ZIP code 59531
Where is ZIP code 59531?
Joplin, Montana
Liberty County · Standard ZIP code
ZIP code 59531 belongs to Joplin, Montana in Liberty County. 59531 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area codes 368, 403, 406, 587 and 825. About 351 people live in the 59531 area, where the median household income is $67,891. The closest ZIP codes are 59530 (Inverness, 6.1 mi southeast), 59540 (Rudyard, 11.7 mi east) and 59522 (Chester, 16 mi southwest).
| ZIP code | 59531 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Joplin |
| State | Montana (MT) |
| County | Liberty County |
| Time zone | Mountain Time · now |
| Area codes | 368, 403, 406, 587, 825 |
| Coordinates | 48.6498, -110.7914 map |
| 3-digit prefix | 595 |
Population and income in 59531
| Population | 351 · lower than 59% of Montana ZIP codes |
|---|---|
| People per square mile | 1 · lower than 71% of Montana ZIP codes |
| Median age | 32.5 years · lower than 90% of Montana ZIP codes |
| Men / women | 56% / 44% |
| Median household income | $67,891 · higher than 51% of Montana ZIP codes |
| Income per person | $43,812 |
| Below the poverty line | 26% |
| Bachelor’s degree or higher | 21% of adults 25+ |
| Median home value | $110,000 · lower than 93% of Montana ZIP codes |
| Housing units | 175 |
| Households | 129 (2.72 people on average) |
| Owners / renters | 84% / 16% |
| Land area | 267.69 sq mi (plus 0.15 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 59531. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 59531
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 59530 | Inverness, MT | 6.1 mi SE | Standard |
| 59540 | Rudyard, MT | 11.7 mi E | Standard |
| 59522 | Chester, MT | 16 mi SW | Standard |
| 59528 | Hingham, MT | 17.2 mi E | Standard |
| 59525 | Gildford, MT | 23.5 mi E | Standard |
| 59461 | Lothair, MT | 23.6 mi SW | Standard |
| 59545 | Whitlash, MT | 25.9 mi NW | Standard |
| 59444 | Galata, MT | 32.9 mi W | Standard |
| 59532 | Kremlin, MT | 34.4 mi E | Standard |
| 59456 | Ledger, MT | 38.2 mi SW | Standard |
| 59482 | Sunburst, MT | 45.6 mi W | Standard |
| 59520 | Big Sandy, MT | 47.6 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 59531 or measure the distance to another ZIP code.
How to address mail to 59531
123 MAIN ST
JOPLIN MT 59531
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (59531-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 59531?
- 59531 is a Joplin, Montana ZIP code.
- What county is 59531 in?
- ZIP code 59531 is in Liberty County, Montana.
- What time zone is ZIP code 59531 in?
- 59531 is in the Mountain Time zone (America/Denver).
- What area code is 59531?
- Phone numbers in ZIP code 59531 use area codes 368, 403, 406, 587 and 825.
- What is the population of ZIP code 59531?
- About 351 people live in ZIP code 59531, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 59531?
- The median household income in 59531 is $67,891 a year, higher than 51% of Montana ZIP codes.
- What ZIP codes are near 59531?
- The nearest ZIP codes to 59531 are 59530 (Inverness, 6.1 miles), 59540 (Rudyard, 11.7 miles), 59522 (Chester, 16 miles) and 59528 (Hingham, 17.2 miles).