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Grants Math Pro

State Business Grant ROI Calculator

State business grants range from $5,000 micro-grants to $500,000+ economic development awards — but the true ROI depends on more than the award amount. Application preparation takes 20-120+ hours. Award rates vary from 5% to 60%. Some grants have restrictive use requirements or create ongoing compliance obligations. This calculator computes expected ROI across multiple state grant programs so you can prioritize the applications worth pursuing.

Estimate — grants are generally taxable business income; verify with the program and a tax professional. Not tax or legal advice.

The gross award you would receive if you win.

Award rates are rarely published — estimate from program annual reports (awards ÷ applications) or by program type. This is your own estimate, not a fact.

Your opportunity cost per hour, plus any out-of-pocket grant-writer fees or filing costs.

The ongoing reporting / compliance burden after the award — progress reports, audits, job-creation documentation. Most people ignore this entirely, and it can dominate the cost of a long-running grant.

Tax treatment

Defaults to the 21% federal corporate rate as a starting point — override for your effective combined federal + state rate or pass-through treatment.

Expected net value
$5,875
Positive expected value — worth pursuing as entered. This is an expected value across many tries, after tax and cost; any single application either wins the full award or wins nothing.
Expected value / hour
$247/hr
Expected after-tax award per hour of total effort
Return on effort
146.9%
Expected net value vs. cost
After-tax award
$39,500
After 21.0% tax
Verdict
Pursue
Expected net value is positive
Break-even win probability

You need at least a 10.1% chance of winning for the effort to break even. Your estimate of 25.0% clears that bar.

Expected award vs. cost to pursue

Green = the expected after-tax award you can hope to capture (award × win probability). Gray = the cost you pay whether or not you win. When green clears gray, the grant has positive expected value.

View the TypeScript implementation on GitHub: packages/calc/src/state-grant-roi.ts · view tests

What this means

A grant is not free money, and the award amount is not the return. Pursuing one costs you real hours and often real out-of-pocket fees, you win it only some of the time, the money is usually taxable, and many grants saddle you with a reporting burden that runs for years after the check clears. The honest question is never “is this grant worth winning?” but “is this application worth my time, given how likely I am to win and what the whole thing actually costs me?” This calculator answers that by turning the award into an expected net value: the after-tax award, scaled by your odds, minus every cost you pay regardless of the outcome.

In my experience, the two costs people miss are the same two that flip the answer. The first is tax — a $50,000 grant is not $50,000 in your pocket; at a 21% rate it is $39,500, and that is the number your odds should multiply. The second is compliance. I’ve found that the ongoing reporting, audits, and job-creation documentation on a multi-year economic- development grant can quietly cost more than the entire application did, and almost nobody prices it in up front. Both are first-class inputs here precisely because they move the verdict more than the headline award does.

The most useful single number this tool produces is the break-even win probability — the minimum chance of winning at which the effort is worth exactly zero. I’ve seen this reframe the whole decision: instead of arguing about whether a grant is “worth it,” you ask whether your honest estimate of winning clears the break-even bar. And when the break-even comes back above 100%, the answer is settled — the cost is larger than the entire after-tax award, so it is never worth it at any probability. Before you trust the result, confirm the award amount, the tax treatment, and the reporting obligations with the program and a tax professional.

Worked example

Take a $50,000 state grant you estimate a 25% chance of winning. The application takes 40 hours to prepare, your time is worth $100/hour, there are no direct costs, no ongoing compliance, and the grant is taxable at 21%.

First, the tax. The grant is taxable income, so the value that reaches your bottom line is $50,000 × 0.79 = $39,500, not the full $50,000. Next, the cost: 40 hours × $100/hr = $4,000, which you pay whether you win or lose. Scale the after-tax award by your odds: $39,500 × 0.25 = $9,875expected award. Subtract the cost and the expected net value is $5,875— a 146.9% return on the $4,000 of effort, or $246.88 per hour of preparation.

Now the lever that decides it: the break-even win probability is $4,000 ÷ $39,500 = 10.1%. Your 25% estimate clears that bar comfortably, so this one is a pursue. Watch what the often-ignored costs do, though. Add a realistic 10 hours/year of compliance for 3 years at the same $100/hr and the cost jumps to $7,000, cutting expected net value to $2,875 and the per-hour return to $141. Or shrink the grant to $2,000 against a $200/hr rate and 60 prep hours: the after-tax award is $1,580 but the cost is $12,000, so the break-even comes back at 759%— impossible. Same kind of decision, very different answers, all driven by the math rather than the sticker amount.

Frequently asked questions

Related calculators

See the methodology — how this tool is built, sourced (SBA.gov, Grants.gov, 2 CFR Part 200), and reviewed. The ROI math is open source and independently verifiable.

By Last verified against SBA.gov + Grants.gov + 2 CFR Part 200 (Uniform Guidance)

Founder & Editor, Bedrocka Tools

The information and tools on this website are for general educational purposes only and do not constitute financial, investment, legal, or tax advice. Consult a licensed professional for decisions specific to your situation.