Nonprofits in Castle Rock, Colorado
Nonprofits in Castle Rock, Colorado. Browse 553 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
- Parent Booster USA Inc
EIN 454731908 · Headquarters: Castle Rock, CO, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Parkhouse Foundation
EIN 841552161 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Paul S Mystery Ship to End Als
EIN 882999425 · Headquarters: Castle Rock, CO, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Peaceful Warrior Foundation
EIN 394800564 · Headquarters: Castle Rock, CO, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Permission Engine Co
EIN 822023313 · Headquarters: CASTLE ROCK, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Pink Lightning Foundation
EIN 043791456 · Headquarters: Castle Rock, CO, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Pop Warner Little Scholars Inc
EIN 462836820 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Primus Foundation
EIN 842083013 · Headquarters: Castle Rock, CO, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Project Distributing Dignity
EIN 844149937 · Headquarters: Castle Rock, CO, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Projected
EIN 883493282 · Headquarters: CASTLE ROCK, CO, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Provisions Group
EIN 464743237 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Psalmtree Corp
EIN 263019095 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Psychedelic Standards Organization
EIN 883077428 · Headquarters: Castle Rock, CO, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Pull Your Heart Out
EIN 834565684 · Headquarters: Castle rock, CO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Pur International Inc
EIN 815318004 · Headquarters: CASTLE ROCK, CO, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990
- Purple Sky Foundation
EIN 921438979 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- Queen of the Apostles Mission Association Inc
EIN 841212760 · Headquarters: CASTLE ROCK, CO, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Rally Cry
EIN 841965583 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Rampart Range Motorcycle Management Comm
EIN 841173544 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Rampart Reformed Church
EIN 392894824 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Raptors Athletics
EIN 841124710 · Headquarters: CASTLE ROCK, CO, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990
- Read to Me
EIN 263725628 · Headquarters: Castle Rock, CO, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Recruiting Classroom
EIN 882549021 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Relentless Volleyball Club Inc
EIN 465528854 · Headquarters: Castle Rock, CO, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Renaissance Educational Alliance
EIN 822466836 · Headquarters: CASTLE ROCK, CO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Renaissance Secondary School
EIN 813038349 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Renew Respite
EIN 820753207 · Headquarters: Castle Rock, CO, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Renewed Hope Charitable Foundation
EIN 841549455 · Headquarters: Castle Rock, CO, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Replenish Ministries
EIN 263094191 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Rescued
EIN 921005711 · Headquarters: Castle Rock, CO, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Respet Colorado
EIN 824143576 · Headquarters: Castle Rock, CO, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Restored
EIN 833670408 · Headquarters: Castle Rock, CO, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Revitalizing Veterans Inc
EIN 994144378 · Headquarters: Castle Rock, CO, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Revive 1787 Ltd
EIN 460842508 · Headquarters: Castle Rock, CO, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Reviveco
EIN 882888989 · Headquarters: Castle Rock, CO, US · Mental Health & Crisis Intervention · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ricardo Perez Ministries Inc
EIN 208726493 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Richard Reed Foundation
EIN 473818599 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Rimmels Ranch for Those Who Serve
EIN 920400631 · Headquarters: Castle Rock, CO, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Riverside Tournament Association
EIN 841223467 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Robin Collins Nash Foundation
EIN 843560089 · Headquarters: Castle Rock, CO, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Robins Nest Foundation Inc
EIN 832394527 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Rock the Arts
EIN 883070683 · Headquarters: Castle Rock, CO, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Rockies Priory Etc Knights of Malta Etc Inc
EIN 800723507 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Rocky Mountain Antiquarian Booksellers Association
EIN 844172884 · Headquarters: Castle Rock, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Rocky Mountain Clay Busters Foundat Ion
EIN 412340370 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Rocky Mountain Region 8 Sweet Adelines International
EIN 510194211 · Headquarters: CASTLE ROCK, CO, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Rocky Mountain Tractor Pullersassociation Inc
EIN 260566667 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- ROI Equipping Inc
EIN 770576457 · Headquarters: Castle Rock, CO, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Ron King Organization
EIN 273137667 · Headquarters: Castle Rock, CO, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Rooted 303
EIN 843904289 · Headquarters: Castle Rock, CO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Rotary Club of Castle Pines Foundation Inc
EIN 452575580 · Headquarters: CASTLE ROCK, CO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Rotary Club of Castle Rock
EIN 841044765 · Headquarters: CASTLE ROCK, CO, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Rotary Club of Castle Rock Foundation
EIN 263170289 · Headquarters: CASTLE ROCK, CO, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Rotary International
EIN 275490570 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Rotary International
EIN 841531138 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Roundup Riders of the Rockies Heritage and Trails Foundation
EIN 840933209 · Headquarters: CASTLE ROCK, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Royal Rescue Corp
EIN 453026112 · Headquarters: Castle Rock, CO, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- RSS Building Corporation
EIN 813383509 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ryan Pappas Memorial Foundation
EIN 474742753 · Headquarters: Castle ROck, CO, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Rylie's Ark
EIN 825031377 · Headquarters: Castle Rock, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sabercat Baseball Boosters
EIN 454276903 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Sabercat Cheer Club
EIN 812715420 · Headquarters: CASTLE ROCK, CO, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Sabercat Diamond Club
EIN 475250926 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Sabercat Hockey Booster Club
EIN 883134584 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Sabercat Lacrosse Club
EIN 371786033 · Headquarters: CASTLE ROCK, CO, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Safer Colorado
EIN 853804557 · Headquarters: Castle Rock, CO, US · Housing & Shelter · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Saint Brendans Irish Dance Foundation
EIN 841571852 · Headquarters: Castle Rock, CO, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Saturday Night Supper Club
EIN 811176050 · Headquarters: CASTLE ROCK, CO, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Scaly Solutions Rescue Inc
EIN 392418059 · Headquarters: CASTLE ROCK, CO, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Science Research Istitute
EIN 742190057 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Senior Citizens Foundation
EIN 841554651 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Service Dogsz Corporation
EIN 872771349 · Headquarters: CASTLE ROCK, CO, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Set Them Free Inc
EIN 461799598 · Headquarters: Castle Rock, CO, USA · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sfa Inc
EIN 462883469 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Shannon B Jones Passion Pursuit Foundation
EIN 824788756 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Sibling Guardians
EIN 464757551 · Headquarters: Castle Rock, CO, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Sky Cliff Stroke Center
EIN 742342750 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Sleep Well Corp
EIN 881486450 · Headquarters: CASTLE ROCK, CO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Soaring Sons and Daughters
EIN 461025829 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sociedad Hidalgo Inc
EIN 431264880 · Headquarters: CASTLE ROCK, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Society of Health and Physical Educators of Colorado
EIN 846119152 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Son Bride Ranch
EIN 611736816 · Headquarters: Castle Rock, CO, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sparks Volleyball Academy
EIN 813193843 · Headquarters: Castle Rock, CO, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Spiral Pointe Condominium Assoc
EIN 271374474 · Headquarters: CASTLE ROCK, CO, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Spiral Pointe Condominium Associati
EIN 273271630 · Headquarters: CASTLE ROCK, CO, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Spotlight Theater Booster Club
EIN 821945582 · Headquarters: Castle Rock, CO, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sri Venkateswara Swamy Temple of Co
EIN 260196984 · Headquarters: CASTLE ROCK, CO, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990
- St Francis of Assisi Ladies Auxiliary
EIN 921594349 · Headquarters: CASTLE ROCK, CO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stand for Faith Inc
EIN 474837351 · Headquarters: CASTLE ROCK, CO, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Stonehouse Foundation
EIN 451167751 · Headquarters: Castle Rock, CO, US · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Summit Christian Academy
EIN 932062960 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Summit Homeschool Academy
EIN 881892691 · Headquarters: Castle Rock, CO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sunday Salmon Inc
EIN 331684518 · Headquarters: Castle Rock, CO, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990
- Susan & Charlie Bickerton Foundation
EIN 943315137 · Headquarters: Castle Rock, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Sweetwater Ranch Property Owners Assocation Inc
EIN 203894805 · Headquarters: Castle Rock, CO, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Swift Wings Foundation
EIN 262883468 · Headquarters: CASTLE ROCK, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Swimsafe Foundation
EIN 331294132 · Headquarters: Castle Rock, CO, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- The Aspen Effect Inc
EIN 822911196 · Headquarters: Castle Rock, CO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Barnabas Group Inc
EIN 260445152 · Headquarters: CASTLE ROCK, CO, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- The Carrio Foundation
EIN 841526197 · Headquarters: Castle Rock, CO, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF