HomeSouth DakotaSanborn County
Sanborn County, South Dakota: commercial real estate data.
Sanborn County, South Dakota has a population of 2,384 across 569 square miles, up 2.4 percent since the 2020 census base. County output reached $157.6 m in 2024, 58 establishments operate here.
86 sourced county values · tier FULL · 9 sections
Sanborn County
How many people live in Sanborn County
- Population2,384
- Households946
- Average household size2.52
- Median household income$78,750
- Median age40.1
- Median gross rent$725 per month
- Median owner-occupied home value$135,600
- Home value to household income1.7 times
- Annual rent as a share of median income11.0 percent
- Adults 25 and over with a bachelor degree or higher21.3 percent
- Adults 25 and over with a graduate degree6.7 percent
- Adults 25 and over1,606
- Population under 18618
- Share under 1825.9 percent
- Population 65 and over482
- Share 65 and over20.2 percent
- Working age population, 18 to 641,284
- Civilian labor force1,238
- Unemployment rate0.6 percent
- Labor force participation, adults 18 and over70.1 percent
- Rank by population among South Dakota counties53rd of 66
- Rank by population among US county-equivalents3084th
Sanborn County is the 53rd largest of 66 South Dakota counties by population. A median home costs 1.7 times median household income, which is an affordable ownership market by national standards. Residents under 18 outnumber those 65 and over, at 25.9 percent against 20.2 percent, a household formation profile rather than a retirement one.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Sanborn County
Is Sanborn County growing
- Population change since the 2020 census base2.44 percent
- Census 2020 base population2,335
- Births, 202433
- Deaths, 202434
- Natural change, 2024-1
- Net domestic migration, 2024-23
- Net international migration, 20248
- Total net migration, 2024-15
- Cumulative net domestic migration, 2021 to 202438
- Rank by growth among US county-equivalents1025th
The county has grown 2.44 percent since the 2020 census base.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Sanborn County
Where people moving to Sanborn County come from
- Tax returns filed by households arriving36
- People arriving, from those returns74
- Adjusted gross income arriving$1.6 m
- Net adjusted gross income movement$0
- Average income of an arriving household$43,472
- Largest single originSanborn County Non-migrants (900 households)
- Largest single destination (900 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Sanborn County Non-migrants | 900 | 1,913 | $58.4 m |
| Other flows - Same State | 36 | 74 | $1.6 m |
The largest single source of arrivals is Sanborn County Non-migrants, which is the catchment a retail or multifamily study should look at first.
US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Sanborn County
What the Sanborn County economy runs on
- County GDP, 2024$157.6 m
- County GDP, 2023$190.1 m
- GDP change, 2023 to 2024-17.1 percent
- GDP change over five years31.7 percent
- Rank by GDP among South Dakota counties52nd
- Rank by GDP among US county-equivalents2965th
- GDP per resident$66,125
Output grew -17.1 percent in the latest year and 31.7 percent over five, which is the trend line a lender will read behind any single year figure.
US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024.
Sanborn County
Who employs people in Sanborn County
- Covered employment, annual average640
- Establishments reporting90
- Average annual pay$41,586
- Average weekly wage$800
- Sector 23, employment70
- Sector 23, average annual pay$59,762
- Sector 62, employment56
- Sector 62, average annual pay$42,234
- Sector 44-45, employment43
- Sector 44-45, average annual pay$15,428
- Sector 42, employment32
- Sector 42, average annual pay$61,968
- Sector 48-49, employment23
- Sector 52, employment16
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Sector 23 | 70 | 10 | $59,762 |
| Sector 62 | 56 | 3 | $42,234 |
| Sector 44-45 | 43 | 5 | $15,428 |
| Sector 42 | 32 | 7 | $61,968 |
| Sector 48-49 | 23 | 4 | $69,484 |
| Sector 52 | 16 | 7 | $48,038 |
The largest sector is the biggest private employer group at 70 jobs, 10.9 percent of covered employment. Average pay per job sits below median household income, so households here typically need more than one earner.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Sanborn County
What businesses operate in Sanborn County
- Establishments, all industries58
- Employment at those establishments409
- Annual payroll$17.4 m
- Establishments per 1,000 residents24.3
These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against.
US Census Bureau, County Business Patterns, 2023.
Sanborn County
What is being built in Sanborn County
- Housing units authorised by permit, 202411
- Declared construction value permitted$4.3 m
- Single family units authorised11
- Multifamily units authorised0
- Multifamily share of units0.0 percent
- Average declared value per unit$387,091
- Units authorised per 1,000 households11.6
Multifamily is 0.0 percent of units authorised, so the pipeline is predominantly for sale product.
US Census Bureau, Building Permits Survey, 2024 annual.
Sanborn County
How much SBA lending happens in Sanborn County
- 504 approvals recorded1
- 504 gross approval dollars$960,000
- Average 504 approval$960,000
- Median 504 approval$960,000
- Distinct CDCs active1
- 504 jobs per approval3.0
- 504 jobs per million dollars approved3.1
- Most active CDCAlly Dakota Development, Inc. (1)
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Sanborn County
How big is Sanborn County
- Land area569 sq mi
- Rank by land area among South Dakota counties54th of 66
- Width, east to west24 mi
- Height, north to south23.9 mi
- Geographies sharing a boundary7
- Residents per square mile of land4
- Establishments per square mile0.10
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year. US Census Bureau, County Business Patterns, 2023.
Coverage
What this page does not hold.
Every item below could be filled with a plausible figure. None of them is. On a page a lender may read, a number that cannot be traced is worse than an absence, so the absences are named.
- No 7(a) approvals recorded in this county in the FOIA release covering FY2020 onward.
- No NFIP communities are listed for this county in the FEMA Community Status Book.
- Flood zone record counts are not held. The flood coverage export has not landed, so no count is shown rather than an estimated one.
- Traffic counts resolve in the platform, not in this dataset, so no AADT figure is printed here.
- Zoning is in build. Parcel level zoning is not published on this page.
Feasibility studies
When a Sanborn County site needs a document a lender will accept.
The same data layer behind this page is the one the studies are written from. A study for a Sanborn County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population2,384
- Households946
- Average household size2.52
- Median household income$78,750
- Median age40.1
Common questions
Sanborn County questions, answered from the record.
How many people live in Sanborn County, South Dakota?
2,384, in 946 households, ranking 53rd of 66 South Dakota counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Sanborn County growing?
The population has grown 2.44 percent since the 2020 census base. In 2024 there were 33 births against 34 deaths, with net migration of -15. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Sanborn County?
$78,750. The median owner-occupied home is valued at $135,600, which is 1.7 times income, and median gross rent is $725 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are there in Sanborn County?
58 establishments, employing 409 people with an annual payroll of $17.4 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.
What is the average wage in Sanborn County?
Average annual pay is $41,586, or $800 a week, across 640 covered jobs. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
What is being built in Sanborn County?
11 housing units were authorised by permit in 2024, with a declared construction value of $4.3 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Sanborn County?
Zone 1, a predicted average indoor radon screening level greater than 4 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Where do people moving to Sanborn County come from?
The largest single origin is Sanborn County Non-migrants, with 900 households. Arriving households report an average income of $43,472 against null for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Sanborn County on this page?
No. Annual average daily traffic resolves in the platform rather than in this dataset, so no AADT figure is printed here. It is a gap we know about rather than a figure we estimated.
Is zoning published for Sanborn County?
Not yet. The zoning layer is in build. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame with confirm locally attached.