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White Sulphur Springs city, MT

ZIP Code 59645 — White Sulphur Springs city, MT Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
1,703
Median Income
$59,231
-21% vs US avg
Home Value
$283,100
-19% vs US avg
Median Rent
$535
-54% vs US avg
Median Age
58.6 yrs
+51% vs US avg
Area Code
Congress
Top Ancestry
IrishGermanEnglish
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Location
Coordinates
46.6877, -111.0547
Elevation
5,040 ft
Land Area
1669.3 sq mi
Water Area
1.5 sq mi (0% water)

At a glance

Population
1,703
Density
N/A
Median income
$59,231
-21% vs US avg
Home value
$283,100
-19% vs US avg
Median rent
$535
-54% vs US avg
Timezone

Overview of ZIP Code 59645

RetirementRetirement-oriented community
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What to know about ZIP 59645

ZIP code 59645 covers White Sulphur Springs, MT in Meagher County with a population of about 1,703.

At a glance, the area shows median age of 58.6 versus a U.S. median of about 38.9.

It sits in telephone area code 406; U.S. House district MT-2; the BILLINGS media market.

Local search focus: Retirement

White Sulphur Springs, MT fits a retirement-oriented profile (older median age or known retirement-community context). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Income and economy in White Sulphur Springs, MT

Median household income in ZIP 59645 is about $59,231 — about 21% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 6.1%; unemployment rate near 0.0%; 24.2% of adults with a bachelor’s degree or higher (about 9.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Agriculture, Public administration, and Education; about 11.7% of workers reporting work-from-home (about 3.5 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 59645

Median home value is about $283,100 — about 19% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $535 (about 54% below the U.S. median rent ($1,163)), and owner-occupancy near 83.3% (about 17.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 59645 in White Sulphur Springs, MT, a household would need roughly $78,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,819. That is about 32% above the local median household income ($59,231), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for White Sulphur Springs city, MT as Very Low (composite score 2.8), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (68.4) and flood (9.7). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for White Sulphur Springs city, MT show little to no average snow and around 13.0 inches of annual precipitation.

IRS migration statistics show a net inflow of about 90 for ZIP 59645 (White Sulphur Springs city, MT) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport HLN (44.4 miles (71.4 km)) · Helena College University of Montana (46.0 miles (74.1 km)) · Grant-Kohrs Ranch National Historic Site (82.6 miles (132.9 km)) · VA: Helena VA Sleep Clinic (44.3 miles (71.2 km))

Full lists and map pins are in the Infrastructure section below.