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Public Archaeology Laboratory Inc

Pawtucket, Rhode Island · EIN 05-0397614 · tax-exempt since 1985

A

Charity Clarity grade A (score 81.1 of 100), based on the Form 990 for the year ended December 2024.

Graded against 55,301 unclassified 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.22.0 months70
GovernanceBoard independence, key policies and audit, per the 990.97% of practices97
Margin stabilityHow steady the surplus or deficit is year to year.45
Revenue spreadHow much revenue rests on one type of income.0% from one source100
Filing recordOn-time, complete filings, year after year.100%100
Program spendingSelf-reported by the filer.98.0%not scored
Management costsShare of spending.2.0%not scored

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

Year by year

201520162017201820202021202220232024grey: revenue · green: spending
Year endedFormRevenueSpendingSurplusNet assetsMonths of spendingStaffGrade
Dec 2024Form 990$8.37M$7.94M$427K$14.55M22.074A
Dec 2023Form 990$7.84M$6.69M$1.15M$13.59M24.474B
Dec 2022Form 990$5.71M$6.01M−$302K$11.86M23.768B
Dec 2021Form 990$6.30M$5.74M$566K$13.02M27.267A
Dec 2020Form 990$6.27M$5.43M$842K$11.99M26.567A
Dec 2018Form 990$4.79M$4.72M$66K$9.98M25.358B
Dec 2017Form 990$5.51M$5.06M$454K$10.26M24.359A
Dec 2016Form 990$6.53M$6.12M$415K$9.50M18.695A
Dec 2015Form 990$6.72M$5.99M$730K$8.93M17.9102A

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: