Central Islip vs Commack

A side-by-side comparison of Central Islip and Commack: population, income, housing, and more.

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

Central Islip has the higher population (37,751 vs 36,353 in Commack). Commack has the higher median household income ($170,375 vs $110,166 in Central Islip). Commack has the higher median home value ($647,000 vs $405,000 in Central Islip).

Population, income & housing

	Central Islip	Commack
Population	37,751	36,353
Median age	33.9 yrs	43.7 yrs
Median household income	$110,166	$170,375
Median home value	$405,000	$647,000
Median gross rent	$2,106	$2,396
Housing units	10,660	11,915
Homeownership rate	77.1%	93.7%
Bachelor's degree or higher	18.4%	59.5%
Unemployment rate	5.6%	4.2%

Trends (ACS 5-year, 2019–2023)

	Central Islip	Commack
Population	31,205 → 37,751 (+21.0%)	36,953 → 36,353 (-1.6%)
Median household income	$74,458 → $110,166 (+48.0%)	$138,098 → $170,375 (+23.4%)
Median home value	$275,800 → $405,000 (+46.8%)	$495,000 → $647,000 (+30.7%)
Median gross rent	$1,690 → $2,106 (+24.6%)	$1,839 → $2,396 (+30.3%)

Central Islip

Population

31,20537,751

Median household income

$74,458$110,166

Median home value

$275,800$405,000

Median gross rent

$1,690$2,106

Commack

Population

36,95336,353

Median household income

$138,098$170,375

Median home value

$495,000$647,000

Median gross rent

$1,839$2,396

Age & race/ethnicity

Age distribution (share)

	Central Islip	Commack
Under 5	6.5%	5.2%
5 to 17	19.1%	16.8%
18 to 24	10.5%	8.6%
25 to 34	14.9%	10.7%
35 to 44	14.8%	10.3%
45 to 54	12.8%	15.6%
55 to 64	11.0%	16.1%
65 to 74	6.0%	8.5%
75 and over	4.5%	8.1%

Race & ethnicity (share)

	Central Islip	Commack
White (non-Hispanic)	15.8%	80.6%
Black or African American	17.4%	1.5%
American Indian & Alaska Native	0.1%	0.0%
Asian	1.8%	5.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.8%	0.2%
Two or more races	2.4%	2.1%
Hispanic or Latino	61.7%	10.4%

Educational attainment (age 25+)

Share of adults 25+

	Central Islip	Commack
No high school diploma	23.1%	3.3%
High school graduate	33.5%	15.5%
Some college or associate's	25.1%	21.7%
Bachelor's degree	11.1%	30.9%
Graduate or professional degree	7.2%	28.6%

Commute to work

How workers get to work (share)

	Central Islip	Commack
Drove alone	75.2%	72.1%
Carpooled	12.9%	4.8%
Public transit	3.1%	5.5%
Walked	0.4%	0.5%
Bicycle	0.9%	0.0%
Worked from home	6.6%	16.4%
Other means	1.0%	0.7%

Housing

Units in structure (share)

	Central Islip	Commack
1-unit, detached	66.8%	92.6%
1-unit, attached	14.4%	2.8%
2 to 4 units	5.3%	0.7%
5 to 19 units	8.3%	2.3%
20 or more units	5.0%	1.4%
Mobile home & other	0.3%	0.1%

Poverty & households

	Central Islip	Commack
Poverty rate	9.3%	3.4%
Average household size	3.86	3.08
Mean commute (minutes)	28	34
Median year structure built	1969	1964