Residential delivery area · Montana
ZIP Code 59601: Helena, MT
ZIP code 59601 uses the postal name Helena, Montana and lies entirely in Lewis and Clark County (Census 2020 ZIP-county file). About 32,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Helena's 4 residential ZIP codes. Median household income is $72,290 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Helena (11%), Helena West Side (7%), Unionville (1%) and Rimini (under 1%), and under 1% in smaller places; 80% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Helena · 4 residential ZIPs
- County
- Lewis and Clark County
- Census places
- Helena (11%); Helena West Side (7%) census-designated place; Unionville (1%) census-designated place; Rimini (under 1%) census-designated place
- Metro area
- Helena, MT
- House district
- MT-2 119th Congress
- State
- Montana
- Time zone
- Mountain
- Land area
- 130.2 sq mi · 244 people per sq mi
Where is ZIP code 59601?
59601 centers on 46.531°, -112.199° and covers 130.2 square miles of land plus 0.3 of water. It borders 8 ZIP codes: 59636, 59623, 59625, 59634, 59728, 59635, 59631, 59602.
The map draws ZIP code areas only. For the streets inside 59601, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 59601 compare with the rest of Helena?
| Measure | 59601 | In Helena | In Lewis and Clark County | In MT |
|---|---|---|---|---|
| People (ACS 2020-2024) | 31,728 | 1st of 4 | 1st of 12 | 9th of 369 |
| Median household income | $72k | 2nd of 2 | 3rd of 3 | 48th of 104 |
| Median home value | $387k | 2nd of 2 | 3rd of 5 | 45th of 120 |
Its median household income is higher than in 50% of U.S. residential ZIP codes, and it is denser than 65% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 59601?
The 2020 Census counted 30,848 people in 59601; the ACS, which samples households over 2020-2024, estimates 31,728. Between the 2010 and 2020 censuses its population grew 5.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 31,728
- 2020 Census count
- 30,848+5.3% since 2010 (29,283)
- Households
- 14,984
- Median age
- 41.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 59601?
Of the 31,728 people the ACS estimates in 59601, 20.2% are under 18 and 21.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (87.4%).
- Under 1820.2%
- 18 to 6458.1%
- 65 and older21.7%
- White, not Hispanic87.4%
- Other or two or more7.7%
- Hispanic or Latino3.7%
- Black, not Hispanic0.8%
- Asian, not Hispanic0.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 59601 earn?
Median household income is $72,290 (ACS 2020-2024), the 3rd highest of the 3 ranked ZIP codes in Lewis and Clark County. It is not measurably different from 2015-2019 ($76,342 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $72,290
- Income per person
- $47,533
- Below the poverty line
- 8.7%
- Unemployed (of the labor force)
- 2.6%
- Adults 25+ with a bachelor's degree
- 50.9%
- Adjusted gross income per tax return, 2022
- $81,86815,400 returns; wages 59% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 59601?
FHFA's house price index for 59601, built from repeat sales and appraisals of the same homes, rose 108% from 2015 to 2025 and rose 65% from 2020 to 2025, and moved +3.7% in 2025.
- Median home value (owners' estimate)
- $386,500
- Median gross rent
- $1,046
- Homes owned by their occupants
- 55.8%
- Housing units
- 15,872
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 59601?
1,651 business establishments had a location in this ZIP code in 2023, 103 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance283
- Professional, scientific, and technical services204
- Other services (except public administration)201
- Retail trade191
- Accommodation and food services141
- Construction135
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 59601?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 59636 | Fort Harrison | 32 | – | 7.2 mi |
| 59623 | Helena | 0 | – | 8.6 mi |
| 59625 | Helena | 663 | – | 9.1 mi |
| 59634 | Clancy | 5,521 | $130k | 9.9 mi |
| 59728 | Elliston | 394 | $79k | 11.3 mi |
| 59635 | East Helena | 8,292 | $84k | 18.4 mi |
| 59631 | Basin | 375 | – | 18.9 mi |
| 59602 | Helena | 30,754 | $93k | 19.4 mi |
| 59638 | Jefferson City | 769 | $127k | 14.5 mi (near) |
| 59640 | Marysville | 160 | $99k | 18.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.