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Sierra County Historical Age Data

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ACS 2010-2014 data

Total population: 11,774

Median Age (see rank)

Sierra County	55.50 years old
New Mexico	36.80 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Sierra County	55.50 years old
New Mexico	35.40 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Sierra County	55.50 years old
New Mexico	38.20 years old
U.S.	38.80 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	430	3.65%, see rank	6.73%	6.36%
5 to 9 years	463	3.93%, see rank	6.85%	6.51%
10 to 14 years	569	4.83%, see rank	6.91%	6.59%
15 to 19 years	519	4.41%, see rank	6.92%	6.85%
20 to 24 years	571	4.85%, see rank	7.21%	7.13%
25 to 34 years	684	5.81%, see rank	13.20%	13.47%
35 to 44 years	765	6.50%, see rank	11.85%	12.96%
45 to 54 years	1,753	14.89%, see rank	13.33%	14.09%
55 to 64 years	2,066	17.55%, see rank	12.81%	12.29%
65 to 74 years	2,200	18.69%, see rank	8.19%	7.64%
75 to 84	1,175	9.98%, see rank	4.38%	4.25%
85 years and over	579	4.92%, see rank	1.63%	1.85%

US Census 2010 data

Total population: 11,988

Median Age (see rank)

Sierra County	54.50 years old
New Mexico	36.70 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Sierra County	54.30 years old
New Mexico	35.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Sierra County	54.70 years old
New Mexico	38.00 years old
U.S.	38.50 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	568	4.74%, see rank	7.04%	6.54%
5 to 9 years	484	4.04%, see rank	6.96%	6.59%
10 to 14 years	535	4.46%, see rank	6.88%	6.70%
15 to 19 years	540	4.50%, see rank	7.28%	7.14%
20 to 24 years	482	4.02%, see rank	6.91%	6.99%
25 to 34 years	808	6.74%, see rank	12.98%	13.30%
35 to 44 years	1,023	8.53%, see rank	12.07%	13.30%
45 to 54 years	1,652	13.78%, see rank	14.18%	14.58%
55 to 64 years	2,222	18.54%, see rank	12.48%	11.82%
65 to 74 years	2,014	16.80%, see rank	7.47%	7.03%
75 to 84	1,238	10.33%, see rank	4.20%	4.23%
85 years and over	422	3.52%, see rank	1.55%	1.78%

ACS 2008-2012 data

Total population: 11,956

Median Age (see rank)

Sierra County	53.80 years old
New Mexico	36.60 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Sierra County	54.20 years old
New Mexico	35.20 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Sierra County	53.30 years old
New Mexico	38.00 years old
U.S.	38.50 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	447	3.74%, see rank	7.00%	6.51%
5 to 9 years	746	6.24%, see rank	6.95%	6.57%
10 to 14 years	634	5.30%, see rank	6.88%	6.68%
15 to 19 years	578	4.83%, see rank	7.23%	7.09%
20 to 24 years	618	5.17%, see rank	7.04%	7.04%
25 to 34 years	1,072	8.97%, see rank	13.01%	13.32%
35 to 44 years	567	4.74%, see rank	12.10%	13.34%
45 to 54 years	1,574	13.16%, see rank	13.94%	14.44%
55 to 64 years	2,121	17.74%, see rank	12.47%	11.84%
65 to 74 years	1,848	15.46%, see rank	7.59%	7.12%
75 to 84	1,145	9.58%, see rank	4.22%	4.25%
85 years and over	606	5.07%, see rank	1.58%	1.78%

ACS 2006-2010 data

Total population: 11,938

Median Age (see rank)

Sierra County	53.60 years old
New Mexico	36.40 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Sierra County	55.20 years old
New Mexico	35.10 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Sierra County	52.70 years old
New Mexico	37.60 years old
U.S.	38.10 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	375	3.14%, see rank	7.12%	6.62%
5 to 9 years	634	5.31%, see rank	6.90%	6.62%
10 to 14 years	597	5.00%, see rank	6.94%	6.79%
15 to 19 years	853	7.15%, see rank	7.51%	7.28%
20 to 24 years	991	8.30%, see rank	7.12%	6.98%
25 to 34 years	777	6.51%, see rank	12.72%	13.22%
35 to 44 years	622	5.21%, see rank	12.65%	13.89%
45 to 54 years	1,489	12.47%, see rank	14.29%	14.57%
55 to 64 years	2,094	17.54%, see rank	11.91%	11.28%
65 to 74 years	1,922	16.10%, see rank	7.18%	6.74%
75 to 84	1,188	9.95%, see rank	4.14%	4.30%
85 years and over	396	3.32%, see rank	1.51%	1.70%

ACS 2005-2009 data

Total population: 12,645

Median Age (see rank)

Sierra County	51.50 years old
New Mexico	35.50 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Sierra County	48.90 years old
New Mexico	34.10 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Sierra County	52.90 years old
New Mexico	37.00 years old
U.S.	37.90 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	542	4.29%, see rank	7.41%	6.92%
5 to 9 years	573	4.53%, see rank	6.78%	6.59%
10 to 14 years	846	6.69%, see rank	7.02%	6.83%
15 to 19 years	595	4.71%, see rank	7.40%	7.15%
20 to 24 years	528	4.18%, see rank	7.31%	7.02%
25 to 34 years	1,101	8.71%, see rank	13.39%	13.42%
35 to 44 years	1,168	9.24%, see rank	12.91%	14.18%
45 to 54 years	1,672	13.22%, see rank	14.04%	14.48%
55 to 64 years	1,930	15.26%, see rank	11.11%	10.81%
65 to 74 years	1,800	14.23%, see rank	6.74%	6.50%
75 to 84	1,421	11.24%, see rank	4.33%	4.40%
85 years and over	469	3.71%, see rank	1.57%	1.71%

US Census 2000 data

Total population: 13,270

Median Age (see rank)

Sierra County	48.90 years old
New Mexico	34.60 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Sierra County	48.40 years old
New Mexico	33.40 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Sierra County	49.30 years old
New Mexico	35.60 years old
U.S.	36.50 years old

	Sierra County	% of the Total Population	New Mexico	U.S.
Under 5 years	631	4.76%, see rank	7.18%	6.81%
5 to 9 years	727	5.48%, see rank	7.76%	7.30%
10 to 14 years	816	6.15%, see rank	8.10%	7.29%
15 to 19 years	744	5.61%, see rank	8.01%	7.18%
20 to 24 years	466	3.51%, see rank	6.67%	6.74%
25 to 34 years	1,003	7.56%, see rank	12.87%	14.18%
35 to 44 years	1,582	11.92%, see rank	15.50%	16.04%
45 to 54 years	1,784	13.44%, see rank	13.51%	13.39%
55 to 64 years	1,846	13.91%, see rank	8.73%	8.63%
65 to 74 years	1,971	14.85%, see rank	6.47%	6.54%
75 to 84	1,287	9.70%, see rank	3.91%	4.39%
85 years and over	413	3.11%, see rank	1.28%	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.