Zip Code 12421 — Denver, NY

ZIP Code 12421 is associated with Denver, NY, in Delaware County. The listed population estimate is 261; estimated density is 5.9 people per square mile. Among records with population estimates, it ranks #27 of 34 in Delaware County and #1568 of 1,778 in NY.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.251200, -74.533600)

Data MetricLocal Statistic
Postal / Zip Code12421
Primary CityDenver
State / ProvinceNY
CountyDelaware
Total Population261
Population Density5.9 people/sq mi
TimezoneAmerica/New_York

How 12421 Compares

MetricZIP 12421Delaware County recordsNY records
Population estimate26138,757 (sum)19,771,902 (sum)
Population Density5.9 /sq mi----
County population rank#27 of 34----
State population rank#1568 of 1,778----

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 NY

ZIP CodeCityDistancePopulation estimate
ZIP 12430Fleischmanns3.8 mi1,253
ZIP 12474Roxbury3.8 mi857
ZIP 12438Halcottsville4.2 mi190
ZIP 12468Prattsville7.0 mi1,329
ZIP 12441Highmount7.1 mi106

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 →