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Montgomery County Historical Age Data

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ACS 2010-2014 data

Total population: 12,054

Median Age (see rank)

Montgomery County	42.90 years old
Missouri	38.10 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Montgomery County	41.40 years old
Missouri	36.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Montgomery County	44.50 years old
Missouri	39.50 years old
U.S.	38.80 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	729	6.05%, see rank	6.29%	6.36%
5 to 9 years	746	6.19%, see rank	6.50%	6.51%
10 to 14 years	868	7.20%, see rank	6.55%	6.59%
15 to 19 years	694	5.76%, see rank	6.78%	6.85%
20 to 24 years	593	4.92%, see rank	7.04%	7.13%
25 to 34 years	1,287	10.68%, see rank	13.15%	13.47%
35 to 44 years	1,326	11.00%, see rank	12.20%	12.96%
45 to 54 years	1,800	14.93%, see rank	14.18%	14.09%
55 to 64 years	1,710	14.19%, see rank	12.67%	12.29%
65 to 74 years	1,234	10.24%, see rank	8.07%	7.64%
75 to 84	700	5.81%, see rank	4.59%	4.25%
85 years and over	367	3.04%, see rank	1.98%	1.85%

US Census 2010 data

Total population: 12,236

Median Age (see rank)

Montgomery County	43.20 years old
Missouri	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Montgomery County	41.40 years old
Missouri	36.50 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Montgomery County	45.00 years old
Missouri	39.20 years old
U.S.	38.50 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	769	6.28%, see rank	6.52%	6.54%
5 to 9 years	810	6.62%, see rank	6.52%	6.59%
10 to 14 years	768	6.28%, see rank	6.63%	6.70%
15 to 19 years	801	6.55%, see rank	7.08%	7.14%
20 to 24 years	557	4.55%, see rank	6.90%	6.99%
25 to 34 years	1,295	10.58%, see rank	12.95%	13.30%
35 to 44 years	1,376	11.25%, see rank	12.50%	13.30%
45 to 54 years	1,951	15.94%, see rank	14.84%	14.58%
55 to 64 years	1,623	13.26%, see rank	12.08%	11.82%
65 to 74 years	1,200	9.81%, see rank	7.52%	7.03%
75 to 84	719	5.88%, see rank	4.58%	4.23%
85 years and over	367	3.00%, see rank	1.90%	1.78%

ACS 2008-2012 data

Total population: 12,181

Median Age (see rank)

Montgomery County	42.90 years old
Missouri	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Montgomery County	41.30 years old
Missouri	36.50 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Montgomery County	44.20 years old
Missouri	39.20 years old
U.S.	38.50 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	766	6.29%, see rank	6.44%	6.51%
5 to 9 years	673	5.52%, see rank	6.51%	6.57%
10 to 14 years	936	7.68%, see rank	6.63%	6.68%
15 to 19 years	750	6.16%, see rank	7.04%	7.09%
20 to 24 years	554	4.55%, see rank	6.95%	7.04%
25 to 34 years	1,334	10.95%, see rank	12.96%	13.32%
35 to 44 years	1,393	11.44%, see rank	12.57%	13.34%
45 to 54 years	1,887	15.49%, see rank	14.66%	14.44%
55 to 64 years	1,641	13.47%, see rank	12.13%	11.84%
65 to 74 years	1,185	9.73%, see rank	7.60%	7.12%
75 to 84	682	5.60%, see rank	4.57%	4.25%
85 years and over	380	3.12%, see rank	1.93%	1.78%

ACS 2006-2010 data

Total population: 12,247

Median Age (see rank)

Montgomery County	42.20 years old
Missouri	37.60 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Montgomery County	40.80 years old
Missouri	36.20 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Montgomery County	43.80 years old
Missouri	38.90 years old
U.S.	38.10 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	802	6.55%, see rank	6.53%	6.62%
5 to 9 years	710	5.80%, see rank	6.51%	6.62%
10 to 14 years	903	7.37%, see rank	6.77%	6.79%
15 to 19 years	794	6.48%, see rank	7.26%	7.28%
20 to 24 years	570	4.65%, see rank	6.96%	6.98%
25 to 34 years	1,333	10.88%, see rank	12.74%	13.22%
35 to 44 years	1,470	12.00%, see rank	13.15%	13.89%
45 to 54 years	1,929	15.75%, see rank	14.84%	14.57%
55 to 64 years	1,556	12.71%, see rank	11.52%	11.28%
65 to 74 years	1,119	9.14%, see rank	7.25%	6.74%
75 to 84	728	5.94%, see rank	4.61%	4.30%
85 years and over	333	2.72%, see rank	1.87%	1.70%

ACS 2005-2009 data

Total population: 11,884

Median Age (see rank)

Montgomery County	42.70 years old
Missouri	37.30 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Montgomery County	40.90 years old
Missouri	35.90 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Montgomery County	44.80 years old
Missouri	38.70 years old
U.S.	37.90 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	793	6.67%, see rank	6.70%	6.92%
5 to 9 years	777	6.54%, see rank	6.45%	6.59%
10 to 14 years	727	6.12%, see rank	6.78%	6.83%
15 to 19 years	804	6.77%, see rank	7.16%	7.15%
20 to 24 years	601	5.06%, see rank	7.13%	7.02%
25 to 34 years	1,177	9.90%, see rank	12.83%	13.42%
35 to 44 years	1,429	12.02%, see rank	13.57%	14.18%
45 to 54 years	1,936	16.29%, see rank	14.77%	14.48%
55 to 64 years	1,530	12.87%, see rank	11.12%	10.81%
65 to 74 years	1,055	8.88%, see rank	6.95%	6.50%
75 to 84	672	5.65%, see rank	4.67%	4.40%
85 years and over	383	3.22%, see rank	1.88%	1.71%

US Census 2000 data

Total population: 12,136

Median Age (see rank)

Montgomery County	39.40 years old
Missouri	36.10 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Montgomery County	37.60 years old
Missouri	34.80 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Montgomery County	41.00 years old
Missouri	37.40 years old
U.S.	36.50 years old

	Montgomery County	% of the Total Population	Missouri	U.S.
Under 5 years	696	5.74%, see rank	6.61%	6.81%
5 to 9 years	840	6.92%, see rank	7.13%	7.30%
10 to 14 years	945	7.79%, see rank	7.36%	7.29%
15 to 19 years	928	7.65%, see rank	7.39%	7.18%
20 to 24 years	573	4.72%, see rank	6.60%	6.74%
25 to 34 years	1,295	10.67%, see rank	13.20%	14.18%
35 to 44 years	1,869	15.40%, see rank	15.86%	16.04%
45 to 54 years	1,618	13.33%, see rank	13.27%	13.39%
55 to 64 years	1,281	10.56%, see rank	9.07%	8.63%
65 to 74 years	973	8.02%, see rank	7.03%	6.54%
75 to 84	746	6.15%, see rank	4.71%	4.39%
85 years and over	372	3.07%, see rank	1.76%	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.