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Zip Code 12778 — Smallwood, NY

12778 is a ZIP Code associated with Smallwood, NY, located within Sullivan. The postal region supports an estimated population of 707 residents across Data Pending housing units, with a population density of 158.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.661740, -74.813800)

Data MetricLocal Statistic
Postal / Zip Code12778
Primary CitySmallwood
State / ProvinceNY
CountySullivan
Total Population707
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density158.5 people/sq mi
TimezoneAmerica/New_York

How 12778 Compares

MetricZIP 12778Sullivan CountyNY State Average
Population70777,16019,771,902
Median IncomeData PendingN/AN/A
Population Density158.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 12762Mongaup Valley1.1 mi394N/A
Zip 12749Kauneonga Lake2.2 mi419N/A
Zip 12786White Lake2.4 mi610N/A
Zip 12720Bethel4.5 mi447N/A
Zip 12783Swan Lake5.5 mi1,060N/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 →