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Home values, rents and more in ZIP code 40456 (Mount Vernon, KY)

September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07

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Typical home value
$146,000
Metro: $263,000 · U.S.: $366,000
Home values, past year
−10.5%
Metro: +1.1% · U.S.: +1.2%
Population
8,370
ACS 2020–24
Median household income
$46,907
Metro: $60,368 · U.S.: $80,734
ZIP codes around 40456, shaded by typical home value4045640447407414047542501403364044440484425444250340701404034074440422
  • Under $130k
  • $130k–$150k
  • $150k–$170k
  • $170k–$200k
  • $200k+
  • No data
ZIP codes around 40456, shaded by typical home value (Zillow, ZIP codes). Dashed lines are county borders. 40456 is outlined.

How 40456 compares

The typical home in ZIP code 40456 (Mount Vernon, KY) is worth about $146,000, according to the Zillow Home Value Index for September 2026. Home values in 40456 are 44% below the typical value in the Richmond metro area ($263,000) and 60% below the U.S. typical value ($366,000).

Over the past year, home values in 40456 fell 10.5%, compared with +1.1% in the Richmond metro area and +1.2% nationally.

The median household income is $46,907, against $60,368 in the Richmond metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).

About 8,370 people live in 40456 (American Community Survey 2020–24).

40456 has the 5th-highest typical home value of the 9 ZIP codes in the Richmond metro area and the 237th-lowest of 598 in Kentucky with Zillow figures.

Part of: Mount Vernon, KY · Rockcastle County, KY · Richmond metro area · Kentucky

More for 40456 in ProMap Plus

These measures are on the map for subscribers. Open ProMap to see them for 40456 and every other place.

  • 5- and 10-year price changes
  • Days on market and months of supply
  • Price cuts and sale-to-list ratio
  • Price-to-income and monthly cost to buy
  • Zillow 12-month price forecast
  • Crime rates
  • School test scores
  • Homeowners insurance premiums
  • Commute time to downtown
  • Flood, wildfire and natural hazard risk
  • Property-tax rate
  • 2024 presidential vote
  • Age, education and household make-up
  • Amenities and transit nearby
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Nearby ZIP codes

Sources

Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.

"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.

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