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Jefferson County Historical Age Data

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ACS 2010-2014 data

Total population: 6,377

Median Age (see rank)

Jefferson County	42.50 years old
Oklahoma	36.20 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Jefferson County	40.80 years old
Oklahoma	34.90 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Jefferson County	44.40 years old
Oklahoma	37.60 years old
U.S.	38.80 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	418	6.55%, see rank	6.94%	6.36%
5 to 9 years	377	5.91%, see rank	6.94%	6.51%
10 to 14 years	475	7.45%, see rank	6.80%	6.59%
15 to 19 years	419	6.57%, see rank	6.78%	6.85%
20 to 24 years	347	5.44%, see rank	7.37%	7.13%
25 to 34 years	636	9.97%, see rank	13.63%	13.47%
35 to 44 years	715	11.21%, see rank	12.23%	12.96%
45 to 54 years	855	13.41%, see rank	13.26%	14.09%
55 to 64 years	904	14.18%, see rank	12.07%	12.29%
65 to 74 years	660	10.35%, see rank	7.89%	7.64%
75 to 84	465	7.29%, see rank	4.40%	4.25%
85 years and over	106	1.66%, see rank	1.69%	1.85%

US Census 2010 data

Total population: 6,472

Median Age (see rank)

Jefferson County	42.40 years old
Oklahoma	36.20 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Jefferson County	40.80 years old
Oklahoma	34.90 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Jefferson County	44.10 years old
Oklahoma	37.70 years old
U.S.	38.50 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	446	6.89%, see rank	7.04%	6.54%
5 to 9 years	422	6.52%, see rank	6.91%	6.59%
10 to 14 years	436	6.74%, see rank	6.76%	6.70%
15 to 19 years	417	6.44%, see rank	7.05%	7.14%
20 to 24 years	327	5.05%, see rank	7.18%	6.99%
25 to 34 years	674	10.41%, see rank	13.51%	13.30%
35 to 44 years	709	10.95%, see rank	12.29%	13.30%
45 to 54 years	929	14.35%, see rank	14.01%	14.58%
55 to 64 years	873	13.49%, see rank	11.74%	11.82%
65 to 74 years	666	10.29%, see rank	7.48%	7.03%
75 to 84	425	6.57%, see rank	4.38%	4.23%
85 years and over	148	2.29%, see rank	1.65%	1.78%

ACS 2008-2012 data

Total population: 6,445

Median Age (see rank)

Jefferson County	41.60 years old
Oklahoma	36.30 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Jefferson County	40.70 years old
Oklahoma	34.90 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Jefferson County	43.60 years old
Oklahoma	37.70 years old
U.S.	38.50 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	424	6.58%, see rank	6.97%	6.51%
5 to 9 years	367	5.69%, see rank	6.90%	6.57%
10 to 14 years	497	7.71%, see rank	6.77%	6.68%
15 to 19 years	421	6.53%, see rank	7.03%	7.09%
20 to 24 years	318	4.93%, see rank	7.29%	7.04%
25 to 34 years	695	10.78%, see rank	13.43%	13.32%
35 to 44 years	738	11.45%, see rank	12.37%	13.34%
45 to 54 years	894	13.87%, see rank	13.86%	14.44%
55 to 64 years	849	13.17%, see rank	11.78%	11.84%
65 to 74 years	656	10.18%, see rank	7.55%	7.12%
75 to 84	453	7.03%, see rank	4.37%	4.25%
85 years and over	133	2.06%, see rank	1.67%	1.78%

ACS 2006-2010 data

Total population: 6,435

Median Age (see rank)

Jefferson County	41.80 years old
Oklahoma	36.30 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Jefferson County	40.50 years old
Oklahoma	34.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Jefferson County	43.30 years old
Oklahoma	37.70 years old
U.S.	38.10 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	430	6.68%, see rank	6.98%	6.62%
5 to 9 years	431	6.70%, see rank	6.87%	6.62%
10 to 14 years	428	6.65%, see rank	6.75%	6.79%
15 to 19 years	421	6.54%, see rank	7.25%	7.28%
20 to 24 years	300	4.66%, see rank	7.37%	6.98%
25 to 34 years	696	10.82%, see rank	13.16%	13.22%
35 to 44 years	797	12.39%, see rank	12.72%	13.89%
45 to 54 years	905	14.06%, see rank	14.17%	14.57%
55 to 64 years	821	12.76%, see rank	11.37%	11.28%
65 to 74 years	616	9.57%, see rank	7.31%	6.74%
75 to 84	458	7.12%, see rank	4.42%	4.30%
85 years and over	132	2.05%, see rank	1.64%	1.70%

ACS 2005-2009 data

Total population: 6,288

Median Age (see rank)

Jefferson County	40.80 years old
Oklahoma	35.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Jefferson County	38.20 years old
Oklahoma	34.20 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Jefferson County	42.90 years old
Oklahoma	37.60 years old
U.S.	37.90 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	424	6.74%, see rank	7.21%	6.92%
5 to 9 years	451	7.17%, see rank	6.81%	6.59%
10 to 14 years	410	6.52%, see rank	6.69%	6.83%
15 to 19 years	389	6.19%, see rank	7.19%	7.15%
20 to 24 years	352	5.60%, see rank	7.73%	7.02%
25 to 34 years	718	11.42%, see rank	13.27%	13.42%
35 to 44 years	800	12.72%, see rank	12.86%	14.18%
45 to 54 years	814	12.95%, see rank	13.99%	14.48%
55 to 64 years	757	12.04%, see rank	10.93%	10.81%
65 to 74 years	555	8.83%, see rank	7.05%	6.50%
75 to 84	481	7.65%, see rank	4.59%	4.40%
85 years and over	137	2.18%, see rank	1.70%	1.71%

US Census 2000 data

Total population: 6,818

Median Age (see rank)

Jefferson County	40.40 years old
Oklahoma	35.50 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Jefferson County	39.00 years old
Oklahoma	33.90 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Jefferson County	41.70 years old
Oklahoma	36.90 years old
U.S.	36.50 years old

	Jefferson County	% of the Total Population	Oklahoma	U.S.
Under 5 years	418	6.13%, see rank	6.85%	6.81%
5 to 9 years	461	6.76%, see rank	7.09%	7.30%
10 to 14 years	447	6.56%, see rank	7.30%	7.29%
15 to 19 years	480	7.04%, see rank	7.81%	7.18%
20 to 24 years	317	4.65%, see rank	7.16%	6.74%
25 to 34 years	797	11.69%, see rank	13.09%	14.18%
35 to 44 years	936	13.73%, see rank	15.17%	16.04%
45 to 54 years	868	12.73%, see rank	13.15%	13.39%
55 to 64 years	722	10.59%, see rank	9.17%	8.63%
65 to 74 years	679	9.96%, see rank	7.03%	6.54%
75 to 84	474	6.95%, see rank	4.53%	4.39%
85 years and over	219	3.21%, see rank	1.66%	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.