Grays Knob, KY 40829 ZIP Code Profile


ZIP Code 40829: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Grays Knob, KY 40829

  • ZIP Code Type: PO BOX
  • County: Harlan County
  • Centroid: Latitude 36.841, Longitude -83.319
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 24
  • PO Box Addresses: 373
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

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Grays Knob, KY 40829 Data & Demographics (As of July 1, 2018)


Total Population 150
Population in Households 145
Population in Familes 119
Population in Group Qrtrs 5
Population Density1 42
Diversity Index2 8


Median Household Income $30,765
Average Household Income $55,943
Per Capita Income $23,281


Total Housing Units 72 (100%)
Owner Occupied HU 38 (52.8%)
Renter Occupied HU 23 (31.9%)
Vacant Housing Units 11 (15.3%)
Median Home Value $100,000
Average Home Value $124,342


Total Households 61
Average Household Size 2.38
Family Households 41
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.1% 0.27%
Households 1.04% 0.33%
Families 0.93% 0.0%
Median Household Income   3.42%
Per Capita Income   3.08%

Grays Knob, KY 40829 - Peer Comparisons by Rank and Percentile

The table below compares 40829 to the other 754 ZIP Codes in Kentucky by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 705 7th
Population Density # 487 36th
Diversity Index # 423 44th
Median Household Income # 595 21st
Per Capita Income # 247 67th

Additional comparisons and rankings can be made with a VERY EASY TO USE Kentucky Census Data Comparison Tool.

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Compare Kentucky July 1, 2018 Data
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