Zip Code 59601
Helena, Montana — Lewis and Clark County
📍 ZIP code 59601 is in Helena, Lewis and Clark County, Montana.
ZIP code 59601 is located in Helena, Lewis and Clark County, Montana. It is a zip code in the Mountain (MST/MDT) Time Zone with an estimated population of 31,822. The area code for ZIP code 59601 is 406.
Quick Answer
Zip code 59601 is in Helena, Montana (Lewis and Clark County). It has a population of 31,822, median household income of $70,502, and median home value of $355,000.
Population
31,822
Income
$70,502
Home Value
$355,000
Climate
78°F / 13°F
About Zip Code 59601
Zip code 59601 is located in Helena, Montana, within Lewis and Clark County. Home to approximately 31,822 residents, this area sits at an elevation of 5413 ft and falls within the Mountain (MST/MDT) timezone. The local area code is 406.
The median household income is $70,502 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $355,000, and the cost of living index is 105 (5% above the national average of 100).
Summers average a high of 78°F while winters drop to 13°F. The area receives about 16 in of rain and 10 in of snow annually. The zip code covers 138.2 square miles of land area and 0.3 square miles of water.
Key Statistics
31,822
$70,502
$355,000
Mountain (MST/MDT)
406
5413 ft
138.2 sq mi
41.1
15,937
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Compare With Nearby Zip Codes
| Metric | 59601 | 59636 | 59728 | 59634 | 59640 | 59638 |
|---|---|---|---|---|---|---|
| City | Helena, MT | Fort Harrison, MT | Elliston, MT | Clancy, MT | Lincoln, MT | Jefferson City, MT |
| Population | 31,822 | 29 | 394 | 5,238 | 105 | 511 |
| Median Income | $70,502 | $0 | $74,792 | $120,881 | $95,250 | $73,375 |
| Home Value | $355,000 | $0 | $397,200 | $500,700 | $275,000 | $269,000 |
| Cost of Living | 105 | 100 | 120 | 155 | 62 | 93 |
| Median Age | 41.1 | 23.6 | 48.4 | 43.5 | 61.4 | 52.7 |
Cost of Living
100 = National Average. Helena's cost of living is 5% above the national average.
vs. State Avg
Above
Affordability
Moderate
Income-to-Home
5.0x
Demographics
Zip code 59601 has a population of 31,822 people with a median age of 41.1. There are 15,937 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Helena (59601) population trend from 2010 to 2024
↑ 54.9%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
78°F
13°F
16 in
10 in
Helena experiences mild summers with average highs around 78°F. Winters are cold with lows averaging 13°F. The area receives about 10 in of snow per year.
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Housing & Economy
Median Home Value
$355,000
Median Household Income
$70,502
With 15,937 housing units across 138.2 square miles, 59601 has a housing density of 115 units per square mile. The home price-to-income ratio is 5.0x.
Location & Geography
Latitude
46.5307°
Longitude
-112.1994°
Land Area
138.2 sq mi
Water Area
0.3 sq mi
Nearby Zip Codes
Zip codes closest to 59601 (Helena, MT) with distances:
All Zip Codes in Helena, MT
Other zip codes serving Helena:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 59601's $70,502. A way to compare Helena 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 59601 (Helena, 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 Helena, Montana?
Helena, Montana uses zip code 59601 along with 1 other zip codes.
What county is zip code 59601 in?
Zip code 59601 is located in Lewis and Clark County, Montana.
What is the population of zip code 59601?
The population of zip code 59601 is 31,822 with a median age of 41.1.
Is 59601 in Helena, Montana?
Yes, zip code 59601 is in Helena, Lewis and Clark County, Montana. The area code is 406.
Frequently Asked Questions
What city is zip code 59601 in?
Zip code 59601 is in Helena, Montana. It is part of Lewis and Clark County and uses the Mountain (MST/MDT) timezone.
What is zip code 59601?
Zip code 59601 is a U.S. postal code in Helena, Montana (Lewis and Clark County). It has a population of 31,822 and covers 138.2 square miles.
What is the population of zip code 59601?
The population of zip code 59601 (Helena, MT) is 31,822 with a median age of 41.1. There are approximately 15,937 housing units in this area.
What is the median income in zip code 59601?
The median household income in zip code 59601 (Helena, MT) is $70,502 per year. The cost of living index is 105 (100 = national average).
What is the average home price in zip code 59601?
The median home value in zip code 59601 (Helena, MT) is $355,000. The cost of living index is 105 compared to the national average of 100.
What county is zip code 59601 in?
Zip code 59601 is located in Lewis and Clark County, Montana. The primary city is Helena.
What is the area code for zip code 59601?
Zip code 59601 in Helena, MT uses area code 406. It is located in the Mountain (MST/MDT) timezone.
Is zip code 59601 a good place to live?
Zip code 59601 (Helena, MT) has a cost of living index of 105 (100 = national average), a median household income of $70,502, and median home values of $355,000. The median age is 41.1. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 59601?
The cost of living index for zip code 59601 (Helena, MT) is 105, where 100 represents the national average. This area is above the national average. Median home value: $355,000.
What schools serve zip code 59601?
Zip code 59601 in Helena, Montana is served by the local school district of Lewis and Clark 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.