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Zip Code 87942 — Williamsburg, NM

ZIP Code 87942 is associated with Williamsburg, NM, in Sierra County. The listed population estimate is 1,005; estimated density is 2.7 people per square mile. Among records with population estimates, it ranks #3 of 8 in Sierra County and #179 of 356 in NM.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (33.094470, -107.429510)

Data MetricLocal Statistic
Postal / Zip Code87942
Primary CityWilliamsburg
State / ProvinceNM
CountySierra
Total Population1,005
Population Density2.7 people/sq mi
TimezoneAmerica/Denver

How 87942 Compares

MetricZIP 87942Sierra County recordsNM records
Population estimate1,00511,500 (sum)2,118,558 (sum)
Population Density2.7 /sq mi----
County population rank#3 of 8----
State population rank#179 of 356----

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 NM

ZIP CodeCityDistancePopulation estimate
ZIP 87931Caballo12.3 mi703
ZIP 87935Elephant Butte16.0 mi2,094
ZIP 87930Arrey17.7 mi718
ZIP 88042Hillsboro21.2 mi205
ZIP 87939Monticello21.7 mi206

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 →