ZIP code 94520
Where is ZIP code 94520?
Concord, California
Contra Costa County · Standard ZIP code
ZIP code 94520 belongs to Concord, California in Contra Costa County. 94520 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Pacific Time zone and uses area code 925. About 37,381 people live in the 94520 area, where the median household income is $82,479. The closest ZIP codes are 94522 (Concord, 0.4 mi southeast), 94524 (Concord, 0.4 mi southeast) and 94529 (Concord, 0.4 mi southeast).
| ZIP code | 94520 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Concord |
| State | California (CA) |
| County | Contra Costa County |
| Time zone | Pacific Time · now |
| Area code | 925 |
| Coordinates | 37.9823, -122.0362 map |
| 3-digit prefix | 945 |
Population and income in 94520
| Population | 37,381 · higher than 75% of California ZIP codes |
|---|---|
| People per square mile | 3,787 · higher than 68% of California ZIP codes |
| Median age | 35 years · lower than 77% of California ZIP codes |
| Men / women | 53% / 47% |
| Median household income | $82,479 · lower than 61% of California ZIP codes |
| Income per person | $40,315 |
| Below the poverty line | 12% |
| Bachelor’s degree or higher | 29% of adults 25+ |
| Median home value | $601,000 · lower than 57% of California ZIP codes |
| Median rent | $2,197 a month |
| Housing units | 14,085 |
| Households | 13,721 (2.68 people on average) |
| Owners / renters | 38% / 63% |
| Land area | 9.87 sq mi (plus 0.03 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 94520. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 94520
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 94522 | Concord, CA | 0.4 mi SE | PO Box only |
| 94524 | Concord, CA | 0.4 mi SE | PO Box only |
| 94529 | Concord, CA | 0.4 mi SE | Unique |
| 94519 | Concord, CA | 1.3 mi E | Standard |
| 94518 | Concord, CA | 2.3 mi S | Standard |
| 94523 | Pleasant Hill, CA | 2.8 mi SW | Standard |
| 94521 | Concord, CA | 3.7 mi SE | Standard |
| 94598 | Walnut Creek, CA | 4.4 mi S | Standard |
| 94527 | Concord, CA | 4.7 mi SE | PO Box only |
| 94597 | Walnut Creek, CA | 4.8 mi SW | Standard |
| 94553 | Martinez, CA | 5.4 mi W | Standard |
| 94596 | Walnut Creek, CA | 5.4 mi S | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 94520 or measure the distance to another ZIP code.
How to address mail to 94520
123 MAIN ST
CONCORD CA 94520
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Clyde: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (94520-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Concord, CA
All Concord ZIP codes with population and income →
Questions
- What city is ZIP code 94520?
- 94520 is a Concord, California ZIP code.
- What county is 94520 in?
- ZIP code 94520 is in Contra Costa County, California.
- What time zone is ZIP code 94520 in?
- 94520 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 94520?
- Phone numbers in ZIP code 94520 use area code 925.
- What is the population of ZIP code 94520?
- About 37,381 people live in ZIP code 94520, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 94520?
- The median household income in 94520 is $82,479 a year, lower than 61% of California ZIP codes.
- What ZIP codes are near 94520?
- The nearest ZIP codes to 94520 are 94522 (Concord, 0.4 miles), 94524 (Concord, 0.4 miles), 94529 (Concord, 0.4 miles) and 94519 (Concord, 1.3 miles).