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Data / Nonprofits / Kansas / Ottawa

Nonprofits in Ottawa, KS: 122 registered with the IRS

122 nonprofits are registered with the IRS in Ottawa, KS, 94 of them 501(c)(3) charities; the 41 that report revenue took in $213.4 million. The largest by revenue: Ottawa University ($103.7 million), Adventhealth Ransom Memorial Inc ($61.3 million), East Central Kansas Economic Opportunity Corp ($12.6 million). Most common causes: education (14), recreation and sports (10), human services (7).

SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.

Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Ottawa UniversityEducation501(c)(3)1946$103.7 million$172.9 million2025-06
Adventhealth Ransom Memorial Inc501(c)(3)1947$61.3 million$33.6 million2024-12
East Central Kansas Economic Opportunity CorpCommunity improvement and capacity building501(c)(3)1967$12.6 million$4.9 million2025-03
Cof Training Services IncHuman services501(c)(3)1969$12.5 million$13.3 million2025-06
Elizabeth Layton Center IncMental health and crisis intervention501(c)(3)1964$12.2 million$10.7 million2024-12
East Central Kansas A A A501(c)(3)1977$3.8 million$5.2 million2025-09
Prairie Paws Animal Shelter IncAnimal-related501(c)(3)1962$2.1 million$2.5 million2024-12
Reading Roadmap IncEducation501(c)(3)2016$712,270$128,1282024-12
Cof Independent Living IncHousing and shelter501(c)(3)1991$621,488$654,6232025-06
Amazing Grace Baptist Camp IncReligion-related501(c)(3)2024$470,631$77,7312025-12
Kansas Ready Mixed Concrete Association501(c)(6)1968$401,072$115,6912024-12
Agape Interfaith Ministries International IncEducation501(c)(3)2002$397,921$523,1162025-12
Lifecare Center for Women IncHealth care501(c)(3)1999$351,103$510,4512024-12
Ottawa Library Endowment FundincEducation501(c)(3)2010$295,089$1.1 million2024-12
Franklin County Services for the Elderly IncHuman services501(c)(3)2008$279,615$364,8612025-12
Hope House-Franklin County Christian Caring Center Inc501(c)(3)1993$269,801$754,6342025-12
Ransom Memorial Hospital Charitable Association IncHealth care501(c)(3)1992$255,341$1.5 million2024-12
Ottawa Chamber of Commerce501(c)(6)1934$243,701$137,0782025-12
Franklin County Historical Society Inc501(c)(3)1962$239,486$800,8192024-12
Franklin County Development Council Inc501(c)(6)1954$216,239$241,5962025-12
Kansas Association of Medicaid Health Plans IncCommunity improvement and capacity building501(c)(6)2014$205,000$235,5732025-12
Integrated Employment Enterprises IncHuman services501(c)(3)2015$174,563$127,4902025-06
Benevolent & Protective Order of Elks of the USA501(c)(8)1951$167,610$338,7032026-03
Friends of Cof Foundation IncEducation501(c)(3)2015$161,457$857,8032025-06
Ottawa Main Street IncCommunity improvement and capacity building501(c)(6)2026$140,282$02025-06
Over the Road Gang IncEducation501(c)(3)1996$128,076$124,6542025-12
Franklin County AgriculturalCommunity improvement and capacity building501(c)(4)2012$108,600$345,1272024-12
Cof Integrated Living IncHousing and shelter501(c)(3)1995$103,347$345,3992025-06
His Way501(c)(3)1970$100,038$191,5912024-12
Franklin County Cancer Foundation IncorporatedDiseases, disorders and medical disciplines501(c)(3)1999$95,362$87,3152025-12
Casa of the Fourth Judical District IncCrime and legal-related501(c)(3)2001$77,308$121,6742023-12
Fraternal Order of Eagles501(c)(8)1991$73,682$293,3012025-05
The United Way of Franklin County Association501(c)(3)1987$71,916$36,3702024-12
Wheatstate Agility GroupRecreation and sports501(c)(7)2019$68,492$97,0582026-03
Ottawa Firemens Relief Association Inc501(c)(4)$65,125$116,7882025-12
Franklin County Farm Bureau Association501(c)(5)1944$57,576$226,6192026-06
Bethel Christian Academy IncEducation501(c)(3)1995$33,020$7,0762024-12
Finch FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2023$29,266$146,0012025-12
Usd 290 Ottawa Schools FoundationEducation501(c)(3)2019$8,594$3,5942025-12
Ottawa Community Arts Council Inc501(c)(3)1982$7,000$12025-06
Ad Astra Advocacy Center IncCrime and legal-related501(c)(3)2025$0$02025-12
Affordable MarketFood, agriculture and nutrition501(c)(3)2022$0$02023-12
Ancient Free & Accepted Masons of Kansas501(c)(10)1972$0$02025-12
Aviation Explorers Post 8000 IncYouth development501(c)(3)2017$0$02025-12
Blessing Box FoundationFood, agriculture and nutrition501(c)(3)2021$0$02026-01
Chamber FoundationEmployment501(c)(3)2013$0$02025-12
Cherry Street Wesleyan Church501(c)(3)1970
Community Revival Center Church Inc501(c)(3)1972
Cornerstone Church of Ottawa501(c)(3)1969
Crosspointe Community Church IncReligion-related501(c)(3)1995
Faith Lutheran Church501(c)(3)1941
First Baptist Church501(c)(3)1955
First Christian Church501(c)(3)1951
First Southern Baptist Church501(c)(3)1970
Franklin County Coalition To End HomelessnessHousing and shelter501(c)(3)2025$0$02025-12
Franklin County Emergency Temporary Shelter AssociationHousing and shelter501(c)(3)2005$0$02025-12
Franklin County Freedom Shotgun SportsRecreation and sports501(c)(3)2026
Franklin County Friends of K-State IncEducation501(c)(3)1992$0$02025-12
Franklin County Sheriffs Office FoundationCrime and legal-related501(c)(3)2018$0$02025-12
Franklin Fireflies Learning CenterEducation501(c)(3)2026
Fraternal Order of Eagles501(c)(8)1991$0$02025-05
Fraternal Order of EaglesMutual and membership benefit501(c)(8)1991$0$02026-05
Fraternal Order of PoliceMutual and membership benefit501(c)(8)1952$0$02025-06
Friends of Troop 74Youth development501(c)(3)2024$0$02025-12
Friends of the Ottawa Library501(c)(3)1975$0$02025-12
Friends of the Ottawa Municipal Auditorium501(c)(3)2012$0$02025-12
Future Farmers of America and Its State Associations & Local ChapterYouth development501(c)(3)1945$0$02025-08
Grace Community Fellowship501(c)(3)1982
Grace Gospel ChurchReligion-related501(c)(3)2011
Habitat for Humanity International Inc501(c)(3)1987$0$02025-06
Helps Ministry Fellowship International IncReligion-related501(c)(3)1999$0$02025-12
Hope Anthem Church501(c)(3)19642020-06
International Association of Lions ClubsHuman services501(c)(4)1940$0$02026-06
Just Play FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2020$0$02024-12
Kansas Environmental Health Association501(c)(6)1971$0$02025-12
Kansas Professional Photographers Association Inc501(c)(6)1953$0$02025-05
Kanza Disc Golf Club LTDRecreation and sports501(c)(3)2025$0$02024-12
Knights of Columbus501(c)(8)1940$0$02025-12
Lake Region Resource Conservation and Development Area IncEnvironment501(c)(3)1987$0$02025-12
Lawrence Breakfast ClubCommunity improvement and capacity building501(c)(4)2014$0$02024-12
Leonine Institute for Catholic Social TeachingReligion-related501(c)(3)2023$0$02024-12
Lincoln Elementary School Parent Teacher OrganizationEducation501(c)(3)2001$0$02025-06
Midwest Athletic Association of the Deaf501(c)(3)1989$0$02024-12
Modern Woodmen of America501(c)(8)1972$0$02025-12
Modern Woodmen of America501(c)(8)1961$0$02025-12
Modern Woodmen of America501(c)(8)1961$0$02025-12
Modern Woodmen of America501(c)(8)1961$0$02025-12
More Than Food FoundationFood, agriculture and nutrition501(c)(3)2026$0$02026-02
Munsee Tribe in Kansas IncEducation501(c)(3)2022$0$02024-12
National Society of the Daughters of the American Revolution501(c)(3)1949$0$02025-12
Night Hawks SoftballRecreation and sports501(c)(3)2025$0$02025-12
North Baptist Church501(c)(3)1970
Omsa - Ottawa Main Street AssociationCommunity improvement and capacity building501(c)(6)2026
Ottawa Bible Church Incorporated501(c)(3)1982
Ottawa Christian Radio IncReligion-related501(c)(3)1999
Ottawa Church of Christ501(c)(3)1983
Ottawa Church of the Nazarene501(c)(3)1963
Ottawa City Band IncArts, culture and humanities501(c)(3)2019$0$02025-12
Ottawa Cyclones Archery TeamRecreation and sports501(c)(3)2022$0$02025-12
Ottawa Cyclones Trap TeamRecreation and sports501(c)(3)2021$0$02025-12
Ottawa Foursquare Church501(c)(3)1949
Ottawa Junior Cyclones FootballRecreation and sports501(c)(3)2022$0$02025-12
Ottawa Mat MastersRecreation and sports501(c)(3)2024$0$02025-12
Ottawa Police FoundationCrime and legal-related501(c)(3)2009$0$02025-12
Ottawa Recreation FoundationRecreation and sports501(c)(3)2012$0$02025-06
Ottawa Rotary Foundation IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2015$0$02026-02
Ottawa Suzuki Strings IncArts, culture and humanities501(c)(3)1998$0$02025-12
Rena Towner Test TrustEducation501(c)(3)1997$465,3892025-12
Spotlight BoostersYouth development501(c)(3)2025$0$02025-12
Sunflower Families AssociationEducation501(c)(3)2017$0$02025-05
Sunny Side CharitiesPublic and societal benefit501(c)(3)2024$0$02025-02
The Collective Heart Creative IncArts, culture and humanities501(c)(3)2026
The Good Samaritan Projects IncHuman services501(c)(3)2026
The Optimist Club of Franklin Count Y Kansas501(c)(3)2020$0$02025-09
Tops Club IncHealth care501(c)(3)2008$0$02026-03
Transformation Church Ottawa IncReligion-related501(c)(3)2026
Tri Kids Swim Bike Run IncRecreation and sports501(c)(3)2017$0$02024-12
Veterans Corner II IncHuman services501(c)(3)2014$0$02025-09
Veterans of Foreign Wars Auxiliary Dept of KSWPublic and societal benefit501(c)(19)2009$0$02025-06
Vietnam Veterans of America IncPublic and societal benefit501(c)(19)1984$0$02026-02
Williamsburg-Ottawa Wildlife Conservation Club Inc501(c)(7)1980$0$02023-06
Ottawa Community Partnership IncHuman services501(c)(3)2008$-1,312,327$18,8792025-12

By cause in Ottawa, KS

Nonprofits in every city of the state

Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.