Zip Code 94569 — Port Costa, CA

ZIP Code 94569 is associated with Port Costa, CA, in Contra Costa County. The listed population estimate is 296; estimated density is 88.9 people per square mile. Among records with population estimates, it ranks #42 of 43 in Contra Costa County and #1599 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.044110, -122.192010)

Data MetricLocal Statistic
Postal / Zip Code94569
Primary CityPort Costa
State / ProvinceCA
CountyContra Costa
Total Population296
Population Density88.9 people/sq mi
TimezoneAmerica/Los_Angeles

How 94569 Compares

MetricZIP 94569Contra Costa County recordsCA records
Population estimate2961,171,369 (sum)39,286,245 (sum)
Population Density88.9 /sq mi----
County population rank#42 of 43----
State population rank#1599 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 94525Crockett2.0 mi3,372
ZIP 94572Rodeo2.6 mi8,976
ZIP 94547Hercules4.6 mi26,302
ZIP 94590Vallejo4.7 mi37,128
ZIP 94553Martinez4.9 mi48,643

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 →