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Mastic CDP, NY

ZIP Code 11950 — Mastic CDP, NY Demographics & Data

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

Upper Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
16,944
Median Income
$105,593
+41% vs US avg
Home Value
$372,900
+7% vs US avg
Median Rent
$1,655
+42% vs US avg
Median Age
31.6 yrs
-19% vs US avg
Area Code
Congress
Top Ancestry
ItalianIrishGerman
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Location
Coordinates
40.8076, -72.8475
Elevation
82 ft
Land Area
4.1 sq mi
Water Area
0.1 sq mi (3% water)

At a glance

Population
16,944
Density
N/A
Median income
$105,593
+41% vs US avg
Home value
$372,900
+7% vs US avg
Median rent
$1,655
+42% vs US avg
Timezone

Overview of ZIP Code 11950

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What to know about ZIP 11950

ZIP code 11950 covers Mastic, NY in Suffolk County with a population of about 16,944.

At a glance, the area shows median age of 31.6 versus a U.S. median of about 38.9.

It sits in telephone area codes 631, 934; U.S. House district NY-2; the NEW YORK media market.

Income and economy in Mastic, NY

Median household income in ZIP 11950 is about $105,593 — about 41% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 8.5%; unemployment rate near 7.1%; 15.9% of adults with a bachelor’s degree or higher (about 17.8 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Construction, Healthcare, and Retail trade; about 3.5% of workers reporting work-from-home (about 11.7 points below 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 11950

Median home value is about $372,900 — about 7% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,655 (about 42% above the U.S. median rent ($1,163)), and owner-occupancy near 81.9% (about 16.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 11950 in Mastic, NY, 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 $2,395. That is roughly in line with the local median household income ($105,593). 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 Mastic CDP, NY as Relatively High (composite score 97.3), which is among the highest nationally. The strongest component scores on US5 are flood (98.3) and hurricane (96.8). 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 Mastic CDP, NY show little to no average snow and around 44.2 inches of annual precipitation.

IRS migration statistics show a net inflow of about 732 for ZIP 11950 (Mastic CDP, NY) 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 ISP (13.3 miles (21.4 km)) · Suffolk County Community College (11.3 miles (18.2 km)) · Fire Island National Seashore (11.1 miles (17.8 km)) · VA: Calverton National Cemetery (8.2 miles (13.2 km))

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