Zip Code 59405
Great Falls, Montana — Cascade County
📍 ZIP code 59405 is in Great Falls, Cascade County, Montana.
ZIP code 59405 is located in Great Falls, Cascade County, Montana. It is a zip code in the Mountain (MST/MDT) Time Zone with an estimated population of 34,059. The area code for ZIP code 59405 is 406.
Quick Answer
Zip code 59405 is in Great Falls, Montana (Cascade County). It has a population of 34,059, median household income of $60,509, and median home value of $236,800.
Population
34,059
Income
$60,509
Home Value
$236,800
Climate
83°F / 16°F
About Zip Code 59405
Zip code 59405 is located in Great Falls, Montana, within Cascade County. Home to approximately 34,059 residents, this area sits at an elevation of 4178 ft and falls within the Mountain (MST/MDT) timezone. The local area code is 406.
The median household income is $60,509 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $236,800, and the cost of living index is 76 (24% below the national average of 100).
Summers average a high of 83°F while winters drop to 16°F. The area receives about 15 in of rain and 69 in of snow annually. The zip code covers 405.7 square miles of land area and 2.9 square miles of water.
Key Statistics
34,059
$60,509
$236,800
Mountain (MST/MDT)
406
4178 ft
405.7 sq mi
34.9
15,260
Advertisement
Compare With Nearby Zip Codes
| Metric | 59405 | 59472 | 59480 | 59401 | 59414 | 59485 |
|---|---|---|---|---|---|---|
| City | Great Falls, MT | Sand Coulee, MT | Sand Coulee, MT | Great Falls, MT | Black Eagle, MT | Ulm, MT |
| Population | 34,059 | 512 | 317 | 13,600 | 654 | 767 |
| Median Income | $60,509 | $61,023 | $92,917 | $53,750 | $55,588 | $88,292 |
| Home Value | $236,800 | $267,500 | $268,800 | $206,100 | $179,800 | $289,000 |
| Cost of Living | 76 | 79 | 75 | 66 | 63 | 103 |
| Median Age | 34.9 | 55.2 | 53.6 | 38 | 40.6 | 43.3 |
Cost of Living
100 = National Average. Great Falls's cost of living is 24% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
3.9x
Demographics
Zip code 59405 has a population of 34,059 people with a median age of 34.9. There are 15,260 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Great Falls (59405) population trend from 2010 to 2024
↑ 164.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
83°F
16°F
15 in
69 in
Great Falls experiences warm summers with average highs around 83°F. Winters are cold with lows averaging 16°F. With 69 in of annual snowfall, residents should be prepared for significant winter weather.
Advertisement
Housing & Economy
Median Home Value
$236,800
Median Household Income
$60,509
With 15,260 housing units across 405.7 square miles, 59405 has a housing density of 38 units per square mile. The home price-to-income ratio is 3.9x.
Location & Geography
Latitude
47.3416°
Longitude
-111.2959°
Land Area
405.7 sq mi
Water Area
2.9 sq mi
Nearby Zip Codes
Zip codes closest to 59405 (Great Falls, MT) with distances:
All Zip Codes in Great Falls, MT
Other zip codes serving Great Falls:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 59405's $60,509. A way to compare Great Falls 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 59405 (Great Falls, 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.
Explore Montana
Popular "Near Me" Searches
Advertisement
People Also Ask
What zip code is Great Falls, Montana?
Great Falls, Montana uses zip code 59405 along with 2 other zip codes.
What county is zip code 59405 in?
Zip code 59405 is located in Cascade County, Montana.
What is the population of zip code 59405?
The population of zip code 59405 is 34,059 with a median age of 34.9.
Is 59405 in Great Falls, Montana?
Yes, zip code 59405 is in Great Falls, Cascade County, Montana. The area code is 406.
Frequently Asked Questions
What city is zip code 59405 in?
Zip code 59405 is in Great Falls, Montana. It is part of Cascade County and uses the Mountain (MST/MDT) timezone.
What is zip code 59405?
Zip code 59405 is a U.S. postal code in Great Falls, Montana (Cascade County). It has a population of 34,059 and covers 405.7 square miles.
What is the population of zip code 59405?
The population of zip code 59405 (Great Falls, MT) is 34,059 with a median age of 34.9. There are approximately 15,260 housing units in this area.
What is the median income in zip code 59405?
The median household income in zip code 59405 (Great Falls, MT) is $60,509 per year. The cost of living index is 76 (100 = national average).
What is the average home price in zip code 59405?
The median home value in zip code 59405 (Great Falls, MT) is $236,800. The cost of living index is 76 compared to the national average of 100.
What county is zip code 59405 in?
Zip code 59405 is located in Cascade County, Montana. The primary city is Great Falls.
What is the area code for zip code 59405?
Zip code 59405 in Great Falls, MT uses area code 406. It is located in the Mountain (MST/MDT) timezone.
Is zip code 59405 a good place to live?
Zip code 59405 (Great Falls, MT) has a cost of living index of 76 (100 = national average), a median household income of $60,509, and median home values of $236,800. The median age is 34.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 59405?
The cost of living index for zip code 59405 (Great Falls, MT) is 76, where 100 represents the national average. This area is below the national average. Median home value: $236,800.
What schools serve zip code 59405?
Zip code 59405 in Great Falls, Montana is served by the local school district of Cascade 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.
People Also Searched For
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.