Zip Code 63043
Maryland Heights, Missouri — St. Louis County
📍 ZIP code 63043 is in Maryland Heights, St. Louis County, Missouri.
ZIP code 63043 is located in Maryland Heights, St. Louis County, Missouri. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 21,651. The area code for ZIP code 63043 is 314.
Quick Answer
Zip code 63043 is in Maryland Heights, Missouri (St. Louis County). It has a population of 21,651, median household income of $91,050, and median home value of $215,900.
Population
21,651
Income
$91,050
Home Value
$215,900
Climate
89°F / 22°F
About Zip Code 63043
Zip code 63043 is located in Maryland Heights, Missouri, within St. Louis County. Home to approximately 21,651 residents, this area sits at an elevation of 512 ft and falls within the Central (CST/CDT) timezone. The local area code is 314.
The median household income is $91,050 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $215,900, and the cost of living index is 90 (10% below the national average of 100).
Summers average a high of 89°F while winters drop to 22°F. The area receives about 42 in of rain and 8 in of snow annually. The zip code covers 14.2 square miles of land area and 0.4 square miles of water.
Key Statistics
21,651
$91,050
$215,900
Central (CST/CDT)
314
512 ft
14.2 sq mi
36.6
9,616
Advertisement
Compare With Nearby Zip Codes
| Metric | 63043 | 63146 | 63044 | 63074 | 63303 | 63141 |
|---|---|---|---|---|---|---|
| City | Maryland Heights, MO | Saint Louis, MO | Bridgeton, MO | Hazelwood, MO | Saint Charles, MO | Saint Louis, MO |
| Population | 21,651 | 30,917 | 10,510 | 16,237 | 46,627 | 20,640 |
| Median Income | $91,050 | $85,724 | $76,094 | $51,351 | $98,031 | $122,917 |
| Home Value | $215,900 | $283,600 | $232,200 | $119,500 | $301,700 | $571,900 |
| Cost of Living | 90 | 101 | 87 | 60 | 111 | 181 |
| Median Age | 36.6 | 39.2 | 44 | 34.8 | 41.2 | 44.3 |
Cost of Living
100 = National Average. Maryland Heights's cost of living is 10% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
2.4x
Demographics
Zip code 63043 has a population of 21,651 people with a median age of 36.6. There are 9,616 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Maryland Heights (63043) population trend from 2010 to 2024
↑ 19.0%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
22°F
42 in
8 in
Maryland Heights experiences warm summers with average highs around 89°F. Winters are cool with lows averaging 22°F. The area receives about 8 in of snow per year.
Advertisement
Housing & Economy
Median Home Value
$215,900
Median Household Income
$91,050
With 9,616 housing units across 14.2 square miles, 63043 has a housing density of 677 units per square mile. The home price-to-income ratio is 2.4x.
Location & Geography
Latitude
38.7289°
Longitude
-90.4620°
Land Area
14.2 sq mi
Water Area
0.4 sq mi
Nearby Zip Codes
Zip codes closest to 63043 (Maryland Heights, MO) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 63043's $91,050. A way to compare Maryland Heights 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 63043 (Maryland Heights, MO). 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.
Explore Missouri
Popular "Near Me" Searches
Advertisement
People Also Ask
What zip code is Maryland Heights, Missouri?
Maryland Heights, Missouri uses zip code 63043.
What county is zip code 63043 in?
Zip code 63043 is located in St. Louis County, Missouri.
What is the population of zip code 63043?
The population of zip code 63043 is 21,651 with a median age of 36.6.
Is 63043 in Maryland Heights, Missouri?
Yes, zip code 63043 is in Maryland Heights, St. Louis County, Missouri. The area code is 314.
Frequently Asked Questions
What city is zip code 63043 in?
Zip code 63043 is in Maryland Heights, Missouri. It is part of St. Louis County and uses the Central (CST/CDT) timezone.
What is zip code 63043?
Zip code 63043 is a U.S. postal code in Maryland Heights, Missouri (St. Louis County). It has a population of 21,651 and covers 14.2 square miles.
What is the population of zip code 63043?
The population of zip code 63043 (Maryland Heights, MO) is 21,651 with a median age of 36.6. There are approximately 9,616 housing units in this area.
What is the median income in zip code 63043?
The median household income in zip code 63043 (Maryland Heights, MO) is $91,050 per year. The cost of living index is 90 (100 = national average).
What is the average home price in zip code 63043?
The median home value in zip code 63043 (Maryland Heights, MO) is $215,900. The cost of living index is 90 compared to the national average of 100.
What county is zip code 63043 in?
Zip code 63043 is located in St. Louis County, Missouri. The primary city is Maryland Heights.
What is the area code for zip code 63043?
Zip code 63043 in Maryland Heights, MO uses area code 314. It is located in the Central (CST/CDT) timezone.
Is zip code 63043 a good place to live?
Zip code 63043 (Maryland Heights, MO) has a cost of living index of 90 (100 = national average), a median household income of $91,050, and median home values of $215,900. The median age is 36.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 63043?
The cost of living index for zip code 63043 (Maryland Heights, MO) is 90, where 100 represents the national average. This area is below the national average. Median home value: $215,900.
What schools serve zip code 63043?
Zip code 63043 in Maryland Heights, Missouri is served by the local school district of St. Louis 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.
People Also Searched For
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.