Highest climate-risk ZIP codes in Utah
Top 25 highest FEMA NRI climate-risk counties in Utah (one representative ZIP per county). #1 is 84096 (Herriman) at score 98.6. Compare hazard exposure on US5.
FEMA’s National Risk Index is published at the county level on US5, so every ZIP in the same county shares the same composite score. This board shows one representative ZIP per county (the most populous code in that county) ranked by NRI — a relative signal of natural-hazard exposure for planning and insurance context.
Highest county scores on this board: Salt Lake County (84096) at 98.6; Utah County (84043) at 95.3; Washington County (84790) at 92.8.
Open a representative ZIP for flood, wildfire, and hurricane component scores, plus a plain-language risk summary.
Open any ZIP for a full demographics, income, and housing profile, or return to the Utah state page for the complete ZIP table.
Ranked counties (representative ZIP)
FEMA NRI is county-level data. Each row shows the most populous ZIP in that county as a representative entry.
| # | ZIP | City | County | NRI risk score | Population | Income | Home value |
|---|---|---|---|---|---|---|---|
| 1 | 84096 | Herriman | Salt Lake County | 98.6 | 71,115 | $117,800 | $540,500 |
| 2 | 84043 | Lehi | Utah County | 95.3 | 81,839 | $125,598 | $567,500 |
| 3 | 84790 | St. George | Washington County | 92.8 | 54,353 | $85,720 | $500,900 |
| 4 | 84015 | Clearfield | Davis County | 87.8 | 70,730 | $92,634 | $377,200 |
| 5 | 84404 | Plain City | Weber County | 87.0 | 65,875 | $81,917 | $352,700 |
| 6 | 84321 | Logan | Cache County | 66.5 | 49,811 | $66,262 | $360,300 |
| 7 | 84721 | Cedar City | Iron County | 61.4 | 29,635 | $73,342 | $345,000 |
| 8 | 84098 | Summit Park | Summit County | 60.1 | 20,311 | $171,151 | $1,117,700 |
| 9 | 84302 | Brigham City | Box Elder County | 55.9 | 26,711 | $75,247 | $343,100 |
| 10 | 84074 | Tooele | Tooele County | 48.9 | 57,470 | $102,313 | $383,300 |
| 11 | 84741 | Kanab | Kane County | 39.7 | 6,145 | $75,951 | $358,500 |
| 12 | 84627 | Ephraim | Sanpete County | 38.6 | 6,151 | $78,269 | $417,500 |
| 13 | 84759 | Panguitch | Garfield County | 37.6 | 2,209 | $75,566 | $301,600 |
| 14 | 84032 | Independence | Wasatch County | 33.5 | 25,328 | $101,365 | $647,900 |
| 15 | 84511 | White Mesa | San Juan County | 26.8 | 4,248 | $62,015 | $245,600 |
| 16 | 84701 | Richfield | Sevier County | 22.7 | 8,756 | $77,532 | $296,500 |
| 17 | 84624 | Delta | Millard County | 22.2 | 5,956 | $70,581 | $259,600 |
| 18 | 84648 | Nephi | Juab County | 15.3 | 7,289 | $97,708 | $386,300 |
| 19 | 84713 | Beaver | Beaver County | 10.4 | 4,381 | $88,136 | $332,900 |
| 20 | 84532 | Spanish Valley | Grand County | 10.3 | 10,648 | $64,145 | $491,100 |
| 21 | 84501 | Price | Carbon County | 8.7 | 13,002 | $53,256 | $212,900 |
| 22 | 84066 | Ballard | Duchesne County | 7.6 | 14,626 | $75,383 | $259,200 |
| 23 | 84528 | Huntington | Emery County | 7.0 | 2,955 | $79,489 | $199,600 |
| 24 | 84078 | Naples | Uintah County | 4.0 | 30,669 | $71,230 | $279,000 |
| 25 | 84046 | Manila | Daggett County | 3.7 | 651 | $70,714 | $238,800 |
Frequently asked questions
Which areas in Utah have the highest climate or disaster risk?
FEMA NRI scores are county-level on US5. Salt Lake County ranks near the top at 98.6 (representative ZIP 84096). Higher scores indicate greater relative natural-hazard exposure.
How does US5 rank ZIP codes in Utah?
We rank one representative ZIP per county (highest population in the county) by FEMA NRI composite score from high to low. NRI is county-level data, so all ZIPs in a county share the same score.
Where can I explore all ZIP codes in Utah?
Visit the Utah state page for the full ZIP table, demographics summary, and sortable income/housing columns.