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Rock Springs, WY Historical Age Data

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ACS 2010-2014 data

Total population: 23,684

Median Age (see rank)

Rock Springs, WY	32.60 years old
Wyoming	36.80 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Rock Springs, WY	33.20 years old
Wyoming	35.90 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Rock Springs, WY	32.00 years old
Wyoming	37.80 years old
U.S.	38.80 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	2,026	8.55%, see rank	6.77%	6.36%
5 to 9 years	1,540	6.50%, see rank	6.67%	6.51%
10 to 14 years	1,936	8.17%, see rank	6.55%	6.59%
15 to 19 years	1,443	6.09%, see rank	6.51%	6.85%
20 to 24 years	1,829	7.72%, see rank	7.25%	7.13%
25 to 34 years	4,013	16.94%, see rank	14.02%	13.47%
35 to 44 years	2,948	12.45%, see rank	11.98%	12.96%
45 to 54 years	3,138	13.25%, see rank	13.56%	14.09%
55 to 64 years	2,756	11.64%, see rank	13.61%	12.29%
65 to 74 years	1,108	4.68%, see rank	7.55%	7.64%
75 to 84	693	2.93%, see rank	3.94%	4.25%
85 years and over	254	1.07%, see rank	1.58%	1.85%

US Census 2010 data

Total population: 23,036

Median Age (see rank)

Rock Springs, WY	31.50 years old
Wyoming	36.80 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Rock Springs, WY	31.40 years old
Wyoming	36.00 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Rock Springs, WY	31.60 years old
Wyoming	37.70 years old
U.S.	38.50 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	2,005	8.70%, see rank	7.13%	6.54%
5 to 9 years	1,714	7.44%, see rank	6.60%	6.59%
10 to 14 years	1,552	6.74%, see rank	6.38%	6.70%
15 to 19 years	1,533	6.65%, see rank	6.77%	7.14%
20 to 24 years	1,923	8.35%, see rank	7.15%	6.99%
25 to 34 years	4,010	17.41%, see rank	13.78%	13.30%
35 to 44 years	2,782	12.08%, see rank	11.88%	13.30%
45 to 54 years	3,191	13.85%, see rank	14.83%	14.58%
55 to 64 years	2,462	10.69%, see rank	13.04%	11.82%
65 to 74 years	1,003	4.35%, see rank	7.02%	7.03%
75 to 84	609	2.64%, see rank	3.89%	4.23%
85 years and over	252	1.09%, see rank	1.53%	1.78%

ACS 2008-2012 data

Total population: 23,125

Median Age (see rank)

Rock Springs, WY	31.70 years old
Wyoming	36.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Rock Springs, WY	32.70 years old
Wyoming	36.10 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Rock Springs, WY	30.70 years old
Wyoming	37.90 years old
U.S.	38.50 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	2,133	9.22%, see rank	6.96%	6.51%
5 to 9 years	1,645	7.11%, see rank	6.63%	6.57%
10 to 14 years	1,579	6.83%, see rank	6.43%	6.68%
15 to 19 years	1,557	6.73%, see rank	6.84%	7.09%
20 to 24 years	1,895	8.19%, see rank	7.19%	7.04%
25 to 34 years	3,805	16.45%, see rank	13.64%	13.32%
35 to 44 years	2,785	12.04%, see rank	12.02%	13.34%
45 to 54 years	3,451	14.92%, see rank	14.68%	14.44%
55 to 64 years	2,472	10.69%, see rank	13.09%	11.84%
65 to 74 years	949	4.10%, see rank	7.07%	7.12%
75 to 84	572	2.47%, see rank	3.88%	4.25%
85 years and over	282	1.22%, see rank	1.55%	1.78%

ACS 2006-2010 data

Total population: 22,017

Median Age (see rank)

Rock Springs, WY	33.30 years old
Wyoming	37.00 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Rock Springs, WY	33.50 years old
Wyoming	36.10 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Rock Springs, WY	33.20 years old
Wyoming	38.00 years old
U.S.	38.10 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	1,813	8.23%, see rank	6.83%	6.62%
5 to 9 years	1,690	7.68%, see rank	6.66%	6.62%
10 to 14 years	1,114	5.06%, see rank	6.40%	6.79%
15 to 19 years	1,673	7.60%, see rank	7.10%	7.28%
20 to 24 years	1,779	8.08%, see rank	7.42%	6.98%
25 to 34 years	3,508	15.93%, see rank	13.15%	13.22%
35 to 44 years	2,698	12.25%, see rank	12.21%	13.89%
45 to 54 years	3,675	16.69%, see rank	15.60%	14.57%
55 to 64 years	2,316	10.52%, see rank	12.46%	11.28%
65 to 74 years	907	4.12%, see rank	6.73%	6.74%
75 to 84	630	2.86%, see rank	3.96%	4.30%
85 years and over	214	0.97%, see rank	1.48%	1.70%

ACS 2005-2009 data

Total population: 19,594

Median Age (see rank)

Rock Springs, WY	33.10 years old
Wyoming	36.70 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Rock Springs, WY	32.60 years old
Wyoming	35.40 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Rock Springs, WY	33.70 years old
Wyoming	38.10 years old
U.S.	37.90 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	1,657	8.46%, see rank	6.86%	6.92%
5 to 9 years	1,481	7.56%, see rank	6.52%	6.59%
10 to 14 years	972	4.96%, see rank	6.38%	6.83%
15 to 19 years	1,667	8.51%, see rank	7.32%	7.15%
20 to 24 years	1,499	7.65%, see rank	8.12%	7.02%
25 to 34 years	3,075	15.69%, see rank	12.86%	13.42%
35 to 44 years	2,508	12.80%, see rank	12.31%	14.18%
45 to 54 years	3,206	16.36%, see rank	15.63%	14.48%
55 to 64 years	1,843	9.41%, see rank	11.84%	10.81%
65 to 74 years	884	4.51%, see rank	6.48%	6.50%
75 to 84	558	2.85%, see rank	4.14%	4.40%
85 years and over	244	1.25%, see rank	1.52%	1.71%

US Census 2000 data

Total population: 18,708

Median Age (see rank)

Rock Springs, WY	34.50 years old
Wyoming	36.20 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Rock Springs, WY	34.50 years old
Wyoming	35.30 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Rock Springs, WY	34.40 years old
Wyoming	37.10 years old
U.S.	36.50 years old

	Rock Springs, WY	% of the Total Population	Wyoming	U.S.
Under 5 years	1,279	6.84%, see rank	6.27%	6.81%
5 to 9 years	1,336	7.14%, see rank	6.91%	7.30%
10 to 14 years	1,451	7.76%, see rank	7.77%	7.29%
15 to 19 years	1,736	9.28%, see rank	8.49%	7.18%
20 to 24 years	1,368	7.31%, see rank	6.78%	6.74%
25 to 34 years	2,318	12.39%, see rank	12.12%	14.18%
35 to 44 years	3,150	16.84%, see rank	15.95%	16.04%
45 to 54 years	2,805	14.99%, see rank	15.00%	13.39%
55 to 64 years	1,408	7.53%, see rank	9.03%	8.63%
65 to 74 years	912	4.87%, see rank	6.35%	6.54%
75 to 84	721	3.85%, see rank	3.97%	4.39%
85 years and over	224	1.20%, see rank	1.36%	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.