Wyoming›Sublette County

BoulderWY

A town, settled in 1905.

DDZ Bridge over New Fork River · Photo: Clayton B. Fraser · Public domain

Typical home

$507K

+2.3% in a year

Land area

2 sq mi

Is Boulder a good place to live?

DDZ Bridge over New Fork River and Steele Homestead is on the National Register of Historic Places. We don’t grade Boulder yet; the figures below are still real.

DDZ Bridge over New Fork River · National Register of Historic Places

Boulder’s story

121 years in pictures

The archive holds 5 old photos and papers going back to 2004 and 2 maps from 1964 on.

1 place on the National Register of Historic Places.

1905Boulder is settled

Explore the history →

Getting set up

Moving to Boulder: who provides what

Boulder is unincorporated, so Sublette County and regional agencies provide most services.

PowerRocky Mountain Power15.1¢/kWh · EIA 2025HIFLD · EIA

InternetProviders and speedsData pending · D4

Trash & county servicesSublette CountySublette County provides services here

SchoolsSublette County School District 1Which 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 hereSublette County ClerkSublette County; contacts on the Handbook page.FVAP, Sep 2026

ZIP code8292382923 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 Boulder.

Housing

The typical home in Boulder is valued at about $507K

Home values are up 2.3% over the year to September 2026.

$507KZillow home value

Typical home value

Boulder$507K

Wyoming$369K

+2.3%

value change, 1 year

Full pageBoulder’s housing & cost-of-living pageOpen the page

Prices over the yearsUp 2.3% in a year Years of income to buyYears of income to buy RentsRents

Zillow Home Value Index · Redfin Data Center

Climate

In Boulder, expect snowy winters and pleasant summers

The typical July afternoon high in the town is 81°F.

42″snow a winter

Typical low → high °F

Winter-0–30°

Spring21–52°

Summer39–78°

Fall21–56°

+1.4°

vs. the 20th-century average

Full pageBoulder’s climate pageOpen the page

A year of weatherJuly highs 81°, January lows -2°Rain & snow42″ of snow a winter · 10 inches of rain and snow a year Heating & coolingMostly a heating bill Then and now+1.4° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

Boulder stands out in Wyoming and nationally, with fewer of its adults who worry about having enough food

Boulder: 7.5% of adults 18 to 64 have no health insurance. Among 29 Wyoming towns, just 2 have a higher share of adults who had a checkup this year than Boulder. 30% of adults sleep under 7 hours in the town, below both Wyoming’s towns (32%) and U.S. towns (36%).

	Boulder	Wyoming towns	U.S. towns
Yearly checkup (CDC PLACES)	73%	68%	79%
Sleep under 7 hours (CDC PLACES)	30%	32%	36%
Smoke cigarettes (CDC PLACES)	12%	15%	14%
Frequent mental distress (CDC PLACES)	15%	17%	17%

31 measures vs. Wyoming

7 better23 too close to call1 worse

What stands out	Boulder	WY
Fewer uninsured adults	7.5%	11.6%
Fewer adults facing food insecurity	6.9%	9.7%
More adults who have had cancer	10.7%	8.9%

Sublette County Health

11.3 mi away · emergency room

2 of 3

care shortages: primary care, mental health

Full pageBoulder’s health reportOpen the page

Everyday habitsFewer smokers Hospitals & doctors nearby11.3 miles to an ER · Sublette County Health How adults are doingFewer adults in fair or poor health Every CDC estimateBetter than WY on 7 of 31

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

Natural hazards

The biggest natural risk in Boulder is avalanches, at a moderate overall level

FEMA expects less storm and flood damage in Boulder than in 58% of U.S. communities. Of the losses FEMA expects in the town, 55% come from avalanches and 24% from inland flooding.

42risk score of 100

FEMA risk score

AvalanchesInland floodingLightning

Full pageBoulder’s hazards pageOpen the page

What it facesModerate risk Flood claims0 paid flood claims · No paid flood claims on record Past disasters2 disaster declarations · Declared for the county Get ready1.1 events a year, on average · Ready for avalanches

FEMA National Risk Index · OpenFEMA

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