PlainZIP

Barbourville, KY · standard

ZIP Code 40906

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

11,132
35/sq mi
$23,375
Median income
$129,100
Median home value
20.4%
Bachelor's or higher

The verdict

Barbourville pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

1th pct
household income, US ZIPs
20th pct
home value, US ZIPs
35
people per sq mi
64%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40906 against every reporting US ZIP.

ZIP code 40906 is a mid-sized community (a standard USPS delivery area) in Barbourville, Knox County, Kentucky, home to 11,132 residents across 320.8 square miles, a density of 35 people per square mile, in the New York time zone.

ZIP 40906 sits on the lower end of the income spectrum: median household income is $23,375 (61% below the Kentucky average), while per-capita income is $19,550. Poverty here runs at 42.1%, with unemployment measured at 10.8%. Housing costs here run $129,100 for a typical home value (19% below the state average), with rent averaging $693 a month; 63.7% of homes are owner-occupied.

Educational attainment sits below the national norm: 20.4% of adults hold a bachelor's degree or higher, the median age is 40, and the average commute is -. A geography-based comparison follows: 10 ZIP codes within about 10 miles of 40906, plus 6 more within Knox County, give a clearer read than the national average alone.

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 →

Top industries in ZIP 40906

Top 5 sectors by establishment count in Barbourville, KY

Which industries have the most business establishments in ZIP 40906.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 40906, Barbourville, 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

11,132

Population

320.8

Area (sq mi)

35

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 40906?

40.0

Median Age

44.6%

Male

55.4%

Female

0.8%

Foreign-Born

White 95.1%
African American 2.5%
Asian 0.5%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.6%
Hispanic or Latino 1.1%

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?

$23,375

Median Household Income

-61% vs state

$19,550

Per Capita Income

42.1%

Poverty Rate

10.8%

Unemployment Rate

How ZIP 40906 ranks nationally

Barbourville, KY household income vs. every US ZIP code

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

$23,375 1st percentile higher than 1% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). This entry sits in this band. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $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 61.8%
Bachelor's Degree or Higher 20.4%

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

What does housing look like?

5,109

Total Housing Units

4,261

Occupied Units

848

Vacant Units

2.40

Avg Household Size

Occupancy Type

Owner 63.7%
Renter 36.3%

$129,100

Median Home Value

-19% vs state

$693

Median Rent

1980

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 232 business establishments in ZIP 40906, employing approximately 3,177 people with a combined annual payroll of $175,403,000.

232

Businesses

3,177

Employees

$175.4M

Annual Payroll

13

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 54 23.3%
Retail trade 50 21.6%
Accommodation and food services 24 10.3%
Finance and insurance 20 8.6%
Other services (except public administration) 19 8.2%
Professional, scientific, and technical services 18 7.8%
Transportation and warehousing 10 4.3%
Construction 9 3.9%
Information 6 2.6%
Administrative and support and waste management and remediation services 5 2.2%
Mining, quarrying, and oil and gas extraction 4 1.7%
Wholesale trade 4 1.7%
Manufacturing 3 1.3%

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 40906 vs 40949 →

ZIP 40906 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 40906 ranks the most populous - useful context the national average alone can't give.

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

ZIP 40906 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 40906 ranks #7 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
40949 Heidrick, KY 788 1.0 mi
40915 Bimble, KY 896 3.9 mi
40923 Cannon, KY 735 3.2 mi
40943 Girdler, KY 748 5.4 mi
40921 Bryants Store, KY 295 7.7 mi
40734 Gray, KY 3,764 5.6 mi
40953 Hinkle, KY 998 5.9 mi
40903 Artemus, KY 681 6.3 mi
40771 Woodbine, KY 1,068 8.4 mi
40946 Green Road, KY 220 8.4 mi

More ZIP Codes in Knox County

40734 standard
Gray, KY
Pop: 3,764
40935 standard
Flat Lick, KY
Pop: 2,699
40771 standard
Woodbine, KY
Pop: 1,068
40953 standard
Hinkle, KY
Pop: 998
40915 standard
Bimble, KY
Pop: 896
40949 standard
Heidrick, KY
Pop: 788

Related Areas

Knox County Barbourville, KY Kentucky

Frequently Asked Questions

What county is ZIP code 40906 in? ▼
ZIP code 40906 (Barbourville) is located in Knox County, Kentucky. Knox County contains multiple ZIP codes, see the full list at /counties/knox-ky.
What is the population of ZIP code 40906? ▼
ZIP code 40906 in Barbourville, KY has a population of 11,132 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40906? ▼
The median household income in ZIP 40906 is $23,375, which is 69% below the national average of $76,288.
What is the average home value in ZIP 40906? ▼
The median home value in ZIP 40906 is $129,100, which is 54% below the national average of $278,155.
What is the demographic makeup of ZIP 40906? ▼
The largest racial group in ZIP 40906 is White at 95.1%. Hispanic or Latino residents make up 1.1% of the population.
How many businesses are in ZIP code 40906? ▼
ZIP code 40906 has 232 business establishments employing approximately 3,177 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 40906? ▼
The top industries by establishment count in ZIP 40906 are: Health care and social assistance (54), Retail trade (50), Accommodation and food services (24). There are 13 industry sectors represented in total.
What is the education level in ZIP code 40906? ▼
In ZIP code 40906, 61.8% of residents aged 25+ have a high school diploma or higher, and 20.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 40906? ▼
In ZIP code 40906, approximately 63.7% of occupied housing units are owner-occupied and 36.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 40906? ▼
The poverty rate in ZIP code 40906 is 42.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

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