11703 ZIP Code — North Babylon, NY

Suffolk County, New York

ZIP code 11703 is located in North Babylon, New York, within Suffolk County. It covers approximately 3.05 square miles and serves a population of 17,414 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 631/516.

About ZIP code 11703

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $448,600. Owner-occupancy is high at 85%, well above the national average.

Median household income is $126,027. The poverty rate of 3% is below the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 34 minutes is near the national average.

Educational attainment is near the national average, with 32% of residents holding a bachelor's degree or higher.

Overall, ZIP code 11703 reflects a community defined by high homeownership and a significant Social Security-dependent population.

17,414

population

3.05

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

11703 ZIP code map

Cities in ZIP code 11703

Below are the cities the US Postal Service accepts for ZIP code 11703. Using any city not on this list may result in mail delivery delays.

City	Status
North Babylon	Acceptable
North Babylon	Acceptable
North Babylon	Preferred

Nearby ZIP codes

11795 West Islip (2.1 mi) 11729 Deer Park (2.1 mi) 11704 West Babylon (2.4 mi) 11798 Wyandanch (2.7 mi) 11718 Brightwaters (3.5 mi) 11757 Lindenhurst (4 mi) 11726 Copiague (5 mi) 11717 Brentwood (5.1 mi) 11701 Amityville (5.5 mi) 11747 Melville (5.5 mi) 11735 Farmingdale (5.7 mi) 11751 Islip (5.9 mi)

Demographics updated 05/2026

Population
Total population	17,414
Population density	5,710 / sq mi
State FIPS	36
County FIPS	103

Geography
Land area	3.05 sq mi
Water area	0.03 sq mi
Latitude	40.7324
Longitude	-73.3257
Timezone	Eastern (ET)
Area code	631/516

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.0%	22.6%	37.0%
$50k – $100k	27.3%	24.7%	27.0%
$100k – $200k	35.8%	34.6%	24.4%
Over $200k	16.9%	18.0%	11.5%

Demographics & statistics

17,414

Population

5,710

People per sq mi

42.4

Median age

$126,027

Median household income

$45,586

Per capita income

$448,600

Median home value

$2,154

Median monthly rent

84.5%

Home ownership

3.3%

Poverty rate

4.3%

Unemployment

4,909

Housing units

31.9%

Bachelor's or higher

Age distribution

Male Female

418

Under 5

413

550

5–9

544

658

10–14

651

402

15–19

398

731

20–24

723

1,066

25–34

1,054

884

35–44

875

1,029

45–54

1,018

783

55–59

774

775

60–64

766

866

65–74

856

398

75–84

393

196

85+

193

← Male

Female →

Age summary

Group	Count	%
Under 18	3,658	21.0%
18 and over	13,756	79.0%
65 and over	2,902	16.7%
Median age	42.4 years

Race & ethnicity

White 58.2%

Black or African American 11.7%

Hispanic or Latino 11.1%

Other race 6.9%

Two or more races 6.5%

Asian 5.2%

American Indian / Alaska Native 0.3%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	11,400	58.2%
Black or African American	2,288	11.7%
Hispanic or Latino	2,177	11.1%
Other race	1,361	6.9%
Two or more races	1,279	6.5%
Asian	1,012	5.2%
American Indian / Alaska Native	63	0.3%
Native Hawaiian / Pacific Islander	11	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.0%	22.6%	37.0%
$50k – $100k	27.3%	24.7%	27.0%
$100k – $200k	35.8%	34.6%	24.4%
Over $200k	16.9%	18.0%	11.5%

Under $10k 2.5%

$10k–$15k 0.3%

$15k–$25k 3.7%

$25k–$35k 2.3%

$35k–$50k 5.2%

$50k–$75k 13.0%

$75k–$100k 13.1%

$100k–$150k 21.6%

$150k–$200k 16.5%

$200k+ 21.8%

Range	% of households
Under $10k	2.5%
$10k–$15k	0.3%
$15k–$25k	3.7%
$25k–$35k	2.3%
$35k–$50k	5.2%
$50k–$75k	13.0%
$75k–$100k	13.1%
$100k–$150k	21.6%
$150k–$200k	16.5%
$200k+	21.8%
Median income	$126,027

Housing

Home values

Under $50k 2.3%

$50k–$100k 0.4%

$100k–$150k 0.3%

$150k–$200k 1.4%

$200k–$300k 5.2%

$300k–$500k 62.5%

$500k–$1M 26.4%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$448,600
Median rent / month	$2,154
Owner occupied	84.5%
Renter occupied	15.5%
Vacant	4.7%
Single-family detached	77.8%
Large apartment buildings	5.5%
Mobile homes	0.3%
Median rooms	6.2
Avg household size (owned)	3.31

Year built

Era	%
2020 or later	0.0%
2010–2019	0.6%
2000–2009	2.6%
1990–1999	2.3%
1980–1989	7.6%
1970–1979	9.5%
1960–1969	27.3%
1950–1959	41.2%
1940–1949	5.9%
1939 or earlier	3.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	13.7%
2 bedrooms	16.1%
3 bedrooms	36.1%
4 bedrooms	25.1%
5+ bedrooms	8.5%

Vehicles per household

Vehicles	% of households
No vehicle	3.6%
1 vehicle	24.5%
2 vehicles	37.8%
3 or more	34.1%

Heating fuel

Fuel type	%
Utility gas	56.0%
Electricity	7.7%
Propane / LP gas	1.3%
Fuel oil	34.5%
Solar	0.3%

Households & families

Household type	Count	%
Married-couple family	3,428	62.4%
Cohabiting couple	239	4.4%
Male householder, no spouse	770	14.0%
Female householder, no spouse	1,054	19.2%
Households with children under 18	1,648	30.0%
Households with seniors (65+)	2,062	37.6%
Average household size	3.16

Marital status

Status	Male	Female
Never married	32.2%	31.9%
Married	56.4%	50.8%
Separated	0.3%	1.4%
Widowed	3.7%	8.4%
Divorced	7.4%	7.5%

Education

Less than 9th grade 2.5%

Some HS, no diploma 4.9%

HS graduate 26.8%

Some college, no degree 19.6%

Associate's degree 14.2%

Bachelor's degree 20.6%

Graduate / professional 11.3%

Metric	%
HS diploma or higher	92.6%
Bachelor's or higher	31.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	311	7.6%
Kindergarten	216	5.3%
Elementary school	1,701	41.7%
High school	689	16.9%
College / grad school	1,163	28.5%

Employment

Industry of employment

Education & healthcare 27.0%

Retail trade 10.7%

Professional & management 10.6%

Construction 9.7%

Arts, food & hospitality 7.8%

Manufacturing 7.4%

Transportation & utilities 6.5%

Finance & real estate 6.1%

Public administration 5.9%

Other services 3.5%

Information 3.1%

Wholesale trade 1.8%

Occupation

Category	%
Management, business & arts	38.7%
Service	17.3%
Sales & office	23.1%
Natural resources & construction	10.7%
Production & transportation	10.3%

Employment type

Type	%
Private sector	78.5%
Government	17.6%
Self-employed	3.8%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	76.7%
Carpool	9.1%
Public transit	5.1%
Walk	1.1%
Work from home	6.7%
Other means	1.3%
Avg commute (minutes)	34.2

Poverty

All people 3.3%

Under 18 years 2.2%

18 and over 3.6%

Married-couple families 0.6%

Female-led households 11.5%

Income support

Source	% of households
Social Security	38.0%
Retirement income	34.9%
Supplemental Security	4.2%
Cash public assistance	2.1%
Food stamps / SNAP	5.7%

Health indicators

Condition	%
Obesity	27.4%
High blood pressure	28.0%
High cholesterol	29.8%
Diabetes	8.0%
Heart disease	5.2%
Stroke	2.4%
Asthma	9.5%
Arthritis	19.6%
Kidney disease	2.5%
Pulmonary disease	5.4%
Cancer	6.5%

Behavior / access	%
Smoking	14.5%
Binge drinking	18.1%
No physical activity	21.9%
Less than 7 hrs sleep	34.5%
Depression	17.0%
Fair or poor health	10.5%
Poor mental health	13.4%
Poor physical health	8.4%
No health insurance	10.6%
Visited doctor (checkup)	78.3%
Visited dentist	68.9%
Cholesterol screening	92.0%
Teeth loss	10.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	638	4.6%

Disability	%
Any disability	13.4%
Under 18	4.6%
18–64 years	11.5%
65 and over	32.0%

Health insurance coverage

Type	%
Private insurance	77.9%
Public insurance	31.3%
No insurance	4.1%
Uninsured under 19	3.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	16,583	95.2%
Spanish	1,586	9.6%
Other Indo-European	564	3.4%
Asian & Pacific Islander	819	4.9%
Other languages	194	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	14,694	84.4%
Born in same state	14,216	81.6%
Born in different state	13,440	77.2%
Foreign born	478	2.7%
Naturalized citizen	2,720	15.6%
Not a US citizen	2,110	77.6%

Ancestry

Ancestry	Count	%
Italian	2,391	13.7%
French	601	3.5%
Arab	247	1.4%
Dutch	75	0.4%

Ancestry	Count	%
Polish	62	0.4%
Irish	36	0.2%
English	33	0.2%
German	21	0.1%

Technology access

Metric	% of households
Computer access	31.5%
Internet access	95.3%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 11703

What city is ZIP code 11703 in?

ZIP code 11703 is primarily assigned to North Babylon, New York.

What county is ZIP code 11703 in?

ZIP code 11703 falls within Suffolk County, New York.

Is ZIP code 11703 mostly owner-occupied?

85% of occupied units in ZIP code 11703 are owner-occupied, well above the national average.

Does ZIP code 11703 have a large retiree population?

38% of households in ZIP code 11703 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 11703?

The median household income in ZIP code 11703 is $126,027, above the national median of ~$75,000.

What is the typical home value in ZIP code 11703?

The median home value in ZIP code 11703 is $448,600.

What timezone is ZIP code 11703 in?

ZIP code 11703 observes the EST timezone.