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Zip Code 12763 — Mountain Dale, NY

12763 is a ZIP Code associated with Mountain Dale, NY, located within Sullivan. 12763 ranks #23 out of 52 ZIP codes in Sullivan County by population (and #1332 out of 1,826 in NY). The area supports an estimated population of 890 residents across Data Pending housing units, with a population density of 24.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.682210, -74.522050)

Data MetricLocal Statistic
Postal / Zip Code12763
Primary CityMountain Dale
State / ProvinceNY
CountySullivan
Total Population890
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density24.4 people/sq mi
TimezoneAmerica/New_York

How 12763 Compares

MetricZIP 12763Sullivan CountyNY State Average
Population89077,160 (Total)19,771,902 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density24.4 /sq mi----
County Pop Rank#23 of 52----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 12769Phillipsport3.1 mi325N/A
Zip 12435Greenfield Park3.2 mi209N/A
Zip 12789Woodridge3.4 mi2,594N/A
Zip 12738Glen Wild3.9 mi423N/A
Zip 12483Spring Glen4.3 mi45N/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 →