jain.com
jain.comCharity Clarity

Charity Clarity › Look up a charity › Wisconsin

Woodland Dunes Nature Center and

Two Rivers, Wisconsin · EIN 39-6084264 · Environment · tax-exempt since 1993

D

Charity Clarity grade D (score 46.0 of 100), based on the Form 990 for the year ended December 2025.

Graded against 14,690 environment nonprofits with revenue $500K–$2M filing the same form. A = top 10%, B = next 20%, C = middle 40%, D = next 20%, F = bottom 10%.

What goes into the grade

MeasureThis charityScore (0–100)
ReservesMonths of spending covered by unrestricted net assets.54.3 months10
GovernanceBoard independence, key policies and audit, per the 990.82% of practices82
Margin stabilityHow steady the surplus or deficit is year to year.17
Revenue spreadHow much revenue rests on one type of income.90% from one source46
Filing recordOn-time, complete filings, year after year.100%100
Program spendingSelf-reported by the filer.91.5%not scored
Management costsShare of spending.4.6%not scored
Cost to raise $1Fundraising cost per dollar given.$0.03not scored

Scores compare this charity with its peer group; 100 is best. How Charity Clarity rates charities.

Year by year

201620172018202020212022202320242025grey: revenue · green: spending
Year endedFormRevenueSpendingSurplusNet assetsMonths of spendingStaffGrade
Dec 2025Form 990$1.52M$1.44M$80K$6.53M54.314D
Dec 2024Form 990$1.64M$844K$801K$6.32M89.913D
Dec 2023Form 990$1.07M$672K$397K$5.45M97.415C
Dec 2022Form 990$856K$622K$234K$4.99M96.419D
Dec 2021Form 990$713K$635K$77K$4.81M90.815D
Dec 2020Form 990$876K$442K$434K$4.67M126.612D
Dec 2018Form 990$1.38M$561K$816K$2.94M63.09F
Dec 2017Form 990$542K$433K$108K$2.14M59.210D
Dec 2016Form 990$866K$413K$453K$2.03M59.011D

From the organisation’s own IRS filings. “Months of spending” is total net assets divided by a month of that year’s spending. A blank grade means that year was not rated.

Read the filings

Every figure here comes from the returns this charity filed with the IRS. These sites show the full returns and more about the organisation:

Similar environment charities in Wisconsin