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Data / Nonprofits / Wisconsin / Portage

Nonprofits in Portage, WI: 113 registered with the IRS

113 nonprofits are registered with the IRS in Portage, WI, 92 of them 501(c)(3) charities; the 35 that report revenue took in $115.9 million. The largest by revenue: Divine Savior Healthcare Inc ($87.4 million), Renewal Unlimited Inc ($12.6 million), Nortwoods Inc of Wisconsin ($6.2 million). Most common causes: youth development (19), recreation and sports (11), arts, culture and humanities (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
Divine Savior Healthcare IncHealth care501(c)(3)2021$87.4 million$78.7 million2025-06
Renewal Unlimited IncHuman services501(c)(3)1979$12.6 million$13 million2025-06
Nortwoods Inc of WisconsinHuman services501(c)(3)1979$6.2 million$5.3 million2024-12
American Legion501(c)(19)1946$1.8 million$2.4 million2025-06
Historic Indian Agency House Association IncArts, culture and humanities501(c)(3)2024$1.5 million$2.4 million2024-12
American Legion Auxiliary501(c)(19)1946$858,186$1.9 million2026-05
Arc Greater Columbia CountyHuman services501(c)(3)2017$673,408$693,6612024-12
Columbia County Humane SocietyAnimal-related501(c)(3)1975$613,203$1.6 million2025-12
Wisconsin Association for Runaway ServicesHuman services501(c)(3)1983$562,841$336,5742025-06
St Vincents Depaul Society of Portage Inc501(c)(3)2019$362,343$547,3202025-12
Portage Chamber of Commerce501(c)(6)1941$338,528$349,2992025-12
Wisconsin American Legion Auxiliary Badger Girls State IncorporatedEducation501(c)(3)2024$309,756$316,8532025-09
Portage Recovery Center IncMental health and crisis intervention501(c)(3)2022$305,769$259,0302025-12
Badger Boys State IncYouth development501(c)(3)2024$291,197$608,0792025-07
Portage Center for the Arts IncArts, culture and humanities501(c)(3)1987$271,303$1.5 million2026-05
Columbia County Co-Operative Dairy Herd Improvement Association501(c)(5)1946$212,582$95,8702025-09
Columbia County Fair Association IncRecreation and sports501(c)(3)1984$207,073$124,5952025-12
River Haven Homeless Shelter IncHousing and shelter501(c)(3)2010$194,313$186,3752024-12
Portage Area Community Charitable TrustPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2005$143,280$1 million2026-06
River City Recovery IncMental health and crisis intervention501(c)(3)2024$132,078$57,5182025-12
Portage Food Pantry IncFood, agriculture and nutrition501(c)(3)1995$120,019$149,6072025-12
Benevolent & Protective Order of Elks of the USA501(c)(8)1951$115,489$303,9472026-03
Portage Curling Association IncRecreation and sports501(c)(3)1995$114,143$261,4312026-03
Veterans of Foreign Wars of the United States Dept of Wisconsin501(c)(19)1973$79,098$119,5102025-06
Wisconsin American Legion Foundation IncEducation501(c)(3)2025$71,167$886,1922025-07
Portage Touchdown Club IncYouth development501(c)(3)2021$62,100$56,3012025-12
Little School Inc501(c)(3)1985$61,511$15,3862026-05
Kinship Mentoring of Columbia County Inc501(c)(3)2020$59,951$62,5252025-12
Portage Area United Fund Inc501(c)(3)1974$58,841$80,8612024-12
Portage Rod and Gun Inc501(c)(7)1985$51,755$116,1192025-06
Knights of Columbus501(c)(8)1940$37,973$48,8862025-12
Portage School District No 1 Trust No 364501(c)(3)1970$37,186$1.2 million2025-12
Greater Portage Youth Education Foundation IncYouth development501(c)(3)1996$24,230$310,7522025-12
Portage Music Boosters IncEducation501(c)(3)2017$16,271$23,1102024-12
Portage Jr Warriors Cheerleading Program IncRecreation and sports501(c)(3)2024$14,631$2,7532025-12
2a Heritage LTDYouth development501(c)(3)2016$6,5592024-12
Ads Medical Staff GroupEducation501(c)(3)2026
Alliance of Divine Love Inc501(c)(3)1977
American Legion Auxiliary501(c)(19)1934$0$02025-12
Bethlehem Evangelical Lutheran Church501(c)(3)1988
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Bridge To Forever Rescue IncAnimal-related501(c)(3)2024$0$9552025-12
Caledonia Presbyterian Mission FundincReligion-related501(c)(3)2012
City of Refuge Church501(c)(3)2017
Columbia County Area Retired Teachers Association501(c)(4)1984$0$02025-12
Columbia County Deputy Sheriffs AssociationEmployment501(c)(5)2016$0$02025-06
Concerts at the PortageArts, culture and humanities501(c)(3)2023$0$02025-12
Cornerstone Bible Church of Portage IncReligion-related501(c)(3)2016
Cross of Christ Lutheran Church501(c)(3)1966
Crosspoint Assembly of God501(c)(3)1964
Divine Freedom IncMental health and crisis intervention501(c)(3)2018$0$02024-12
Elizabeths AngelsCrime and legal-related501(c)(3)2026
Faith Baptist Church501(c)(3)1976
Flyways Waterfowl Museum IncArts, culture and humanities501(c)(3)2014$0$02024-12
Friends of Togo Les Amis Du Togo Incorporated501(c)(3)1983$0$02024-12
Good Shepherd Congregation501(c)(3)1946
Grace Bible Church501(c)(3)1964
International Association of Fire Fighters501(c)(5)1959$0$02025-12
International Association of Lions Clubs501(c)(4)1940$0$02025-06
Life and Family Foundation LTDHuman services501(c)(3)2020$0$02023-12
National Society of the Daughters of the American Revolution501(c)(3)1949$0$02025-12
Nicabeja Proyecto IncFood, agriculture and nutrition501(c)(3)2019$0$02025-12
Optimist International501(c)(4)1970$0$02025-09
Outreach Bible SDB Church501(c)(3)2000
Pardeeville American Legion Auxiliary Harry D Jerred Unit 215Public and societal benefit501(c)(19)2014$0$02025-06
Portage Area Community Theatre Inc501(c)(3)1981$0$02026-08
Portage Area Historical SocietyArts, culture and humanities501(c)(3)1997$0$02025-12
Portage Area Trails Heritage System Incorporated PathsRecreation and sports501(c)(3)2012$0$02024-12
Portage Boat Club IncRecreation and sports501(c)(7)2025$0$02025-12
Portage Boys Hoops Club IncRecreation and sports501(c)(3)2015$0$02025-12
Portage Canal Society IncorporatedArts, culture and humanities501(c)(3)2000$0$02024-12
Portage Girls Basketball ClubRecreation and sports501(c)(3)2021$0$02025-06
Portage Library Foundation IncEducation501(c)(3)2014$0$02024-12
Portage Service Club AssociationRecreation and sports501(c)(3)2012$0$02025-12
Portage United Methodist Church501(c)(3)1974
Portage Youth Baseball Club IncRecreation and sports501(c)(3)2026$53,3042025-09
Portage Youth IncYouth development501(c)(3)2024$0$02025-12
Portage Youth Soccer AssociationRecreation and sports501(c)(3)2021$0$02025-12
Portage Youth Softball IncYouth development501(c)(3)2021$0$02025-12
Pregnancy Resource CenterHealth care501(c)(3)1996$0$02025-12
Quality Deer Management AssociationAnimal-related501(c)(3)2002
Reptile Rescue of Wisconsin IncAnimal-related501(c)(3)2020$0$02025-12
Richard W Mulcahy American Legion Post 47501(c)(19)1946$0$02024-12
Rotary International501(c)(4)1942$0$02025-06
Saint Faustina Congregation Columbia-Marquette County Wi Inc501(c)(3)1946
Save the Grandstand IncCommunity improvement and capacity building501(c)(3)2020$0$02025-12
Spirit Lake Mountain Men IncRecreation and sports501(c)(3)1996$0$02025-09
St John Lutheran Church501(c)(3)1941
St John the Baptist501(c)(3)1946
St Mary of the Immaculate Conception Parish School Endowment501(c)(3)1986
St Marys Congregation501(c)(3)1946
Swan Lake Association IncEnvironment501(c)(3)1999$0$02026-06
Teeing Off for Type IDiseases, disorders and medical disciplines501(c)(3)2019$0$02023-12
The Friends of the Portage Free Library Inc501(c)(3)1989$0$02025-09
The Portage Chapter 371 of the Experimental Aircraft AssociationEducation501(c)(3)2022$0$02025-12
The Womens Civic League of Portage Inc501(c)(3)1984$0$02026-05
Torn Ministries IncReligion-related501(c)(3)2024
Tri-County Medical SocietyCommunity improvement and capacity building501(c)(6)2021$0$02024-12
Veterans of Foreign Wars of the United States Dept of Wisconsin501(c)(4)1973$0$02026-06
Vietnam Veterans of America Inc501(c)(19)1984$0$02026-02
Wisconsin American Legion Museum An D Learning Center IncArts, culture and humanities501(c)(3)2026

By cause in Portage, WI

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.