school-age program
B.A.S.E Programs
Castle Rock, CO
Youth and community nonprofits / Colorado / Castle Rock
Children's and youth services
The Aspen Effect Inc
A tax-exempt children's and youth services nonprofit with a mailing address in Castle Rock, Colorado, IRS-recognized as tax-exempt since 2018.
IRS facts
Type: Children's and youth services (IRS activity code P30)
Mailing city (IRS): Castle Rock, Colorado 80104
EIN: 82-2911196
Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2018, per IRS records posted October 13, 2026.
Revenue on its latest IRS filing: $356,070 (tax year ending 2025-12)
Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer
How it compares
1 of 4 children's and youth services nonprofits in Castle Rock when sorted from largest to smallest revenue. This shows size only, not quality. Groups with no reported revenue are listed last.
Size: revenue of $356,070 is higher than roughly 50 to 60% of the 66 children's and youth services nonprofits in Colorado that report revenue to the IRS (the city count above also includes groups with none). The median is $250,564.
Our analysis of the IRS Business Master File (posted October 13, 2026), using each group's latest reported revenue. Groups are sorted by revenue and split into ten equal bands, using all Colorado groups of this type (Children's and youth services, which covers several IRS activity codes). Size only, not a rating.
Around Castle Rock and its county
Douglas County, Colorado: the Census Bureau estimates about 87,829 children under 18 (July 1, 2024). This directory lists 178 youth and community nonprofits with a mailing ZIP code in the county, about 2.0 per 1,000 children. The count includes PTAs, arts and day care groups, so it is not a measure of places for kids.
This group's ZIP code is matched to the county that holds most of its area, so counts are approximate. County figures come from the Census Bureau's Vintage 2024 population estimates.
Licensed programs in Castle Rock
30 licensed child care centers, 14 school-age programs, 1 camps, 1 youth programs are in state licensing records and listed in the BackPR finder. The examples below are not related to this organization.
school-age program
BASE Programs
Castle Rock, CO
school-age program
BASE Programs
Castle Rock, CO
school-age program
BUFFALO RIDGE BASE PROGRAM
Castle Rock, CO
school-age program
Castle Rock Elementary BASE
Castle Rock, CO
school-age program
FLAGSTONE ELEMENTARY SCHOOL-AGE CHILD CARE
Castle Rock, CO
Colorado background check rules for youth programs · How BackPR works for children's and youth services nonprofits
Questions about The Aspen Effect Inc
What is The Aspen Effect Inc's EIN?
The Aspen Effect Inc's EIN (Employer Identification Number) is 82-2911196. It is the nine-digit number the IRS uses to identify the organization. Source: IRS Exempt Organizations Business Master File posted October 13, 2026.
Is The Aspen Effect Inc a nonprofit?
Yes. The IRS lists The Aspen Effect Inc in Castle Rock, Colorado as tax-exempt under section 501(c)(3), recognized since 2018. This is from the IRS Business Master File posted October 13, 2026. Status can change, so check its current status on the IRS Tax Exempt Organization Search before you donate.
Are donations to The Aspen Effect Inc tax-deductible?
Yes, the IRS lists gifts to The Aspen Effect Inc as tax-deductible (IRS Business Master File posted October 13, 2026). How much you can deduct depends on your own taxes, and this is not tax advice. Check its current status on the IRS Tax Exempt Organization Search before you donate.
What does The Aspen Effect Inc do?
The IRS classifies The Aspen Effect Inc as: Children's and youth services. It has not filed a Form 990 or 990-EZ with a mission statement that we have loaded.
Do you run this organization?
You can add your programs, season dates, ages, prices, registration link and logo to this page, or ask us to remove it. BackPR's free plan for 501(c)(3)s handles online registration, payments, waivers and attendance. No subscription and no BackPR fee on what families pay (card processing fees from Stripe still apply).
Add details to this page · Remove this page · About the free plan
Free forms for children's and youth services nonprofits
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Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.
Data as of November 8, 2026. Sources: IRS Business Master File (posted October 13, 2026), U.S. Census Bureau population estimates (July 1, 2024), state child care licensing records in the BackPR finder. Growth labels, ranks and percentiles are BackPR's own calculations.
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