PlainZIP

Mount Vernon, KY · standard

ZIP Code 40456

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

9,300
21/sq mi
$46,907
Median income
$156,300
Median home value
16.7%
Bachelor's or higher

The verdict

Mount Vernon pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

11th pct
household income, US ZIPs
28th pct
home value, US ZIPs
21
people per sq mi
72%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 40456 against every reporting US ZIP.

ZIP code 40456 is a mid-sized community (a standard USPS delivery area) in Mount Vernon, Rockcastle County, Kentucky, home to 9,300 residents across 447.1 square miles, a density of 21 people per square mile, in the New York time zone.

ZIP 40456 reports a modest median household income of $46,907 (21% below the Kentucky average), while per-capita income is $29,068. 22.6% of residents live below the poverty line, and the unemployment rate reads 4.2%. On housing, the median home value is $156,300 (2% below the state average) with median rent at $648 per month, and 72.3% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 16.7% of adults hold a bachelor's degree or higher, the median age is 48, and the average commute is 24 minutes. A geography-based comparison follows: 3 ZIP codes within about 10 miles of 40456, plus 3 more within Rockcastle 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 40456

Top 5 sectors by establishment count in Mount Vernon, KY

Which industries have the most business establishments in ZIP 40456.

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 40456, Mount Vernon, 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

9,300

Population

447.1

Area (sq mi)

21

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 40456?

48.0

Median Age

49.9%

Male

50.1%

Female

0.5%

Foreign-Born

White 95.4%
African American 0.2%
Asian 0.2%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.3%
Two or More Ethnicities 2.1%
Hispanic or Latino 1.8%

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?

$46,907

Median Household Income

-21% vs state

$29,068

Per Capita Income

22.6%

Poverty Rate

4.2%

Unemployment Rate

24.1 min

Mean Commute Time

How ZIP 40456 ranks nationally

Mount Vernon, KY household income vs. every US ZIP code

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

$46,907 11th percentile higher than 11% 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 58.4%
Bachelor's Degree or Higher 16.7%

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

What does housing look like?

4,054

Total Housing Units

3,645

Occupied Units

409

Vacant Units

2.23

Avg Household Size

Occupancy Type

Owner 72.3%
Renter 27.7%

$156,300

Median Home Value

-2% vs state

$648

Median Rent

1990

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 166 business establishments in ZIP 40456, employing approximately 2,775 people with a combined annual payroll of $112,388,000.

166

Businesses

2,775

Employees

$112.4M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Retail trade 36 21.7%
Health care and social assistance 23 13.9%
Accommodation and food services 20 12.1%
Other services (except public administration) 13 7.8%
Professional, scientific, and technical services 12 7.2%
Finance and insurance 10 6.0%
Construction 9 5.4%
Manufacturing 9 5.4%
Wholesale trade 7 4.2%
Information 5 3.0%
Real estate and rental and leasing 5 3.0%
Administrative and support and waste management and remediation services 5 3.0%
Arts, entertainment, and recreation 5 3.0%
Transportation and warehousing 4 2.4%

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 40456 vs 40460 →

ZIP 40456 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 40456 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 40456 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 40456 ranks #2 of 4 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
40460 Orlando, KY 1,129 5.5 mi
40409 Brodhead, KY 3,843 6.4 mi
40445 Livingston, KY 997 7.4 mi

More ZIP Codes in Rockcastle County

40409 standard
Brodhead, KY
Pop: 3,843
40460 standard
Orlando, KY
Pop: 1,129
40445 standard
Livingston, KY
Pop: 997

Related Areas

Rockcastle County Mount Vernon, KY Kentucky

Frequently Asked Questions

What county is ZIP code 40456 in? ▼
ZIP code 40456 (Mount Vernon) is located in Rockcastle County, Kentucky. Rockcastle County contains multiple ZIP codes, see the full list at /counties/rockcastle-ky.
What is the population of ZIP code 40456? ▼
ZIP code 40456 in Mount Vernon, KY has a population of 9,300 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 40456? ▼
The median household income in ZIP 40456 is $46,907, which is 39% below the national average of $76,288.
What is the average home value in ZIP 40456? ▼
The median home value in ZIP 40456 is $156,300, which is 44% below the national average of $278,155.
What is the demographic makeup of ZIP 40456? ▼
The largest racial group in ZIP 40456 is White at 95.4%. Hispanic or Latino residents make up 1.8% of the population.
How many businesses are in ZIP code 40456? ▼
ZIP code 40456 has 166 business establishments employing approximately 2,775 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 40456? ▼
The top industries by establishment count in ZIP 40456 are: Retail trade (36), Health care and social assistance (23), Accommodation and food services (20). There are 14 industry sectors represented in total.
What is the education level in ZIP code 40456? ▼
In ZIP code 40456, 58.4% of residents aged 25+ have a high school diploma or higher, and 16.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 40456? ▼
The mean commute time for workers in ZIP code 40456 is 24.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 40456? ▼
In ZIP code 40456, approximately 72.3% of occupied housing units are owner-occupied and 27.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 40456? ▼
The poverty rate in ZIP code 40456 is 22.6% 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.