Zip Code 94506 — Danville, CA

ZIP Code 94506 is associated with Danville, CA, in Contra Costa County. The listed population estimate is 27,055; estimated density is 559.9 people per square mile. Among records with population estimates, it ranks #20 of 43 in Contra Costa County and #675 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (37.808620, -121.904980)

Data MetricLocal Statistic
Postal / Zip Code94506
Primary CityDanville
State / ProvinceCA
CountyContra Costa
Total Population27,055
Population Density559.9 people/sq mi
TimezoneAmerica/Los_Angeles

How 94506 Compares

MetricZIP 94506Contra Costa County recordsCA records
Population estimate27,0551,171,369 (sum)39,286,245 (sum)
Population Density559.9 /sq mi----
County population rank#20 of 43----
State population rank#675 of 1,762----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CA

ZIP CodeCityDistancePopulation estimate
ZIP 94582San Ramon3.2 mi47,424
ZIP 94528Diablo3.7 mi1,049
ZIP 94526Danville4.4 mi32,584
ZIP 94588Pleasanton5.0 mi34,328
ZIP 94583San Ramon5.3 mi39,583

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →