Data last verified September 4, 2026
Small Business Grant Deadlines: 10 Closing in the Next 90 Days
Between September 4, 2026 and December 3, 2026, 10 verified grant programs open to small businesses have application deadlines — 6 private and state programs and 4 federal opportunities from Grants.gov. The earliest deadline lands on Sep 8, 2026; the first private program to close is the Advanced Industries Early-Stage Capital and Retention Grant on Sep 27, 2026. This page re-checks the registry daily: a deadline listed here is a deadline that's still live.
| Deadline | Program | Amount | Open to | Official link |
|---|---|---|---|---|
| Closes Sep 8, 2026 | Wetland Mitigation Banking Program Fiscal Year (FY) 2026 Natural Resources Conservation Service Verified Sep 4, 2026 | $100,000–$1,000,000 | Federal (Grants.gov) · Agriculture | Official page ↗ |
| Closes Sep 27, 2026 | Advanced Industries Early-Stage Capital and Retention Grant Colorado Office of Economic Development and International Trade Verified Sep 4, 2026 | Up to $250,000 per project (up to $500,000 for projects impacting multiple advanced industries) | Colorado only · Technology, Manufacturing | Official page ↗ |
| Closes Sep 29, 2026 | Desalination and Water Purification Research Program: Research Projects Bureau of Reclamation Verified Sep 4, 2026 | $100,000–$800,000 | Federal (Grants.gov) | Official page ↗ |
| Closes Sep 30, 2026 | HerRise MicroGrant HerSuiteSpot / Yva Jourdan Foundation Verified Sep 4, 2026 | $1,000 | All states · Women-Owned and Minority-Owned | Official page ↗ |
| Closes Sep 30, 2026 | Staff Support to Tribal Radioactive Materials Transportation Committee for Engagement with the United States (U.S.) Department of Energy on Radioactive Materials Transportation Planning Idaho Field Office Verified Sep 4, 2026 | Award ceiling: $2,000,000 | Federal (Grants.gov) | Official page ↗ |
| Closes Sep 30, 2026 | HIGH FIVE Grant for Moms The Mama Ladder (with Belly Bandit) Verified Sep 1, 2026 | $1,000–$10,000 | All states · Women-Owned | Official page ↗ |
| Closes Sep 30, 2026 | Amber Grant WomensNet Verified Sep 2, 2026 | $10,000 | All states · Women-Owned | Official page ↗ |
| Closes Oct 1, 2026 | ExportMD Program Maryland Department of Commerce (with U.S. Small Business Administration) Verified Sep 4, 2026 | up to $5,000 | Maryland only | Official page ↗ |
| Closes Oct 31, 2026 | Galaxy Grant Hidden Star (Galaxy of Stars) Verified Sep 2, 2026 | $2,500 | All states · Women-Owned, Minority-Owned | Official page ↗ |
| Closes Nov 4, 2026 | Exploring and Enhancing Outdoor and Heritage Tourism in the Chesapeake Bay Watershed National Park Service Verified Sep 4, 2026 | $10,000–$50,000 | Federal (Grants.gov) | Official page ↗ |
Prefer one month at a time? See September 2026 deadlines and October 2026 deadlines — same registry, scoped to the calendar month.
How to pick which deadlines to chase
Not all 10 of these are for you — and that's the point of a deadline list with honest labels. Read the “open to” column first: a program scoped to one state or one industry is a fast no if it isn't yours, and a genuinely open one is worth ten minutes on the funder's official page. Fit beats volume. Two applications that match what your business already does will outperform ten that stretch.
The federal rows deserve one extra beat of honesty: federal opportunities are bigger and slower. If you've never applied for one, you'll need registrations (SAM.gov, Grants.gov) that can take days to weeks to process — so a federal deadline inside 30 days is realistic only if you're already registered.
The deadline that matters most isn't on this page
Here's what the winners understand: the best time to work on a grant application is before the window opens. Annual programs spend most of the year between cycles, and the owners who win are the ones whose numbers, story, and documents are ready the week applications open — not the ones who find out the program existed the week it closed. If nothing above fits you today, that's not a dead end. It's prep time.
Straight answers
What happens if I miss a deadline?
Usually you wait for the next cycle — most of these programs recur monthly, quarterly, or annually. Use the gap to get ready: winners are typically prepared before the window opens.
How long does a grant application actually take?
It ranges enormously. The small private grants are often a short form plus a few paragraphs — an evening's work. Federal applications are a different scale: narrative, budget, registrations, and supporting documents, typically spread over weeks.
Why do some listed programs look niche?
Because we list what's genuinely open rather than padding with famous names. Federal opportunities in particular can be narrow — the “open to” column tells you the honest scope, and the official link shows the funder's full eligibility rules.
How current is this list?
The page rebuilds daily and the registry behind it is re-verified against funders' own pages daily. Each row shows the date it was last verified. When a deadline passes, the row drops off automatically.
A deadline only matters if the grant fits.
The 3-minute quiz matches your industry, state, and ownership against every verified program and live federal grants — so the deadlines you chase are the ones you can win.
See which grants match my business