San Miguel, CA ZIP Codes
2 ZIP codes serve San Miguel, California: 94596 and 93451. Together they are home to 28,624 residents in 12,672 households. That is more than the 3,967 people counted inside San Miguel Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $98,188 in 93451 to $135,635 in 94596.
San Miguel Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 3,967 |
| Households | 1,330 |
| Median household income | $250,001 |
| Median home value | $1,649,100 |
| Median age | 48.4 |
| Median rent | $2,758 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 28,624 |
| Households (sum of ZIP codes) | 12,672 |
| Median household income, range across ZIP codes | $98,188 (93451) to $135,635 (94596) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $130,721 |
| Homeowners | 46.1% |
| Households with kids under 18 | 21.7% |
| Moved in the past year | 16.8% |
| Carrier routes in EDDM2GO's route library | 22 routes, 12,991 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in San Miguel: 94596 ($135,635)
- Most residents: 94596 (23,417 people)
- Highest homeownership: 93451 (62.5% own their home)
- Most households with kids: 93451 (38.1% of households)
- Most new movers: 94596 (19.0% moved in last year)
- Youngest median age: 93451 (36.9 years)
- Highest median home value: 94596 ($1,277,800)
Every ZIP code in San Miguel
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 94596 | Walnut Creek | 23,417 | 11,009 | $135,635 | $1,277,800 | 43.6% | 19.2% | 19.0% | 20 | 14,021 | 17% of its land |
| 93451 | San Miguel | 5,207 | 1,663 | $98,188 | $652,900 | 62.5% | 38.1% | 7.0% | 2 | 1,283 | mailing city |
A ZIP code is listed for San Miguel when at least 10% of its land lies inside the San Miguel Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is San Miguel. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside San Miguel.
Counties
- Contra Costa County — 47 ZIP codes
Nearby cities sharing these ZIP codes
- Walnut Creek — 4 ZIP codes
Price a mailing to San Miguel ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in San Miguel, CA?
- 94596 and 93451. A ZIP code is listed for San Miguel when at least 10% of its land lies inside the San Miguel Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is San Miguel.
- What is the population of San Miguel, CA?
- The Census Bureau counts 3,967 residents inside San Miguel Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve San Miguel hold 28,624 residents in all.
- What is the median household income in San Miguel, CA?
- $250,001 inside San Miguel Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $98,188 to $135,635.
- Which San Miguel ZIP code has the highest median household income?
- 94596, at $135,635, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in San Miguel, CA?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 22 carrier routes reaching 12,991 residential and 2,312 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.