Data · May 2026 data · 13-month trend
Arizona Flood Insurance Costs
Homeowners taking out or renewing NFIP flood coverage in Arizona paid an average premium of $791 in May 2026. That runs 19.5% below the national average of $982. The figure is up 5.1% year over year. In all, 1,822 policies were written or renewed across 16 counties that month, and Greenlee County topped the county table at $2,669.
What we measure: Average premium among policies newly written or renewed that month (NFIP transactions) — not the official in-force average. OpenFEMA transaction data is published on a lag of roughly two months; the latest period shown reflects that lag.
Key facts — May 2026
- Average premium
- $791
- Avg total cost (with fees)
- $1,058
- Change (year over year)
- +5.1%
- vs national average
- -19.5%
- Policies written or renewed
- 1,822
- Counties reporting
- 16
Arizona trend, last 13 months
Average premium among policies newly written or renewed each month. Bars scale to the highest month shown.
| Month | Avg premium | Premium relative to highest month | Avg total cost | Policies |
|---|---|---|---|---|
| May 2025 | $753 | $1,014 | 1,972 | |
| June 2025 | $929 | $1,223 | 1,613 | |
| July 2025 | $826 | $1,108 | 2,088 | |
| August 2025 | $833 | $1,109 | 2,199 | |
| September 2025 | $717 | $973 | 2,501 | |
| October 2025 | $852 | $1,135 | 1,960 | |
| November 2025 | $868 | $1,151 | 1,619 | |
| December 2025 | $714 | $963 | 2,072 | |
| January 2026 | $816 | $1,108 | 1,791 | |
| February 2026 | $863 | $1,157 | 1,537 | |
| March 2026 | $910 | $1,214 | 1,594 | |
| April 2026 | $899 | $1,197 | 1,562 | |
| May 2026 | $791 | $1,058 | 1,822 |
County breakdown — May 2026
Sorted by average premium, highest first. Rows labeled with a FIPS code are reporting areas without a matched county name. Watch the policy count before reading much into small-county averages.
| County | Avg premium | Premium relative to highest county | Avg total cost | Policies |
|---|---|---|---|---|
| Greenlee County | $2,669 | $3,446 | 1 | |
| Apache County | $1,981 | $2,410 | 2 | |
| Santa Cruz County | $1,529 | $1,961 | 24 | |
| Navajo County | $1,462 | $1,879 | 22 | |
| Gila County | $1,419 | $1,822 | 15 | |
| Cochise County | $1,378 | $1,750 | 68 | |
| Coconino County | $1,279 | $1,690 | 54 | |
| Yavapai County | $1,047 | $1,374 | 177 | |
| Pima County | $1,030 | $1,335 | 197 | |
| La Paz County | $1,018 | $1,458 | 11 | |
| Mohave County | $912 | $1,219 | 54 | |
| Graham County | $863 | $1,090 | 17 | |
| Pinal County | $788 | $1,038 | 68 | |
| Yuma County | $747 | $1,022 | 33 | |
| FIPS 04000 | $608 | $901 | 2 | |
| Maricopa County | $590 | $814 | 1,073 |
Use this data
Download Arizona CSV (arizona.csv) — free to reuse with attribution. Read the full methodology for formulas, update cadence, and limitations. Source: FEMA OpenFEMA NFIP policy transaction data (FimaNfipPolicies).
"Arizona Flood Insurance Costs." Out of the Storm News Flood Insurance Cost Index, May 2026, based on FEMA OpenFEMA NFIP policy transaction data. https://outofthestormnews.com/flood-insurance/costs/arizona
Related guides
Editorial context for reading these numbers — how NFIP coverage and pricing work in practice, and what a flood map does and doesn’t tell you.