ZIP code 59230
Where is ZIP code 59230?
Glasgow, Montana
Valley County · Standard ZIP code
ZIP code 59230 belongs to Glasgow, Montana in Valley County. 59230 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 code 406. About 4,606 people live in the 59230 area, where the median household income is $85,000. The closest ZIP codes are 59248 (Nashua, 12.7 mi southeast), 59231 (Saint Marie, 14.2 mi north) and 59223 (Fort Peck, 15.4 mi southeast).
| ZIP code | 59230 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Glasgow |
| Also accepted | Saint Marie |
| State | Montana (MT) |
| County | Valley County |
| Time zone | Mountain Time · now |
| Area code | 406 |
| Coordinates | 48.2034, -106.6094 map |
| 3-digit prefix | 592 |
Population and income in 59230
| Population | 4,606 · higher than 86% of Montana ZIP codes |
|---|---|
| People per square mile | 3 · higher than 56% of Montana ZIP codes |
| Median age | 44.8 years · lower than 55% of Montana ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $85,000 · higher than 79% of Montana ZIP codes |
| Income per person | $37,330 |
| Below the poverty line | 6.8% |
| Bachelor’s degree or higher | 27% of adults 25+ |
| Median home value | $241,000 · lower than 61% of Montana ZIP codes |
| Median rent | $832 a month |
| Housing units | 2,274 |
| Households | 1,924 (2.33 people on average) |
| Owners / renters | 77% / 23% |
| Land area | 1496.93 sq mi (plus 118.16 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 59230. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 59230
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 59248 | Nashua, MT | 12.7 mi SE | Standard |
| 59231 | Saint Marie, MT | 14.2 mi N | PO Box only |
| 59223 | Fort Peck, MT | 15.4 mi SE | Standard |
| 59273 | Vandalia, MT | 17.3 mi NW | Standard |
| 59241 | Hinsdale, MT | 22.9 mi NW | Standard |
| 59225 | Frazer, MT | 27.3 mi E | Standard |
| 59244 | Larslan, MT | 30.1 mi NE | Standard |
| 59260 | Richland, MT | 38.2 mi NE | Standard |
| 59201 | Wolf Point, MT | 45.6 mi E | Standard |
| 59250 | Opheim, MT | 47.4 mi N | Standard |
| 59240 | Glentana, MT | 47.5 mi N | Standard |
| 59261 | Saco, MT | 48.2 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 59230 or measure the distance to another ZIP code.
How to address mail to 59230
123 MAIN ST
GLASGOW MT 59230
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts SAINT MARIE as the city name for 59230. Avoid Tampico: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (59230-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 59230?
- 59230 is a Glasgow, Montana ZIP code. Saint Marie is also accepted as the city name.
- What county is 59230 in?
- ZIP code 59230 is in Valley County, Montana.
- What time zone is ZIP code 59230 in?
- 59230 is in the Mountain Time zone (America/Denver).
- What area code is 59230?
- Phone numbers in ZIP code 59230 use area code 406.
- What is the population of ZIP code 59230?
- About 4,606 people live in ZIP code 59230, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 59230?
- The median household income in 59230 is $85,000 a year, higher than 79% of Montana ZIP codes.
- What ZIP codes are near 59230?
- The nearest ZIP codes to 59230 are 59248 (Nashua, 12.7 miles), 59231 (Saint Marie, 14.2 miles), 59223 (Fort Peck, 15.4 miles) and 59273 (Vandalia, 17.3 miles).