Eureka, MO ZIP Codes
2 ZIP codes serve Eureka, Missouri: 63025 and 63069. Together they are home to 35,205 residents in 13,327 households. That is more than the 13,081 people counted inside Eureka city limits, because these ZIP codes reach past its boundary. Median household income ranges from $78,185 in 63069 to $125,676 in 63025.
Eureka city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 13,081 |
| Households | 4,690 |
| Median household income | $108,394 |
| Median home value | $379,200 |
| Median age | 37.5 |
| Median rent | $1,252 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 35,205 |
| Households (sum of ZIP codes) | 13,327 |
| Median household income, range across ZIP codes | $78,185 (63069) to $125,676 (63025) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $102,812 |
| Homeowners | 79.2% |
| Households with kids under 18 | 33.7% |
| Moved in the past year | 11.8% |
| Carrier routes in EDDM2GO's route library | 24 routes, 13,780 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Eureka: 63025 ($125,676)
- Most residents: 63025 (19,508 people)
- Highest homeownership: 63025 (83.2% own their home)
- Most households with kids: 63025 (41.0% of households)
- Most new movers: 63025 (13.7% moved in last year)
- Youngest median age: 63025 (39.2 years)
- Highest median home value: 63025 ($391,500)
Every ZIP code in Eureka
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 63025 | Eureka | 19,508 | 6,911 | $125,676 | $391,500 | 83.2% | 41.0% | 13.7% | 12 | 7,680 | 21% of its land; mailing city |
| 63069 | Pacific | 15,697 | 6,416 | $78,185 | $292,100 | 74.8% | 25.8% | 9.5% | 12 | 6,826 | 4% of its land |
A ZIP code is listed for Eureka when at least 10% of its land lies inside Eureka city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Eureka. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Eureka.
Counties
- St. Louis County — 46 ZIP codes
Nearby cities sharing these ZIP codes
Price a mailing to Eureka ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Eureka, MO?
- 63025 and 63069. A ZIP code is listed for Eureka when at least 10% of its land lies inside Eureka city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Eureka.
- What is the population of Eureka, MO?
- The Census Bureau counts 13,081 residents inside Eureka city limits (ACS 2020–2024). The 2 ZIP codes that serve Eureka hold 35,205 residents in all.
- What is the median household income in Eureka, MO?
- $108,394 inside Eureka city limits, per the Census Bureau. Across its ZIP codes the medians run from $78,185 to $125,676.
- Which Eureka ZIP code has the highest median household income?
- 63025, at $125,676, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Eureka, MO?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 24 carrier routes reaching 13,780 residential and 726 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.