ZIP code 42157
Where is ZIP code 42157?
Mount Hermon, Kentucky
Monroe County · Standard ZIP code
ZIP code 42157 belongs to Mount Hermon, Kentucky in Monroe County. 42157 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 270 and 364. About 507 people live in the 42157 area, where the median household income is $101,250. The closest ZIP codes are 42131 (Etoile, 6.1 mi northwest), 42167 (Tompkinsville, 7.4 mi southeast) and 42133 (Fountain Run, 8.2 mi southwest).
| ZIP code | 42157 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Mount Hermon |
| State | Kentucky (KY) |
| County | Monroe County |
| Time zone | Central Time · now |
| Area codes | 270, 364 |
| Coordinates | 36.7723, -85.8195 map |
| 3-digit prefix | 421 |
Population and income in 42157
| Population | 507 · lower than 77% of Kentucky ZIP codes |
|---|---|
| People per square mile | 27 · lower than 81% of Kentucky ZIP codes |
| Median age | 30.2 years · lower than 92% of Kentucky ZIP codes |
| Men / women | 58% / 42% |
| Median household income | $101,250 · higher than 96% of Kentucky ZIP codes |
| Income per person | $27,512 |
| Below the poverty line | 29% |
| Bachelor’s degree or higher | 10% of adults 25+ |
| Median home value | $175,000 · higher than 69% of Kentucky ZIP codes |
| Housing units | 174 |
| Households | 148 (3.43 people on average) |
| Owners / renters | 77% / 23% |
| Land area | 18.53 sq mi (plus 0.03 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 42157. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 42157
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 42131 | Etoile, KY | 6.1 mi NW | Standard |
| 42167 | Tompkinsville, KY | 7.4 mi SE | Standard |
| 42133 | Fountain Run, KY | 8.2 mi SW | Standard |
| 42140 | Gamaliel, KY | 8.2 mi S | Standard |
| 42123 | Austin, KY | 9.6 mi W | Standard |
| 42130 | Eighty Eight, KY | 10 mi N | Standard |
| 42166 | Summer Shade, KY | 10.1 mi NE | Standard |
| 42124 | Beaumont, KY | 11.8 mi NE | Standard |
| 42156 | Lucas, KY | 14 mi NW | Standard |
| 38575 | Moss, TN | 14.5 mi SE | Standard |
| 42153 | Holland, KY | 14.7 mi SW | Standard |
| 42141 | Glasgow, KY | 16 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 42157 or measure the distance to another ZIP code.
How to address mail to 42157
123 MAIN ST
MOUNT HERMON KY 42157
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (42157-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 42157?
- 42157 is a Mount Hermon, Kentucky ZIP code.
- What county is 42157 in?
- ZIP code 42157 is in Monroe County, Kentucky.
- What time zone is ZIP code 42157 in?
- 42157 is in the Central Time zone (America/Chicago).
- What area code is 42157?
- Phone numbers in ZIP code 42157 use area codes 270 and 364.
- What is the population of ZIP code 42157?
- About 507 people live in ZIP code 42157, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 42157?
- The median household income in 42157 is $101,250 a year, higher than 96% of Kentucky ZIP codes.
- What ZIP codes are near 42157?
- The nearest ZIP codes to 42157 are 42131 (Etoile, 6.1 miles), 42167 (Tompkinsville, 7.4 miles), 42133 (Fountain Run, 8.2 miles) and 42140 (Gamaliel, 8.2 miles).