11548 ZIP Code — Greenvale, NY

Nassau County, New York

ZIP code 11548 is located in Greenvale, New York, within Nassau County. It covers approximately 0.97 square miles and serves a population of 2,230 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 516.

About ZIP code 11548

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $655,900. Owner-occupancy is high at 83%, well above the national average.

The gap between median ($102,188) and mean household income suggests income inequality — a small number of higher earners pull the average up. 48% 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 25 minutes is near the national average.

Educational attainment is high — 69% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 11548 reflects a community defined by a highly educated population, high homeownership, and a significant Social Security-dependent population.

2,230

population

0.97

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

11548 ZIP code map

Cities in ZIP code 11548

Below are the cities the US Postal Service accepts for ZIP code 11548. Using any city not on this list may result in mail delivery delays.

City	Status
Greenvale	Acceptable
Greenvale	Preferred

Nearby ZIP codes

11576 Roslyn (1.7 mi) 11545 Glen Head (2.1 mi) 11579 Sea Cliff (2.3 mi) 11577 Roslyn Heights (2.6 mi) 11568 Old Westbury (2.6 mi) 11507 Albertson (3.3 mi) 11030 Manhasset (3.4 mi) 11052 Port Washington (3.8 mi) 11055 Port Washington (3.8 mi) 11053 Port Washington (3.8 mi) 11054 Port Washington (3.8 mi) 11051 Port Washington (3.8 mi)

Demographics updated 05/2026

Population
Total population	2,230
Population density	2,299 / sq mi
State FIPS	36
County FIPS	059

Geography
Land area	0.97 sq mi
Water area	0.01 sq mi
Latitude	40.8138
Longitude	-73.6270
Timezone	Eastern (ET)
Area code	516

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.0%	20.1%	37.0%
$50k – $100k	12.4%	21.8%	27.0%
$100k – $200k	22.2%	33.1%	24.4%
Over $200k	38.4%	25.0%	11.5%

Demographics & statistics

2,230

Population

2,299

People per sq mi

22.8

Median age

$102,188

Median household income

$37,503

Per capita income

$655,900

Median home value

Median monthly rent

83.2%

Home ownership

9.4%

Poverty rate

11.9%

Unemployment

368

Housing units

68.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

248

15–19

232

313

20–24

294

25–34

35–44

45–54

55–59

60–64

129

65–74

121

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	203	9.1%
18 and over	2,027	90.9%
65 and over	391	17.5%
Median age	22.8 years

Race & ethnicity

White 69.3%

Asian 19%

Black or African American 5.5%

Two or more races 3.1%

Hispanic or Latino 2.2%

Other race 0.9%

Group	Count	%
White	1,579	69.3%
Asian	433	19%
Black or African American	126	5.5%
Two or more races	71	3.1%
Hispanic or Latino	49	2.2%
Other race	21	0.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.0%	20.1%	37.0%
$50k – $100k	12.4%	21.8%	27.0%
$100k – $200k	22.2%	33.1%	24.4%
Over $200k	38.4%	25.0%	11.5%

Under $10k 9.0%

$15k–$25k 18.2%

$25k–$35k 3.2%

$35k–$50k 4.8%

$50k–$75k 12.4%

$100k–$150k 11.0%

$150k–$200k 14.3%

$200k+ 27.1%

Range	% of households
Under $10k	9.0%
$15k–$25k	18.2%
$25k–$35k	3.2%
$35k–$50k	4.8%
$50k–$75k	12.4%
$100k–$150k	11.0%
$150k–$200k	14.3%
$200k+	27.1%
Median income	$102,188

Housing

Home values

Under $50k 3.9%

$200k–$300k 1.9%

$300k–$500k 10.8%

$500k–$1M 67.4%

$1M+ 16.0%

Housing overview

Metric	Value
Median home value	$655,900
Median rent / month	$0
Owner occupied	83.2%
Renter occupied	16.8%
Vacant	1.4%
Single-family detached	87.8%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	5.8
Avg household size (owned)	3.15

Year built

Era	%
2020 or later	0.0%
2010–2019	0.9%
2000–2009	10.9%
1990–1999	13.6%
1980–1989	26.5%
1970–1979	0.0%
1960–1969	0.0%
1950–1959	14.1%
1940–1949	12.9%
1939 or earlier	21.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.9%
2 bedrooms	10.9%
3 bedrooms	48.5%
4 bedrooms	22.4%
5+ bedrooms	12.2%

Vehicles per household

Vehicles	% of households
No vehicle	4.4%
1 vehicle	17.5%
2 vehicles	54.7%
3 or more	23.4%

Heating fuel

Fuel type	%
Utility gas	79.8%
Electricity	3.2%
Propane / LP gas	1.6%
Fuel oil	15.4%

Households & families

Household type	Count	%
Married-couple family	286	65.7%
Cohabiting couple	24	5.5%
Male householder, no spouse	71	16.3%
Female householder, no spouse	54	12.4%
Households with children under 18	91	20.9%
Households with seniors (65+)	228	52.4%
Average household size	2.99

Marital status

Status	Male	Female
Never married	61.2%	60.9%
Married	33.4%	29.3%
Separated	1.5%	1.1%
Widowed	1.3%	5.5%
Divorced	2.5%	3.3%

Education

Less than 9th grade 1.3%

Some HS, no diploma 4.7%

HS graduate 13.4%

Some college, no degree 5.9%

Associate's degree 5.8%

Bachelor's degree 40.4%

Graduate / professional 28.4%

Metric	%
HS diploma or higher	94.0%
Bachelor's or higher	68.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	94	7.0%
High school	59	4.4%
College / grad school	1,181	88.5%

Employment

Industry of employment

Education & healthcare 46.2%

Arts, food & hospitality 14.3%

Professional & management 8.7%

Construction 8.5%

Finance & real estate 5.1%

Transportation & utilities 4.4%

Public administration 3.8%

Retail trade 3.0%

Manufacturing 2.6%

Other services 2.0%

Wholesale trade 1.4%

Occupation

Category	%
Management, business & arts	45.2%
Service	27.5%
Sales & office	16.6%
Natural resources & construction	5.5%
Production & transportation	5.2%

Employment type

Type	%
Private sector	80.1%
Government	13.8%
Self-employed	6.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	66.1%
Carpool	5.6%
Public transit	4.7%
Walk	15.7%
Work from home	6.4%
Other means	1.6%
Avg commute (minutes)	24.7

Poverty

All people 9.4%

Under 18 years 0.0%

18 and over 11.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	48.3%
Retirement income	26.0%
Supplemental Security	3.0%
Cash public assistance	0.0%
Food stamps / SNAP	3.2%

Health indicators

Condition	%
Obesity	16.8%
High blood pressure	14.8%
High cholesterol	19.6%
Diabetes	3.3%
Heart disease	2.2%
Stroke	1.0%
Asthma	9.1%
Arthritis	8.8%
Kidney disease	1.2%
Pulmonary disease	2.1%
Cancer	3.1%

Behavior / access	%
Smoking	6.9%
Binge drinking	18.5%
No physical activity	14.3%
Less than 7 hrs sleep	31.7%
Depression	16.6%
Fair or poor health	5.3%
Poor mental health	15.5%
Poor physical health	4.3%
No health insurance	10.0%
Visited doctor (checkup)	76.7%
Visited dentist	76.0%
Cholesterol screening	85.2%
Teeth loss	6.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	41	2.0%

Disability	%
Any disability	9.9%
Under 18	16.7%
18–64 years	7.7%
65 and over	15.6%

Health insurance coverage

Type	%
Private insurance	86.0%
Public insurance	30.4%
No insurance	3.7%
Uninsured under 19	5.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,210	99.1%
Spanish	313	14.2%
Other Indo-European	19	0.9%
Asian & Pacific Islander	103	4.7%
Other languages	191	8.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,478	66.3%
Born in same state	1,420	63.7%
Born in different state	983	44.1%
Foreign born	58	2.6%
Naturalized citizen	752	33.7%
Not a US citizen	479	63.7%

Ancestry

Ancestry	Count	%
Italian	217	9.7%
Arab	76	3.4%
French	58	2.6%

Ancestry	Count	%
German	13	0.6%
English	8	0.4%
Polish	5	0.2%

Technology access

Metric	% of households
Computer access	19.5%
Internet access	96.6%

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

Frequently asked questions about ZIP code 11548

What city is ZIP code 11548 in?

ZIP code 11548 is primarily assigned to Greenvale, New York.

What county is ZIP code 11548 in?

ZIP code 11548 falls within Nassau County, New York.

How educated is the population of ZIP code 11548?

69% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 11548 have a large retiree population?

48% of households in ZIP code 11548 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 11548 mostly owner-occupied?

83% of occupied units in ZIP code 11548 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 11548?

The median home value in ZIP code 11548 is $655,900.

What timezone is ZIP code 11548 in?

ZIP code 11548 observes the EST timezone.