Nonprofits in Sioux City, Iowa
Nonprofits in Sioux City, Iowa. Browse 615 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Siouxland Soccer Officials Assoc
EIN 800322356 · Headquarters: Sioux City, IA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Siouxland Sports Academy
EIN 991079874 · Headquarters: SIOUX CITY, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Siouxland Sports and Cultural Events Congress
EIN 421387591 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Siouxland Spouses Behind the Shield
EIN 813682331 · Headquarters: SIOUX CITY, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Siouxland Tanzania Educational Medical Ministries
EIN 391887658 · Headquarters: SIOUX CITY, IA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Siouxland Trails Foundation
EIN 200463001 · Headquarters: Sioux City, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Siouxland Underwater Search and Recovery Association Inc
EIN 421164966 · Headquarters: Sioux City, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Siouxland Venture Initiatives
EIN 853506867 · Headquarters: Sioux City, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Siouxland Wrestling Academy
EIN 823078752 · Headquarters: SIOUX CITY, IA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Siouxland Youth Athletics
EIN 421167679 · Headquarters: Sioux City, IA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Siouxland Youth Chorus Inc
EIN 421362896 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Siouxland Youth For Christ
EIN 421108779 · Headquarters: Sioux City, IA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Siouxland Youth Foundation
EIN 421497268 · Headquarters: SIOUX CITY, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Siouxland Youth Golf Association
EIN 465439327 · Headquarters: Sioux City, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Siouxland Youth Hockey Association
EIN 237152878 · Headquarters: SIOUX CITY, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Siouxland Youth Pool League
EIN 871278935 · Headquarters: SIOUX CITY, IA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Siouxlands Airshow
EIN 421506686 · Headquarters: Sioux City, IA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Sky Ranch Behavioral Services
EIN 843846481 · Headquarters: SIOUX CITY, IA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990
- Small Ember
EIN 994119347 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sola Inc
EIN 721526808 · Headquarters: Sioux City, IA, US · Animal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Sooland Antique Car Club
EIN 273257702 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- South Sioux City Soccer Club
EIN 270350444 · Headquarters: SIOUX CITY, IA, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990
- Special Troopers Adaptive Riding School Riding School Stars
EIN 421243616 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Florian Fire & Burn Foundation
EIN 391952846 · Headquarters: SIOUX CITY, IA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990
- St James Fund
EIN 850744434 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Luke's Health Foundation of Sioux City Iowa
EIN 421301885 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Luke's Health Resources
EIN 421059182 · Headquarters: SIOUX CITY, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- St Luke's Health System Inc
EIN 421294091 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Stars Booster Club
EIN 931742734 · Headquarters: Sioux City, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Stolen Bases
EIN 932634855 · Headquarters: sioux city, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sunnybrook Hope Center
EIN 843815075 · Headquarters: SIOUX CITY, IA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sunnybrook Momco
EIN 994883224 · Headquarters: SIOUX CITY, IA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sunrise Eastview
EIN 273137927 · Headquarters: SIOUX CITY, IA, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sunrise Hills
EIN 273137842 · Headquarters: SIOUX CITY, IA, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sunrise Manor
EIN 420805391 · Headquarters: SIOUX CITY, IA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sunrise Retirement Community Foundation
EIN 463211470 · Headquarters: SIOUX CITY, IA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Support Siouxland Soldiers
EIN 260456700 · Headquarters: Sioux City, IA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Telco Triad Community Credit Union
EIN 420678833 · Headquarters: SIOUX CITY, IA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Anc & Eff Ord of Ltle Ylw Dog
EIN 208611258 · Headquarters: SIOUX CITY, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- The Arc of Woodbury County
EIN 812745890 · Headquarters: SIOUX CITY, IA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Art Center Association of Sioux City
EIN 420805390 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Chesterman Family Foundation
EIN 912086157 · Headquarters: Sioux City, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- The Childrens Museum of Siouxland Inc
EIN 450563279 · Headquarters: SIOUX CITY, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Crittenton Center
EIN 420698246 · Headquarters: SIOUX CITY, IA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Globe
EIN 420680401 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- The Gospel Mission
EIN 420819319 · Headquarters: Sioux City, IA, United States · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Legacy Foundation
EIN 263853831 · Headquarters: SIOUX CITY, IA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Legacy Foundation Action Fund
EIN 452711332 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Miracle League of Sioux City
EIN 463655434 · Headquarters: Sioux City, IA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Municipal Credit Union
EIN 420428002 · Headquarters: SIOUX CITY, IA, USA · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990
- The Name Ministries
EIN 421362185 · Headquarters: SIOUX CITY, IA, USA · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990
- The Pier Center for Autism
EIN 454418023 · Headquarters: SIOUX CITY, IA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- The Rotary Club of Sioux City Iowa USA
EIN 420499089 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- The Sioux City Conservatory of Music
EIN 451544074 · Headquarters: SIOUX CITY, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- The Siouxland Initiative
EIN 421328697 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Warming Shelter Inc
EIN 471257560 · Headquarters: SIOUX CITY, IA, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990
- The William C Metz Charitable Foundation Ii
EIN 911805682 · Headquarters: SIOUX CITY, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-PF
- The Yanney Family Foundation
EIN 900402915 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Three Rivers Cosmopolitan Club
EIN 263667323 · Headquarters: SIOUX CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Three Rivers Independent Living Corporation
EIN 421451062 · Headquarters: Sioux City, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Thriftology
EIN 825039752 · Headquarters: Sioux City, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Tigger & Irving Jensen Foundation
EIN 421221530 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Titus Fellowship of Sioux City Ltd
EIN 420895847 · Headquarters: SIOUX CITY, IA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Tnt Football Academy Llc
EIN 332261401 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Toastmasters International
EIN 202033312 · Headquarters: Sioux City, IA, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Toastmasters International
EIN 237100758 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Toastmasters International
EIN 900118117 · Headquarters: Sioux City, IA, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Toastmasters International
EIN 900118132 · Headquarters: Sioux City, IA, US · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Toastmasters International
EIN 901506292 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Toastmasters International
EIN 942924455 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Tom Peterson Memorial Foundation
EIN 421432481 · Headquarters: Sioux City, IA, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Tri State Graduate Study Center
EIN 421369563 · Headquarters: SIOUX CITY, IA, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Tri-state Dwi Victim Panel
EIN 810578073 · Headquarters: SIOUX CITY, IA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Tri-state Ohv Corporation
EIN 264459622 · Headquarters: Sioux City, IA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Tri-state Public Range Association
EIN 473470904 · Headquarters: Sioux City, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Tristate Revolution Soccer Club
EIN 205298662 · Headquarters: SIOUX CITY, IA, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990
- United Brotherhood of Carpenters #948
EIN 420169670 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- United Electrical Radio & Machine Workers of America
EIN 421493797 · Headquarters: Sioux City, IA, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- United Food & Commercial Workers Union Local 222IN
EIN 934217971 · Headquarters: Sioux City, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- United Food & Commercial Workers Union Local No 222
EIN 420953755 · Headquarters: Sioux City, IA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- United Steel Worker
EIN 237028162 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- United Way of Siouxland Inc
EIN 420680395 · Headquarters: SIOUX CITY, IA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Unity Elementary School Pto
EIN 842263455 · Headquarters: SIOUX CITY, IA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Unity in the Community
EIN 384045417 · Headquarters: Sioux City, IA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- UnityPoint Health - St. Luke's June E. Nylen Cancer Center
EIN 421411233 · Headquarters: Sioux City, IA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- Urban Native Center
EIN 831994946 · Headquarters: SIOUX CITY, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Vangarde Arts
EIN 463513159 · Headquarters: Sioux City, IA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Vasa Order of America
EIN 237631670 · Headquarters: SIOUX CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Veterans of Foreign Wars of the United States Dept of Iowa
EIN 421270374 · Headquarters: Sioux City, IA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Veterans of Foreign Wars of the United States Dept of Iowa
EIN 426078238 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Vietnamese Mutual Assistance Association of Siouxland
EIN 412054028 · Headquarters: Sioux City, IA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Voices Unite Inc
EIN 852608727 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wakefield Community Foundation
EIN 363938109 · Headquarters: Sioux City, IA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Walt Fiegel Foundation C/o Kevin Kay
EIN 200924958 · Headquarters: SIOUX CITY, IA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- We Got Next
EIN 811824003 · Headquarters: Sioux City, IA, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- We Share Foundation
EIN 421461708 · Headquarters: Sioux City, IA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- West High Band Parents Association
EIN 421479835 · Headquarters: Sioux City, IA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Western Iowa Community Improvement Corporation
EIN 272601625 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Western Iowa Community Improvement Regional Housing Trust Fund
EIN 460671912 · Headquarters: SIOUX CITY, IA, USA · Housing & Shelter · Latest available filing year: 2022 · Primary form: IRS Form 990
- Western Iowa Tech Community College Foundation
EIN 421355682 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990