Maryland Heights, MO ZIP Codes
2 ZIP codes serve Maryland Heights, Missouri: 63146 and 63043. Together they are home to 52,602 residents in 23,953 households. That is more than the 27,880 people counted inside Maryland Heights city limits, because these ZIP codes reach past its boundary. Median household income ranges from $84,756 in 63146 to $91,509 in 63043.
Maryland Heights city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 27,880 |
| Households | 12,592 |
| Median household income | $86,436 |
| Median home value | $227,000 |
| Median age | 35.6 |
| Median rent | $1,312 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 52,602 |
| Households (sum of ZIP codes) | 23,953 |
| Median household income, range across ZIP codes | $84,756 (63146) to $91,509 (63043) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $87,407 |
| Homeowners | 62.2% |
| Households with kids under 18 | 24.4% |
| Moved in the past year | 14.3% |
| Carrier routes in EDDM2GO's route library | 52 routes, 25,246 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Maryland Heights: 63043 ($91,509)
- Most residents: 63146 (30,678 people)
- Highest homeownership: 63043 (69.6% own their home)
- Most households with kids: 63043 (26.2% of households)
- Most new movers: 63146 (14.4% moved in last year)
- Youngest median age: 63043 (37.1 years)
- Highest median home value: 63146 ($301,700)
Every ZIP code in Maryland Heights
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 63146 | Saint Louis | 30,678 | 14,551 | $84,756 | $301,700 | 57.5% | 23.2% | 14.4% | 30 | 16,573 | 61% of its land |
| 63043 | Maryland Heights | 21,924 | 9,402 | $91,509 | $227,600 | 69.6% | 26.2% | 14.1% | 22 | 10,597 | 93% of its land; mailing city |
A ZIP code is listed for Maryland Heights when at least 10% of its land lies inside Maryland Heights city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Maryland Heights. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Maryland Heights.
Counties
- St. Louis County — 46 ZIP codes
Price a mailing to Maryland Heights ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Maryland Heights, MO?
- 63146 and 63043. A ZIP code is listed for Maryland Heights when at least 10% of its land lies inside Maryland Heights city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Maryland Heights.
- What is the population of Maryland Heights, MO?
- The Census Bureau counts 27,880 residents inside Maryland Heights city limits (ACS 2020–2024). The 2 ZIP codes that serve Maryland Heights hold 52,602 residents in all.
- What is the median household income in Maryland Heights, MO?
- $86,436 inside Maryland Heights city limits, per the Census Bureau. Across its ZIP codes the medians run from $84,756 to $91,509.
- Which Maryland Heights ZIP code has the highest median household income?
- 63043, at $91,509, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Maryland Heights, MO?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 52 carrier routes reaching 25,246 residential and 1,926 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.