Monmouth Junction, NJ vs Union, NJ

Union is moderately more affordable than Monmouth Junction, with a 7.3% lower cost of living index. Monmouth Junction scores 137 compared to 128 for Union, where the US average is 100. This difference means residents of Monmouth Junction can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Monmouth Junction is $1,880/month compared to $1,695/month in Union — a 11% difference. Home values follow the same pattern: Union is more affordable at $451,500 median vs $497,100.

Median household income in Monmouth Junction is $125,892 compared to $127,411 in Union (-1.2%). Union offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Monmouth Junction spend roughly 17.9% of their income on rent, more than the 16% in Union.