Education
(B70)
990 on File
NANTUCKET BOOK FOUNDATION INC
Financial strength (30%)
96/100
Reliability (20%)
50/100
Effectiveness (25%)
78/100
Impact (25%)
No data yet
CharityAI™ Score
Not yet evaluated
Financial Overview — FY 2025
$571K
Total Revenue
$479K
Total Expenses
$715K
Net Assets
2
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio
80.9%
Fundraising Efficiency
N/A
Operating Reserve
17.92x
Liability-to-Asset
0.0%
Revenue Diversification
74.4%
Compared with Peers
FY 2025
Compared with 11,239 similar organizations
(United States, Education, $100K–$1M in expenses), FY 2025.
This organization
Middle half of peers (P25–P75)
Peer median
| Ratio | This org | Peer median | Position (P10 → P90) | |
|---|---|---|---|---|
|
Program expense ratio
Program expenses / total expenses
· higher is better
|
80.9% | 89.4% |
P10P90
|
Below median |
|
Admin expense ratio
Management and general / total expenses
· lower is better
|
14.5% | 7.7% |
P10P90
|
Below median |
|
Fundraising expense ratio
Fundraising expenses / total expenses
· lower is better
|
4.6% | 0.0% |
P10P90
|
Bottom quarter |
|
Operating reserve
Months of expenses covered by net assets
· higher is better
|
17.9 mo | 9.2 mo |
P10P90
|
Above median |
|
Liabilities to assets
Total liabilities / total assets
· lower is better
|
0.0% | 0.1% |
P10P90
|
Top quarter |
|
Revenue concentration
Share of revenue from the largest source
· lower is better
|
74.4% | 88.0% |
P10P90
|
Above median |
|
Revenue growth
Year over year revenue growth
|
12.1% | 6.3% |
P10P90
|
|
|
Expense growth
Year over year expense growth
|
2.8% | 7.6% |
P10P90
|
|
|
Surplus margin
Surplus as a share of revenue
|
16.2% | 3.2% |
P10P90
|
Financial History
| Year | Revenue | Expenses | Net Assets | Program % | Staff |
|---|---|---|---|---|---|
| 2025 | $571K | $479K | $715K | 80.9% | 2 |
| 2024 | $510K | $466K | $598K | 76.7% | 2 |
| 2023 | $493K | $337K | $554K | 73.6% | 1 |
| 2022 | $433K | $371K | $377K | 77.0% | 2 |
| 2021 | $288K | $216K | N/A | — | 1 |
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