Blairstown, New Jersey Map and Directory

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According to the United States Census Bureau, Blairstown is a Census-designated Place that is located in Warren County, New Jersey at 40.98 degrees North and 74.96 degrees West. The place's time zone is America/New York, and the place's primary telephone area code is 908. The land area of Blairstown is about 0.43 square miles, whereas the water area of the place is about 0.01 square miles. Warren County's land area is about 357 square miles, so the place occupies about 0.1 percent of the county's total land area.

The Census Bureau estimates that Blairstown had about 5,732 residents in 2019, which is approximately 13,330 people per square mile of land area.

According to recent American Community Survey data, the median household income in Blairstown was about $105,772 per year.

The New Jersey counties map at upper right shows Warren County, highlighted in red. Use the menu below to display interactive maps of Blairstown, either in a frame on this page or in full-screen mode.

Use the menu below to display categorized Blairstown directories.