Cobalt, MO ZIP Codes
One ZIP code serves Cobalt, Missouri: 63645. Together they are home to 11,554 residents in 4,236 households. That is more than the 364 people counted inside Cobalt village limits, because these ZIP codes reach past its boundary.
Cobalt village limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 364 |
| Households | 121 |
| Median household income | $34,750 |
| Median home value | $84,200 |
| Median age | 30 |
| Median rent | $834 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 11,554 |
| Households (sum of ZIP codes) | 4,236 |
| Median household income, range across ZIP codes | $54,747 (63645) to $54,747 (63645) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $54,747 |
| Homeowners | 73.1% |
| Households with kids under 18 | 31.2% |
| Moved in the past year | 13.2% |
| Carrier routes in EDDM2GO's route library | 12 routes, 5,086 homes (1 of 1 ZIP codes) |
Every ZIP code in Cobalt
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 63645 | Fredericktown | 11,554 | 4,236 | $54,747 | $157,500 | 73.1% | 31.2% | 13.2% | 12 | 5,384 | 0% of its land |
A ZIP code is listed for Cobalt when at least 10% of its land lies inside Cobalt village limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Cobalt. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Cobalt.
Counties
- Madison County — 5 ZIP codes
Price a mailing to Cobalt ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Cobalt, MO?
- 63645. A ZIP code is listed for Cobalt when at least 10% of its land lies inside Cobalt village limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Cobalt.
- What is the population of Cobalt, MO?
- The Census Bureau counts 364 residents inside Cobalt village limits (ACS 2020–2024). The 1 ZIP code that serve Cobalt hold 11,554 residents in all.
- What is the median household income in Cobalt, MO?
- $34,750 inside Cobalt village limits, per the Census Bureau. Across its ZIP codes the medians run from $54,747 to $54,747.
- How many carrier routes and mailboxes are in Cobalt, MO?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 12 carrier routes reaching 5,086 residential and 297 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.