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Sidney city, MT

ZIP Code 59270 — Sidney city, MT Demographics & Data

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

Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
8,844
Median Income
$68,031
-9% vs US avg
Home Value
$260,600
-25% vs US avg
Median Rent
$779
-33% vs US avg
Median Age
38.7 yrs
-1% vs US avg
Area Code
Congress
Top Ancestry
GermanNorwegianIrish
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Location
Coordinates
47.6094, -104.0861
Elevation
1,933 ft
Land Area
961.4 sq mi
Water Area
8.3 sq mi (1% water)

At a glance

Population
8,844
Density
N/A
Median income
$68,031
-9% vs US avg
Home value
$260,600
-25% vs US avg
Median rent
$779
-33% vs US avg
Timezone

Overview of ZIP Code 59270

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What to know about ZIP 59270

ZIP code 59270 covers Sidney, MT in Richland County with a population of about 8,844.

At a glance, the area shows median age of 38.7 (near the U.S. median).

It sits in telephone area codes 406, 701; U.S. House district MT-2; the MINOT - BISMARCK - DICKINSON media market.

Income and economy in Sidney, MT

Median household income in ZIP 59270 is about $68,031 — about 9% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 6.7%; unemployment rate near 3.3%; 19.3% of adults with a bachelor’s degree or higher (about 14.4 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Construction, Retail trade, and Healthcare; about 5.8% of workers reporting work-from-home (about 9.4 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 59270

Median home value is about $260,600 — about 25% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $779 (about 33% below the U.S. median rent ($1,163)), and owner-occupancy near 68.5% (about 3.1 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 59270 in Sidney, MT, a household would need roughly $72,000 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 $1,674. That is roughly in line with the local median household income ($68,031). 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 Sidney city, MT as Relatively Low (composite score 52.7), which is near the middle of the national distribution. The strongest component scores on US5 are wildfire (55.0) and flood (25.1). 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 Sidney city, MT show little to no average snow and around 15.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 468 for ZIP 59270 (Sidney 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 SDY (8.3 miles (13.4 km)) · Williston State College (43.8 miles (70.5 km)) · Fort Union Trading Post National Historic Site (27.1 miles (43.7 km)) · VA: Williston VA Community Based Outpatient Clinic (42.8 miles (68.9 km))

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