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Six Mile Run CDP, NJ

ZIP Code 08873 — Six Mile Run CDP, NJ Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLarge CommunityLow Snow AreaRemote Work Hub

Map, Quick Facts & Location

Quick Facts

Local time
Population
55,862
Median Income
$117,866
+57% vs US avg
Home Value
$438,600
+26% vs US avg
Median Rent
$1,805
+55% vs US avg
Median Age
40.3 yrs
+4% vs US avg
Area Code
Congress
Top Ancestry
ItalianIrishGerman
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Location
Coordinates
40.4966, -74.5320
Elevation
111 ft
Land Area
32.3 sq mi
Water Area
0.4 sq mi (1% water)

At a glance

Population
55,862
Density
N/A
Median income
$117,866
+57% vs US avg
Home value
$438,600
+26% vs US avg
Median rent
$1,805
+55% vs US avg
Timezone

Overview of ZIP Code 08873

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What to know about ZIP 08873

ZIP code 08873 covers Six Mile Run, NJ in Somerset County with a population of about 55,862.

At a glance, the area shows median age of 40.3 (near the U.S. median).

It sits in telephone area codes 732, 848; U.S. House district NJ-12; the NEW YORK media market.

Income and economy in Six Mile Run, NJ

Median household income in ZIP 08873 is about $117,866 — about 57% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 6.4%; unemployment rate near 4.3%; 54.5% of adults with a bachelor’s degree or higher (about 20.8 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Professional services, and Manufacturing; about 18.6% of workers reporting work-from-home (about 3.4 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 08873

Median home value is about $438,600 — about 26% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,805 (about 55% above the U.S. median rent ($1,163)), and owner-occupancy near 67.3% (about 1.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 08873 in Six Mile Run, NJ, a household would need roughly $121,000 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 $2,817. That is roughly in line with the local median household income ($117,866). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Six Mile Run CDP, NJ as Relatively Moderate (composite score 90.9), which is among the highest nationally. The strongest component scores on US5 are flood (95.0) and hurricane (83.5). 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 Six Mile Run CDP, NJ show little to no average snow and around 49.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 3,596 for ZIP 08873 (Six Mile Run CDP, 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.

Nearby (from this ZIP)

Airport TTN (21.2 miles (34.2 km)) · American Institute-Somerset (3.8 miles (6.1 km)) · Morristown National Historical Park (18.6 miles (29.9 km)) · VA: Piscataway CBOC (4.8 miles (7.8 km))

Full lists and map pins are in the Infrastructure section below.