Census tract · Yankton County
Census Tract 9664, Yankton County, South Dakota
Census Tract 9664, GEOID 46135966400, in Yankton County, South Dakota, partly within Gayville Township, Volin Township, Turkey Valley Township, Mayfield Township, Jamesville Township, Marindahl Township, Mission Hill Township, Walshtown Township, Utica Township, Gayville, Lesterville, Utica, Volin, Mission Hill, Irene and Jamesville Colony. 3,623 residents in the ACS 2020-2024 5-year estimates (±279); the 2020 Census counted 3,663.
Residents, 2020-2024
3,623
±279 (90% margin)
2020 Census count: 3,663
Median household income
$74,223
±$10,612 (90% margin)
Yankton County: $72,821
Median home value
$181,300
±$50,309 (90% margin)
Yankton County: $225,900
Median gross rent
$766
±$149 (90% margin)
Yankton County: $781
Where is Census Tract 9664?
Census Tract 9664 is one of 5 census tracts in Yankton County, South Dakota. It covers 457.42 square miles of land, 8 residents per square mile in 2020. Its GEOID, 46135966400, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Gayville Township | 9% |
| Volin Township | 8% |
| Turkey Valley Township | 7% |
| Mayfield Township | 7% |
| Jamesville Township | 7% |
| Marindahl Township | 6% |
| Mission Hill Township | 6% |
| Walshtown Township | 5% |
| Utica Township | 4% |
| Gayville | 3% |
| Lesterville | 3% |
| Utica | 2% |
| Volin | 2% |
| Mission Hill | 1% |
| Irene | 0% |
| Jamesville Colony | 0% |
7 census tracts border Census Tract 9664: Tract 9676 in Bon Homme County ($64,722), Tract 9658 in Clay County ($84,899), Tract 9686 in Hutchinson County ($75,469), Tract 9688 in Hutchinson County ($76,667), Tract 9652 in Turner County ($74,355), Tract 9662 ($61,869) and Tract 9663.01 ($87,721). 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 9664?
The 2020-2024 American Community Survey puts Census Tract 9664's population at 3,623 (±279) in 1,567 households; the 2020 Census counted 3,663 residents and 1,641 housing units.
| Measure | Tract 9664 | Yankton County |
|---|---|---|
| Total population | 3,623 ±279 | 23,414 |
| Households | 1,567 ±146 | 9,695 |
| Average household size | 2.25 ±0.19 | 2.22 |
| Housing units | 1,693 ±145 | 10,616 |
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 9664?
The median resident of Census Tract 9664 is 43.1 years old; 24.6% are under 18 and 16.8% are 65 or older. The largest group is non-Hispanic white residents at 93.8%, then non-Hispanic residents of two or more races at 3.3%.
| Measure | Tract 9664 | Yankton County |
|---|---|---|
| Median age | 43.1 ±4.3 | 42.5 |
| Under 18 years | 24.6% ±3.5 pts | 21.2% |
| 65 years and over | 16.8% ±3.9 pts | 21.4% |
| Hispanic or Latino (any race) | 2.0% ±1.4 pts | 5.9% |
| White alone, not Hispanic | 93.8% ±2.5 pts | 86.9% |
| Black or African American alone, not Hispanic | 0.0% ±0.7 pts | 1.6% |
| Asian alone, not Hispanic | 0.0% ±0.7 pts | 0.3% |
| American Indian and Alaska Native alone, not Hispanic | 0.8% ±0.7 pts | 2.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 3.3% ±1.9 pts | 3.3% |
| Some other race alone, not Hispanic | 0.1% ±0.1 pts | 0.0% |
| Born outside the United States | 0.7% ±0.5 pts | 2.9% |
| Speak a language other than English at home (age 5+) | 3.2% ±2.8 pts | 5.7% |
| Civilian veterans (age 18+) | 5.2% ±1.8 pts | 7.5% |
| With a disability | 13.8% ±3.8 pts | 14.8% |
| No health insurance coverage | 8.7% ±3.4 pts | 5.6% |
| High school graduate or higher (age 25+) | 92.4% ±3.9 pts | 93.6% |
| Bachelor's degree or higher (age 25+) | 20.9% ±5.0 pts | 31.4% |
| Graduate or professional degree (age 25+) | 8.1% ±3.9 pts | 11.5% |
| Lived in the same house a year earlier | 97.0% ±2.7 pts | 86.2% |
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 9664 earn?
Half of the 1,567 households in Census Tract 9664 earn less than $74,223 a year (±$10,612), against $72,821 across Yankton County: 2nd highest of the county's 5 tracts with a reliable estimate. 8.1% of residents live below the poverty line.
| Measure | Tract 9664 | Yankton County |
|---|---|---|
| Median household income | $74,223 ±$10,612 | $72,821 |
| Mean household income | $92,682 ±$10,735 | $95,237 |
| Per capita income | $39,630 ±$5,069 | $41,047 |
| People below the poverty line | 8.1% ±3.8 pts | 11.9% |
| Children under 18 below the poverty line | 6.1% ±6.9 pts | 16.5% |
| Households receiving SNAP | 4.5% ±2.6 pts | 7.3% |
| Households with a computer | 93.4% ±2.7 pts | 93.9% |
| Households with a broadband subscription | 84.0% ±4.8 pts | 86.1% |
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 9664?
Owners occupy 83.8% of Census Tract 9664's occupied homes and renters 16.2%. The median owner-occupied home is valued at $181,300 by its owner (±$50,309). The median renter pays $766 a month including utilities.
| Measure | Tract 9664 | Yankton County |
|---|---|---|
| Median home value (owner-occupied) | $181,300 ±$50,309 | $225,900 |
| Median gross rent | $766 ±$149 | $781 |
| Renters paying 35% or more of income on rent | 21.3% ±14.1 pts | 27.1% |
| Median monthly owner costs, with a mortgage | $1,540 ±$217 | $1,479 |
| Owner-occupied homes | 83.8% ±5.5 pts | 72.7% |
| Renter-occupied homes | 16.2% ±5.5 pts | 27.3% |
| Housing units | 1,693 ±145 | 10,616 |
| Single-family detached homes | 89.8% ±2.9 pts | 70.1% |
| Mobile homes | 4.4% ±2.4 pts | 4.6% |
| Built 2020 or later | 0.1% ±0.1 pts | 0.6% |
| Built 2010 to 2019 | 7.1% ±3.8 pts | 10.3% |
| Built 1939 or earlier | 36.1% ±5.6 pts | 14.4% |
| Households with no vehicle | 0.5% ±0.5 pts | 5.2% |
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 9664 get to work?
74.6% of Census Tract 9664's workers drive alone and 12.5% work from home. The average trip to work takes 23.4 minutes.
| Measure | Tract 9664 | Yankton County |
|---|---|---|
| In the labor force (age 16+) | 71.2% ±5.3 pts | 61.9% |
| Unemployment rate | 0.1% ±0.2 pts | 1.4% |
| Drove alone to work | 74.6% ±7.6 pts | 78.5% |
| Carpooled | 8.2% ±3.4 pts | 9.4% |
| Public transportation | 0.0% ±1.3 pts | 1.7% |
| Walked | 2.7% ±1.8 pts | 3.3% |
| Worked from home | 12.5% ±6.2 pts | 6.2% |
| Mean travel time to work | 23.4 min ±2.5 | 15.3 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 9664 compare with the other tracts in Yankton County?
Among Yankton County's tracts with a reliable estimate, Census Tract 9664 ranks as shown below (1 = highest).
| Measure | In Yankton County |
|---|---|
| Population | 4th of 5 |
| Residents per square mile | 5th of 5 |
| Median household income | 2nd of 5 |
| Per capita income | 3rd of 5 |
| Median home value | 4th of 5 |
| Median gross rent | 3rd of 5 |
| Poverty rate | 3rd of 4 |
| Bachelor's degree or higher | 4th of 5 |
| Median age | 2nd of 5 |
| Owner-occupied share | 1st of 5 |
The tracts next to it on Yankton County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9663.01 | 1st | $87,721±$10,282 · within the margin of this tract |
| Tract 9664 | 2nd | $74,223±$10,612 |
| Tract 9663.02 | 3rd | $70,000±$14,986 · within the margin of this tract |
| Tract 9661 | 4th | $66,771±$12,814 · within the margin of this tract |
| Tract 9662 | 5th | $61,869±$8,653 · 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 9664?
3 of the 18 figures for Census Tract 9664 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