Zip Code 40047
Mount Washington, Kentucky — Bullitt County
📍 ZIP code 40047 is in Mount Washington, Bullitt County, Kentucky.
ZIP code 40047 is located in Mount Washington, Bullitt County, Kentucky. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 23,160. The area code for ZIP code 40047 is 502.
Quick Answer
Zip code 40047 is in Mount Washington, Kentucky (Bullitt County). It has a population of 23,160, median household income of $93,609, and median home value of $259,600.
Population
23,160
Income
$93,609
Home Value
$259,600
Climate
87°F / 26°F
About Zip Code 40047
Zip code 40047 is located in Mount Washington, Kentucky, within Bullitt County. Home to approximately 23,160 residents, this area sits at an elevation of 652 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 502.
The median household income is $93,609 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $259,600, and the cost of living index is 99 (1% below the national average of 100).
Summers average a high of 87°F while winters drop to 26°F. The area receives about 53 in of rain and 15 in of snow annually. The zip code covers 29.7 square miles of land area and 0.3 square miles of water.
Key Statistics
23,160
$93,609
$259,600
Eastern (EST/EDT)
502
652 ft
29.7 sq mi
39.3
8,975
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Compare With Nearby Zip Codes
| Metric | 40047 | 40229 | 40291 | 40228 | 40165 | 40299 |
|---|---|---|---|---|---|---|
| City | Mount Washington, KY | Louisville, KY | Louisville, KY | Louisville, KY | Shepherdsville, KY | Louisville, KY |
| Population | 23,160 | 40,015 | 41,506 | 18,491 | 38,533 | 41,724 |
| Median Income | $93,609 | $78,877 | $81,576 | $75,762 | $77,083 | $85,419 |
| Home Value | $259,600 | $197,300 | $264,700 | $220,200 | $242,700 | $274,900 |
| Cost of Living | 99 | 79 | 94 | 85 | 87 | 100 |
| Median Age | 39.3 | 36.3 | 39.2 | 39.5 | 41.7 | 39.7 |
Cost of Living
100 = National Average. Mount Washington's cost of living is 1% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
2.8x
Demographics
Zip code 40047 has a population of 23,160 people with a median age of 39.3. There are 8,975 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Mount Washington (40047) population trend from 2010 to 2024
↑ 19.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
26°F
53 in
15 in
Mount Washington experiences warm summers with average highs around 87°F. Winters are cool with lows averaging 26°F. The area receives about 15 in of snow per year.
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Housing & Economy
Median Home Value
$259,600
Median Household Income
$93,609
With 8,975 housing units across 29.7 square miles, 40047 has a housing density of 302 units per square mile. The home price-to-income ratio is 2.8x.
Location & Geography
Latitude
38.0394°
Longitude
-85.5552°
Land Area
29.7 sq mi
Water Area
0.3 sq mi
Nearby Zip Codes
Zip codes closest to 40047 (Mount Washington, KY) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 40047's $93,609. A way to compare Mount Washington to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 40047 (Mount Washington, KY). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Mount Washington, Kentucky?
Mount Washington, Kentucky uses zip code 40047.
What county is zip code 40047 in?
Zip code 40047 is located in Bullitt County, Kentucky.
What is the population of zip code 40047?
The population of zip code 40047 is 23,160 with a median age of 39.3.
Is 40047 in Mount Washington, Kentucky?
Yes, zip code 40047 is in Mount Washington, Bullitt County, Kentucky. The area code is 502.
Frequently Asked Questions
What city is zip code 40047 in?
Zip code 40047 is in Mount Washington, Kentucky. It is part of Bullitt County and uses the Eastern (EST/EDT) timezone.
What is zip code 40047?
Zip code 40047 is a U.S. postal code in Mount Washington, Kentucky (Bullitt County). It has a population of 23,160 and covers 29.7 square miles.
What is the population of zip code 40047?
The population of zip code 40047 (Mount Washington, KY) is 23,160 with a median age of 39.3. There are approximately 8,975 housing units in this area.
What is the median income in zip code 40047?
The median household income in zip code 40047 (Mount Washington, KY) is $93,609 per year. The cost of living index is 99 (100 = national average).
What is the average home price in zip code 40047?
The median home value in zip code 40047 (Mount Washington, KY) is $259,600. The cost of living index is 99 compared to the national average of 100.
What county is zip code 40047 in?
Zip code 40047 is located in Bullitt County, Kentucky. The primary city is Mount Washington.
What is the area code for zip code 40047?
Zip code 40047 in Mount Washington, KY uses area code 502. It is located in the Eastern (EST/EDT) timezone.
Is zip code 40047 a good place to live?
Zip code 40047 (Mount Washington, KY) has a cost of living index of 99 (100 = national average), a median household income of $93,609, and median home values of $259,600. The median age is 39.3. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 40047?
The cost of living index for zip code 40047 (Mount Washington, KY) is 99, where 100 represents the national average. This area is below the national average. Median home value: $259,600.
What schools serve zip code 40047?
Zip code 40047 in Mount Washington, Kentucky is served by the local school district of Bullitt County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.