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West Islip, NY Historical Age Data

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ACS 2010-2014 data

Total population: 27,545

Median Age (see rank)

West Islip, NY	42.40 years old
New York	38.10 years old
U.S.	37.40 years old

Median Age, Male (see rank)

West Islip, NY	41.10 years old
New York	36.50 years old
U.S.	36.10 years old

Median Age, Female (see rank)

West Islip, NY	43.30 years old
New York	39.60 years old
U.S.	38.80 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	1,328	4.82%, see rank	5.97%	6.36%
5 to 9 years	1,754	6.37%, see rank	5.90%	6.51%
10 to 14 years	2,076	7.54%, see rank	6.07%	6.59%
15 to 19 years	1,923	6.98%, see rank	6.71%	6.85%
20 to 24 years	1,824	6.62%, see rank	7.33%	7.13%
25 to 34 years	2,499	9.07%, see rank	14.09%	13.47%
35 to 44 years	3,510	12.74%, see rank	13.02%	12.96%
45 to 54 years	5,131	18.63%, see rank	14.51%	14.09%
55 to 64 years	3,359	12.19%, see rank	12.35%	12.29%
65 to 74 years	2,024	7.35%, see rank	7.55%	7.64%
75 to 84	1,475	5.35%, see rank	4.42%	4.25%
85 years and over	642	2.33%, see rank	2.10%	1.85%

US Census 2010 data

Total population: 28,335

Median Age (see rank)

West Islip, NY	41.30 years old
New York	38.00 years old
U.S.	37.20 years old

Median Age, Male (see rank)

West Islip, NY	39.80 years old
New York	36.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

West Islip, NY	42.70 years old
New York	39.40 years old
U.S.	38.50 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	1,525	5.38%, see rank	5.96%	6.54%
5 to 9 years	1,941	6.85%, see rank	6.01%	6.59%
10 to 14 years	2,244	7.92%, see rank	6.25%	6.70%
15 to 19 years	2,230	7.87%, see rank	7.05%	7.14%
20 to 24 years	1,564	5.52%, see rank	7.28%	6.99%
25 to 34 years	2,373	8.37%, see rank	13.72%	13.30%
35 to 44 years	4,070	14.36%, see rank	13.47%	13.30%
45 to 54 years	5,345	18.86%, see rank	14.86%	14.58%
55 to 64 years	3,136	11.07%, see rank	11.89%	11.82%
65 to 74 years	1,986	7.01%, see rank	7.02%	7.03%
75 to 84	1,332	4.70%, see rank	4.47%	4.23%
85 years and over	589	2.08%, see rank	2.02%	1.78%

ACS 2008-2012 data

Total population: 28,145

Median Age (see rank)

West Islip, NY	41.60 years old
New York	38.00 years old
U.S.	37.20 years old

Median Age, Male (see rank)

West Islip, NY	40.90 years old
New York	36.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

West Islip, NY	42.00 years old
New York	39.40 years old
U.S.	38.50 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	1,425	5.06%, see rank	5.98%	6.51%
5 to 9 years	1,999	7.10%, see rank	5.97%	6.57%
10 to 14 years	2,111	7.50%, see rank	6.25%	6.68%
15 to 19 years	2,256	8.02%, see rank	6.99%	7.09%
20 to 24 years	1,738	6.18%, see rank	7.27%	7.04%
25 to 34 years	2,189	7.78%, see rank	13.78%	13.32%
35 to 44 years	4,095	14.55%, see rank	13.50%	13.34%
45 to 54 years	5,235	18.60%, see rank	14.74%	14.44%
55 to 64 years	3,033	10.78%, see rank	11.91%	11.84%
65 to 74 years	1,947	6.92%, see rank	7.11%	7.12%
75 to 84	1,526	5.42%, see rank	4.49%	4.25%
85 years and over	591	2.10%, see rank	2.02%	1.78%

ACS 2006-2010 data

Total population: 28,692

Median Age (see rank)

West Islip, NY	40.70 years old
New York	37.70 years old
U.S.	36.90 years old

Median Age, Male (see rank)

West Islip, NY	39.50 years old
New York	36.10 years old
U.S.	35.60 years old

Median Age, Female (see rank)

West Islip, NY	41.70 years old
New York	39.10 years old
U.S.	38.10 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	1,506	5.25%, see rank	6.03%	6.62%
5 to 9 years	2,103	7.33%, see rank	6.08%	6.62%
10 to 14 years	2,470	8.61%, see rank	6.45%	6.79%
15 to 19 years	2,237	7.80%, see rank	7.18%	7.28%
20 to 24 years	1,611	5.61%, see rank	7.11%	6.98%
25 to 34 years	1,994	6.95%, see rank	13.54%	13.22%
35 to 44 years	4,748	16.55%, see rank	14.19%	13.89%
45 to 54 years	4,896	17.06%, see rank	14.75%	14.57%
55 to 64 years	3,219	11.22%, see rank	11.39%	11.28%
65 to 74 years	1,910	6.66%, see rank	6.79%	6.74%
75 to 84	1,382	4.82%, see rank	4.59%	4.30%
85 years and over	616	2.15%, see rank	1.91%	1.70%

ACS 2005-2009 data

Total population: 29,281

Median Age (see rank)

West Islip, NY	40.00 years old
New York	37.70 years old
U.S.	36.50 years old

Median Age, Male (see rank)

West Islip, NY	39.20 years old
New York	36.10 years old
U.S.	35.20 years old

Median Age, Female (see rank)

West Islip, NY	40.80 years old
New York	39.10 years old
U.S.	37.90 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	1,678	5.73%, see rank	6.29%	6.92%
5 to 9 years	2,016	6.89%, see rank	6.11%	6.59%
10 to 14 years	2,645	9.03%, see rank	6.56%	6.83%
15 to 19 years	2,230	7.62%, see rank	7.09%	7.15%
20 to 24 years	1,740	5.94%, see rank	6.78%	7.02%
25 to 34 years	2,165	7.39%, see rank	13.42%	13.42%
35 to 44 years	4,968	16.97%, see rank	14.60%	14.18%
45 to 54 years	4,944	16.88%, see rank	14.84%	14.48%
55 to 64 years	2,940	10.04%, see rank	11.13%	10.81%
65 to 74 years	1,878	6.41%, see rank	6.71%	6.50%
75 to 84	1,431	4.89%, see rank	4.59%	4.40%
85 years and over	646	2.21%, see rank	1.88%	1.71%

US Census 2000 data

Total population: 28,907

Median Age (see rank)

West Islip, NY	36.90 years old
New York	35.90 years old
U.S.	35.30 years old

Median Age, Male (see rank)

West Islip, NY	35.90 years old
New York	34.50 years old
U.S.	34.00 years old

Median Age, Female (see rank)

West Islip, NY	37.80 years old
New York	37.20 years old
U.S.	36.50 years old

	West Islip, NY	% of the Total Population	New York	U.S.
Under 5 years	2,130	7.37%, see rank	6.53%	6.81%
5 to 9 years	2,570	8.89%, see rank	7.12%	7.30%
10 to 14 years	2,386	8.25%, see rank	7.02%	7.29%
15 to 19 years	1,646	5.69%, see rank	6.78%	7.18%
20 to 24 years	1,157	4.00%, see rank	6.56%	6.74%
25 to 34 years	3,486	12.06%, see rank	14.53%	14.18%
35 to 44 years	5,681	19.65%, see rank	16.20%	16.04%
45 to 54 years	3,675	12.71%, see rank	13.45%	13.39%
55 to 64 years	2,654	9.18%, see rank	8.90%	8.63%
65 to 74 years	1,978	6.84%, see rank	6.72%	6.54%
75 to 84	1,110	3.84%, see rank	4.54%	4.39%
85 years and over	434	1.50%, see rank	1.64%	1.51%

* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.