licensed child care center
Dolphin Montessori Children's House Inc
Key Largo, FL
Youth and community nonprofits / Florida / Key Largo
Swimming and water sports
Mark Sorensen Youth Sailing Programinc
A tax-exempt swimming and water sports nonprofit with a mailing address in Key Largo, Florida, IRS-recognized as tax-exempt since 2006.
IRS facts
Type: Swimming and water sports (IRS activity code N67)
Mailing city (IRS): Key Largo, Florida 33037
EIN: 20-5228360
Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2006, per IRS records posted October 13, 2026.
Revenue on its latest IRS filing: $70,683 (tax year ending 2026-04)
Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer
How it compares
1 of 2 amateur sports nonprofits in Key Largo when sorted from largest to smallest revenue. This shows size only, not quality. Groups with no reported revenue are listed last.
Size: revenue of $70,683 is higher than roughly 20 to 30% of the 866 amateur sports nonprofits in Florida that report revenue to the IRS (the city count above also includes groups with none). The median is $131,660.
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 Florida groups of this type (Amateur sports, which covers several IRS activity codes). Size only, not a rating.
Around Key Largo and its county
Monroe County, Florida: the Census Bureau estimates about 12,646 children under 18 (July 1, 2024). This directory lists 54 youth and community nonprofits with a mailing ZIP code in the county, about 4.3 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 Key Largo
6 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
Dolphin Montessori Children's House Inc South
Key Largo, FL
licensed child care center
First Baptist Church Jack Hill Child Care Center
Key Largo, FL
licensed child care center
Montessori Academy Of The Upper Keys
Key Largo, FL
licensed child care center
St Justin Martyr Preschool
Key Largo, FL
licensed child care center
The Academy At Ocean Reef
Key Largo, FL
Florida background check rules for youth programs · How BackPR works for amateur sports nonprofits
Questions about Mark Sorensen Youth Sailing Programinc
What is Mark Sorensen Youth Sailing Programinc's EIN?
Mark Sorensen Youth Sailing Programinc's EIN (Employer Identification Number) is 20-5228360. 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 Mark Sorensen Youth Sailing Programinc a nonprofit?
Yes. The IRS lists Mark Sorensen Youth Sailing Programinc in Key Largo, Florida as tax-exempt under section 501(c)(3), recognized since 2006. 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 Mark Sorensen Youth Sailing Programinc tax-deductible?
Yes, the IRS lists gifts to Mark Sorensen Youth Sailing Programinc 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 Mark Sorensen Youth Sailing Programinc do?
The IRS classifies Mark Sorensen Youth Sailing Programinc as: Swimming and water sports. 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 amateur sports nonprofits
More amateur sports nonprofits in Key Largo
Amateur sports competitions
US Jujitsu Organization
Key Largo, FL 33037
Tax-exempt since 2012 · EIN 45-2772684
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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