Union County, NJ
569,815 residents · 103 sq mi · 5,544.8/sq mi
About Union County
Union County is a county in the northern-central part of the U.S. state of New Jersey. As of the 2020 United States census, the county was the state's seventh-most-populous county with a population of 575,345, its highest decennial count ever and an increase of 38,846 (+7.2%) from the 2010 census count of 536,499. The United States Census Bureau's Population Estimates Program estimated a 2025 population of 601,863, an increase of 26,518 (+4.6%) from the 2020 decennial census. Its county seat is Elizabeth, which is also the most populous municipality in the county, with a 2020 census population of 137,298, and the largest by area, covering 13.46 square miles (34.9 km2). The county is part of the Central Jersey region of the state.
Prepper Assessment
Living in this area offers a densely populated environment with a mean annual temperature of 54.0°F and an average rainfall of 48.2 inches. The growing season is moderate, suitable for a range of crops typical for USDA zone 8a. However, the county's urban character leaves little room for traditional homesteading practices, as it is entirely non-rural and has a high population density of 5,544.8 people per square mile, which might limit self-sufficiency efforts.
The county faces significant natural hazards, including strong winds, winter weather, and riverine flooding, all rated at the 98th percentile or higher for risk. With a median home price of $458,000 and a property tax rate of 2.18%, the cost of living is a considerable barrier for potential homesteaders. Additionally, the high population density may contribute to a lack of privacy and personal space, which can be a concern for those seeking a more secluded lifestyle.
This county could be suitable for individuals who prioritize urban access and amenities over traditional homesteading. Those who thrive here may be urban preppers or individuals looking for a community-focused lifestyle. Conversely, traditional homesteaders seeking land for extensive farming or livestock may find the high density and costs to be dealbreakers, making it less ideal for their goals.