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Princeton, NJ Historical Age Data

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ACS 2010-2014 data

Total population: 28,940

Median Age (see rank)

Princeton, NJ	32.50 years old
New Jersey	39.30 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Princeton, NJ	30.80 years old
New Jersey	37.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Princeton, NJ	34.00 years old
New Jersey	40.70 years old
U.S.	38.80 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	1,285	4.44%, see rank	6.04%	6.36%
5 to 9 years	1,564	5.40%, see rank	6.27%	6.51%
10 to 14 years	1,242	4.29%, see rank	6.56%	6.59%
15 to 19 years	3,889	13.44%, see rank	6.63%	6.85%
20 to 24 years	3,828	13.23%, see rank	6.30%	7.13%
25 to 34 years	3,350	11.58%, see rank	12.77%	13.47%
35 to 44 years	2,582	8.92%, see rank	13.53%	12.96%
45 to 54 years	3,787	13.09%, see rank	15.37%	14.09%
55 to 64 years	3,361	11.61%, see rank	12.47%	12.29%
65 to 74 years	2,026	7.00%, see rank	7.55%	7.64%
75 to 84	1,408	4.87%, see rank	4.40%	4.25%
85 years and over	618	2.14%, see rank	2.13%	1.85%

US Census 2010 data

Total population: 12,307

Median Age (see rank)

Princeton, NJ	22.90 years old
New Jersey	39.00 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Princeton, NJ	22.80 years old
New Jersey	37.40 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Princeton, NJ	23.00 years old
New Jersey	40.30 years old
U.S.	38.50 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	377	3.06%, see rank	6.15%	6.54%
5 to 9 years	352	2.86%, see rank	6.42%	6.59%
10 to 14 years	422	3.43%, see rank	6.68%	6.70%
15 to 19 years	2,209	17.95%, see rank	6.80%	7.14%
20 to 24 years	3,468	28.18%, see rank	6.16%	6.99%
25 to 34 years	1,408	11.44%, see rank	12.62%	13.30%
35 to 44 years	1,006	8.17%, see rank	14.08%	13.30%
45 to 54 years	1,008	8.19%, see rank	15.69%	14.58%
55 to 64 years	805	6.54%, see rank	11.90%	11.82%
65 to 74 years	630	5.12%, see rank	6.95%	7.03%
75 to 84	427	3.47%, see rank	4.49%	4.23%
85 years and over	195	1.58%, see rank	2.04%	1.78%

ACS 2008-2012 data

Total population: 12,342

Median Age (see rank)

Princeton, NJ	22.30 years old
New Jersey	38.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Princeton, NJ	22.80 years old
New Jersey	37.40 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Princeton, NJ	21.80 years old
New Jersey	40.30 years old
U.S.	38.50 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	450	3.65%, see rank	6.12%	6.51%
5 to 9 years	351	2.84%, see rank	6.41%	6.57%
10 to 14 years	345	2.80%, see rank	6.65%	6.68%
15 to 19 years	2,753	22.31%, see rank	6.79%	7.09%
20 to 24 years	2,943	23.85%, see rank	6.15%	7.04%
25 to 34 years	1,177	9.54%, see rank	12.67%	13.32%
35 to 44 years	1,035	8.39%, see rank	14.11%	13.34%
45 to 54 years	1,287	10.43%, see rank	15.56%	14.44%
55 to 64 years	680	5.51%, see rank	11.94%	11.84%
65 to 74 years	527	4.27%, see rank	7.06%	7.12%
75 to 84	595	4.82%, see rank	4.52%	4.25%
85 years and over	199	1.61%, see rank	2.02%	1.78%

ACS 2006-2010 data

Total population: 12,533

Median Age (see rank)

Princeton, NJ	28.80 years old
New Jersey	38.50 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Princeton, NJ	28.60 years old
New Jersey	37.00 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Princeton, NJ	30.30 years old
New Jersey	39.90 years old
U.S.	38.10 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	565	4.51%, see rank	6.27%	6.62%
5 to 9 years	449	3.58%, see rank	6.52%	6.62%
10 to 14 years	492	3.93%, see rank	6.75%	6.79%
15 to 19 years	1,909	15.23%, see rank	6.90%	7.28%
20 to 24 years	2,301	18.36%, see rank	6.03%	6.98%
25 to 34 years	1,314	10.48%, see rank	12.59%	13.22%
35 to 44 years	1,488	11.87%, see rank	14.85%	13.89%
45 to 54 years	1,575	12.57%, see rank	15.46%	14.57%
55 to 64 years	871	6.95%, see rank	11.38%	11.28%
65 to 74 years	722	5.76%, see rank	6.70%	6.74%
75 to 84	663	5.29%, see rank	4.63%	4.30%
85 years and over	184	1.47%, see rank	1.91%	1.70%

ACS 2005-2009 data

Total population: 13,459

Median Age (see rank)

Princeton, NJ	30.50 years old
New Jersey	38.30 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Princeton, NJ	30.20 years old
New Jersey	36.90 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Princeton, NJ	33.50 years old
New Jersey	39.80 years old
U.S.	37.90 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	641	4.76%, see rank	6.49%	6.92%
5 to 9 years	554	4.12%, see rank	6.51%	6.59%
10 to 14 years	694	5.16%, see rank	6.74%	6.83%
15 to 19 years	1,635	12.15%, see rank	6.72%	7.15%
20 to 24 years	2,121	15.76%, see rank	5.99%	7.02%
25 to 34 years	1,628	12.10%, see rank	12.75%	13.42%
35 to 44 years	1,835	13.63%, see rank	15.22%	14.18%
45 to 54 years	1,741	12.94%, see rank	15.37%	14.48%
55 to 64 years	960	7.13%, see rank	11.02%	10.81%
65 to 74 years	796	5.91%, see rank	6.66%	6.50%
75 to 84	712	5.29%, see rank	4.65%	4.40%
85 years and over	142	1.06%, see rank	1.87%	1.71%

US Census 2000 data

Total population: 14,203

Median Age (see rank)

Princeton, NJ	24.70 years old
New Jersey	36.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Princeton, NJ	24.10 years old
New Jersey	35.50 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Princeton, NJ	25.70 years old
New Jersey	38.00 years old
U.S.	36.50 years old

	Princeton, NJ	% of the Total Population	New Jersey	U.S.
Under 5 years	446	3.14%, see rank	6.70%	6.81%
5 to 9 years	375	2.64%, see rank	7.18%	7.30%
10 to 14 years	391	2.75%, see rank	7.02%	7.29%
15 to 19 years	2,154	15.17%, see rank	6.24%	7.18%
20 to 24 years	3,867	27.23%, see rank	5.71%	6.74%
25 to 34 years	2,633	18.54%, see rank	14.13%	14.18%
35 to 44 years	1,263	8.89%, see rank	17.06%	16.04%
45 to 54 years	1,009	7.10%, see rank	13.77%	13.39%
55 to 64 years	744	5.24%, see rank	8.96%	8.63%
65 to 74 years	554	3.90%, see rank	6.83%	6.54%
75 to 84	503	3.54%, see rank	4.78%	4.39%
85 years and over	264	1.86%, see rank	1.62%	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.