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Wisconsin · Nonprofit

PLYMOUTH HISTORICAL SOCIETY INC

PLYMOUTH HISTORICAL SOCIETY INC (Wisconsin) receives grants from 2 organizations whose IRS filings report $8,097 to it, the largest being FIDELITY INVESTMENTS CHARITABLE GIFT FUND ($6,097). 0 of them have funded it in more than one year, and 75% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.

Revenue FY2025
$80k
Funders on record
2
Grants received
$8k
Net assets
$565k
0/2 repeat funderspeak grant-dependency 3%
01What it does

What Plymouth Historical Society Inc does

Mission

Provide events/exhibits to educate public on plymouth, wi. History.

As stated on its FY2025 Form 990.

Programs

  1. Provide events/exhibits to educate public on plymouth, wi. History.

  2. Provide events/exhibits to educate public on plymouth, wi. History.

    $14,525 spent
    100% of program spending

The 2 programs described on its FY2025 Form 990, listed largest first by expense. Program spending in total: $14,525.

02The organization over time

The organization over time

Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 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.

100 = 20172017 Revenue 100 ($45k) Expenses 100 ($24k) Net assets 100 ($280k)2018 Revenue 129 ($58k) Expenses 240 ($58k) Net assets 100 ($280k)2019 Revenue 153 ($69k) Expenses 137 ($33k) Net assets 113 ($315k)2020 Revenue 249 ($112k) Expenses 116 ($28k) Net assets 142 ($398k)2021 Revenue 173 ($78k) Expenses 103 ($25k) Net assets 161 ($451k)2022 Revenue 103 ($46k) Expenses 161 ($39k) Net assets 164 ($458k)2023 Revenue 129 ($58k) Expenses 196 ($48k) Net assets 167 ($468k)2024 Revenue 212 ($95k) Expenses 137 ($33k) Net assets 189 ($530k)2025 Revenue 178 ($80k) Expenses 184 ($45k) Net assets 202 ($565k)
'17'18'19'20'21'22'23'24'25
Revenue (178)Expenses (184)Net assets (202)Peer revenue range

Balance sheet

Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2018 to 2019, from $351k to $457k (+30%).

$363k
$351k
$457k
$537k
$512k
$581k
$590k
$672k
$705k
'17'18'19'20'21'22'23'24'25
Total assetsTotal liabilities

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.

2017
2018
2019
2020
2021
2022
2023
2024
2025
ContributionsProgram revenueInvestmentOther

50% of PLYMOUTH HISTORICAL SOCIETY INC’s revenue is contributions — about as donation-reliant as the typical peer (78% for the typical peer).

This organization
Typical peer · 18,808 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 9 reported years ran a deficit.

$21k
’17
−$192
’18
$35k
’19
$83k
’20
$53k
’21
$7k
’22
$10k
’23
$62k
’24
$35k
’25
63
months of
reserve

Leadership and staff

The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.

'17'18'19'20'21'22'23'24'25
Listed121310101010101010
Joined·+2+0+0+1+0+0+1+1
No longer listed·13010011
03Who funds it

Who funds it, year by year

Grant support over time, funder by funder — shade shows the grant size each year.

1 of 2 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 75% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.

From the IRS filings of PLYMOUTH HISTORICAL SOCIETY INC’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.

How concentrated its funding is

PLYMOUTH HISTORICAL SOCIETY INC leans on a few funders — its largest provides 75% of grant income and the top three 100%; half comes from just 1 funder.

the vertical line marks half of all grant income — 1 funder to its left

75% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund PLYMOUTH HISTORICAL SOCIETY INC.

75%
largest funder
100%
top three
~2
effective funders

“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. 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

75% of PLYMOUTH HISTORICAL SOCIETY INC's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Of the $2k that is directly attributable, 100% of it comes from Wisconsin funders.

WI

Funder states come from each funder’s own filing. $6k arriving through sponsors registered in 1 state is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. 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.

04Its place in the field

Against its field

PLYMOUTH HISTORICAL SOCIETY INC runs a healthier operating margin than three-quarters of the 10,242 arts & culture nonprofits its size.

Operating margin44% · top quartile
Months of reserve63.0mo · top quartile
Revenue growth (annualized)8% · above the median

this organization peer median middle 50% of peers· 10,242 arts & culture nonprofits under $100k, FY2025

Organizations like PLYMOUTH HISTORICAL SOCIETY INC

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 Wisconsin

Nationally

05Profile & governance

Read directly from this organization’s own Form 990, as neutral context.

Where the money goes

33% of spending goes to programs.

Program 33%Management 66%Fundraising 1%

Governance

127
board members
100%
independent
–Conflict-of-interest policy–Whistleblower policy–Document retention–Board reviewed the 990–Audited financials

Public support

100%

Share of support from the public (Schedule A) — the basis for its public-charity status.

Screen this organization

A dated, signed PDF of the compliance screen for PLYMOUTH HISTORICAL SOCIETY INC: 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.

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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 PLYMOUTH HISTORICAL SOCIETY INC?
PLYMOUTH HISTORICAL SOCIETY INC (Wisconsin) receives grants from 2 organizations whose IRS filings report $8,097 to it, the largest being FIDELITY INVESTMENTS CHARITABLE GIFT FUND ($6,097). 0 of them have funded it in more than one year, and 75% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
How many funders does PLYMOUTH HISTORICAL SOCIETY INC have?
IRS filings report 2 organizations giving $8,097 in grants to PLYMOUTH HISTORICAL SOCIETY INC.
Who is the largest funder of PLYMOUTH HISTORICAL SOCIETY INC?
FIDELITY INVESTMENTS CHARITABLE GIFT FUND is the largest funder on record, with $6,097 in grants. The full list of funders is on this page.
How can an organization like PLYMOUTH HISTORICAL SOCIETY INC find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Wisconsin. 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 Plymouth Historical Society →

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2017–2025), and the filings of 2 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