Guest, Sign inJoin

Post to Forty Mile Colony

We’ll email a one-tap link to publish your post. No password, and nothing is public until you click it.
Already a member? Sign in
Forty Mile Colony
Montana›Big Horn County
CompareFollow

Forty Mile ColonyMT

A town in Montana.

Rosebud Battlefield-Where the Girl Saved Her Brother · Photo: Phil Konstantin · Public domain
Photo of Forty Mile Colony

Forty Mile Colony, MT · Rosebud Battlefield-Where the Girl Saved Her Brother · Photo: Phil Konstantin · Public domain

Land area
0 sq mi

Is Forty Mile Colony a good place to live?

Only 2 of the 43 Montana towns we compare have a higher peak summer temperature than Forty Mile Colony. We don’t grade Forty Mile Colony yet; the figures below are still real.

Getting set up

Moving to Forty Mile Colony: who provides what

Forty Mile Colony is unincorporated, so Big Horn County and regional agencies provide most services.

PowerBig Horn County Elec CoopEIAHIFLD · EIA
Internet3 providers100% of addresses get 100/20 MbpsFCC
Trash & county servicesBig Horn CountyBig Horn County provides services here
SchoolsLodge Grass Elementary School DistrictLodge Grass High School District2 districts serve Forty Mile Colony; which school depends on your address and gradeNCES
Register to voteIn personMontana has no online registration; you can register in person up to and including Election Day or by mail (postmarked 30 days before).vote.gov
Who runs elections hereBig Horn County Election AdministratorBig Horn County; contacts on the Handbook page.FVAP, Jun 2023
ZIP code5905059050 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 Forty Mile Colony.

Natural hazards

Compared with most of Montana and the rest of the country, the FEMA risk score in Forty Mile Colony is higher

FEMA puts 50% of Forty Mile Colony’s expected hazard losses down to inland flooding, and 14% to wildfires. Expected storm and flood damage is higher than in 86% of U.S. communities.

86risk score of 100
FEMA risk score
86Very high riskLowerHigher
Inland floodingWildfireCold waves
Full pageForty Mile Colony’s hazards pageOpen the full Hazards page
What it facesVery high riskFlood claims0 paid flood claims · No paid flood claims on recordPast disasters7 disaster declarations · Declared for the countyGet ready0.7 events a year, on average · Ready for inland flooding

FEMA National Risk Index · OpenFEMA

Climate

The climate in Forty Mile Colony brings four seasons and hot summers

The January low for Forty Mile Colony comes to 10°F, against 15°F in Montana’s towns and 22°F across U.S. towns.

89°summer high

Typical low → high °F

Winter11–37°
Spring31–59°
Summer51–85°
Fall31–61°
Sep 17
typical first frost
May 21
typical last frost
+1.3°
vs. the 20th-century average
89°
typical summer high
Full pageForty Mile Colony’s climate pageOpen the full Climate page
A year of weatherJuly highs 89°, January lows 10°Rain & snow15″ of rain a year · Rain a yearHeating & coolingMostly a heating billThen and now+1.3° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

More of Forty Mile Colony’s adults worry about having enough food than in the typical Montana or U.S. town

In Forty Mile Colony, 29% of adults say their health is fair or poor, above both Montana’s towns (19%) and U.S. towns (19%), and among adults in the town, 23% report frequent mental distress. Only one of the 42 Montana towns we compare has a higher share of adults who smoke cigarettes than Forty Mile Colony. Of 32 CDC measures, Forty Mile Colony beats the Montana average on 1 and trails it on 23.

Forty Mile ColonyMontana townsU.S. towns
Smoke cigarettes (CDC PLACES)26%14%14%
Frequent mental distress (CDC PLACES)23%18%17%
Frequent physical distress (CDC PLACES)19%14%14%
Food insecurity (CDC PLACES)30%12%14%
32 measures vs. Montana
1 better8 too close to call23 worse
What stands outForty Mile ColonyMT
Fewer adults who have had cancer6.6%9.3%
More adults facing food insecurity30.3%11.7%
P H S Indian Hospital Crow / Northern Cheyenne
17.9 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health
Full pageForty Mile Colony’s health reportOpen the full Health report
Everyday habitsMore smokersHospitals & doctors nearby17.9 miles to an ER · P H S Indian Hospital Crow / Northern CheyenneHow adults are doingMore adults in fair or poor healthEvery CDC estimateBetter than MT on 1 of 32

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

Keep exploring

Everything we know about Forty Mile Colony

12pages on Forty Mile Colony
The big questions
HealthBetter than MT on 1 of 32 CDC measuresNatural hazardsFEMA risk higher than 86% of U.S. communities · inland flooding
Out and about
PlacesAttractions6 nearby · Little Bighorn Battlefield National Monument 16 miLibraryTongue River Branch LibraryColleges
The story
Climate89° summer highs
Day to day
NewsWeatherHandbookTown SquareNeighbors
After high school

Colleges nearby

None within 15 miles of Forty Mile Colony; the nearest are

Little Big Horn CollegeCommunity college · Public · Crow Agency22.7 mi$3,200 in-state tuitionMontana State University BillingsUniversity or college · Public · Billings66.7 mi$7,280 in-state tuition

Prices by family income, graduation and earnings →

About Forty Mile Colony

Census-designated place in Montana, United States

Forty Mile Colony is a Hutterite colony and census-designated place (CDP) in Big Horn County, Montana, United States, within the Crow Indian Reservation. It is in the valley of the Little Bighorn River, 3 miles (5 km) south of the town of Lodge Grass. As of the 2020 census, Forty Mile Colony had a population of 28. The location was first listed as a CDP prior to the 2020 census.

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

Area
0.2 sq mi
Elevation
3,438 ft

Questions about Forty Mile Colony

Short answers, built from the data on this page.

Is Forty Mile Colony, MT a good place to live?

We don’t grade Forty Mile Colony yet; the figures below are still real. A town in Montana.