HomeSouth DakotaLyman County
Lyman County, South Dakota: commercial real estate data.
Lyman County, South Dakota had an estimated 3,721 residents on July 1, 2024, up 0.2 percent since the 2020 census base of 3,714, across 1,642 square miles. County output reached $194.3 m in 2024, 87 establishments operate here, and the SBA record carries 1 7(a) approvals worth $150,000 since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Lyman County
How many people live in Lyman County
- Population, American Community Survey 2020-20243,724
- Households1,188
- Average household size3.13
- Median household income$67,143
- Median age36.1
- Median gross rent$651 per month
- Median owner-occupied home value$165,800
- Home value to household income2.5 times
- Annual rent as a share of median income11.6 percent
- Adults 25 and over with a bachelor degree or higher24.6 percent
- Adults 25 and over with a graduate degree4.9 percent
- Adults 25 and over2,367
- Population under 181,043
- Share under 1828.0 percent
- Population 65 and over682
- Share 65 and over18.3 percent
- Working age population, 18 to 641,999
- Civilian labor force1,596
- Unemployment rate4.0 percent
- Labor force participation, adults 18 and over59.5 percent
- Rank by population among South Dakota counties43rd of 66
- Rank by population among US county-equivalents, Puerto Rico included2983rd of 3,222
Lyman County is the 43rd largest of 66 South Dakota counties by population. A median home costs 2.5 times median household income, which is affordable by national standards. Residents under 18 outnumber those 65 and over, at 28.0 percent against 18.3 percent, a household formation profile rather than a retirement one.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Lyman County
Is Lyman County's population growing?
- Population, July 1, 20243,721
- Census 2020 base population3,714
- Population change since the 2020 census base0.19 percent
- Population change, 2023 to 20241
- Births, 202467
- Deaths, 202463
- Natural change, 20244
- Net domestic migration, 2024-9
- Net international migration, 20245
- Total net migration, 2024-4
- Cumulative net domestic migration, 2021 to 2024-101
- Rank by growth among US county-equivalents1761st of 3,144
The county has grown 0.19 percent since the 2020 census base. Births exceeded deaths in 2024 by more than net migration took away, so the population grew even though more people left than moved in.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Lyman County
Where are people moving to Lyman County from?
- Tax returns filed by households arriving57
- People arriving, from those returns120
- Tax returns filed by households leaving63
- Net household movement-6
- Adjusted gross income arriving$2.6 m
- Net adjusted gross income movement$247,000
- Average income of an arriving household$45,877
- Average income of a leaving household$37,587
- Largest single destinationBrule County (20 households)
| Origin | Households | People | Adjusted gross income |
|---|
Households arriving report $8,290 more average income than households leaving, so the migration is raising local spending power rather than just moving it around.
US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Lyman County
What is the Lyman County economy?
- County GDP, 2024$194.3 m
- County GDP, 2023$228.5 m
- GDP change, 2023 to 2024-14.9 percent
- GDP change over five years26.1 percent
- Rank by GDP among the South Dakota areas BEA publishes45th of 66
- Rank by GDP among the US county areas BEA publishes2908th of 3,127
- GDP per resident$52,183
Output grew -14.9 percent in the latest year and 26.1 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.
Lyman County
Employment by industry in Lyman County
- Covered employment, annual average1,369
- Establishments reporting143
- Average annual pay$37,710
- Average weekly wage$725
- Retail trade, employment200
- Retail trade, average annual pay$29,501
- Wholesale trade, employment70
- Wholesale trade, average annual pay$47,874
- Construction, employment36
- Construction, average annual pay$29,774
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Retail trade | 200 | 16 | $29,501 |
| Wholesale trade | 70 | 8 | $47,874 |
| Construction | 36 | 14 | $29,774 |
Retail trade is the largest private sector at 200 jobs, 14.6 percent of covered employment.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Lyman County
How many businesses are in Lyman County?
- Establishments, all industries87
- Employment at those establishments621
- Annual payroll$20.8 m
- Establishments per 1,000 residents23.4
These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against. County Business Patterns counts private establishments with paid employees in March 2023, while the Quarterly Census of Employment and Wages above counts every unemployment-insured employer, public ones included, as a 2024 annual average, so the two establishment and employment counts differ.
US Census Bureau, County Business Patterns, 2023.
Lyman County
Building permits in Lyman County
- Housing units authorized by permit, 20246
- Declared construction value permitted$1.2 m
- Single family units authorized6
- Multifamily units authorized0
- Multifamily share of units0.0 percent
- Average declared value per unit$198,333
- Units authorized per 1,000 households5.1
Single-family homes are 100.0 percent of units authorized, so the pipeline is predominantly single-family.
US Census Bureau, Building Permits Survey, 2024 annual.
Lyman County
SBA loans in Lyman County (7(a) and 504)
- 7(a) approvals recorded1
- 7(a) gross approval dollars$150,000
- Average 7(a) approval$150,000
- Median 7(a) approval$150,000
- Largest single approval$150,000
- Jobs reported supported, 7(a)3
- Jobs per approval3.0
- Distinct 7(a) lenders active1
- Distinct industries receiving approvals1
- Median 7(a) term120 months
- Share of loans on real estate terms, 240 months or longer0.0 percent
- Loans on real estate terms0
- Loans on working capital terms, 120 months or shorter1
- Franchise loans0
- Franchise share of approvals0.0 percent
- 504 approvals recorded1
- 504 gross approval dollars$520,000
- Average 504 approval$520,000
- Median 504 approval$520,000
- Distinct CDCs active1
- 504 jobs per approval3.0
- 504 jobs per million dollars approved5.8
- Combined SBA approval dollars, 7(a) FY2020 to FY2026 and 504 FY2010 to FY2026$670,000
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Lyman County
SBA loan default and charge-off rates in Lyman County
Do SBA loans in Lyman County get paid back?
- Loans with a final outcome recorded0
- Paid in full0
- Charged off0
- Status: Exempt from disclosure1
Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Lyman County
How large is Lyman County?
- Land area1,642 sq mi
- Rank by land area among South Dakota counties14th of 66
- Width, east to west53.3 mi
- Height, north to south49.6 mi
- Geographies sharing a boundary10
- Residents per square mile of land2
- Establishments per square mile0.05
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.
Lyman County
Flood risk in Lyman County
- Participation of the county's own NFIP community Lyman County, unincorporated areasParticipating, community 460278
- Communities in the county in the NFIP Community Status Book3
- Of those, participating in the NFIP3
- NFIP participation rate100.0 percent
- Communities carrying a CRS class0
- Radon levels in Lyman County, EPA zone predicted average indoor radon screening level greater than 4 pCi/LZone 1
The county's own community in the status book, unincorporated Lyman County (community 460278), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Lyman County in radon zone 1, a predicted average indoor radon screening level greater than 4 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 100.0 percent of the county's listed communities participate in the National Flood Insurance Program, per Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26. US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Coverage
What this page does not hold.
Traffic counts, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Feasibility studies
When a Lyman 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 Lyman County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population, American Community Survey 2020-20243,724
- Households1,188
- Average household size3.13
- Median household income$67,143
- Median age36.1
Common questions
Lyman County questions, answered from the record.
How many people live in Lyman County, South Dakota?
The Census Bureau estimates 3,721 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 3,724, in 1,188 households, ranking 43rd of 66 South Dakota counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Lyman County's population growing?
The population has grown 0.19 percent since the 2020 census base of 3,714, to 3,721 on July 1, 2024. In 2024 there were 67 births against 63 deaths, with net migration of -4. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Lyman County?
$67,143. The median owner-occupied home is valued at $165,800, which is 2.5 times income, and median gross rent is $651 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are in Lyman County?
87 establishments, employing 621 people with an annual payroll of $20.8 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.
What is employment by industry in Lyman County?
Retail trade is the largest private sector at 200 jobs, 14.6 percent of covered employment. Covered employment averages 1,369 jobs at an average annual pay of $37,710, or $725 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Lyman County?
1 7(a) approvals totaling $150,000 since FY2020, across 1 lenders, with a median approval of $150,000, plus 1 504 approvals worth $520,000 since FY2010. These are approvals recorded in the release, not loans disbursed.
How many building permits were issued in Lyman County?
6 housing units were authorized by permit in 2024, with a declared construction value of $1.2 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Lyman 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.
Are traffic counts available for Lyman 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 Lyman County?
No. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame, to be confirmed locally.
Lyman County
Cities and places in Lyman.
7 Census places lie wholly or partly in Lyman County. All 7 carry enough published place level data for a page of their own and are linked.
| Place | Type | Population | SBA 7(a) approvals, projects in this county | Lies in |
|---|---|---|---|---|
| Lower Brule | CDP | 743 | None recorded | Wholly in this county |
| Oacoma | town | 548 | None recorded | Wholly in this county |
| West Brule | CDP | 471 | None recorded | Wholly in this county |
| Presho | city | 313 | None recorded | Wholly in this county |
| Kennebec | town | 296 | 1 | Wholly in this county |
| Reliance | town | 211 | None recorded | Wholly in this county |
| Vivian | CDP | 50 | None recorded | Wholly in this county |