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Big Brothers Big Sisters of Long Island

Islandia, New York · EIN 11-3464636 · Youth Development · tax-exempt since 1999

B

Charity Clarity grade B (score 78.4 of 100), based on the Form 990 for the year ended December 2025.

Graded against 6,898 youth development nonprofits with revenue $2M–$10M 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.16.2 months81
GovernanceBoard independence, key policies and audit, per the 990.100% of practices100
Margin stabilityHow steady the surplus or deficit is year to year.83
Revenue spreadHow much revenue rests on one type of income.95% from one source27
Filing recordOn-time, complete filings, year after year.100%100

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

Year by year

2016201720182019202020212022202320242025grey: revenue · green: spending
Year endedFormRevenueSpendingSurplusNet assetsMonths of spendingStaffGrade
Dec 2025Form 990$5.57M$5.34M$235K$7.22M16.237B
Dec 2024Form 990$5.04M$4.97M$71K$6.82M16.540B
Dec 2023Form 990$4.88M$5.03M−$157K$6.40M15.337B
Dec 2022Form 990$4.69M$4.56M$133K$6.14M16.139C
Dec 2021Form 990$4.50M$3.30M$1.20M$6.62M24.132C
Dec 2020Form 990$3.61M$3.55M$53K$5.34M18.064B
Dec 2019Form 990$5.94M$5.53M$407K$5.16M11.276B
Dec 2018Form 990$5.59M$4.99M$598K$4.66M11.2101B
Dec 2017Form 990$5.56M$4.67M$889K$4.18M10.7113A
Dec 2016Form 990$5.71M$4.81M$897K$3.18M7.9113B

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:

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