Scouting
22nd Wildwood
Portland, OR 97221
Tax-exempt since 2024 · EIN 99-2991021
Youth and community nonprofits / Oregon / Portland
Youth development programs
Curious Neurons Foundation
A tax-exempt youth development programs nonprofit with a mailing address in Portland, Oregon, IRS-recognized as tax-exempt since 2025.
IRS facts
Type: Youth development programs (IRS activity code O50)
Mailing city (IRS): Portland, Oregon 97229
EIN: 33-3627626
Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2025, per IRS records posted October 13, 2026.
Revenue on its latest IRS filing: Not reported. Groups with under $50,000 in receipts usually file the e-Postcard (Form 990-N), which shows no revenue.
Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer
Around Portland and its county
Washington County, Oregon: the Census Bureau estimates about 126,608 children under 18 (July 1, 2024). This directory lists 393 youth and community nonprofits with a mailing ZIP code in the county, about 3.1 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.
Oregon background check rules for youth programs · How BackPR works for youth development nonprofits
Questions about Curious Neurons Foundation
What is Curious Neurons Foundation's EIN?
Curious Neurons Foundation's EIN (Employer Identification Number) is 33-3627626. 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 Curious Neurons Foundation a nonprofit?
Yes. The IRS lists Curious Neurons Foundation in Portland, Oregon as tax-exempt under section 501(c)(3), recognized since 2025. 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 Curious Neurons Foundation tax-deductible?
Yes, the IRS lists gifts to Curious Neurons Foundation 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 Curious Neurons Foundation do?
The IRS classifies Curious Neurons Foundation as: Youth development programs. 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).
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Free forms for youth development 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). Growth labels, ranks and percentiles are BackPR's own calculations.
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