Census tract · Brookings County
Census Tract 9590, Brookings County, South Dakota
Census Tract 9590, GEOID 46011959000, in Brookings County, South Dakota, mostly within Brookings (93% of its census blocks). 5,740 residents in the ACS 2020-2024 5-year estimates (±474); the 2020 Census counted 5,803.
Residents, 2020-2024
5,740
±474 (90% margin)
2020 Census count: 5,803
Median household income
$63,402
±$20,290 (90% margin)
Brookings County: $70,064
Median home value
$286,900
±$21,893 (90% margin)
Brookings County: $264,600
Median gross rent
$803
±$250 (90% margin)
Brookings County: $901
Where is Census Tract 9590?
Census Tract 9590 is one of 7 census tracts in Brookings County, South Dakota. It covers 4.91 square miles of land, 1,181 residents per square mile in 2020. Its GEOID, 46011959000, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Brookings | 93% |
| Trenton Township | 5% |
| Medary Township | 2% |
5 census tracts border Census Tract 9590: Tract 9586 ($86,905), Tract 9587 ($82,885), Tract 9588.03 ($92,091), Tract 9588.05 ($49,358) and Tract 9589 ($44,402). 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 9590?
The 2020-2024 American Community Survey puts Census Tract 9590's population at 5,740 (±474) in 2,802 households; the 2020 Census counted 5,803 residents and 2,683 housing units.
| Measure | Tract 9590 | Brookings |
|---|---|---|
| Total population | 5,740 ±474 | 23,948 |
| Households | 2,802 ±263 | 9,145 |
| Average household size | 2.04 ±0.13 | 2.26 |
| Housing units | 2,908 ±248 | 9,984 |
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 9590?
The median resident of Census Tract 9590 is 36.0 years old; 20.9% are under 18 and 16.9% are 65 or older. The largest group is non-Hispanic white residents at 83.7%, then non-Hispanic Asian residents at 6.6%. 7.3% of residents were born outside the United States.
| Measure | Tract 9590 | Brookings |
|---|---|---|
| Median age | 36.0 ±4.9 | 24.7 |
| Under 18 years | 20.9% ±2.6 pts | 18.6% |
| 65 years and over | 16.9% ±3.2 pts | 12.1% |
| Hispanic or Latino (any race) | 6.4% ±3.6 pts | 4.2% |
| White alone, not Hispanic | 83.7% ±6.3 pts | 86.2% |
| Black or African American alone, not Hispanic | 0.0% ±0.4 pts | 1.2% |
| Asian alone, not Hispanic | 6.6% ±4.3 pts | 4.6% |
| American Indian and Alaska Native alone, not Hispanic | 0.8% ±1.2 pts | 0.8% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.4 pts | 0.0% |
| Two or more races, not Hispanic | 2.4% ±1.5 pts | 3.0% |
| Some other race alone, not Hispanic | 0.0% ±0.4 pts | 0.0% |
| Born outside the United States | 7.3% ±3.6 pts | 7.4% |
| Speak a language other than English at home (age 5+) | 14.0% ±6.0 pts | 11.4% |
| Civilian veterans (age 18+) | 4.1% ±2.0 pts | 3.8% |
| With a disability | 11.2% ±3.9 pts | 9.4% |
| No health insurance coverage | 4.2% ±2.3 pts | 5.5% |
| High school graduate or higher (age 25+) | 97.7% ±2.2 pts | 97.5% |
| Bachelor's degree or higher (age 25+) | 48.3% ±8.3 pts | 47.5% |
| Graduate or professional degree (age 25+) | 17.0% ±5.5 pts | 17.3% |
| Lived in the same house a year earlier | 78.5% ±7.0 pts | 66.8% |
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 9590 earn?
Half of the 2,802 households in Census Tract 9590 earn less than $63,402 a year (±$20,290), against $70,064 across Brookings County: 5th highest of the county's 7 tracts with a reliable estimate. 10.8% of residents live below the poverty line.
| Measure | Tract 9590 | Brookings |
|---|---|---|
| Median household income | $63,402 ±$20,290 | $63,493 |
| Mean household income | $95,131 ±$11,886 | $82,664 |
| Per capita income | $46,276 ±$6,294 | $32,470 |
| People below the poverty line | 10.8% ±6.4 pts | 16.9% |
| Children under 18 below the poverty line | 11.2% ±11.6 pts | 4.4% |
| Households receiving SNAP | 9.5% ±5.2 pts | 5.4% |
| Households with a computer | 98.8% ±1.3 pts | 97.5% |
| Households with a broadband subscription | 94.6% ±4.2 pts | 91.1% |
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 9590?
Owners occupy 57.8% of Census Tract 9590's occupied homes and renters 42.2%. The median owner-occupied home is valued at $286,900 by its owner (±$21,893). The median renter pays $803 a month including utilities, and 23.9% of renters pay 35% or more of their income on rent.
| Measure | Tract 9590 | Brookings |
|---|---|---|
| Median home value (owner-occupied) | $286,900 ±$21,893 | $265,500 |
| Median gross rent | $803 ±$250 | $889 |
| Renters paying 35% or more of income on rent | 23.9% ±12.9 pts | 32.5% |
| Median monthly owner costs, with a mortgage | $1,856 ±$166 | $1,759 |
| Owner-occupied homes | 57.8% ±7.9 pts | 47.7% |
| Renter-occupied homes | 42.2% ±7.9 pts | 52.3% |
| Housing units | 2,908 ±248 | 9,984 |
| Single-family detached homes | 43.9% ±7.2 pts | 45.9% |
| Mobile homes | 1.4% ±1.5 pts | 6.4% |
| Built 2020 or later | 0.7% ±1.1 pts | 1.6% |
| Built 2010 to 2019 | 22.8% ±5.6 pts | 18.1% |
| Built 1939 or earlier | 2.0% ±2.2 pts | 13.2% |
| Households with no vehicle | 9.4% ±5.4 pts | 6.5% |
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 9590 get to work?
79.1% of Census Tract 9590's workers drive alone and 12.2% work from home. The average trip to work takes 11.8 minutes.
| Measure | Tract 9590 | Brookings |
|---|---|---|
| In the labor force (age 16+) | 69.6% ±5.7 pts | 68.5% |
| Unemployment rate | 1.0% ±1.3 pts | 4.5% |
| Drove alone to work | 79.1% ±7.2 pts | 72.8% |
| Carpooled | 7.3% ±4.1 pts | 10.2% |
| Public transportation | 0.3% ±0.6 pts | 0.5% |
| Walked | 0.5% ±0.7 pts | 4.8% |
| Worked from home | 12.2% ±6.1 pts | 10.4% |
| Mean travel time to work | 11.8 min ±2.0 | 12.5 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 9590 compare with the other tracts in Brookings County?
Among Brookings County's tracts with a reliable estimate, Census Tract 9590 ranks as shown below (1 = highest).
| Measure | In Brookings County | In Brookings |
|---|---|---|
| Population | 3rd of 7 | 3rd of 5 |
| Residents per square mile | 2nd of 7 | 2nd of 5 |
| Median household income | 5th of 7 | 3rd of 5 |
| Per capita income | 1st of 7 | 1st of 5 |
| Median home value | 2nd of 7 | 2nd of 5 |
| Median gross rent | 6th of 7 | 4th of 5 |
| Poverty rate | 4th of 7 | 4th of 5 |
| Bachelor's degree or higher | 2nd of 7 | 2nd of 5 |
| Median age | 2nd of 7 | 1st of 5 |
| Owner-occupied share | 4th of 7 | 2nd of 5 |
The tracts next to it on Brookings County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9586 | 2nd | $86,905±$10,724 |
| Tract 9587 | 3rd | $82,885±$11,532 · within the margin of this tract |
| Tract 9588.04 | 4th | $72,500±$13,797 · within the margin of this tract |
| Tract 9590 | 5th | $63,402±$20,290 |
| Tract 9588.05 | 6th | $49,358±$8,421 · within the margin of this tract |
| Tract 9589 | 7th | $44,402±$13,034 · 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 9590?
1 of the 18 figures for Census Tract 9590 on this page carries a coefficient of variation over 40% and is 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