Zip Code 06903 — Stamford, CT

06903 is a ZIP Code associated with Stamford, CT, located within Western Connecticut. 06903 ranks #19 out of 34 ZIP codes in Western Connecticut County by population (and #100 out of 288 in CT). The area supports an estimated population of 14,010 residents across Data Pending housing units, with a population density of 311.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.135710, -73.572070)

Data MetricLocal Statistic
Postal / Zip Code06903
Primary CityStamford
State / ProvinceCT
CountyWestern Connecticut
Total Population14,010
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density311.0 people/sq mi
TimezoneAmerica/New_York

How 06903 Compares

MetricZIP 06903Western Connecticut CountyCT State Average
Population14,010627,079 (Total)3,624,508 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density311.0 /sq mi----
County Pop Rank#19 of 34----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 06907Stamford3.6 mi8,705N/A
Zip 06905Stamford3.6 mi20,725N/A
Zip 06840New Canaan4.1 mi20,870N/A
Zip 06906Stamford5.1 mi9,199N/A
Zip 06807Cos Cob5.3 mi7,650N/A

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 →