Placer County Historical Age Data
ACS 2010-2014 data
Total population: 361,518
Median Age (
see rank)
Placer County | 40.70 years old |
California | 35.60 years old |
U.S. | 37.40 years old |
Median Age, Male (
see rank)
Placer County | 39.30 years old |
California | 34.50 years old |
U.S. | 36.10 years old |
Median Age, Female (
see rank)
Placer County | 41.90 years old |
California | 36.80 years old |
U.S. | 38.80 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 20,431 | 5.65%, see rank | 6.62% | 6.36% |
5 to 9 years | 24,609 | 6.81%, see rank | 6.65% | 6.51% |
10 to 14 years | 24,599 | 6.80%, see rank | 6.70% | 6.59% |
15 to 19 years | 24,389 | 6.75%, see rank | 7.12% | 6.85% |
20 to 24 years | 19,691 | 5.45%, see rank | 7.58% | 7.13% |
25 to 34 years | 40,274 | 11.14%, see rank | 14.48% | 13.47% |
35 to 44 years | 47,085 | 13.02%, see rank | 13.60% | 12.96% |
45 to 54 years | 53,520 | 14.80%, see rank | 13.79% | 14.09% |
55 to 64 years | 46,915 | 12.98%, see rank | 11.32% | 12.29% |
65 to 74 years | 33,279 | 9.21%, see rank | 6.71% | 7.64% |
75 to 84 | 18,936 | 5.24%, see rank | 3.72% | 4.25% |
85 years and over | 7,790 | 2.15%, see rank | 1.70% | 1.85% |
US Census 2010 data
Total population: 348,432
Median Age (
see rank)
Placer County | 40.30 years old |
California | 35.20 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Placer County | 39.00 years old |
California | 34.00 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Placer County | 41.40 years old |
California | 36.30 years old |
U.S. | 38.50 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 20,851 | 5.98%, see rank | 6.79% | 6.54% |
5 to 9 years | 23,604 | 6.77%, see rank | 6.73% | 6.59% |
10 to 14 years | 24,986 | 7.17%, see rank | 6.95% | 6.70% |
15 to 19 years | 24,298 | 6.97%, see rank | 7.58% | 7.14% |
20 to 24 years | 17,936 | 5.15%, see rank | 7.42% | 6.99% |
25 to 34 years | 39,173 | 11.24%, see rank | 14.27% | 13.30% |
35 to 44 years | 46,565 | 13.36%, see rank | 13.91% | 13.30% |
45 to 54 years | 53,339 | 15.31%, see rank | 14.10% | 14.58% |
55 to 64 years | 44,118 | 12.66%, see rank | 10.84% | 11.82% |
65 to 74 years | 28,990 | 8.32%, see rank | 6.11% | 7.03% |
75 to 84 | 17,318 | 4.97%, see rank | 3.68% | 4.23% |
85 years and over | 7,254 | 2.08%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 350,074
Median Age (
see rank)
Placer County | 40.20 years old |
California | 35.20 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Placer County | 39.20 years old |
California | 34.10 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Placer County | 41.30 years old |
California | 36.40 years old |
U.S. | 38.50 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 20,823 | 5.95%, see rank | 6.82% | 6.51% |
5 to 9 years | 23,815 | 6.80%, see rank | 6.71% | 6.57% |
10 to 14 years | 24,687 | 7.05%, see rank | 6.91% | 6.68% |
15 to 19 years | 24,261 | 6.93%, see rank | 7.47% | 7.09% |
20 to 24 years | 18,615 | 5.32%, see rank | 7.49% | 7.04% |
25 to 34 years | 38,956 | 11.13%, see rank | 14.32% | 13.32% |
35 to 44 years | 47,028 | 13.43%, see rank | 13.93% | 13.34% |
45 to 54 years | 53,086 | 15.16%, see rank | 14.00% | 14.44% |
55 to 64 years | 44,335 | 12.66%, see rank | 10.85% | 11.84% |
65 to 74 years | 29,642 | 8.47%, see rank | 6.20% | 7.12% |
75 to 84 | 17,684 | 5.05%, see rank | 3.70% | 4.25% |
85 years and over | 7,142 | 2.04%, see rank | 1.62% | 1.78% |
ACS 2006-2010 data
Total population: 336,477
Median Age (
see rank)
Placer County | 39.80 years old |
California | 34.90 years old |
U.S. | 36.90 years old |
Median Age, Male (
see rank)
Placer County | 38.60 years old |
California | 33.70 years old |
U.S. | 35.60 years old |
Median Age, Female (
see rank)
Placer County | 40.90 years old |
California | 36.00 years old |
U.S. | 38.10 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 20,659 | 6.14%, see rank | 6.95% | 6.62% |
5 to 9 years | 22,815 | 6.78%, see rank | 6.78% | 6.62% |
10 to 14 years | 24,691 | 7.34%, see rank | 7.12% | 6.79% |
15 to 19 years | 23,653 | 7.03%, see rank | 7.65% | 7.28% |
20 to 24 years | 17,800 | 5.29%, see rank | 7.37% | 6.98% |
25 to 34 years | 37,009 | 11.00%, see rank | 14.29% | 13.22% |
35 to 44 years | 47,431 | 14.10%, see rank | 14.43% | 13.89% |
45 to 54 years | 51,518 | 15.31%, see rank | 14.05% | 14.57% |
55 to 64 years | 41,136 | 12.23%, see rank | 10.28% | 11.28% |
65 to 74 years | 26,792 | 7.96%, see rank | 5.83% | 6.74% |
75 to 84 | 16,795 | 4.99%, see rank | 3.73% | 4.30% |
85 years and over | 6,178 | 1.84%, see rank | 1.52% | 1.70% |
ACS 2005-2009 data
Total population: 332,059
Median Age (
see rank)
Placer County | 39.80 years old |
California | 34.60 years old |
U.S. | 36.50 years old |
Median Age, Male (
see rank)
Placer County | 38.80 years old |
California | 33.40 years old |
U.S. | 35.20 years old |
Median Age, Female (
see rank)
Placer County | 40.80 years old |
California | 35.70 years old |
U.S. | 37.90 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 20,257 | 6.10%, see rank | 7.44% | 6.92% |
5 to 9 years | 22,075 | 6.65%, see rank | 6.82% | 6.59% |
10 to 14 years | 24,360 | 7.34%, see rank | 7.26% | 6.83% |
15 to 19 years | 22,394 | 6.74%, see rank | 7.34% | 7.15% |
20 to 24 years | 18,566 | 5.59%, see rank | 7.20% | 7.02% |
25 to 34 years | 36,367 | 10.95%, see rank | 14.55% | 13.42% |
35 to 44 years | 48,614 | 14.64%, see rank | 14.71% | 14.18% |
45 to 54 years | 50,801 | 15.30%, see rank | 13.94% | 14.48% |
55 to 64 years | 39,136 | 11.79%, see rank | 9.81% | 10.81% |
65 to 74 years | 27,063 | 8.15%, see rank | 5.65% | 6.50% |
75 to 84 | 16,631 | 5.01%, see rank | 3.79% | 4.40% |
85 years and over | 5,795 | 1.75%, see rank | 1.50% | 1.71% |
US Census 2000 data
Total population: 248,399
Median Age (
see rank)
Placer County | 38.00 years old |
California | 33.30 years old |
U.S. | 35.30 years old |
Median Age, Male (
see rank)
Placer County | 37.10 years old |
California | 32.20 years old |
U.S. | 34.00 years old |
Median Age, Female (
see rank)
Placer County | 38.80 years old |
California | 34.40 years old |
U.S. | 36.50 years old |
| Placer County | % of the Total Population | California | U.S. |
Under 5 years | 15,924 | 6.41%, see rank | 7.34% | 6.81% |
5 to 9 years | 18,890 | 7.60%, see rank | 8.05% | 7.30% |
10 to 14 years | 19,595 | 7.89%, see rank | 7.59% | 7.29% |
15 to 19 years | 17,394 | 7.00%, see rank | 7.24% | 7.18% |
20 to 24 years | 11,141 | 4.49%, see rank | 7.03% | 6.74% |
25 to 34 years | 29,255 | 11.78%, see rank | 15.44% | 14.18% |
35 to 44 years | 42,888 | 17.27%, see rank | 16.19% | 16.04% |
45 to 54 years | 37,705 | 15.18%, see rank | 12.79% | 13.39% |
55 to 64 years | 23,047 | 9.28%, see rank | 7.72% | 8.63% |
65 to 74 years | 17,313 | 6.97%, see rank | 5.57% | 6.54% |
75 to 84 | 11,557 | 4.65%, see rank | 3.79% | 4.39% |
85 years and over | 3,690 | 1.49%, see rank | 1.26% | 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.