Youth and community nonprofits / Delaware / New Castle

Basketball

Strong Mature Minds Inc

A tax-exempt basketball nonprofit with a mailing address in New Castle, Delaware, IRS-recognized as tax-exempt since 2016.

Data as of November 8, 2026Markdown copyJSON data

IRS facts

Type: Basketball (IRS activity code N62)

Mailing city (IRS): New Castle, Delaware 19720

EIN: 81-4297587

Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2016, per IRS records posted October 13, 2026.

Revenue on its latest IRS filing: $66,737 (tax year ending 2025-12)

Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer

How it compares

1 of 8 amateur sports nonprofits in New Castle when sorted from largest to smallest revenue. This shows size only, not quality. Groups with no reported revenue are listed last.

Size: revenue of $66,737 is higher than roughly 30 to 40% of the 59 amateur sports nonprofits in Delaware that report revenue to the IRS (the city count above also includes groups with none). The median is $109,954.

Revenue compared with similar groupsRevenue of $66,737 compared with amateur sports nonprofits in Delaware: the middle 80% earn between $15,411 and $454,546, the median is $109,954. 10th pct$15.4Kmedian$110K90th pct$455K This group $66.7K

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 Delaware groups of this type (Amateur sports, which covers several IRS activity codes). Size only, not a rating.

Around New Castle and its county

New Castle County, Delaware: the Census Bureau estimates about 122,635 children under 18 (July 1, 2024). This directory lists 323 youth and community nonprofits with a mailing ZIP code in the county, about 2.6 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 New Castle

34 licensed child care centers are in state licensing records and listed in the BackPR finder. The examples below are not related to this organization.

licensed child care center

ASBURY METHODIST DAY CARE CENTER

New Castle, DE

State record

licensed child care center

BLOSSOM & BLOOM LEARNING CENTER 2

New Castle, DE

State record

licensed child care center

BOYS & GIRLS CLUB @ NEW CASTLE

New Castle, DE

State record

licensed child care center

COLONIAL EARLY EDUCATION PROGRAM

New Castle, DE

State record

licensed child care center

CRADLES TO CRAYONS EARLY LEARNING CENTER

New Castle, DE

State record

licensed child care center

CRADLES TO CRAYONS III EARLY LEARNING CENTER

New Castle, DE

State record

Delaware background check rules for youth programs · How BackPR works for amateur sports nonprofits

Questions about Strong Mature Minds Inc

What is Strong Mature Minds Inc's EIN?

Strong Mature Minds Inc's EIN (Employer Identification Number) is 81-4297587. 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 Strong Mature Minds Inc a nonprofit?

Yes. The IRS lists Strong Mature Minds Inc in New Castle, Delaware as tax-exempt under section 501(c)(3), recognized since 2016. 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 Strong Mature Minds Inc tax-deductible?

Yes, the IRS lists gifts to Strong Mature Minds 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 Strong Mature Minds Inc do?

The IRS classifies Strong Mature Minds Inc as: Basketball. 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 amateur sports nonprofits

More amateur sports nonprofits in New Castle

Amateur sports competitions

Wac Backers Inc

New Castle, DE 19720

Tax-exempt since 2016 · EIN 81-1365453

All youth and community nonprofits in New Castle

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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