Mount Sinai

Population: 11,876
Median household income: $170,188
Median home value: $637,700

Mount Sinai, a community in Suffolk County, New York, has 11,876 residents. The median household income of $170,188 is above the Suffolk County median ($128,329).

Between 2019 and 2023, Mount Sinai's population grew 7.0% from 11,101 to 11,876, while its median home value rose 40.4% from $454,100 to $637,700.

The largest age group is 5 to 17, 19.4% of residents. White (non-Hispanic) residents are the largest group, 79.7% of the population.

Demographics

ACS 2019–2023

Population: 11,876
Median age: 45.8 yrs
Median household income: $170,188
Median home value: $637,700
Median gross rent: $3,019
Housing units: 4,100
Homeownership rate: 96.5%
Bachelor's degree or higher: 53.0%
Unemployment rate: 3.9%

Trends

ACS 5-year · 2019–2023

Population

11,10111,876

Median household income

$135,975$170,188

Median home value

$454,100$637,700

Median gross rent

$3,000$3,019

Year	Population	Median household income	Median home value	Median gross rent
2019	11,101	$135,975	$454,100	—
2020	10,446	$135,389	$466,300	—
2021	10,904	$134,657	$489,300	—
2022	11,641	$152,586	$595,400	$3,000
2023	11,876	$170,188	$637,700	$3,019

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.0%

5 to 1719.4%

18 to 246.4%

25 to 346.6%

35 to 4412.7%

45 to 5414.9%

55 to 6410.9%

65 to 7413.2%

75 and over12.0%

	Count	Share
Under 5	473	4.0%
5 to 17	2,309	19.4%
18 to 24	755	6.4%
25 to 34	781	6.6%
35 to 44	1,506	12.7%
45 to 54	1,770	14.9%
55 to 64	1,291	10.9%
65 to 74	1,564	13.2%
75 and over	1,427	12.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	9,460	79.7%
Black or African American	394	3.3%
American Indian & Alaska Native	0	0.0%
Asian	416	3.5%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	20	0.2%
Two or more races	250	2.1%
Hispanic or Latino (any race)	1,336	11.2%

Educational attainment (age 25+)

No high school diploma5.1%

High school graduate21.1%

Some college or associate's20.8%

Bachelor's degree25.1%

Graduate or professional degree27.9%

	Count	Share
No high school diploma	425	5.1%
High school graduate	1,758	21.1%
Some college or associate's	1,738	20.8%
Bachelor's degree	2,089	25.1%
Graduate or professional degree	2,329	27.9%

Commute to work

Mean travel time to work: 33 min

Drove alone75.6%

Carpooled8.9%

Public transit1.8%

Walked0.4%

Bicycle0.0%

Worked from home12.7%

Other means0.6%

How workers get to work

	Count	Share
Drove alone	4,020	75.6%
Carpooled	471	8.9%
Public transit	98	1.8%
Walked	22	0.4%
Bicycle	0	0.0%
Worked from home	673	12.7%
Other means	31	0.6%

Travel time

	Count	Share
Under 15 min	1,053	22.7%
15 to 29 min	1,412	30.4%
30 to 44 min	831	17.9%
45 to 59 min	659	14.2%
60+ min	687	14.8%

Households

Average household size: 3.02
Poverty rate: 1.6% (193 of 11,870)

	Count	Share
Family households	3,296	84.0%
Nonfamily households	627	16.0%

Housing

Median year structure built: 1985

Occupancy

	Count	Share
Occupied	3,923	95.7%
Vacant	177	4.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	3,786	96.5%
Renter-occupied	137	3.5%

1-unit, detached83.0%

1-unit, attached10.4%

2 to 4 units4.9%

5 to 19 units0.8%

20 or more units1.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	3,402	83.0%
1-unit, attached	428	10.4%
2 to 4 units	199	4.9%
5 to 19 units	31	0.8%
20 or more units	40	1.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 3649066
Type (LSAD): 57
Land area: 6 sq mi
Water area: 1.44 sq mi
Center point: 40.9418, -73.0202

Compare with nearby cities

Other places in Suffolk County

158