11741 ZIP Code — Holbrook, NY

Suffolk County, New York

ZIP code 11741 is located in Holbrook, New York, within Suffolk County. It covers approximately 7.51 square miles and serves a population of 27,632 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 631/516.

About ZIP code 11741

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $471,000. Owner-occupancy is high at 78%, well above the national average.

Median household income is $140,334. The poverty rate of 5% is below the national average. 33% 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 32 minutes is near the national average.

Educational attainment is near the national average, with 35% of residents holding a bachelor's degree or higher.

Overall, ZIP code 11741 reflects a community defined by high homeownership and a significant Social Security-dependent population.

27,632

population

7.51

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

11741 ZIP code map

Cities in ZIP code 11741

Below are the cities the US Postal Service accepts for ZIP code 11741. Using any city not on this list may result in mail delivery delays.

City	Status
Holbrook	Preferred

Nearby ZIP codes

11742 Holtsville (1.4 mi) 00544 Holtsville (1.6 mi) 00501 Holtsville (1.8 mi) 11779 Ronkonkoma (2.9 mi) 11738 Farmingville (3 mi) 11705 Bayport (3.5 mi) 11716 Bohemia (3.6 mi) 11715 Blue Point (3.9 mi) 11796 West Sayville (4.9 mi) 11755 Lake Grove (5 mi) 11720 Centereach (5.1 mi) 11767 Nesconset (5.1 mi)

Demographics updated 05/2026

Population
Total population	27,632
Population density	3,679 / sq mi
State FIPS	36
County FIPS	103

Geography
Land area	7.51 sq mi
Water area	0.00 sq mi
Latitude	40.7983
Longitude	-73.0679
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	16.0%	22.6%	37.0%
$50k – $100k	27.3%	24.7%	27.0%
$100k – $200k	39.9%	34.6%	24.4%
Over $200k	16.8%	18.0%	11.5%

Demographics & statistics

27,632

Population

3,679

People per sq mi

40.5

Median age

$140,334

Median household income

$53,185

Per capita income

$471,000

Median home value

$2,297

Median monthly rent

77.8%

Home ownership

4.8%

Poverty rate

4.2%

Unemployment

7,406

Housing units

35.4%

Bachelor's or higher

Age distribution

Male Female

760

Under 5

845

771

5–9

858

818

10–14

910

745

15–19

829

837

20–24

931

1,687

25–34

1,876

1,863

35–44

2,073

1,718

45–54

1,912

968

55–59

1,077

848

60–64

943

1,286

65–74

1,431

667

75–84

742

112

85+

125

← Male

Female →

Age summary

Group	Count	%
Under 18	6,065	21.9%
18 and over	21,567	78.1%
65 and over	4,363	15.8%
Median age	40.5 years

Race & ethnicity

White 81.2%

Hispanic or Latino 5.1%

Two or more races 4.4%

Asian 4.3%

Black or African American 3.5%

Other race 1.5%

Group	Count	%
White	23,639	81.2%
Hispanic or Latino	1,479	5.1%
Two or more races	1,271	4.4%
Asian	1,257	4.3%
Black or African American	1,015	3.5%
Other race	450	1.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.0%	22.6%	37.0%
$50k – $100k	27.3%	24.7%	27.0%
$100k – $200k	39.9%	34.6%	24.4%
Over $200k	16.8%	18.0%	11.5%

Under $10k 2.1%

$10k–$15k 2.0%

$15k–$25k 3.2%

$25k–$35k 1.3%

$35k–$50k 5.4%

$50k–$75k 9.1%

$75k–$100k 12.1%

$100k–$150k 20.3%

$150k–$200k 19.3%

$200k+ 25.3%

Range	% of households
Under $10k	2.1%
$10k–$15k	2.0%
$15k–$25k	3.2%
$25k–$35k	1.3%
$35k–$50k	5.4%
$50k–$75k	9.1%
$75k–$100k	12.1%
$100k–$150k	20.3%
$150k–$200k	19.3%
$200k+	25.3%
Median income	$140,334

Housing

Home values

Under $50k 1.6%

$50k–$100k 0.8%

$100k–$150k 0.6%

$150k–$200k 0.7%

$200k–$300k 1.1%

$300k–$500k 56.8%

$500k–$1M 36.1%

$1M+ 2.4%

Housing overview

Metric	Value
Median home value	$471,000
Median rent / month	$2,297
Owner occupied	77.8%
Renter occupied	22.2%
Vacant	3.0%
Single-family detached	72.8%
Large apartment buildings	5.4%
Mobile homes	1.7%
Median rooms	6.4
Avg household size (owned)	3.21

Year built

Era	%
2020 or later	0.0%
2010–2019	0.7%
2000–2009	3.8%
1990–1999	12.5%
1980–1989	12.1%
1970–1979	37.2%
1960–1969	22.6%
1950–1959	8.5%
1940–1949	1.3%
1939 or earlier	1.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	9.9%
2 bedrooms	16.1%
3 bedrooms	40.0%
4 bedrooms	25.7%
5+ bedrooms	7.9%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	25.7%
2 vehicles	43.5%
3 or more	26.9%

Heating fuel

Fuel type	%
Utility gas	30.0%
Electricity	11.3%
Propane / LP gas	2.7%
Fuel oil	55.1%
Wood	0.7%

Households & families

Household type	Count	%
Married-couple family	5,395	59.0%
Cohabiting couple	607	6.6%
Male householder, no spouse	1,151	12.6%
Female householder, no spouse	1,998	21.8%
Households with children under 18	3,054	33.4%
Households with seniors (65+)	2,980	32.6%
Average household size	3.01

Marital status

Status	Male	Female
Never married	35.3%	30.1%
Married	53.5%	50.7%
Separated	1.1%	1.5%
Widowed	1.2%	8.1%
Divorced	9.0%	9.6%

Education

Less than 9th grade 2.8%

Some HS, no diploma 5.1%

HS graduate 28.0%

Some college, no degree 17.9%

Associate's degree 10.8%

Bachelor's degree 20.4%

Graduate / professional 15.0%

Metric	%
HS diploma or higher	92.1%
Bachelor's or higher	35.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	262	4.1%
Kindergarten	237	3.7%
Elementary school	2,652	41.6%
High school	1,577	24.7%
College / grad school	1,653	25.9%

Employment

Industry of employment

Education & healthcare 25.0%

Retail trade 12.4%

Professional & management 11.7%

Construction 8.3%

Arts, food & hospitality 7.7%

Public administration 7.0%

Finance & real estate 6.8%

Manufacturing 5.9%

Transportation & utilities 5.0%

Wholesale trade 3.5%

Information 3.3%

Other services 3.2%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	42.4%
Service	17.5%
Sales & office	23.5%
Natural resources & construction	9.3%
Production & transportation	7.3%

Employment type

Type	%
Private sector	76.9%
Government	20.9%
Self-employed	2.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.0%
Carpool	6.3%
Public transit	5.1%
Walk	0.6%
Work from home	7.7%
Other means	0.4%
Avg commute (minutes)	32.3

Poverty

All people 4.8%

Under 18 years 8.8%

18 and over 3.6%

Married-couple families 1.8%

Female-led households 10.3%

Income support

Source	% of households
Social Security	32.8%
Retirement income	30.0%
Supplemental Security	2.4%
Cash public assistance	1.8%
Food stamps / SNAP	4.8%

Health indicators

Condition	%
Obesity	26.6%
High blood pressure	26.4%
High cholesterol	29.7%
Diabetes	7.3%
Heart disease	4.7%
Stroke	2.1%
Asthma	9.4%
Arthritis	18.6%
Kidney disease	2.3%
Pulmonary disease	5.0%
Cancer	6.2%

Behavior / access	%
Smoking	14.3%
Binge drinking	19.1%
No physical activity	20.1%
Less than 7 hrs sleep	33.9%
Depression	17.4%
Fair or poor health	9.4%
Poor mental health	13.3%
Poor physical health	7.9%
No health insurance	9.5%
Visited doctor (checkup)	77.5%
Visited dentist	70.7%
Cholesterol screening	92.0%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,103	5.1%

Disability	%
Any disability	8.6%
Under 18	3.6%
18–64 years	6.9%
65 and over	21.8%

Health insurance coverage

Type	%
Private insurance	81.8%
Public insurance	26.8%
No insurance	3.3%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	26,027	94.2%
Spanish	1,263	4.9%
Other Indo-European	559	2.1%
Asian & Pacific Islander	209	0.8%
Other languages	486	1.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	24,968	90.4%
Born in same state	24,418	88.4%
Born in different state	23,016	83.3%
Foreign born	550	2.0%
Naturalized citizen	2,664	9.6%
Not a US citizen	1,768	66.4%

Ancestry

Ancestry	Count	%
Italian	5,047	18.3%
Arab	1,769	6.4%
French	1,037	3.8%
Polish	241	0.9%

Ancestry	Count	%
Irish	157	0.6%
English	148	0.5%
Dutch	95	0.3%
German	92	0.3%

Technology access

Metric	% of households
Computer access	33.1%
Internet access	98.3%

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

Frequently asked questions about ZIP code 11741

What city is ZIP code 11741 in?

ZIP code 11741 is primarily assigned to Holbrook, New York.

What county is ZIP code 11741 in?

ZIP code 11741 falls within Suffolk County, New York.

What is the median household income in ZIP code 11741?

The median household income in ZIP code 11741 is $140,334, above the national median of ~$75,000.

What is the typical home value in ZIP code 11741?

The median home value in ZIP code 11741 is $471,000.

What is the population of ZIP code 11741?

ZIP code 11741 has an estimated population of 27,632 residents, with a density of 3,681 people per square mile.

What timezone is ZIP code 11741 in?

ZIP code 11741 observes the EST timezone.