Zip Code 08836 — Martinsville, NJ

ZIP Code 08836 is associated with Martinsville, NJ, in Somerset County. The listed population estimate is 3,855; estimated density is 331.0 people per square mile. Among records with population estimates, it ranks #19 of 27 in Somerset County and #463 of 595 in NJ.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.597050, -74.554460)

Data MetricLocal Statistic
Postal / Zip Code08836
Primary CityMartinsville
State / ProvinceNJ
CountySomerset
Total Population3,855
Population Density331.0 people/sq mi
TimezoneAmerica/New_York

How 08836 Compares

MetricZIP 08836Somerset County recordsNJ records
Population estimate3,855328,603 (sum)9,343,809 (sum)
Population Density331.0 /sq mi----
County population rank#19 of 27----
State population rank#463 of 595----

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 NJ

ZIP CodeCityDistancePopulation estimate
ZIP 08805Bound Brook2.0 mi14,066
ZIP 07059Warren3.2 mi16,811
ZIP 08846Middlesex3.2 mi14,645
ZIP 08880South Bound Brook3.3 mi4,867
ZIP 08807Bridgewater3.5 mi39,560

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 →