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Westmoreland County Historical Age Data

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ACS 2010-2014 data

Total population: 362,587

Median Age (see rank)

Westmoreland County	45.80 years old
Pennsylvania	40.40 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Westmoreland County	44.00 years old
Pennsylvania	38.90 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Westmoreland County	47.30 years old
Pennsylvania	41.90 years old
U.S.	38.80 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	16,955	4.68%, see rank	5.64%	6.36%
5 to 9 years	19,209	5.30%, see rank	5.89%	6.51%
10 to 14 years	20,280	5.59%, see rank	6.07%	6.59%
15 to 19 years	22,093	6.09%, see rank	6.84%	6.85%
20 to 24 years	19,690	5.43%, see rank	6.86%	7.13%
25 to 34 years	36,439	10.05%, see rank	12.38%	13.47%
35 to 44 years	42,876	11.83%, see rank	12.21%	12.96%
45 to 54 years	57,361	15.82%, see rank	14.70%	14.09%
55 to 64 years	56,441	15.57%, see rank	13.41%	12.29%
65 to 74 years	36,555	10.08%, see rank	8.32%	7.64%
75 to 84	23,074	6.36%, see rank	5.18%	4.25%
85 years and over	11,614	3.20%, see rank	2.50%	1.85%

US Census 2010 data

Total population: 365,169

Median Age (see rank)

Westmoreland County	45.10 years old
Pennsylvania	40.10 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Westmoreland County	43.60 years old
Pennsylvania	38.70 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Westmoreland County	46.60 years old
Pennsylvania	41.50 years old
U.S.	38.50 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	17,671	4.84%, see rank	5.74%	6.54%
5 to 9 years	19,215	5.26%, see rank	5.93%	6.59%
10 to 14 years	21,353	5.85%, see rank	6.23%	6.70%
15 to 19 years	23,378	6.40%, see rank	7.13%	7.14%
20 to 24 years	18,643	5.11%, see rank	6.88%	6.99%
25 to 34 years	35,676	9.77%, see rank	11.90%	13.30%
35 to 44 years	46,089	12.62%, see rank	12.72%	13.30%
45 to 54 years	60,276	16.51%, see rank	15.28%	14.58%
55 to 64 years	53,991	14.79%, see rank	12.77%	11.82%
65 to 74 years	33,729	9.24%, see rank	7.71%	7.03%
75 to 84	24,392	6.68%, see rank	5.31%	4.23%
85 years and over	10,756	2.95%, see rank	2.41%	1.78%

ACS 2008-2012 data

Total population: 364,877

Median Age (see rank)

Westmoreland County	45.10 years old
Pennsylvania	40.10 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Westmoreland County	43.60 years old
Pennsylvania	38.60 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Westmoreland County	46.70 years old
Pennsylvania	41.50 years old
U.S.	38.50 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	17,509	4.80%, see rank	5.71%	6.51%
5 to 9 years	20,119	5.51%, see rank	5.96%	6.57%
10 to 14 years	20,451	5.60%, see rank	6.19%	6.68%
15 to 19 years	23,215	6.36%, see rank	7.12%	7.09%
20 to 24 years	18,988	5.20%, see rank	6.83%	7.04%
25 to 34 years	35,752	9.80%, see rank	11.98%	13.32%
35 to 44 years	45,880	12.57%, see rank	12.73%	13.34%
45 to 54 years	59,705	16.36%, see rank	15.14%	14.44%
55 to 64 years	54,092	14.82%, see rank	12.80%	11.84%
65 to 74 years	34,165	9.36%, see rank	7.80%	7.12%
75 to 84	24,290	6.66%, see rank	5.32%	4.25%
85 years and over	10,711	2.94%, see rank	2.41%	1.78%

ACS 2006-2010 data

Total population: 365,841

Median Age (see rank)

Westmoreland County	44.40 years old
Pennsylvania	39.80 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Westmoreland County	42.80 years old
Pennsylvania	38.30 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Westmoreland County	46.00 years old
Pennsylvania	41.20 years old
U.S.	38.10 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	17,756	4.85%, see rank	5.77%	6.62%
5 to 9 years	20,905	5.71%, see rank	6.03%	6.62%
10 to 14 years	20,935	5.72%, see rank	6.36%	6.79%
15 to 19 years	23,733	6.49%, see rank	7.30%	7.28%
20 to 24 years	18,667	5.10%, see rank	6.69%	6.98%
25 to 34 years	35,200	9.62%, see rank	11.76%	13.22%
35 to 44 years	48,775	13.33%, see rank	13.40%	13.89%
45 to 54 years	60,897	16.65%, see rank	15.32%	14.57%
55 to 64 years	50,936	13.92%, see rank	12.10%	11.28%
65 to 74 years	32,637	8.92%, see rank	7.46%	6.74%
75 to 84	25,682	7.02%, see rank	5.55%	4.30%
85 years and over	9,718	2.66%, see rank	2.27%	1.70%

ACS 2005-2009 data

Total population: 363,222

Median Age (see rank)

Westmoreland County	44.00 years old
Pennsylvania	39.60 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Westmoreland County	42.50 years old
Pennsylvania	38.00 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Westmoreland County	45.50 years old
Pennsylvania	41.00 years old
U.S.	37.90 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	17,515	4.82%, see rank	5.91%	6.92%
5 to 9 years	20,004	5.51%, see rank	5.95%	6.59%
10 to 14 years	21,574	5.94%, see rank	6.41%	6.83%
15 to 19 years	23,522	6.48%, see rank	7.24%	7.15%
20 to 24 years	20,049	5.52%, see rank	6.49%	7.02%
25 to 34 years	34,291	9.44%, see rank	12.00%	13.42%
35 to 44 years	49,932	13.75%, see rank	13.81%	14.18%
45 to 54 years	60,687	16.71%, see rank	15.31%	14.48%
55 to 64 years	48,427	13.33%, see rank	11.60%	10.81%
65 to 74 years	31,873	8.78%, see rank	7.32%	6.50%
75 to 84	26,084	7.18%, see rank	5.69%	4.40%
85 years and over	9,264	2.55%, see rank	2.26%	1.71%

US Census 2000 data

Total population: 369,993

Median Age (see rank)

Westmoreland County	41.30 years old
Pennsylvania	38.00 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Westmoreland County	39.90 years old
Pennsylvania	36.50 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Westmoreland County	42.70 years old
Pennsylvania	39.40 years old
U.S.	36.50 years old

	Westmoreland County	% of the Total Population	Pennsylvania	U.S.
Under 5 years	19,175	5.18%, see rank	5.93%	6.81%
5 to 9 years	22,897	6.19%, see rank	6.74%	7.30%
10 to 14 years	24,430	6.60%, see rank	7.03%	7.29%
15 to 19 years	23,040	6.23%, see rank	6.93%	7.18%
20 to 24 years	16,794	4.54%, see rank	6.08%	6.74%
25 to 34 years	42,331	11.44%, see rank	12.71%	14.18%
35 to 44 years	59,467	16.07%, see rank	15.86%	16.04%
45 to 54 years	55,925	15.12%, see rank	13.88%	13.39%
55 to 64 years	38,153	10.31%, see rank	9.21%	8.63%
65 to 74 years	34,453	9.31%, see rank	7.89%	6.54%
75 to 84	25,691	6.94%, see rank	5.80%	4.39%
85 years and over	7,637	2.06%, see rank	1.93%	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.