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Hyattville
Wyoming›Big Horn County

HyattvilleWY

The town was settled in 1887 and has 47 residents today.

EJP County Line Bridge · Photo: Jbernhisel · CC BY-SA 4.0
Photo of Hyattville

Hyattville, WY · EJP County Line Bridge · Photo: Jbernhisel · CC BY-SA 4.0

Is Hyattville a good place to live?

Hyattville’s age of the median resident is 78.5 years, where Wyoming’s towns sit at 37.3 years and U.S. towns at 40.5 years. Of the 29 Wyoming towns we compare, none has a lower median household income than Hyattville. Hyattville has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

47 people, and everyone knows the way

In a town this size, neighbors are the best guide. Ask them anything.

Nearby towns
Getting set up

Moving to Hyattville: who provides what

Hyattville is unincorporated, so Big Horn County and regional agencies provide most services.

PowerBig Horn Rural ElectricEIAHIFLD · EIA
WaterHyattville S&i DistrictNo health-based violations in 5 years · EPAEPA
Internet1 providers75% of addresses get 100/20 MbpsFCC
Trash & county servicesBig Horn CountyBig Horn County provides services here
SchoolsBig Horn County School District 4Which school depends on your addressNCES
Register to voteIn personWyoming has no online registration; you can register in person up to and including Election Day or by mail (received 14 days before).vote.gov
Who runs elections hereBig Horn County ClerkBig Horn County; contacts on the Handbook page.FVAP, Jun 2025
ZIP code8242882428 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.

The data

Ordered by what stands out in Hyattville.

Natural hazards

Hyattville faces a very high natural-hazard risk, led by inland flooding

Of the losses FEMA expects in Hyattville, 69% come from inland flooding and 9% from cold waves. Expected damage from storms and floods is higher here than in 81% of U.S. communities.

81risk score of 100
FEMA risk score
81Very high riskLowerHigher
Inland floodingCold wavesLandslides

FEMA National Risk Index · OpenFEMA

Climate

Hyattville has snowy winters and hot summers

In July, afternoons reach 88°; in January, nights fall to 10°, and about 52 inches of snow falls in a winter.

52″snow a winter

Typical low → high °F

Winter11–35°
Spring32–58°
Summer53–84°
Fall32–60°
Oct 1
typical first frost
May 10
typical last frost
+1.5°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

A smaller share of adults binge drink in Hyattville than in most of Wyoming or the rest of the country

Among adults in Hyattville, 42% have high blood pressure. No town among the 29 in Wyoming we compare has a higher share of adults who have diabetes than Hyattville. This Wyoming town does better than the Wyoming average on 4 of 31 CDC measures and worse on 9.

HyattvilleWyoming townsU.S. towns
Binge drink (CDC PLACES)12%16%16%
High blood pressure (CDC PLACES)42%31%35%
Diabetes (CDC PLACES)15%11%12%
Yearly checkup (CDC PLACES)74%68%79%
31 measures vs. Wyoming
4 better18 too close to call9 worse
What stands outHyattvilleWY
Fewer binge drinkers11.8%15.4%
More adults treating high blood pressure80.2%73%
More adults with COPD11%7%
Washakie Medical Center
23.2 mi away · emergency room
2 of 3
care shortages: primary care, mental health

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

Outdoors

Conservation land takes up 4.4% of Hyattville

The concentration of trails in Hyattville is 1.3 miles per square mile. 5.3 miles of trail.

4.4%conserved
HyattvilleWyoming townsU.S. towns
Miles of trail per square mile1.3 miles per square mile1.20.4
Conserved land4.4%8.8%4.3%
4.4%
conserved · 115 of 2,609 acres
5.3 mi
of trails · 1.3 per sq mi

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

Housing

Homes in Hyattville sell for about $239K

73% of Hyattville households own their home.

$239Kmedian sale price
0
homes sold in June

Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center

Keep exploring

Everything we know about Hyattville

16pages on Hyattville
After high school

Colleges nearby

None within 15 miles of Hyattville; the nearest are

About Hyattville

Census-designated place in Big Horn County, Wyoming, United States

Hyattville is a census-designated place (CDP) in Big Horn County, Wyoming, United States. The population was 75 at the 2010 census.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Area
4.1 sq mi
Elevation
4,452 ft
ZIP code
82428
Area code
307

Questions about Hyattville

Short answers, built from the data on this page.

Is Hyattville, WY a good place to live?

Hyattville has fewer than 1,000 residents, too few for fair grades; the figures below are still real.