Kirkwood, MO ZIP Codes
One ZIP code serves Kirkwood, Missouri: 63122. Together they are home to 41,634 residents in 16,686 households. That is more than the 29,363 people counted inside Kirkwood city limits, because these ZIP codes reach past its boundary.
Kirkwood city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 29,363 |
| Households | 11,992 |
| Median household income | $121,270 |
| Median home value | $451,400 |
| Median age | 41.8 |
| Median rent | $1,348 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 41,634 |
| Households (sum of ZIP codes) | 16,686 |
| Median household income, range across ZIP codes | $136,385 (63122) to $136,385 (63122) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $136,385 |
| Homeowners | 81.9% |
| Households with kids under 18 | 33.6% |
| Moved in the past year | 8.1% |
| Carrier routes in EDDM2GO's route library | 55 routes, 17,610 homes (1 of 1 ZIP codes) |
Every ZIP code in Kirkwood
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 63122 | Saint Louis | 41,634 | 16,686 | $136,385 | $474,300 | 81.9% | 33.6% | 8.1% | 55 | 18,959 | 63% of its land |
A ZIP code is listed for Kirkwood when at least 10% of its land lies inside Kirkwood city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Kirkwood. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Kirkwood.
Counties
- St. Louis County — 46 ZIP codes
Nearby cities sharing these ZIP codes
- Des Peres — 2 ZIP codes
- Valley Park — 2 ZIP codes
- Glendale — 1 ZIP code
Price a mailing to Kirkwood ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Kirkwood, MO?
- 63122. A ZIP code is listed for Kirkwood when at least 10% of its land lies inside Kirkwood city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Kirkwood.
- What is the population of Kirkwood, MO?
- The Census Bureau counts 29,363 residents inside Kirkwood city limits (ACS 2020–2024). The 1 ZIP code that serve Kirkwood hold 41,634 residents in all.
- What is the median household income in Kirkwood, MO?
- $121,270 inside Kirkwood city limits, per the Census Bureau. Across its ZIP codes the medians run from $136,385 to $136,385.
- How many carrier routes and mailboxes are in Kirkwood, MO?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 55 carrier routes reaching 17,610 residential and 1,359 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.