Zip Code 12743 — Highland Lake, NY

ZIP Code 12743 is associated with Highland Lake, NY, in Sullivan County. The listed population estimate is 279; estimated density is 14.3 people per square mile. Among records with population estimates, it ranks #38 of 50 in Sullivan County and #1560 of 1,778 in NY.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.540650, -74.846870)

Data MetricLocal Statistic
Postal / Zip Code12743
Primary CityHighland Lake
State / ProvinceNY
CountySullivan
Total Population279
Population Density14.3 people/sq mi
TimezoneAmerica/New_York

How 12743 Compares

MetricZIP 12743Sullivan County recordsNY records
Population estimate27977,160 (sum)19,771,902 (sum)
Population Density14.3 /sq mi----
County population rank#38 of 50----
State population rank#1560 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 12732Eldred2.0 mi776
ZIP 12737Glen Spey3.5 mi1,513
ZIP 12719Barryville4.9 mi1,339
ZIP 12792Yulan5.7 mi163
ZIP 12770Pond Eddy6.5 mi145

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 →