Zip Code 59901
Kalispell, Montana — Flathead County
📍 ZIP code 59901 is in Kalispell, Flathead County, Montana.
ZIP code 59901 is located in Kalispell, Flathead County, Montana. It is a zip code in the Mountain (MST/MDT) Time Zone with an estimated population of 61,710. The area code for ZIP code 59901 is 406.
Quick Answer
Zip code 59901 is in Kalispell, Montana (Flathead County). It has a population of 61,710, median household income of $70,391, and median home value of $417,200.
Population
61,710
Income
$70,391
Home Value
$417,200
Climate
82°F / 16°F
About Zip Code 59901
Zip code 59901 is located in Kalispell, Montana, within Flathead County. Home to approximately 61,710 residents, this area sits at an elevation of 3057 ft and falls within the Mountain (MST/MDT) timezone. The local area code is 406.
The median household income is $70,391 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $417,200, and the cost of living index is 116 (16% above the national average of 100).
Summers average a high of 82°F while winters drop to 16°F. The area receives about 17 in of rain and 54 in of snow annually. The zip code covers 452.1 square miles of land area and 12.6 square miles of water.
Key Statistics
61,710
$70,391
$417,200
Mountain (MST/MDT)
406
3057 ft
452.1 sq mi
39.1
25,154
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Compare With Nearby Zip Codes
| Metric | 59901 | 59932 | 59937 | 59912 | 59922 | 59920 |
|---|---|---|---|---|---|---|
| City | Kalispell, MT | Somers, MT | Whitefish, MT | Columbia Falls, MT | Lakeside, MT | Kila, MT |
| Population | 61,710 | 1,530 | 14,653 | 15,745 | 2,617 | 1,635 |
| Median Income | $70,391 | $57,325 | $75,512 | $73,515 | $79,608 | $83,300 |
| Home Value | $417,200 | $617,500 | $654,800 | $438,000 | $549,100 | $668,600 |
| Cost of Living | 116 | 189 | 170 | 115 | 140 | 140 |
| Median Age | 39.1 | 64.3 | 47.3 | 41 | 51.9 | 44.4 |
Cost of Living
100 = National Average. Kalispell's cost of living is 16% above the national average.
vs. State Avg
Above
Affordability
Moderate
Income-to-Home
5.9x
Demographics
Zip code 59901 has a population of 61,710 people with a median age of 39.1. There are 25,154 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Kalispell (59901) population trend from 2010 to 2024
↑ 21.2%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
82°F
16°F
17 in
54 in
Kalispell experiences warm summers with average highs around 82°F. Winters are cold with lows averaging 16°F. With 54 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$417,200
Median Household Income
$70,391
With 25,154 housing units across 452.1 square miles, 59901 has a housing density of 56 units per square mile. The home price-to-income ratio is 5.9x.
Location & Geography
Latitude
48.2296°
Longitude
-114.3851°
Land Area
452.1 sq mi
Water Area
12.6 sq mi
Nearby Zip Codes
Zip codes closest to 59901 (Kalispell, MT) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 59901's $70,391. A way to compare Kalispell to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 59901 (Kalispell, MT). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Kalispell, Montana?
Kalispell, Montana uses zip code 59901.
What county is zip code 59901 in?
Zip code 59901 is located in Flathead County, Montana.
What is the population of zip code 59901?
The population of zip code 59901 is 61,710 with a median age of 39.1.
Is 59901 in Kalispell, Montana?
Yes, zip code 59901 is in Kalispell, Flathead County, Montana. The area code is 406.
Frequently Asked Questions
What city is zip code 59901 in?
Zip code 59901 is in Kalispell, Montana. It is part of Flathead County and uses the Mountain (MST/MDT) timezone.
What is zip code 59901?
Zip code 59901 is a U.S. postal code in Kalispell, Montana (Flathead County). It has a population of 61,710 and covers 452.1 square miles.
What is the population of zip code 59901?
The population of zip code 59901 (Kalispell, MT) is 61,710 with a median age of 39.1. There are approximately 25,154 housing units in this area.
What is the median income in zip code 59901?
The median household income in zip code 59901 (Kalispell, MT) is $70,391 per year. The cost of living index is 116 (100 = national average).
What is the average home price in zip code 59901?
The median home value in zip code 59901 (Kalispell, MT) is $417,200. The cost of living index is 116 compared to the national average of 100.
What county is zip code 59901 in?
Zip code 59901 is located in Flathead County, Montana. The primary city is Kalispell.
What is the area code for zip code 59901?
Zip code 59901 in Kalispell, MT uses area code 406. It is located in the Mountain (MST/MDT) timezone.
Is zip code 59901 a good place to live?
Zip code 59901 (Kalispell, MT) has a cost of living index of 116 (100 = national average), a median household income of $70,391, and median home values of $417,200. The median age is 39.1. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 59901?
The cost of living index for zip code 59901 (Kalispell, MT) is 116, where 100 represents the national average. This area is above the national average. Median home value: $417,200.
What schools serve zip code 59901?
Zip code 59901 in Kalispell, Montana is served by the local school district of Flathead County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.