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Petersville
Alaska›Matanuska-Susitna Borough

PetersvilleAK

This town of 53 people was settled in 1936.

1 bordering townMap →
Photo: Andrew Otto · CC BY-SA 2.0
Photo of Petersville

Petersville, AK · Photo: Andrew Otto · CC BY-SA 2.0 · Source ↗

Is Petersville a good place to live?

Petersville’s typical July afternoon high is 71°F, above Alaska’s towns (66°F) but below U.S. towns (85°F). No town among the 42 in Alaska we compare has a higher owner-occupancy rate than Petersville. 95% of the land in Petersville is conserved, above both Alaska’s towns (15%) and U.S. towns (4.3%). The biggest park or preserve is Kroto And Moose Creek Recreation River, at 8,423 acres. Petersville has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

53 people, and everyone knows the way

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

Trapper CreekTrapper CreekPetersville
Getting set up

Moving to Petersville: who provides what

Petersville is unincorporated, so Matanuska-Susitna Borough and regional agencies provide most services.

InternetProviders and speedsData pending · D4
Trash & county servicesMatanuska-Susitna BoroughMatanuska-Susitna Borough provides services here
SchoolsMatanuska-Susitna Borough School DistrictWhich school depends on your addressNCES
Register to voteOnlineIn Alaska you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (received 30 days before).vote.gov
Who runs elections hereAbsentee and Petition OfficeState of Alaska; contacts on the Handbook page.FVAP, Jun 2025
ZIP code9968399683 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Sep 30, 2026.

The data

Ordered by what stands out in Petersville.

Outdoors

Conservation land takes up nearly a third of Petersville

76 miles of trail in 3 parks and preserves. In Petersville, the density of trails is 0.2 miles per square mile. Parks and preserves in the town: 3, covering 12,291 acres.

95.2%conserved
95.2%
conserved · 279,160 of 293,115 acres
76 mi
of trails · 0.2 per sq mi
Biggest places to walkTrailsAcres
1. Kroto And Moose Creek Recreation River—8,423
2. Denali National Park—3,728
3. Denali State Park—140

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

Natural hazards

Very high risk in Petersville, with avalanches at the top

Petersville’s FEMA hazard score stands at 87 of 100. Expected losses in Petersville break down as 85% from avalanches and 11% from earthquakes.

87risk score of 100
FEMA risk score
87Very high riskLowerHigher
AvalanchesEarthquakes

FEMA National Risk Index · OpenFEMA

Climate

In Petersville, expect four seasons and pleasant summers

The town’s January low comes in at 7°F.

71°summer high

Typical low → high °F

Winter9–25°
Spring24–49°
Summer46–70°
Fall26–42°
Sep 13
typical first frost
May 28
typical last frost
71°
typical summer high

NOAA U.S. Climate Normals, 1991–2020

Health

A smaller share of adults binge drink in Petersville than in most of Alaska or the rest of the country

17% of adults report frequent physical distress in Petersville. Among 42 Alaska towns, just one has a higher share of adults who get no exercise outside work than Petersville. Of 32 CDC measures, Petersville beats the Alaska average on 11 and trails it on 9.

PetersvilleAlaska townsU.S. towns
Binge drink (CDC PLACES)12%18%16%
High blood pressure (CDC PLACES)44%32%35%
Frequent physical distress (CDC PLACES)17%13%14%
Feel lonely (CDC PLACES)28%32%33%
32 measures vs. Alaska
11 better12 too close to call9 worse
What stands outPetersvilleAK
Fewer binge drinkers12.3%17.6%
Fewer adults facing housing insecurity9.2%12.3%
More adults with heart disease9.7%5.7%
Mat-Su Regional Medical Center
80.4 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

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

0
homes sold in September

Zillow Home Value Index · Redfin Data Center

Keep exploring

Everything we know about Petersville

13pages on Petersville
After high school

Colleges nearby

None within 15 miles of Petersville; the nearest are

Get outside

76 miles of trails in Petersville

95.2% of the town is conserved land, across 3 parks and preserves.

Map of trails and conserved land in PetersvilleConservedTrails
1
Kroto And Moose Creek Recreation River8,423 acres
2
Denali National Park3,728 acres
3
Denali State Park140 acres
Trails © OpenStreetMap contributors · USGS PAD-US

About Petersville

Census-designated place in Alaska, United States

Petersville is a census-designated place (CDP) in Matanuska-Susitna Borough, Alaska, United States. It is part of the Anchorage Metropolitan Area. The population was 27 at the 2020 census.

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

Area
463 sq mi
Elevation
1,617 ft

Questions about Petersville

Short answers, built from the data on this page.

Is Petersville, AK a good place to live?

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