County · Kansas

Marion County, Kansas

Marion County, Kansas. Marion County had 11,634 residents in 2025 by the Census Bureau's estimate, down 1.6% since 2020, while Kansas grew 1.3%. It holds 31 places (12 cities, villages and boroughs, 17 towns and townships and 2 census-designated) and 4 census tracts. GEOID 20115.

Residents, July 2025 estimate

11,634

Census Bureau estimate (no margin published)
2020 Census count: 11,823 · ACS 2020-2024: 11,754

Median household income

$64,695

±$4,593 (90% margin)
Kansas: $74,275

Median home value

$124,200

±$10,682 (90% margin)
Kansas: $217,200

Median gross rent

$727

±$23 (90% margin)
Kansas: $1,060

How many people live in Marion County, and is it growing?

The 2020 Census counted 11,823 residents in Marion County. The Census Bureau estimates 11,634 for July 1, 2025, down 1.6% since 2020, while Kansas grew 1.3%. The 2020-2024 American Community Survey puts the population at 11,754 over 944 square miles of land.

  • July 2020→2021 −40 (11,748)
  • 2021→2022 +51 (11,799)
  • 2022→2023 −23 (11,776)
  • 2023→2024 −97 (11,679)
  • 2024→2025 −45 (11,634)
Marion County in Kansas. Boundaries: Census Bureau 2024.
Counts, ACS 2020-2024 5-year estimates, with the change from 2015-2019
MeasureMarion CountyKansasChange since 2015-2019
Total population11,7542,947,197−210
Households4,750±1791,174,060no clear change
Average household size2.32±0.092.44no clear change
Housing units5,693±291,293,635−307

Marion County's population since 2000

From 13,361 in 2000 to 11,634 in 2025: down 12.9%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.

  • 2000 Census 13,361
  • 2005 (estimate) 13,012
  • 2010 Census 12,660
  • 2015 (estimate) 12,054
  • 2020 Census 11,823
  • 2025 (estimate) 11,634

Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov

What cities and towns are in Marion County?

Marion County holds 31 places: 12 cities, villages and boroughs (incorporated places), 17 towns and townships (county subdivisions with their own government) and 2 census-designated places. The largest is Hillsboro with 2,646 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.

Places in Marion County, ACS 2020-2024 5-year estimates. Ring: estimate with a coefficient of variation over 40%.
Hillsborocity2,7322,700±23$63,462$120,5009.0%100%
Marioncity1,9221,746±248$58,387$108,50011.1%100%
Peabody Townshiptownship1,1171,242±210$54,517$81,70014.6%100%
West Branch Townshiptownship1,001913±117$61,250$159,6008.8%100%
Peabodycity9371,196±209$54,653$77,80015.2%100%
Goesselcity556600±105$50,417$103,0008.4%100%
Centre TownshipGEOID 2011512437township469358±137$64,034$176,60010.9%100%
Clear Creek Township, Marion Countytownship450405±103$62,500$79,4007.2%100%
Florencecity394522±122$30,313$38,50024.9%100%
Liberty Township, Marion CountyGEOID 2011540225township345216±106$112,115$260,4000.5%100%
Lehigh TownshipGEOID 2011539250township311322±105$87,031$135,2004.7%100%
Menno TownshipGEOID 2011545800township304214±49$85,417$213,6005.1%100%
Gale TownshipGEOID 2011525075township23961±47not publishednot published36.1%100%
Burnscity234297±77$42,292$57,40013.8%100%
Risley TownshipGEOID 2011560000township225322±190$72,009$278,9000.0%100%
Wilson Township, Marion CountyGEOID 2011579750township220292±170$62,196$429,2000.0%100%
Durham Park TownshipGEOID 2011519100township213131±34$85,313$59,1008.4%100%
East Branch TownshipGEOID 2011519325township199175±76$80,774$128,3000.0%100%
Catlin TownshipGEOID 2011511075township175284±107$98,813$167,3000.0%100%
Lincolnvillecity168181±44$55,500$71,90012.2%100%
LehighGEOID 2039225city161182±69$78,542$85,0008.2%100%
Grant Township, Marion CountyGEOID 2011527775township135162±68$62,143$325,8000.0%100%
Logan Township, Marion CountyGEOID 2011541950township114164±71not published$76,60025.0%100%
TampaGEOID 2070000city105201±73$66,250$59,3002.5%100%
Fairplay TownshipGEOID 2011522350township93188±98$58,750$325,0000.0%100%
EastshoreGEOID 2019700CDP9220±21$56,103$203,1000.0%100%
DurhamGEOID 2019050city8983±27$70,313$53,3004.8%100%
RamonaGEOID 2058375city7876±32$87,500$81,30017.1%100%
PilsenGEOID 2055875CDP6551±35not publishednot published0.0%100%
Lost SpringsGEOID 2042825city5527±19$43,438not published0.0%100%
Doyle TownshipGEOID 2011518550township3584±54$66,087not published2.4%100%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov

Who lives in Marion County?

The median resident of Marion County is 43.5 years old; 21.1% are under 18 and 23.7% are 65 or older. The largest group is non-Hispanic white residents at 90.9%, then Hispanic or Latino residents (of any race) at 4.2%. 1.0% of residents were born outside the United States.

Age, origin and education, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
MeasureMarion CountyKansasChange since 2015-2019
Median age43.5±0.437.4−1.0
Under 18 years21.1%±0.2 pts23.8%–
65 years and over23.7%±0.2 pts17.0%–
Hispanic or Latino (any race)4.2%13.6%+0.5 pts
White alone, not Hispanic90.9%±0.3 pts72.7%−1.7 pts
Black or African American alone, not Hispanic0.9%±0.3 pts5.2%no clear change
Asian alone, not Hispanic0.4%±0.2 pts2.9%–
American Indian and Alaska Native alone, not Hispanic0.5%±0.2 pts0.4%–
Native Hawaiian and Other Pacific Islander alone, not Hispanic0.0%±0.1 pts0.1%–
Two or more races, not Hispanic2.8%±0.5 pts4.8%–
Some other race alone, not Hispanic0.3%±0.3 pts0.4%–
Born outside the United States1.0%±0.3 pts7.4%no clear change
Speak a language other than English at home (age 5+)2.2%±0.6 pts12.1%–
Civilian veterans (age 18+)5.8%±1.1 pts6.8%–
With a disability13.7%±1.4 pts13.5%–
No health insurance coverage6.8%±1.6 pts8.8%no clear change
High school graduate or higher (age 25+)92.0%±1.4 pts92.0%–
Bachelor's degree or higher (age 25+)30.4%±2.9 pts35.6%+5.4 pts
Graduate or professional degree (age 25+)9.7%±1.8 pts13.4%–
Moved from another state in the past year1.2%±0.5 pts3.0%–

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 Marion County earn?

Half of Marion County's 4,750 households earn less than $64,695 a year (±$4,593), against $74,275 in Kansas. In 2015-2019 it was $64,147 in 2024 dollars; the margins of error cannot tell the two periods apart. 9.2% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates
MeasureMarion CountyKansasChange since 2015-2019
Median household income$64,695±$4,593$74,275no clear change
Mean household income$86,234±$8,701$100,417–
Per capita income$35,893±$3,481$40,978no clear change
People below the poverty line9.2%±1.4 pts11.3%no clear change
Children under 18 below the poverty line6.5%±2.9 pts13.1%no clear change
Households receiving SNAP6.1%±1.7 pts6.8%–
Households with a broadband subscription85.4%±2.5 pts90.7%–

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 Marion County?

Owners occupy 81.3% of Marion County's occupied homes and renters 18.7%. The median owner-occupied home is valued at $124,200 by its owner (±$10,682). The median renter pays $727 a month including utilities, and 30.5% of renters pay 35% or more of their income on rent.

Housing, ACS 2020-2024 5-year estimates
MeasureMarion CountyKansasChange since 2015-2019
Median home value (owner-occupied)$124,200±$10,682$217,200no clear change
Median gross rent$727±$23$1,060no clear change
Renters paying 35% or more of income on rent30.5%±8.6 pts34.5%no clear change
Median monthly owner costs, with a mortgage$1,319±$76$1,689–
Owner-occupied homes81.3%±2.5 pts67.2%no clear change
Housing units5,693±291,293,635−307
Homeowner vacancy rate1.6%±1.5 pts0.9%–
Rental vacancy rate10.2%±5.8 pts6.2%–
Single-family detached homes87.2%±2.1 pts71.8%–
Mobile homes4.0%±1.2 pts4.0%–
Built 2020 or later0.2%±0.1 pts1.4%–
Built 1939 or earlier33.3%±3.1 pts15.4%–

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 many new homes is Marion County building?

Builders took permits for 40 new housing units across Marion County in 2025 (12 single-family), 3.4 per 1,000 residents.

  • 2019 14 units
  • 2020 16 units
  • 2021 22 units
  • 2022 11 units
  • 2023 22 units
  • 2024 35 units
  • 2025 40 units

Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey

How do people in Marion County get to work?

76.0% of Marion County's workers drive alone and 8.2% work from home. The average trip to work takes 22.0 minutes. The unemployment rate in 2020-2024 averaged 3.4%.

Work and commuting, ACS 2020-2024 5-year estimates
MeasureMarion CountyKansasChange since 2015-2019
In the labor force (age 16+)60.5%±2.0 pts66.1%–
Unemployment rate3.4%±1.3 pts3.9%no clear change
Drove alone to work76.0%±2.6 pts75.4%–
Carpooled10.0%±1.8 pts8.7%–
Public transportation0.0%±0.1 pts0.4%–
Walked4.3%±1.1 pts2.3%–
Worked from home8.2%±2.0 pts11.8%+2.6 pts
Mean travel time to work22.0 min±1.419.7 minno clear change

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 are Marion County's census tracts?

Marion County is divided into 4 census tracts. Among those with a reliable estimate, median household income runs from $58,033 (Tract 4898) to $73,281 (Tract 4895).

Census tracts of Marion County, ACS 2020-2024 5-year estimates; sort by any column
Tract 489520115489500Lincolnville (5%)1,5141,645±180$73,281$90,900$7046.8%
Tract 489620115489600Hillsboro (40%)3,8083,546±157$72,174$139,900$7838.1%
Tract 489720115489700Marion (41%)2,7992,616±205$63,295$153,000$6438.7%
Tract 489820115489800Peabody (17%)3,7023,947±236$58,033$107,700$82511.3%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov

How does Marion County compare with Kansas's other counties?

Marion County's rank among Kansas's counties with a reliable estimate (1 = highest)
MeasureRank
Population37th of 105
Growth 2020-202552nd of 105
Residents per square mile48th of 105
Median household income49th of 105
Median home value53rd of 105
Median gross rent68th of 104
Poverty rate72nd of 102
Bachelor's degree or higher15th of 105
Median age32nd of 105

Every county in Kansas

Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections

Not on this page: crime, weather and schools for Marion County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.