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Zip Code 94089 — Sunnyvale, CA

ZIP Code 94089 is associated with Sunnyvale, CA, in Santa Clara County. The listed population estimate is 22,699; estimated density is 1,440.3 people per square mile. Among records with population estimates, it ranks #40 of 58 in Santa Clara County and #769 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (37.411920, -122.014410)

Data MetricLocal Statistic
Postal / Zip Code94089
Primary CitySunnyvale
State / ProvinceCA
CountySanta Clara
Total Population22,699
Population Density1,440.3 people/sq mi
TimezoneAmerica/Los_Angeles

How 94089 Compares

MetricZIP 94089Santa Clara County recordsCA records
Population estimate22,6991,926,381 (sum)39,286,245 (sum)
Population Density1,440.3 /sq mi----
County population rank#40 of 58----
State population rank#769 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 94085Sunnyvale1.6 mi24,024
ZIP 95002Alviso2.1 mi1,542
ZIP 94086Sunnyvale2.8 mi49,746
ZIP 94043Mountain View3.0 mi33,176
ZIP 95054Santa Clara3.0 mi25,704

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 →