ZIP Code 07840 — Hackettstown town, NJ Demographics & Data

ZIP code 07840 covers Hackettstown, NJ in Warren County with a population of about 31,995.

At a glance, the area shows median age of 42.9 versus a U.S. median of about 38.9.

It sits in telephone area code 908; U.S. House district NJ-7; the NEW YORK media market.

Hackettstown, NJ sits in a university / college context (near centenary university (0.5 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Median household income in ZIP 07840 is about $107,956 — about 44% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 5.7%; unemployment rate near 7.1%; 49.3% of adults with a bachelor’s degree or higher (about 15.6 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Manufacturing, and Professional services; about 13.7% of workers reporting work-from-home (about 1.5 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $373,000 — about 7% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,389 (about 19% above the U.S. median rent ($1,163)), and owner-occupancy near 70.8% (about 5.4 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 07840 in Hackettstown, NJ, a household would need roughly $103,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,396. That is roughly in line with the local median household income ($107,956). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Hackettstown town, NJ as Relatively Low (composite score 80.8), which is elevated versus much of the country. The strongest component scores on US5 are flood (86.5) and hurricane (79.9). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Hackettstown town, NJ show little to no average snow and around 48.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 2,059 for ZIP 07840 (Hackettstown town, NJ) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.