Zip Code 06418 — Derby, CT

ZIP Code 06418 is associated with Derby, CT, in Naugatuck Valley County. The listed population estimate is 12,205; estimated density is 933.4 people per square mile. Among records with population estimates, it ranks #15 of 26 in Naugatuck Valley County and #110 of 285 in CT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.326470, -73.083240)

Data MetricLocal Statistic
Postal / Zip Code06418
Primary CityDerby
State / ProvinceCT
CountyNaugatuck Valley
Total Population12,205
Population Density933.4 people/sq mi
TimezoneAmerica/New_York

How 06418 Compares

MetricZIP 06418Naugatuck Valley County recordsCT records
Population estimate12,205455,072 (sum)3,624,508 (sum)
Population Density933.4 /sq mi----
County population rank#15 of 26----
State population rank#110 of 285----

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 CT

ZIP CodeCityDistancePopulation estimate
ZIP 06401Ansonia1.4 mi19,315
ZIP 06484Shelton3.2 mi41,889
ZIP 06483Seymour3.8 mi16,889
ZIP 06477Orange4.2 mi14,315
ZIP 06525Woodbridge4.3 mi9,073

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 →