ZIP code 40829: Grays Knob, KY
40829 is a ZIP code in Grays Knob, Kentucky, mainly in Harlan County. About 62 people live here.
- Population
- 62
- Median household income
- $56,154
- Typical home value
- —
- Median rent
- —gross, per month
- Median age
- 59.8
- Homeowners
- 67.5%of occupied homes
Shaded: ZIP code 40829's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 40829 details
| City | Grays Knob |
|---|---|
| State | Kentucky |
| County | Harlan County |
| Metro area | Not in a metro or micro area |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 5.3 sq mi, plus 0.1 sq mi of water |
| Population density | 12 people per sq mi |
| Bachelor's degree or higher | 0% of adults 25+ |
| Center coordinates | 36.79611, -83.30234 |
ZIP codes near 40829
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 40830 | Gulston, KY | 2.1 mi | 312 |
| 40964 | Mary Alice, KY | 2.2 mi | 101 |
| 40831 | Harlan, KY | 2.9 mi | 4,789 |
| 40818 | Coalgood, KY | 3.7 mi | 148 |
| 40815 | Cawood, KY | 3.9 mi | 811 |
| 40824 | Dayhoit, KY | 4.5 mi | 977 |
| 40854 | Loyall, KY | 4.7 mi | 675 |
| 40801 | Ages Brookside, KY | 5.0 mi | 0 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
About ZIP code 40829
What city is ZIP code 40829?
ZIP code 40829 is in Grays Knob, KY, in Harlan County.
What county is ZIP code 40829 in?
40829 is mainly in Harlan County, Kentucky.
What is the population of ZIP code 40829?
About 62 people live in ZIP code 40829, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 40829 in?
40829 is in Eastern Time (UTC−5). It observes daylight saving time.