Residential delivery area · Montana
ZIP Code 59634: Clancy, MT
ZIP code 59634 uses the postal name Clancy, Montana and lies entirely in Jefferson County (Census 2020 ZIP-county file). About 5,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $129,891 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Clancy (15%), Montana City (11%) and South Hills (2%); 72% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Clancy · its only residential ZIP
- County
- Jefferson County
- Census places
- Clancy (15%) census-designated place; Montana City (11%) census-designated place; South Hills (2%) census-designated place
- Metro area
- Helena, MT
- House district
- MT-2 119th Congress
- State
- Montana
- Time zone
- Mountain
- Land area
- 251.3 sq mi · 22 people per sq mi
Where is ZIP code 59634?
59634 centers on 46.445°, -112.031° and covers 251.3 square miles of land plus 0.1 of water. It borders 7 ZIP codes: 59638, 59601, 59635, 59647, 59632, 59631, 59644.
The map draws ZIP code areas only. For the streets inside 59634, 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 59634 compare with the rest of Jefferson County?
| Measure | 59634 | In Jefferson County | In MT |
|---|---|---|---|
| People (ACS 2020-2024) | 5,521 | 3rd of 9 | 44th of 369 |
| Median household income | $130k | 1st of 6 | 2nd of 104 |
| Median home value | $554k | 1st of 6 | 12th of 120 |
Its median household income is higher than in 93% of U.S. residential ZIP codes, and it is denser than 27% 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 59634?
The 2020 Census counted 5,393 people in 59634; the ACS, which samples households over 2020-2024, estimates 5,521. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 5,521
- 2020 Census count
- 5,393
- Households
- 1,974
- Median age
- 41.5
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 59634?
Of the 5,521 people the ACS estimates in 59634, 23.9% are under 18 and 20.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.0%).
- Under 1823.9%
- 18 to 6455.8%
- 65 and older20.3%
- White, not Hispanic92.0%
- Other or two or more5.6%
- Hispanic or Latino2.2%
- Asian, not Hispanic0.2%
- Black, not Hispanic0.0%
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 59634 earn?
Median household income is $129,891 (ACS 2020-2024), the highest of the 6 ranked ZIP codes in Jefferson County.
- Median household income
- $129,891±$19,525
- Income per person
- $61,648
- Below the poverty line
- 2.7%
- Unemployed (of the labor force)
- 3.8%
- Adults 25+ with a bachelor's degree
- 46.8%
- Adjusted gross income per tax return, 2022
- $129,1822,850 returns; wages 50% 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 59634?
FHFA's house price index for 59634, built from repeat sales and appraisals of the same homes, rose 103% from 2015 to 2025 and rose 72% from 2020 to 2025, and moved +14.0% in 2025.
- Median home value (owners' estimate)
- $553,900
- Median gross rent
- $994
- Homes owned by their occupants
- 93.9%
- Housing units
- 2,067
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 59634?
136 business establishments had a location in this ZIP code in 2023, 14 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction47
- Professional, scientific, and technical services16
- Health care and social assistance16
- Other services (except public administration)9
- Administrative and support and waste management and remediation services8
- Manufacturing6
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 59634?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 59638 | Jefferson City | 769 | $127k | 6.0 mi |
| 59601 | Helena | 31,728 | $72k | 9.9 mi |
| 59635 | East Helena | 8,292 | $84k | 12.8 mi |
| 59647 | Winston | 358 | – | 18.0 mi |
| 59632 | Boulder | 2,557 | $69k | 19.1 mi |
| 59631 | Basin | 375 | – | 20.1 mi |
| 59644 | Townsend | 4,187 | $69k | 28.1 mi |
| 59623 | Helena | 0 | – | 10.0 mi (near) |
| 59625 | Helena | 663 | – | 10.8 mi (near) |
| 59636 | Fort Harrison | 32 | – | 12.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.