📈 SEO ROI Calculator
Enter your monthly organic visitors, conversion rate, average order value, and SEO spend to project the conversions, revenue, ROI, and ROAS — a fast way to build the business case for search.
📈 Calculate Your SEO Return
What is an SEO ROI Calculator?
It projects the financial return of your search investment. Feed in monthly organic visitors, your conversion rate, average order value, and monthly SEO cost, and it works out the conversions and revenue that traffic should produce, then expresses the payoff as ROI (net return as a percentage) and ROAS (revenue per dollar spent).
Use it to make the business case for SEO, compare it against paid channels, and model how a lift in traffic, conversion rate, or order value flows through to revenue. The figures are estimates for planning — real results depend on traffic quality, seasonality, and attribution — but they turn an abstract "SEO is worth it" into concrete numbers a stakeholder can weigh.
❓ Frequently Asked Questions
How do you calculate SEO ROI?
Multiply monthly organic visitors by your conversion rate to get conversions, multiply those by average order value to get revenue, then compare that revenue to your SEO spend. ROI is (revenue − cost) ÷ cost as a percentage; ROAS is revenue ÷ cost, showing the return per dollar invested.
What counts as a good SEO ROI?
It varies by industry and margin, but SEO often delivers strong returns because organic traffic keeps compounding after the upfront work — many programs aim for a positive ROI within 6–12 months and multiples of their spend thereafter. Compare it to your other channels rather than a single benchmark.
What's the difference between ROI and ROAS?
ROI measures net profitability — how much you gained relative to what you spent — so it can be negative if costs exceed revenue. ROAS measures gross efficiency — revenue earned per dollar spent — and is always positive. Marketers watch ROAS for channel efficiency and ROI for bottom-line impact.
Why does SEO ROI take time to materialise?
SEO is a compounding investment: content, links, and technical improvements build authority that takes months to translate into rankings and traffic. Early spend often shows little return, then the same work keeps paying off long after — which is why ROI usually looks far better over a 12-month horizon than a single month.