Highest climate-risk ZIP codes in Wyoming
Top 23 highest FEMA NRI climate-risk counties in Wyoming (one representative ZIP per county). #1 is 82001 (Cheyenne) at score 76.7. 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: Laramie County (82001) at 76.7; Teton County (83001) at 70.6; Natrona County (82604) at 68.9.
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 Wyoming 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 | 82001 | Cheyenne | Laramie County | 76.7 | 37,955 | $74,149 | $291,400 |
| 2 | 83001 | Hoback | Teton County | 70.6 | 17,458 | $114,402 | $1,369,000 |
| 3 | 82604 | Casper | Natrona County | 68.9 | 27,584 | $75,683 | $270,800 |
| 4 | 82801 | Sheridan | Sheridan County | 65.2 | 25,727 | $70,315 | $339,500 |
| 5 | 82501 | Arapahoe | Fremont County | 59.7 | 18,946 | $62,456 | $226,400 |
| 6 | 82414 | Cody | Park County | 57.7 | 16,381 | $74,069 | $421,100 |
| 7 | 82718 | Gillette | Campbell County | 56.1 | 26,197 | $104,454 | $289,900 |
| 8 | 83110 | Afton | Lincoln County | 51.9 | 5,166 | $83,442 | $348,000 |
| 9 | 82070 | Laramie | Albany County | 48.5 | 20,149 | $65,399 | $325,500 |
| 10 | 82301 | Rawlins | Carbon County | 42.7 | 8,267 | $68,925 | $208,000 |
| 11 | 82633 | Douglas | Converse County | 31.4 | 9,511 | $81,467 | $274,200 |
| 12 | 82431 | Lovell | Big Horn County | 31.1 | 3,227 | $64,881 | $216,500 |
| 13 | 82901 | Rock Springs | Sweetwater County | 30.6 | 27,471 | $74,107 | $238,800 |
| 14 | 82240 | Torrington | Goshen County | 28.5 | 9,547 | $65,568 | $233,900 |
| 15 | 82201 | Slater | Platte County | 25.7 | 6,615 | $65,900 | $250,200 |
| 16 | 82401 | Worland | Washakie County | 24.4 | 7,053 | $63,342 | $186,600 |
| 17 | 82941 | Pinedale | Sublette County | 21.6 | 4,592 | $91,860 | $323,300 |
| 18 | 82834 | Buffalo | Johnson County | 19.3 | 7,699 | $63,128 | $297,000 |
| 19 | 82937 | Urie | Uinta County | 16.7 | 3,236 | $97,333 | $245,700 |
| 20 | 82443 | Lucerne | Hot Springs County | 16.1 | 4,534 | $67,869 | $217,500 |
| 21 | 82721 | Pine Haven | Crook County | 16.1 | 2,963 | $70,929 | $272,900 |
| 22 | 82701 | Newcastle | Weston County | 7.9 | 5,411 | $88,843 | $218,400 |
| 23 | 82225 | Lance Creek | Niobrara County | 3.3 | 1,746 | $46,759 | $200,500 |
Frequently asked questions
Which areas in Wyoming have the highest climate or disaster risk?
FEMA NRI scores are county-level on US5. Laramie County ranks near the top at 76.7 (representative ZIP 82001). Higher scores indicate greater relative natural-hazard exposure.
How does US5 rank ZIP codes in Wyoming?
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 Wyoming?
Visit the Wyoming state page for the full ZIP table, demographics summary, and sortable income/housing columns.