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Saint Johns County Historical Age Data

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ACS 2010-2014 data

Total population: 203,402

Median Age (see rank)

Saint Johns County	42.60 years old
Florida	41.20 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Saint Johns County	41.80 years old
Florida	39.80 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Saint Johns County	43.40 years old
Florida	42.70 years old
U.S.	38.80 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	10,213	5.02%, see rank	5.56%	6.36%
5 to 9 years	12,137	5.97%, see rank	5.69%	6.51%
10 to 14 years	14,671	7.21%, see rank	5.86%	6.59%
15 to 19 years	13,869	6.82%, see rank	6.16%	6.85%
20 to 24 years	10,919	5.37%, see rank	6.69%	7.13%
25 to 34 years	20,101	9.88%, see rank	12.44%	13.47%
35 to 44 years	26,357	12.96%, see rank	12.50%	12.96%
45 to 54 years	31,673	15.57%, see rank	14.18%	14.09%
55 to 64 years	28,987	14.25%, see rank	12.75%	12.29%
65 to 74 years	20,215	9.94%, see rank	9.80%	7.64%
75 to 84	9,910	4.87%, see rank	5.88%	4.25%
85 years and over	4,350	2.14%, see rank	2.49%	1.85%

US Census 2010 data

Total population: 190,039

Median Age (see rank)

Saint Johns County	42.20 years old
Florida	40.70 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Saint Johns County	41.30 years old
Florida	39.40 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Saint Johns County	43.10 years old
Florida	42.10 years old
U.S.	38.50 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	10,106	5.32%, see rank	5.71%	6.54%
5 to 9 years	12,371	6.51%, see rank	5.75%	6.59%
10 to 14 years	13,207	6.95%, see rank	6.01%	6.70%
15 to 19 years	12,944	6.81%, see rank	6.53%	7.14%
20 to 24 years	9,871	5.19%, see rank	6.54%	6.99%
25 to 34 years	18,603	9.79%, see rank	12.18%	13.30%
35 to 44 years	25,701	13.52%, see rank	12.93%	13.30%
45 to 54 years	30,774	16.19%, see rank	14.58%	14.58%
55 to 64 years	26,669	14.03%, see rank	12.43%	11.82%
65 to 74 years	16,708	8.79%, see rank	9.19%	7.03%
75 to 84	9,408	4.95%, see rank	5.84%	4.23%
85 years and over	3,677	1.93%, see rank	2.31%	1.78%

ACS 2008-2012 data

Total population: 191,495

Median Age (see rank)

Saint Johns County	42.20 years old
Florida	40.80 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Saint Johns County	41.50 years old
Florida	39.40 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Saint Johns County	42.90 years old
Florida	42.20 years old
U.S.	38.50 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	10,032	5.24%, see rank	5.70%	6.51%
5 to 9 years	12,133	6.34%, see rank	5.73%	6.57%
10 to 14 years	13,403	7.00%, see rank	5.98%	6.68%
15 to 19 years	13,172	6.88%, see rank	6.44%	7.09%
20 to 24 years	10,022	5.23%, see rank	6.64%	7.04%
25 to 34 years	18,824	9.83%, see rank	12.22%	13.32%
35 to 44 years	25,744	13.44%, see rank	12.94%	13.34%
45 to 54 years	30,827	16.10%, see rank	14.44%	14.44%
55 to 64 years	26,896	14.05%, see rank	12.45%	11.84%
65 to 74 years	17,153	8.96%, see rank	9.25%	7.12%
75 to 84	9,429	4.92%, see rank	5.83%	4.25%
85 years and over	3,860	2.02%, see rank	2.38%	1.78%

ACS 2006-2010 data

Total population: 180,624

Median Age (see rank)

Saint Johns County	41.80 years old
Florida	40.30 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Saint Johns County	41.00 years old
Florida	38.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Saint Johns County	42.50 years old
Florida	41.60 years old
U.S.	38.10 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	9,849	5.45%, see rank	5.84%	6.62%
5 to 9 years	11,784	6.52%, see rank	5.78%	6.62%
10 to 14 years	12,635	7.00%, see rank	6.11%	6.79%
15 to 19 years	12,413	6.87%, see rank	6.66%	7.28%
20 to 24 years	9,342	5.17%, see rank	6.53%	6.98%
25 to 34 years	17,400	9.63%, see rank	12.15%	13.22%
35 to 44 years	25,893	14.34%, see rank	13.56%	13.89%
45 to 54 years	29,412	16.28%, see rank	14.41%	14.57%
55 to 64 years	24,700	13.67%, see rank	12.02%	11.28%
65 to 74 years	14,797	8.19%, see rank	8.82%	6.74%
75 to 84	8,999	4.98%, see rank	5.88%	4.30%
85 years and over	3,400	1.88%, see rank	2.23%	1.70%

ACS 2005-2009 data

Total population: 174,994

Median Age (see rank)

Saint Johns County	41.40 years old
Florida	39.70 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Saint Johns County	40.40 years old
Florida	38.10 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Saint Johns County	42.50 years old
Florida	41.20 years old
U.S.	37.90 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	9,388	5.36%, see rank	6.29%	6.92%
5 to 9 years	10,995	6.28%, see rank	5.85%	6.59%
10 to 14 years	11,627	6.64%, see rank	6.21%	6.83%
15 to 19 years	11,732	6.70%, see rank	6.42%	7.15%
20 to 24 years	9,123	5.21%, see rank	6.46%	7.02%
25 to 34 years	18,767	10.72%, see rank	12.57%	13.42%
35 to 44 years	26,179	14.96%, see rank	13.81%	14.18%
45 to 54 years	27,864	15.92%, see rank	14.07%	14.48%
55 to 64 years	22,938	13.11%, see rank	11.46%	10.81%
65 to 74 years	13,744	7.85%, see rank	8.12%	6.50%
75 to 84	9,076	5.19%, see rank	6.38%	4.40%
85 years and over	3,561	2.03%, see rank	2.36%	1.71%

US Census 2000 data

Total population: 123,135

Median Age (see rank)

Saint Johns County	40.60 years old
Florida	38.70 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Saint Johns County	39.80 years old
Florida	37.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Saint Johns County	41.30 years old
Florida	40.10 years old
U.S.	36.50 years old

	Saint Johns County	% of the Total Population	Florida	U.S.
Under 5 years	6,606	5.36%, see rank	5.92%	6.81%
5 to 9 years	8,055	6.54%, see rank	6.46%	7.30%
10 to 14 years	8,811	7.16%, see rank	6.61%	7.29%
15 to 19 years	7,923	6.43%, see rank	6.34%	7.18%
20 to 24 years	5,648	4.59%, see rank	5.81%	6.74%
25 to 34 years	13,240	10.75%, see rank	13.04%	14.18%
35 to 44 years	20,745	16.85%, see rank	15.55%	16.04%
45 to 54 years	19,410	15.76%, see rank	12.95%	13.39%
55 to 64 years	13,118	10.65%, see rank	9.75%	8.63%
65 to 74 years	10,812	8.78%, see rank	9.09%	6.54%
75 to 84	6,835	5.55%, see rank	6.41%	4.39%
85 years and over	1,932	1.57%, see rank	2.07%	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.