PlainZIP

Grays Knob, KY · standard

ZIP Code 40829

Harlan County, Kentucky - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

172
16/sq mi
$56,154
Median income
0.0%
Bachelor's or higher

The verdict

Grays Knob pairs one of the lowest household incomes in the country, in a rural, homeowner-dominated area.

23th pct
household income, US ZIPs
16
people per sq mi
68%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40829 against every reporting US ZIP.

ZIP code 40829 is a sparsely populated ZIP (a standard USPS delivery area) in Grays Knob, Harlan County, Kentucky, home to just 172 residents across 10.6 square miles, a density of 16 people per square mile, in the New York time zone.

ZIP 40829 reports a modest median household income of $56,154 (6% below the Kentucky average), while per-capita income is $29,990. The poverty rate stands at 0.0% and the unemployment rate at 0.0%. Housing costs here run - for a typical home value, with rent averaging - a month; 67.5% of homes are owner-occupied.

Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 59.8, and the average commute is -. To put 40829 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Harlan County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 40829, Grays Knob, KY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

172

Population

10.6

Area (sq mi)

16

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 40829?

59.8

Median Age

79.0%

Male

21.0%

Female

0.0%

Foreign-Born

White 100.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$56,154

Median Household Income

-6% vs state

$29,990

Per Capita Income

0.0%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 40829 ranks nationally

Grays Knob, KY household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$56,154 23rd percentile higher than 23% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 56.5%
Bachelor's Degree or Higher 0.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

40

Total Housing Units

40

Occupied Units

0

Vacant Units

1.55

Avg Household Size

Occupancy Type

Owner 67.5%
Renter 32.5%

2002

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 5 business establishments in ZIP 40829, employing approximately 125 people with a combined annual payroll of $6,600,000.

5

Businesses

125

Employees

$6.6M

Annual Payroll

0

Industry Sectors

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 40829 vs 40964 →

ZIP 40829 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 40829 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 40829 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 40829 ranks #3 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
40964 Mary Alice, KY 151 1.8 mi
40830 Gulston, KY 301 3.0 mi
40818 Coalgood, KY 110 3.6 mi
40831 Harlan, KY 5,150 3.7 mi
40824 Dayhoit, KY 559 4.3 mi
40815 Cawood, KY 1,534 4.9 mi
40854 Loyall, KY 1,213 4.4 mi
40806 Baxter, KY 2,499 6.2 mi
40801 Ages Brookside, KY 531 5.3 mi
40873 Wallins Creek, KY 2,390 6.1 mi

More ZIP Codes in Harlan County

40831 standard
Harlan, KY
Pop: 5,150
40823 standard
Cumberland, KY
Pop: 4,231
40828 standard
Evarts, KY
Pop: 3,965
40806 standard
Baxter, KY
Pop: 2,499
40873 standard
Wallins Creek, KY
Pop: 2,390
40810 standard
Bledsoe, KY
Pop: 1,548

Related Areas

Harlan County Grays Knob, KY Kentucky

Frequently Asked Questions

What county is ZIP code 40829 in? ▼
ZIP code 40829 (Grays Knob) is located in Harlan County, Kentucky. Harlan County contains multiple ZIP codes, see the full list at /counties/harlan-ky.
What is the population of ZIP code 40829? ▼
ZIP code 40829 in Grays Knob, KY has a population of 172 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40829? ▼
The median household income in ZIP 40829 is $56,154, which is 26% below the national average of $76,288.
What is the demographic makeup of ZIP 40829? ▼
The largest racial group in ZIP 40829 is White at 100.0%.
How many businesses are in ZIP code 40829? ▼
ZIP code 40829 has 5 business establishments employing approximately 125 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What percentage of residents own vs. rent in ZIP 40829? ▼
In ZIP code 40829, approximately 67.5% of occupied housing units are owner-occupied and 32.5% are renter-occupied, based on Census ACS 2023 data.

Read our methodology to see how this data is sourced, computed, and verified.