Houston Museum of Natural Science
5555 Hermann Park Dr, Houston, TX · IRS data through FY2024
Revenue, expenses and net assets
Revenue Expenses Net assets
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| FY2024 | $48,430,467 | $49,814,036 | $254,480,682 |
| FY2023 | $82,073,962 | $65,965,222 | $251,972,912 |
| FY2022 | $46,224,188 | $41,601,808 | $232,403,763 |
| FY2021 | $71,596,152 | $50,263,772 | $236,530,951 |
| FY2020 | $54,084,906 | $56,183,508 | $208,496,174 |
| FY2019 | $51,565,168 | $36,306,338 | $211,644,737 |
| FY2018 | $41,271,537 | $46,732,565 | $188,178,716 |
| FY2017 | $36,500,182 | $35,434,393 | $196,689,005 |
| FY2016 | $36,643,183 | $27,686,733 | $189,657,774 |
| FY2015 | $40,037,733 | $29,177,892 | $177,367,348 |
| FY2014 | $45,077,827 | $26,218,565 | $172,133,841 |
| FY2013 | $33,233,793 | $24,002,517 | $153,239,602 |
| FY2012 | $31,974,739 | $26,669,889 | $138,204,312 |
| FY2011 | $23,243,206 | $20,283,723 | $126,891,548 |
Form 990 filings
The returns filed by Houston Museum of Natural Science (EIN 74-1036131), including Form 990 PDFs and e-file data by year, are available in ProPublica's Nonprofit Explorer. The figures on this page come from IRS data files built from those returns.
Where the revenue came from
| Source | Amount | % of revenue |
|---|---|---|
| Contributions & grants | $15,217,432 | 31% |
| Program service revenue | $27,263,957 | 56% |
| Other revenue | $5,949,078 | 12% |
Where the money was spent
| Category | Amount | % of expenses |
|---|---|---|
| Program services | $36,580,712 | 73% |
| Management & general | $8,054,611 | 16% |
| Fundraising | $5,178,713 | 10% |
What the numbers show
- Program service revenue made up 56% of total revenue in FY2024.
- Program services accounted for 73% of functional expenses, management & general 16%, and fundraising 10%.
- 73% of functional expenses went to program services in FY2024. That is higher than 26.9% of 52 Arts, Culture & Humanities organizations in TX.
- Net assets covered about 61.3 months of expenses at the end of the reporting year. That puts it in the 80th percentile among 1946 Arts, Culture & Humanities organizations in TX.
- Total revenue was higher than 99.9% of 2002 Arts, Culture & Humanities organizations in TX.
- Total revenue rose from $23,243,206 in FY2011 to $48,430,467 in FY2024. Revenue increased in 8 and decreased in 5 of 13 year-over-year comparisons.
- Expenses exceeded revenue in 3 of 14 reported years (FY2018, FY2020, FY2024).
- The highest revenue on record here is $82,073,962 in FY2023.
- Net assets grew from $126,891,548 to $254,480,682 between FY2011 and FY2024.
- Contributions and grants made up 41% of revenue in FY2011 and 31% in FY2024.
- Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (public charity).
Figures compared against other organizations of the same NTEE program area in the same state. See the methodology page for how these are calculated and the guide to reading nonprofit financials for their limits.
About this organization
The Houston Museum of Natural Science (HMNS) serves as a valuable resources for the Houston community, offering extensive collections, exciting interactive exhibits, immersive environments, engaging films, compelling traveling exhibitions, and comprehensive classroom experiences.
IRS status
| Ruling year | 1948 |
| Subsection | 501(c)(3) |
| Classification | Public charity |
| Program area (NTEE) | A560 — Arts, Culture & Humanities (in TX) |
| Donations | Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (public charity). |
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Source: Internal Revenue Service — Exempt Organizations Business Master File (downloaded November 4, 2026), Statistics of Income extracts, Form 990 e-file data, Publication 78 and the Automatic Revocation list. Figures are as reported by the organization; IRS processing may adjust them. This is not a charity rating and not tax advice. Confirm deductibility in IRS Tax Exempt Organization Search.
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