Roof replacement
Estimate a full asphalt shingle roof replacement from roof area, BLS labor, and local Census cost pressure.
Solar panel ROI calculator
Compare solar panel ROI estimates across 6 US markets, then open city-specific calculators with local ZIP samples, formula details, public data sources, and planning limits.
- Calculators
- 8
- Markets
- 6
- City pages
- 48
Inputs
Estimate system size, installed cost, bill savings, and simple payback from EIA rates and PVWatts output.
Calculator directory
Open a city-specific calculator page for each model, or stay in the workspace above and switch calculators instantly.
HVAC repair
Estimate a repair visit from technician labor, parts allowance, climate pressure, and urgency.
Plumbing repair
Estimate a plumbing repair visit from fixture count, plumber labor, materials, and urgency.
Electrical panel upgrade
Estimate a service panel upgrade from amperage, electrician labor, materials, and permit allowance.
Bathroom remodel
Estimate a bathroom remodel from room size, trade labor, fixture allowance, and local cost pressure.
Solar panel ROI
Estimate system size, installed cost, bill savings, and simple payback from EIA rates and PVWatts output.
Moving cost
Estimate a local or regional move from crew labor, load size, truck time, and IRS mileage.
Rent vs buy
Compare rent against a mortgage-based ownership estimate using Census defaults and current PMMS rate.
Markets covered
Each market uses city-level public data and sample ZIP codes so the same calculator can adapt to local cost pressure.
Austin, TX
Fast-growth Sun Belt market with above-national housing values and strong remodeling demand.
- ZIP samples
- 78701, 78704, 78745
- Median home
- $555,300
- Electricity
- 16.99c/kWh
Phoenix, AZ
High cooling load and strong sun exposure make HVAC and solar estimates especially sensitive.
- ZIP samples
- 85001, 85016, 85032
- Median home
- $420,700
- Electricity
- 15.48c/kWh
San Diego, CA
High home values and high electricity prices materially change project economics.
- ZIP samples
- 92101, 92109, 92130
- Median home
- $906,700
- Electricity
- 35.25c/kWh
Miami, FL
Dense moving demand, storm exposure, and cooling load shape local service estimates.
- ZIP samples
- 33101, 33131, 33186
- Median home
- $518,100
- Electricity
- 15.38c/kWh
Denver, CO
High inbound mobility and mixed climate create useful demand for transparent service estimates.
- ZIP samples
- 80202, 80211, 80220
- Median home
- $616,000
- Electricity
- 16.54c/kWh
Seattle, WA
High labor and housing costs make local-price transparency more valuable.
- ZIP samples
- 98101, 98103, 98115
- Median home
- $938,600
- Electricity
- 14.36c/kWh
Data transparency
Cost ranges are computed from public snapshots: Census city housing and income data, EIA residential electricity prices, PVWatts production, BLS wage baselines, IRS mileage, and Freddie Mac mortgage rates. Advertising benchmarks are kept as context only and never treated as a revenue guarantee.
Data cachePartial refresh
Refreshed Jul 1, 2026
6 of 6 markets fully refreshed
9 of 9 source groups refreshed
Accuracy notes
Partial refresh; 9 of 9 live source groups refreshed; 1 warning.
- eiaEIA_API_KEY was not provided; used the official EIA monthly HTML table fallback.