Byron, CA ZIP Codes
2 ZIP codes serve Byron, California: 94513 and 94514. Together they are home to 71,708 residents in 22,966 households. That is more than the 1,837 people counted inside Byron Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $76,511 in 94514 to $142,223 in 94513.
Byron Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 1,837 |
| Households | 534 |
| Median household income | $76,424 |
| Median home value | $750,000 |
| Median age | 45.6 |
| Median rent | $2,643 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 71,708 |
| Households (sum of ZIP codes) | 22,966 |
| Median household income, range across ZIP codes | $76,511 (94514) to $142,223 (94513) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $140,575 |
| Homeowners | 81.4% |
| Households with kids under 18 | 44.1% |
| Moved in the past year | 9.0% |
| Carrier routes in EDDM2GO's route library | 39 routes, 23,961 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Byron: 94513 ($142,223)
- Most residents: 94513 (69,755 people)
- Highest homeownership: 94513 (81.9% own their home)
- Most households with kids: 94513 (44.5% of households)
- Most new movers: 94514 (10.0% moved in last year)
- Youngest median age: 94513 (40.0 years)
- Highest median home value: 94513 ($837,800)
Every ZIP code in Byron
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 94513 | Brentwood | 69,755 | 22,390 | $142,223 | $837,800 | 81.9% | 44.5% | 9.0% | 38 | 25,197 | 1% of its land |
| 94514 | Byron | 1,953 | 576 | $76,511 | $735,600 | 60.4% | 28.5% | 10.0% | 1 | 255 | 19% of its land; mailing city |
A ZIP code is listed for Byron when at least 10% of its land lies inside the Byron Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Byron. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Byron.
Counties
- Contra Costa County — 47 ZIP codes
Nearby cities sharing these ZIP codes
- Brentwood — 1 ZIP code
Price a mailing to Byron ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Byron, CA?
- 94513 and 94514. A ZIP code is listed for Byron when at least 10% of its land lies inside the Byron Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Byron.
- What is the population of Byron, CA?
- The Census Bureau counts 1,837 residents inside Byron Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve Byron hold 71,708 residents in all.
- What is the median household income in Byron, CA?
- $76,424 inside Byron Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $76,511 to $142,223.
- Which Byron ZIP code has the highest median household income?
- 94513, at $142,223, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Byron, CA?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 39 carrier routes reaching 23,961 residential and 1,489 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.