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Lloyd Harbor village, NY

ZIP Code 11743 — Lloyd Harbor village, NY Demographics & Data

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

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Map, Quick Facts & Location

Quick Facts

Local time
Population
42,423
Median Income
$173,014
+130% vs US avg
Home Value
$748,200
+115% vs US avg
Median Rent
$2,205
+90% vs US avg
Median Age
45.4 yrs
+17% vs US avg
Area Code
Congress
Top Ancestry
ItalianIrishGerman
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Location
Coordinates
40.8834, -73.4236
Elevation
30 ft
Land Area
25.3 sq mi
Water Area
3.8 sq mi (13% water)

At a glance

Population
42,423
Density
N/A
Median income
$173,014
+130% vs US avg
Home value
$748,200
+115% vs US avg
Median rent
$2,205
+90% vs US avg
Timezone

Overview of ZIP Code 11743

AffluentHigh-income residential area
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What to know about ZIP 11743

ZIP code 11743 covers Lloyd Harbor, NY in Suffolk County with a population of about 42,423.

At a glance, the area shows median age of 45.4 versus a U.S. median of about 38.9.

It sits in telephone area codes 631, 934; U.S. House district NY-3; the NEW YORK media market.

Local search focus: Affluent

Lloyd Harbor, NY ranks among higher-income / higher-home-value communities on US5 (very high median household income (~$173,014)). Searchers often dig into housing affordability stretch, private schools, and neighborhood comparisons rather than entry-level rentals.

Income and economy in Lloyd Harbor, NY

Median household income in ZIP 11743 is about $173,014 — about 130% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 4.1%; unemployment rate near 3.8%; 63.7% of adults with a bachelor’s degree or higher (about 30.0 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Retail trade; about 21.3% of workers reporting work-from-home (about 6.1 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 11743

Median home value is about $748,200 — about 115% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $2,205 (about 90% above the U.S. median rent ($1,163)), and owner-occupancy near 88.9% (about 23.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 11743 in Lloyd Harbor, NY, a household would need roughly $206,000 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 $4,806. That is about 19% above the local median household income ($173,014), so the median earner would likely stretch or need a larger down payment. 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 Lloyd Harbor village, 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 Lloyd Harbor village, NY show little to no average snow and around 48.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,832 for ZIP 11743 (Lloyd Harbor village, 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 FRG (10.7 miles (17.2 km)) · Western Suffolk BOCES (4.2 miles (6.8 km)) · Sagamore Hill National Historic Site (3.8 miles (6.2 km)) · VA: Northport VA Medical Center (6.2 miles (10.0 km))

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