, partly within Langley and Clinton. 4,112 residents in the ACS 2020-2024 5-year estimates (±514); the 2020 Census counted 4,275.
Residents, 2020-2024
4,112
±514 (90% margin)
2020 Census count: 4,275
Median household income
$87,500
±$17,062 (90% margin)
Island County: $90,551
Median home value
$652,600
±$51,362 (90% margin)
Island County: $593,300
Median gross rent
$1,445
±$223 (90% margin)
Island County: $1,662
Where is Census Tract 9720?
Census Tract 9720 is one of 24 census tracts in Island County, Washington. It covers 18.44 square miles of land, 232 residents per square mile in 2020. Its GEOID, 53029972000, names it uniquely (how tract numbers and GEOIDs work).
3 census tracts border Census Tract 9720: Tract 9718 ($113,125), Tract 9719 ($102,880) and Tract 9721 ($94,183). 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 9720?
The 2020-2024 American Community Survey puts Census Tract 9720's population at 4,112 (±514) in 1,856 households; the 2020 Census counted 4,275 residents and 2,404 housing units.
| Measure | Tract 9720 | Island County |
|---|---|---|
| Total population | 4,112 ±514 | 86,836 |
| Households | 1,856 ±176 | 35,972 |
| Average household size | 2.21 ±0.18 | 2.35 |
| Housing units | 2,312 ±191 | 42,744 |
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 9720?
The median resident of Census Tract 9720 is 61.2 years old; 8.7% are under 18 and 41.8% are 65 or older. The largest group is non-Hispanic white residents at 90.3%, then non-Hispanic residents of two or more races at 4.5%. 6.1% of residents were born outside the United States.
| Measure | Tract 9720 | Island County |
|---|---|---|
| Median age | 61.2 ±5.0 | 44.8 |
| Under 18 years | 8.7% ±3.0 pts | 17.3% |
| 65 years and over | 41.8% ±6.6 pts | 26.8% |
| Hispanic or Latino (any race) | 3.5% ±1.9 pts | 8.7% |
| White alone, not Hispanic | 90.3% ±3.5 pts | 75.4% |
| Black or African American alone, not Hispanic | 0.0% ±1.0 pts | 2.2% |
| Asian alone, not Hispanic | 1.4% ±1.0 pts | 4.9% |
| American Indian and Alaska Native alone, not Hispanic | 0.3% ±0.3 pts | 0.6% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.0 pts | 0.4% |
| Two or more races, not Hispanic | 4.5% ±2.5 pts | 7.5% |
| Some other race alone, not Hispanic | 0.0% ±1.0 pts | 0.3% |
| Born outside the United States | 6.1% ±2.5 pts | 8.0% |
| Speak a language other than English at home (age 5+) | 3.5% ±1.5 pts | 9.4% |
| Civilian veterans (age 18+) | 5.9% ±2.1 pts | 15.3% |
| With a disability | 15.4% ±3.7 pts | 16.9% |
| No health insurance coverage | 6.1% ±3.9 pts | 4.5% |
| High school graduate or higher (age 25+) | 96.7% ±2.2 pts | 95.8% |
| Bachelor's degree or higher (age 25+) | 50.2% ±6.4 pts | 36.6% |
| Graduate or professional degree (age 25+) | 20.6% ±5.0 pts | 14.4% |
| Lived in the same house a year earlier | 92.6% ±2.7 pts | 88.0% |
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 9720 earn?
Half of the 1,856 households in Census Tract 9720 earn less than $87,500 a year (±$17,062), against $90,551 across Island County: 15th highest of the county's 23 tracts with a reliable estimate. 7.6% of residents live below the poverty line.
| Measure | Tract 9720 | Island County |
|---|---|---|
| Median household income | $87,500 ±$17,062 | $90,551 |
| Mean household income | $118,066 ±$12,627 | $113,035 |
| Per capita income | $54,486 ±$6,895 | $47,282 |
| People below the poverty line | 7.6% ±3.4 pts | 7.7% |
| Children under 18 below the poverty line | 4.5% ±4.4 pts | 8.5% |
| Households receiving SNAP | 9.2% ±4.8 pts | 7.7% |
| Households with a computer | 99.0% ±1.2 pts | 97.8% |
| Households with a broadband subscription | 97.8% ±1.6 pts | 94.8% |
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 9720?
Owners occupy 82.4% of Census Tract 9720's occupied homes and renters 17.6%. The median owner-occupied home is valued at $652,600 by its owner (±$51,362). The median renter pays $1,445 a month including utilities, and 56.3% of renters pay 35% or more of their income on rent.
| Measure | Tract 9720 | Island County |
|---|---|---|
| Median home value (owner-occupied) | $652,600 ±$51,362 | $593,300 |
| Median gross rent | $1,445 ±$223 | $1,662 |
| Renters paying 35% or more of income on rent | 56.3% ±15.9 pts | 41.1% |
| Median monthly owner costs, with a mortgage | $2,466 ±$376 | $2,318 |
| Owner-occupied homes | 82.4% ±5.8 pts | 74.7% |
| Renter-occupied homes | 17.6% ±5.8 pts | 25.3% |
| Housing units | 2,312 ±191 | 42,744 |
| Single-family detached homes | 85.6% ±4.3 pts | 78.7% |
| Mobile homes | 5.8% ±3.8 pts | 6.4% |
| Built 2020 or later | 1.3% ±1.3 pts | 1.7% |
| Built 2010 to 2019 | 7.0% ±2.9 pts | 8.4% |
| Built 1939 or earlier | 10.5% ±4.4 pts | 3.2% |
| Households with no vehicle | 2.2% ±1.6 pts | 3.8% |
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 9720 get to work?
40.1% of Census Tract 9720's workers drive alone and 27.4% work from home. The average trip to work takes 36.7 minutes.
| Measure | Tract 9720 | Island County |
|---|---|---|
| In the labor force (age 16+) | 48.2% ±5.7 pts | 56.0% |
| Unemployment rate | 1.9% ±1.9 pts | 4.3% |
| Drove alone to work | 40.1% ±9.0 pts | 68.7% |
| Carpooled | 8.3% ±4.6 pts | 10.0% |
| Public transportation | 9.1% ±7.0 pts | 2.1% |
| Walked | 15.0% ±10.2 pts | 3.7% |
| Worked from home | 27.4% ±7.8 pts | 14.1% |
| Mean travel time to work | 36.7 min ±9.4 | 26.2 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 9720 compare with the other tracts in Island County?
Among Island County's tracts with a reliable estimate, Census Tract 9720 ranks as shown below (1 = highest).
| Measure | In Island County |
|---|---|
| Population | 9th of 23 |
| Residents per square mile | 20th of 23 |
| Median household income | 15th of 23 |
| Per capita income | 8th of 23 |
| Median home value | 5th of 23 |
| Median gross rent | 16th of 22 |
| Poverty rate | 8th of 17 |
| Bachelor's degree or higher | 4th of 23 |
| Median age | 4th of 23 |
| Owner-occupied share | 12th of 21 |
The tracts next to it on Island County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9721 | 12th | $94,183±$19,091 · within the margin of this tract |
| Tract 9716 | 13th | $93,136±$8,563 · within the margin of this tract |
| Tract 9713.01 | 14th | $88,864±$29,597 · within the margin of this tract |
| Tract 9713.02 | 15th | $87,500±$24,971 · within the margin of this tract |
| Tract 9720 | 15th | $87,500±$17,062 |
| Tract 9704.02 | 17th | $82,670±$29,382 · within the margin of this tract |
| Tract 9706.02 | 18th | $79,621±$21,871 · within the margin of this tract |
"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 9720?
2 of the 18 figures for Census Tract 9720 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