59421
ZIP 59421 is Cascade, Montana, mostly in Cascade County; area code 406; Mountain time.
- Type
- Standard
- Time zone
- America/Denver
- County
- Cascade +1 more
- Metro area
- Great Falls, MT
- Population
- 2,069
- Coordinates
- 47.0748, -111.6884
Weather right now
Asking the National Weather Service…
Where 59421 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 59421 into a pocket calculator and turn it upside down: IZhGS — not quite a word, sorry.
- ➕ As a number, 59,421 = 3 × 29 × 683. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110100000011101 - 🏠 Its numerical neighbours: 59420 (Carter, MT, 64 mi away) and 59422 (Choteau, MT, 64 mi away).
- 🔄 Backwards, 59421 becomes 12495 — and that is a real ZIP code: Willow, NY, 1,856 miles away.
- 👥 47 other ZIP codes are made of exactly the same digits (12459, 12495, 12549, 12594, 12945, 14529, …). The farthest-flung twin is 29451 in Isle Of Palms, SC, 1,937 miles away.
- 🧭 Farther north than 95% of all ZIP codes, and farther west than 86%.
- 🎯825 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 59421 and you would come out at 47.07°S, 68.31°E — 180 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 54m of daylight. Shortest: 8h 30m.
- 📏 At 746.6 square miles of land, 59421 is bigger than 98% of ZIP codes — room for about 567 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 2,069This ZIP2,069 |
|---|---|
| Households | 969This ZIP969 |
| Housing units | 1,474This ZIP1,474 |
| Median age | 53.4This ZIP53.4Montana40.4US 38.9 |
| Median household income | $78,125This ZIP$78,125Montana$72,509US $80,734 |
| Median home value | $377,900This ZIP$377,900Montana$375,800US $332,700 |
| Median gross rent | $850This ZIP$850Montana$1,081US $1,413 |
| Bachelor's degree or higher | 29.2%This ZIP29.2% |
| Mean commute | 28.6 minThis ZIP28.6 min |
| Population density | 2.8 / sq miThis ZIP2.8 / sq mi |
Business and tax activity
| Business establishments | 37This ZIP37 |
|---|---|
| Employees | 107This ZIP107 |
| Annual payroll | $3,443,000This ZIP$3,443,000 |
| Tax returns filed | 930This ZIP930 |
| Total adjusted gross income | $70,856,000This ZIP$70,856,000 |
Land area
| Land area | 746.58 sq miThis ZIP746.58 sq mi |
|---|---|
| Water area | 4.62 sq miThis ZIP4.62 sq mi |
Counties 59421 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Cascade County | 95.5% |
| Lewis and Clark County | 4.5% |
Other place names in 59421
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 59421
| ZIP | City | Distance |
|---|---|---|
59405 | Great Falls, MT | 23.5 mi |
59648 | Wolf Creek, MT | 24.2 mi |
59485 | Ulm, MT | 25.3 mi |
59602 | Helena, MT | 26.2 mi |
59483 | Sun River, MT | 27.0 mi |
59477 | Simms, MT | 28.7 mi |
59472 | Sand Coulee, MT | 29.0 mi |
59480 | Stockett, MT | 30.4 mi |
59604 | Helena, MT | 31.1 mi |
59443 | Fort Shaw, MT | 34.4 mi |
Find every ZIP code within 10 miles of 59421 →
Questions about this ZIP code
Where is ZIP code 59421?
59421 is in Cascade, Montana, in Cascade County, part of the Great Falls, MT metropolitan area. Its published point location is 47.0748, -111.6884.
What county is 59421 in?
59421 spans 2 counties: Cascade County and Lewis and Clark County. Most of it falls in Cascade County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 59421?
Cascade uses area code 406, from NANPA's telephone records.
What time zone is 59421 in?
59421 uses America/Denver.
How many people live in 59421?
About 2,069 people live in ZIP code 59421, in 969 households, at 2.8 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 59421?
$78,125 a year, against $72,509 across Montana.
What ZIP codes are near 59421?
The closest are 59405 (23.5 mi), 59648 (24.2 mi), 59485 (25.3 mi), 59602 (26.2 mi) and 59483 (27 mi).
Is 59421 a PO Box ZIP code?
59421 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “59421 ZIP Code — Cascade, Montana (Cascade County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/59421
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/59421.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.