Sumner County, Kansas: commercial real estate data.
Sumner County, Kansas had an estimated 22,336 residents on July 1, 2024, down 0.1 percent since the 2020 census base of 22,369, across 1,182 square miles. County output reached $878.1 m in 2024, 483 establishments operate here, and the SBA record carries 11 7(a) approvals worth $5.5 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Sumner County
How many people live in Sumner County
- Population, American Community Survey 2020-202422,353
- Households8,970
- Average household size2.49
- Median household income$63,951
- Median age41.3
- Median gross rent$825 per month
- Median owner-occupied home value$135,100
- Home value to household income2.1 times
- Annual rent as a share of median income15.5 percent
- Adults 25 and over with a bachelor degree or higher25.9 percent
- Adults 25 and over with a graduate degree7.8 percent
- Adults 25 and over15,176
- Population under 185,383
- Share under 1824.1 percent
- Population 65 and over4,367
- Share 65 and over19.5 percent
- Working age population, 18 to 6412,603
- Civilian labor force10,492
- Unemployment rate5.9 percent
- Labor force participation, adults 18 and over61.8 percent
- Rank by population among Kansas counties25th of 105
- Rank by population among US county-equivalents, Puerto Rico included1757th of 3,222
Sumner County is the 25th largest of 105 Kansas counties by population. A median home costs 2.1 times median household income, which is affordable by national standards. Residents under 18 outnumber those 65 and over, at 24.1 percent against 19.5 percent, a household formation profile rather than a retirement one.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Sumner County
Is Sumner County's population growing?
- Population, July 1, 202422,336
- Census 2020 base population22,369
- Population change since the 2020 census base-0.15 percent
- Population change, 2023 to 2024-57
- Births, 2024263
- Deaths, 2024325
- Natural change, 2024-62
- Net domestic migration, 20240
- Net international migration, 20246
- Total net migration, 20246
- Cumulative net domestic migration, 2021 to 2024329
- Rank by growth among US county-equivalents1894th of 3,144
The county has lost 0.15 percent of its population since the 2020 census base. Deaths exceeded births in 2024 by more than net migration added, so the population fell even though more people moved in than left.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Sumner County
Where are people moving to Sumner County from?
- Tax returns filed by households arriving661
- People arriving, from those returns1,300
- Tax returns filed by households leaving598
- Net household movement63
- Adjusted gross income arriving$36.1 m
- Net adjusted gross income movement$10.8 m
- Average income of an arriving household$54,599
- Average income of a leaving household$42,281
- Largest single originSedgwick County (323 households)
- Largest single destinationSedgwick County (264 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Sedgwick County | 323 | 644 | $17.6 m |
| Cowley County | 74 | 158 | $3.4 m |
| Butler County | 24 | 41 | $956,000 |
Households arriving report $12,318 more average income than households leaving, so the migration is raising local spending power rather than just moving it around. The largest single source of arrivals is Sedgwick County, 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.
Sumner County
What is the Sumner County economy?
- County GDP, 2024$878.1 m
- County GDP, 2023$933.7 m
- GDP change, 2023 to 2024-6.0 percent
- GDP change over five years19.8 percent
- Rank by GDP among the Kansas areas BEA publishes32nd of 105
- Rank by GDP among the US county areas BEA publishes1951st of 3,127
- GDP per resident$39,285
Output grew -6.0 percent in the latest year and 19.8 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.
Sumner County
Employment by industry in Sumner County
- Covered employment, annual average6,248
- Establishments reporting640
- Average annual pay$43,763
- Average weekly wage$842
- Health care and social assistance, employment609
- Health care and social assistance, average annual pay$41,329
- Retail trade, employment600
- Retail trade, average annual pay$27,801
- Manufacturing, employment383
- Manufacturing, average annual pay$57,408
- Finance and insurance, employment280
- Finance and insurance, average annual pay$65,585
- Transportation and warehousing, employment260
- Professional, scientific and technical services, employment199
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Health care and social assistance | 609 | 52 | $41,329 |
| Retail trade | 600 | 54 | $27,801 |
| Manufacturing | 383 | 33 | $57,408 |
| Finance and insurance | 280 | 32 | $65,585 |
| Transportation and warehousing | 260 | 29 | $71,550 |
| Professional, scientific and technical services | 199 | 88 | $69,371 |
| Other services, except public administration | 153 | 43 | $42,843 |
| Construction | 139 | 44 | $54,195 |
Health care and social assistance is the largest private sector at 609 jobs, 9.7 percent of covered employment.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Sumner County
How many businesses are in Sumner County?
- Establishments, all industries483
- Employment at those establishments4,366
- Annual payroll$180.3 m
- Establishments per 1,000 residents21.6
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.
Sumner County
Building permits in Sumner County
- Housing units authorized by permit, 202426
- Declared construction value permitted$5.0 m
- Single family units authorized16
- Multifamily units authorized10
- Multifamily share of units38.5 percent
- Average declared value per unit$190,799
- Units authorized per 1,000 households2.9
Single-family homes are 61.5 percent of units authorized, so the pipeline is predominantly single-family.
US Census Bureau, Building Permits Survey, 2024 annual.
Sumner County
SBA loans in Sumner County (7(a) and 504)
- 7(a) approvals recorded11
- 7(a) gross approval dollars$5.5 m
- Average 7(a) approval$503,936
- Median 7(a) approval$250,000
- Largest single approval$2,196,000
- Jobs reported supported, 7(a)188
- Jobs per approval17.1
- Distinct 7(a) lenders active7
- Distinct industries receiving approvals8
- Median 7(a) term90 months
- Share of loans on real estate terms, 240 months or longer9.1 percent
- Loans on real estate terms1
- Loans on working capital terms, 120 months or shorter9
- Franchise loans0
- Franchise share of approvals0.0 percent
- Most active lenderEquity Bank (4)
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Sumner County
SBA loan default and charge-off rates in Sumner County
Do SBA loans in Sumner County get paid back?
- Loans with a final outcome recorded3
- Paid in full3
- Charged off0
- Status: Paid in full3
- Status: Exempt from disclosure8
Only 3 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.
Sumner County
SBA lending by place in Sumner County
- Borrower cities with recorded lending7
- Conway Springs, approvals4
- Mulvane, approvals2
- Oxford, approvals1
- Belle Plaine, approvals1
- Milton, approvals1
- Caldwell, approvals1
| Borrower city | Approvals | Gross approval dollars |
|---|---|---|
| Conway Springs | 4 | $1,084,500 |
| Mulvane | 2 | $3,696,000 |
| Oxford | 1 | $255,000 |
| Belle Plaine | 1 | $244,800 |
| Milton | 1 | $150,000 |
| Caldwell | 1 | $63,000 |
| Mayfield | 1 | $50,000 |
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Sumner County
How large is Sumner County?
- Land area1,182 sq mi
- Rank by land area among Kansas counties4th of 105
- Width, east to west36.4 mi
- Height, north to south32.9 mi
- Geographies sharing a boundary6
- Residents per square mile of land19
- Establishments per square mile0.41
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.
Sumner County
Flood risk in Sumner County
- Participation of the county's own NFIP community Sumner County, unincorporated areasParticipating, community 200348
- Communities in the county in the NFIP Community Status Book11
- Of those, participating in the NFIP8
- NFIP participation rate72.7 percent
- Communities carrying a CRS class0
- Radon levels in Sumner County, EPA zone predicted average indoor radon screening level from 2 to 4 pCi/LZone 2
The county's own community in the status book, unincorporated Sumner County (community 200348), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Sumner County in radon zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 72.7 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 Sumner 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 Sumner County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population, American Community Survey 2020-202422,353
- Households8,970
- Average household size2.49
- Median household income$63,951
- Median age41.3
Common questions
Sumner County questions, answered from the record.
How many people live in Sumner County, Kansas?
The Census Bureau estimates 22,336 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 22,353, in 8,970 households, ranking 25th of 105 Kansas counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Sumner County's population growing?
The population has fallen 0.15 percent since the 2020 census base of 22,369, to 22,336 on July 1, 2024. In 2024 there were 263 births against 325 deaths, with net migration of 6. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Sumner County?
$63,951. The median owner-occupied home is valued at $135,100, which is 2.1 times income, and median gross rent is $825 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are in Sumner County?
483 establishments, employing 4,366 people with an annual payroll of $180.3 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 Sumner County?
Health care and social assistance is the largest private sector at 609 jobs, 9.7 percent of covered employment. Covered employment averages 6,248 jobs at an average annual pay of $43,763, or $842 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Sumner County?
11 7(a) approvals totaling $5.5 m since FY2020, across 7 lenders, with a median approval of $250,000. These are approvals recorded in the release, not loans disbursed.
How many building permits were issued in Sumner County?
26 housing units were authorized by permit in 2024, with a declared construction value of $5.0 m. Multifamily was 38.5 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Sumner County?
Zone 2, a predicted average indoor radon screening level from 2 to 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 Sumner County come from?
The largest single origin is Sedgwick County, with 323 households. Arriving households report an average income of $54,599 against $42,281 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Sumner 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 Sumner 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.
Sumner County
Cities and places in Sumner.
14 Census places lie wholly or partly in Sumner County. All 14 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 |
|---|---|---|---|---|
| Wellington | city | 7,615 | None recorded | Wholly in this county |
| Mulvane | city | 6,171 | 2 | 48.4 percent here, 51.6 percent Sedgwick County |
| Conway Springs | city | 1,573 | 4 | Wholly in this county |
| Belle Plaine | city | 1,449 | 1 | Wholly in this county |
| Caldwell | city | 976 | 1 | Wholly in this county |
| Oxford | city | 964 | 1 | Wholly in this county |
| Argonia | city | 542 | None recorded | Wholly in this county |
| South Haven | city | 276 | None recorded | Wholly in this county |
| Geuda Springs | city | 223 | None recorded | 72.4 percent here, 27.6 percent Cowley County |
| Milton | CDP | 185 | 1 | Wholly in this county |
| Hunnewell | city | 104 | None recorded | Wholly in this county |
| Mayfield | city | 102 | 1 | Wholly in this county |
| Milan | city | 80 | None recorded | Wholly in this county |
| Peck | CDP | 22 | None recorded | 41.7 percent here, 58.3 percent Sedgwick County |
Nearby