Atascadero, CA Historical Age Data
ACS 2010-2014 data
Total population: 28,792
Median Age (
see rank)
| Atascadero, CA | 42.20 years old |
| California | 35.60 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 40.80 years old |
| California | 34.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 44.10 years old |
| California | 36.80 years old |
| U.S. | 38.80 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,581 | 5.49%, see rank | 6.62% | 6.36% |
| 5 to 9 years | 1,615 | 5.61%, see rank | 6.65% | 6.51% |
| 10 to 14 years | 1,767 | 6.14%, see rank | 6.70% | 6.59% |
| 15 to 19 years | 1,591 | 5.53%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 1,933 | 6.71%, see rank | 7.58% | 7.13% |
| 25 to 34 years | 3,693 | 12.83%, see rank | 14.48% | 13.47% |
| 35 to 44 years | 3,311 | 11.50%, see rank | 13.60% | 12.96% |
| 45 to 54 years | 4,399 | 15.28%, see rank | 13.79% | 14.09% |
| 55 to 64 years | 4,466 | 15.51%, see rank | 11.32% | 12.29% |
| 65 to 74 years | 2,391 | 8.30%, see rank | 6.71% | 7.64% |
| 75 to 84 | 1,453 | 5.05%, see rank | 3.72% | 4.25% |
| 85 years and over | 592 | 2.06%, see rank | 1.70% | 1.85% |
US Census 2010 data
Total population: 28,310
Median Age (
see rank)
| Atascadero, CA | 41.00 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 40.00 years old |
| California | 34.00 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 42.20 years old |
| California | 36.30 years old |
| U.S. | 38.50 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,668 | 5.89%, see rank | 6.79% | 6.54% |
| 5 to 9 years | 1,631 | 5.76%, see rank | 6.73% | 6.59% |
| 10 to 14 years | 1,671 | 5.90%, see rank | 6.95% | 6.70% |
| 15 to 19 years | 1,722 | 6.08%, see rank | 7.58% | 7.14% |
| 20 to 24 years | 1,656 | 5.85%, see rank | 7.42% | 6.99% |
| 25 to 34 years | 3,805 | 13.44%, see rank | 14.27% | 13.30% |
| 35 to 44 years | 3,439 | 12.15%, see rank | 13.91% | 13.30% |
| 45 to 54 years | 4,682 | 16.54%, see rank | 14.10% | 14.58% |
| 55 to 64 years | 4,350 | 15.37%, see rank | 10.84% | 11.82% |
| 65 to 74 years | 2,024 | 7.15%, see rank | 6.11% | 7.03% |
| 75 to 84 | 1,132 | 4.00%, see rank | 3.68% | 4.23% |
| 85 years and over | 530 | 1.87%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 28,441
Median Age (
see rank)
| Atascadero, CA | 41.90 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 41.30 years old |
| California | 34.10 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 43.30 years old |
| California | 36.40 years old |
| U.S. | 38.50 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,452 | 5.11%, see rank | 6.82% | 6.51% |
| 5 to 9 years | 1,137 | 4.00%, see rank | 6.71% | 6.57% |
| 10 to 14 years | 2,088 | 7.34%, see rank | 6.91% | 6.68% |
| 15 to 19 years | 1,979 | 6.96%, see rank | 7.47% | 7.09% |
| 20 to 24 years | 1,971 | 6.93%, see rank | 7.49% | 7.04% |
| 25 to 34 years | 3,406 | 11.98%, see rank | 14.32% | 13.32% |
| 35 to 44 years | 3,368 | 11.84%, see rank | 13.93% | 13.34% |
| 45 to 54 years | 5,061 | 17.79%, see rank | 14.00% | 14.44% |
| 55 to 64 years | 4,107 | 14.44%, see rank | 10.85% | 11.84% |
| 65 to 74 years | 1,886 | 6.63%, see rank | 6.20% | 7.12% |
| 75 to 84 | 1,395 | 4.90%, see rank | 3.70% | 4.25% |
| 85 years and over | 591 | 2.08%, see rank | 1.62% | 1.78% |
ACS 2006-2010 data
Total population: 27,981
Median Age (
see rank)
| Atascadero, CA | 40.30 years old |
| California | 34.90 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 39.40 years old |
| California | 33.70 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 41.10 years old |
| California | 36.00 years old |
| U.S. | 38.10 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,390 | 4.97%, see rank | 6.95% | 6.62% |
| 5 to 9 years | 1,346 | 4.81%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 1,764 | 6.30%, see rank | 7.12% | 6.79% |
| 15 to 19 years | 2,037 | 7.28%, see rank | 7.65% | 7.28% |
| 20 to 24 years | 1,805 | 6.45%, see rank | 7.37% | 6.98% |
| 25 to 34 years | 3,588 | 12.82%, see rank | 14.29% | 13.22% |
| 35 to 44 years | 3,936 | 14.07%, see rank | 14.43% | 13.89% |
| 45 to 54 years | 4,922 | 17.59%, see rank | 14.05% | 14.57% |
| 55 to 64 years | 3,922 | 14.02%, see rank | 10.28% | 11.28% |
| 65 to 74 years | 1,696 | 6.06%, see rank | 5.83% | 6.74% |
| 75 to 84 | 1,122 | 4.01%, see rank | 3.73% | 4.30% |
| 85 years and over | 453 | 1.62%, see rank | 1.52% | 1.70% |
ACS 2005-2009 data
Total population: 27,910
Median Age (
see rank)
| Atascadero, CA | 39.80 years old |
| California | 34.60 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 38.00 years old |
| California | 33.40 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 41.30 years old |
| California | 35.70 years old |
| U.S. | 37.90 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,550 | 5.55%, see rank | 7.44% | 6.92% |
| 5 to 9 years | 1,321 | 4.73%, see rank | 6.82% | 6.59% |
| 10 to 14 years | 2,040 | 7.31%, see rank | 7.26% | 6.83% |
| 15 to 19 years | 2,141 | 7.67%, see rank | 7.34% | 7.15% |
| 20 to 24 years | 2,330 | 8.35%, see rank | 7.20% | 7.02% |
| 25 to 34 years | 2,682 | 9.61%, see rank | 14.55% | 13.42% |
| 35 to 44 years | 4,207 | 15.07%, see rank | 14.71% | 14.18% |
| 45 to 54 years | 4,728 | 16.94%, see rank | 13.94% | 14.48% |
| 55 to 64 years | 3,812 | 13.66%, see rank | 9.81% | 10.81% |
| 65 to 74 years | 1,577 | 5.65%, see rank | 5.65% | 6.50% |
| 75 to 84 | 1,018 | 3.65%, see rank | 3.79% | 4.40% |
| 85 years and over | 504 | 1.81%, see rank | 1.50% | 1.71% |
US Census 2000 data
Total population: 26,411
Median Age (
see rank)
| Atascadero, CA | 38.20 years old |
| California | 33.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Atascadero, CA | 37.40 years old |
| California | 32.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Atascadero, CA | 39.00 years old |
| California | 34.40 years old |
| U.S. | 36.50 years old |
| | Atascadero, CA | % of the Total Population | California | U.S. |
| Under 5 years | 1,423 | 5.39%, see rank | 7.34% | 6.81% |
| 5 to 9 years | 1,809 | 6.85%, see rank | 8.05% | 7.30% |
| 10 to 14 years | 2,157 | 8.17%, see rank | 7.59% | 7.29% |
| 15 to 19 years | 2,121 | 8.03%, see rank | 7.24% | 7.18% |
| 20 to 24 years | 1,441 | 5.46%, see rank | 7.03% | 6.74% |
| 25 to 34 years | 2,892 | 10.95%, see rank | 15.44% | 14.18% |
| 35 to 44 years | 4,713 | 17.84%, see rank | 16.19% | 16.04% |
| 45 to 54 years | 4,518 | 17.11%, see rank | 12.79% | 13.39% |
| 55 to 64 years | 2,293 | 8.68%, see rank | 7.72% | 8.63% |
| 65 to 74 years | 1,609 | 6.09%, see rank | 5.57% | 6.54% |
| 75 to 84 | 1,086 | 4.11%, see rank | 3.79% | 4.39% |
| 85 years and over | 349 | 1.32%, 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.
