Massachusetts · Nonprofit
NANTUCKET TRIATHLON CLUB
NANTUCKET TRIATHLON CLUB (Massachusetts) receives grants from 1 organization whose IRS filings report $1,000 to it, the largest being MUTUAL BANCORP FOUNDATION INC FKA CAPE COD 5 FOUNDATION INC ($1,000). 0 of them have funded it in more than one year.
- Revenue FY2025
- $59k
- Funders on record
- 1
- Grants received
- $1k
- Net assets
- $84k
What Nantucket Triathlon Club does
Mission
The Nantucket Triathlon Club also known as the Nantucket Athletic Association Monument Running Group Nantucket Open Water Swimming hosts an annual running race group runs bike rides and swims. We also manage the Nantucket Half Marathon and two social events. Additionally the Club aids Island organizations involved in healthcare and youth sports.
As stated on its FY2025 Form 990-EZ.
Programs
The Nantucket Triathlon Club sponsors and manages the Nantucket Half Marathon which has over 750 runners. This is the primary fundraiser but also entails significant expense running this event. The Nantucket Half Marathon promotes community and healthy lifestyles. The race also features the First Responder Challenge with the Islands First Responders participating in a team competition.
$0 spentThe Nantucket Triathlon Club issues a number of grants to Island athletic and health programs. We provided over $30,000 in grants. The Club supports free family swimming at the Nantucket Community Pool. We also support youth and high school sports and Swim Across America Nantucket. The Club provides logistically and financial support to the other running races on Nantucket.
$0 spentThe Nantucket Triathlon Club through the Monument Running Group and Nantucket Open Water Swimming hosts weekly swims and runs on Island open to all individuals. We also sponsor through volunteer and financial support the Adult Learn to Swim and the Intermediate Swim Series designed to teach people how to swim.
$0 spent
The 3 programs described on its FY2025 Form 990-EZ.
The organization over time
Each line starts at 100 in 2022, so what you read is the shape rather than the size: 150 means half as much again as 2022, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.
Balance sheet
Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2023 to 2024, from $50k to $72k (+44%).
How it's funded, over time
Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.
100% of NANTUCKET TRIATHLON CLUB’s revenue is contributions — more reliant on donations than three-quarters of its peers (39% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 0 of the last 4 reported years ran a deficit.
Who funds it, year by year
Grant support over time, funder by funder — shade shows the grant size each year.
From the IRS filings of NANTUCKET TRIATHLON CLUB’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
100% of NANTUCKET TRIATHLON CLUB's grant income comes from Massachusetts funders.
Funder states come from each funder’s own filing. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
NANTUCKET TRIATHLON CLUB has grown faster than three-quarters of the 9,557 recreation & sports nonprofits its size.
this organization peer median middle 50% of peers· 9,557 recreation & sports nonprofits under $100k, FY2025
Organizations like NANTUCKET TRIATHLON CLUB
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In Massachusetts
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Public support
100%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Footprint & structure
Files a return copy in 1 state
Screen this organization
A dated, signed PDF of the compliance screen for NANTUCKET TRIATHLON CLUB: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds NANTUCKET TRIATHLON CLUB?
- NANTUCKET TRIATHLON CLUB (Massachusetts) receives grants from 1 organization whose IRS filings report $1,000 to it, the largest being MUTUAL BANCORP FOUNDATION INC FKA CAPE COD 5 FOUNDATION INC ($1,000). 0 of them have funded it in more than one year.
- How many funders does NANTUCKET TRIATHLON CLUB have?
- IRS filings report 1 organization giving $1,000 in grants to NANTUCKET TRIATHLON CLUB.
- Who is the largest funder of NANTUCKET TRIATHLON CLUB?
- MUTUAL BANCORP FOUNDATION INC FKA CAPE COD 5 FOUNDATION INC is the largest funder on record, with $1,000 in grants. The full list of funders is on this page.
- How can an organization like NANTUCKET TRIATHLON CLUB find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Massachusetts. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
Play a game about who funds Nantucket Triathlon Club →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2022–2025), and the filings of 1 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing