Postal Codes

11947 ZIP Code

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ZIP code 11947 covers Jamesport, New York.

Median age
51.412.7 points above the US average
Poverty rate
0%12.4 points below the US average
Degree or higher
14.4%20.6 points below the US average
Homeownership
69%4 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
50

Where 11947 is

Jamesport, New York — the point the Postal Service gives for this ZIP code. A ZIP code is a set of delivery routes rather than an area, so this marks its centre, not its boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Median age51.4
Family households31%
Born outside the US0%
Speaks a language other than English at home0%
White (non-Hispanic)100%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans0%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Poverty rate0%
Households on SNAP or cash assistance0%

Household income distribution

Under $10k0.0%
$10–15k0.0%
$15–20k0.0%
$20–25k0.0%
$25–30k0.0%
$30–35k0.0%
$35–40k0.0%
$40–45k0.0%
$45–50k0.0%
$50–60k0.0%
$60–75k0.0%
$75–100k0.0%
$100–125k31.0%
$125–150k0.0%
$150–200k0.0%
$200k or more69.0%
Housing

American Community Survey 2019–2023 five-year estimates

Owner-occupied69%
Vacant homes0%

What the homes are

Detached house69%
2 to 4 units31%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher14.4%
High school diploma or higher100%
Works from home0%
Drives to work alone100%
Takes public transport0%
Commutes 45 minutes or more0%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments50
People employed225
Annual payroll$9,100,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 10.8% of US census tracts
FEMA ratingVery Low
Expected annual loss13 out of 100
Community resilience90.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding92.9Relatively Moderate at its worst in this ZIP code
Hurricane81.1Relatively Moderate at its worst in this ZIP code
Wildfire76Relatively Low at its worst in this ZIP code
Landslide66.4Very Low at its worst in this ZIP code
Winter weather44.8Relatively Low at its worst in this ZIP code
Earthquake36.4Very Low at its worst in this ZIP code
Ice storm27.9Very Low at its worst in this ZIP code
Hail26.2Very Low at its worst in this ZIP code
Cold wave26Relatively Low at its worst in this ZIP code
Strong wind20Relatively Low at its worst in this ZIP code
River flooding17.8Relatively Low at its worst in this ZIP code
Lightning17.2Very Low at its worst in this ZIP code
Tornado13.8Very Low at its worst in this ZIP code
Heat wave6Very Low at its worst in this ZIP code
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Compared with New York and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNew YorkUnited States
Median household income$84,578$78,538
Income per person$49,520$43,289
Poverty rate0%13.7%12.4%
Median home value$403,000$303,400
Median gross rent$1,576$1,348
Homeownership69%54.3%65%
Bachelor's degree or higher14.4%39.6%35%
Unemployment rate0%6.2%5.2%
Works from home0%13.3%13.5%
Born outside the US0%22.6%13.9%
Median age51.439.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMATTITUCK, NY US7.4 km away
Rain in a year45 in

Average high and low by month

January38.2°F / 22.6°F3.61 in rain
February40.2°F / 23.7°F3.12 in rain
March47°F / 29.5°F4.25 in rain
April56.8°F / 38.7°F4.06 in rain
May67.1°F / 48.3°F3.45 in rain
June75.3°F / 58.7°F3.75 in rain
July81.8°F / 64.8°F3.08 in rain
August81.4°F / 64.3°F4.12 in rain
September74.4°F / 56.7°F3.79 in rain
October63.6°F / 46°F4.04 in rain
November53.1°F / 36°F3.5 in rain
December43.3°F / 28.2°F4.26 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket100% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Riverhead Central School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability4more vulnerable than 4% of US census tracts
Socioeconomic status14more vulnerable than 14% of US census tracts
Household characteristics14more vulnerable than 14% of US census tracts
Racial and ethnic minority status26more vulnerable than 26% of US census tracts
Housing type and transport4more vulnerable than 4% of US census tracts
Walkability6.6 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

11970 South Jamesport, NY1.5 km away
11948 Laurel, NY3 km away
11931 Aquebogue, NY3.9 km away
11952 Mattituck, NY6.3 km away
11901 Riverhead, NY6.5 km away
11946 Hampton Bays, NY10 km away
11956 New Suffolk, NY10 km away
11935 Cutchogue, NY11.1 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Suffolk County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area0.03 sq mi
Latitude, longitude40.9495, -72.5815

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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