Smithtown vs West Islip

A side-by-side comparison of Smithtown and West Islip: population, income, housing, and more.

Smithtown and West Islip are places in New York. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

West Islip has the higher population (26,559 vs 24,940 in Smithtown). West Islip has the higher median household income ($171,045 vs $148,852 in Smithtown). Smithtown has the higher median home value ($661,400 vs $592,700 in West Islip).

Population, income & housing

	Smithtown	West Islip
Population	24,940	26,559
Median age	47.5 yrs	39.8 yrs
Median household income	$148,852	$171,045
Median home value	$661,400	$592,700
Median gross rent	$1,851	$2,613
Housing units	8,414	8,650
Homeownership rate	88.1%	95.8%
Bachelor's degree or higher	50.2%	50.1%
Unemployment rate	3.3%	3.7%

Trends (ACS 5-year, 2019–2023)

	Smithtown	West Islip
Population	26,260 → 24,940 (-5.0%)	26,844 → 26,559 (-1.1%)
Median household income	$137,347 → $148,852 (+8.4%)	$125,779 → $171,045 (+36.0%)
Median home value	$535,300 → $661,400 (+23.6%)	$426,700 → $592,700 (+38.9%)
Median gross rent	$1,497 → $1,851 (+23.6%)	$2,017 → $2,613 (+29.5%)

Smithtown

Population

26,26024,940

Median household income

$137,347$148,852

Median home value

$535,300$661,400

Median gross rent

$1,497$1,851

West Islip

Population

26,84426,559

Median household income

$125,779$171,045

Median home value

$426,700$592,700

Median gross rent

$2,017$2,613

Age & race/ethnicity

Age distribution (share)

	Smithtown	West Islip
Under 5	5.6%	6.3%
5 to 17	14.9%	14.8%
18 to 24	8.1%	10.9%
25 to 34	8.5%	12.3%
35 to 44	10.0%	12.3%
45 to 54	17.0%	13.9%
55 to 64	17.5%	15.5%
65 to 74	8.1%	8.4%
75 and over	10.2%	5.6%

Race & ethnicity (share)

	Smithtown	West Islip
White (non-Hispanic)	80.0%	81.1%
Black or African American	0.6%	1.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	4.5%	1.8%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.5%
Two or more races	3.8%	3.2%
Hispanic or Latino	10.9%	12.3%

Educational attainment (age 25+)

Share of adults 25+

	Smithtown	West Islip
No high school diploma	5.6%	3.7%
High school graduate	20.0%	20.3%
Some college or associate's	24.2%	25.9%
Bachelor's degree	27.9%	26.7%
Graduate or professional degree	22.2%	23.3%

Commute to work

How workers get to work (share)

	Smithtown	West Islip
Drove alone	74.7%	75.0%
Carpooled	4.5%	5.9%
Public transit	3.6%	5.5%
Walked	0.4%	0.3%
Bicycle	0.0%	0.0%
Worked from home	16.5%	12.3%
Other means	0.4%	1.0%

Housing

Units in structure (share)

	Smithtown	West Islip
1-unit, detached	88.7%	96.2%
1-unit, attached	2.7%	2.0%
2 to 4 units	0.9%	0.8%
5 to 19 units	4.5%	0.8%
20 or more units	2.4%	0.0%
Mobile home & other	0.8%	0.1%

Poverty & households

	Smithtown	West Islip
Poverty rate	3.9%	2.7%
Average household size	2.94	3.09
Mean commute (minutes)	33	31
Median year structure built	1967	1960