US Monthly Mortgage Cost by State
The monthly cost of a mortgage is not just principal and interest — property tax and homeowners insurance can swing the total by hundreds of dollars a month depending on the state. This page compares both, with real sourced figures, across all 50 states + DC.
- Property-tax rates: effective real-estate tax rate per state, from WalletHub “Property Taxes by State in 2026” effective real-estate tax rate (as of 2026-02-17).
- Homeowners insurance: average annual premium for a $300,000 dwelling, from Insurance.com / Quadrant Information Services ($300,000 dwelling) (national average $2,543/yr, as of 2026-03-20).
Pick a home price below, sort by what matters to you, and click any state for its full PITI calculator.
Estimate only. Property tax is set locally and varies within each state; insurance is a state average for a $300k dwelling. These are statewide averages for comparison, not quotes.