Monterey County Historical Age Data
ACS 2010-2014 data
Total population: 424,927
Median Age (
see rank)
| Monterey County | 33.30 years old |
| California | 35.60 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Monterey County | 32.60 years old |
| California | 34.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Monterey County | 34.10 years old |
| California | 36.80 years old |
| U.S. | 38.80 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 33,266 | 7.83%, see rank | 6.62% | 6.36% |
| 5 to 9 years | 31,755 | 7.47%, see rank | 6.65% | 6.51% |
| 10 to 14 years | 29,842 | 7.02%, see rank | 6.70% | 6.59% |
| 15 to 19 years | 31,010 | 7.30%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 33,220 | 7.82%, see rank | 7.58% | 7.13% |
| 25 to 34 years | 63,580 | 14.96%, see rank | 14.48% | 13.47% |
| 35 to 44 years | 55,598 | 13.08%, see rank | 13.60% | 12.96% |
| 45 to 54 years | 53,115 | 12.50%, see rank | 13.79% | 14.09% |
| 55 to 64 years | 45,646 | 10.74%, see rank | 11.32% | 12.29% |
| 65 to 74 years | 25,851 | 6.08%, see rank | 6.71% | 7.64% |
| 75 to 84 | 14,643 | 3.45%, see rank | 3.72% | 4.25% |
| 85 years and over | 7,401 | 1.74%, see rank | 1.70% | 1.85% |
US Census 2010 data
Total population: 415,057
Median Age (
see rank)
| Monterey County | 32.90 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Monterey County | 32.20 years old |
| California | 34.00 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Monterey County | 33.90 years old |
| California | 36.30 years old |
| U.S. | 38.50 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 32,547 | 7.84%, see rank | 6.79% | 6.54% |
| 5 to 9 years | 30,577 | 7.37%, see rank | 6.73% | 6.59% |
| 10 to 14 years | 29,037 | 7.00%, see rank | 6.95% | 6.70% |
| 15 to 19 years | 32,624 | 7.86%, see rank | 7.58% | 7.14% |
| 20 to 24 years | 32,481 | 7.83%, see rank | 7.42% | 6.99% |
| 25 to 34 years | 62,077 | 14.96%, see rank | 14.27% | 13.30% |
| 35 to 44 years | 54,820 | 13.21%, see rank | 13.91% | 13.30% |
| 45 to 54 years | 53,254 | 12.83%, see rank | 14.10% | 14.58% |
| 55 to 64 years | 43,218 | 10.41%, see rank | 10.84% | 11.82% |
| 65 to 74 years | 22,921 | 5.52%, see rank | 6.11% | 7.03% |
| 75 to 84 | 14,744 | 3.55%, see rank | 3.68% | 4.23% |
| 85 years and over | 6,757 | 1.63%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 416,199
Median Age (
see rank)
| Monterey County | 32.90 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Monterey County | 32.10 years old |
| California | 34.10 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Monterey County | 33.80 years old |
| California | 36.40 years old |
| U.S. | 38.50 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 33,021 | 7.93%, see rank | 6.82% | 6.51% |
| 5 to 9 years | 31,302 | 7.52%, see rank | 6.71% | 6.57% |
| 10 to 14 years | 28,285 | 6.80%, see rank | 6.91% | 6.68% |
| 15 to 19 years | 32,232 | 7.74%, see rank | 7.47% | 7.09% |
| 20 to 24 years | 32,818 | 7.89%, see rank | 7.49% | 7.04% |
| 25 to 34 years | 62,272 | 14.96%, see rank | 14.32% | 13.32% |
| 35 to 44 years | 54,964 | 13.21%, see rank | 13.93% | 13.34% |
| 45 to 54 years | 53,192 | 12.78%, see rank | 14.00% | 14.44% |
| 55 to 64 years | 43,285 | 10.40%, see rank | 10.85% | 11.84% |
| 65 to 74 years | 23,299 | 5.60%, see rank | 6.20% | 7.12% |
| 75 to 84 | 14,554 | 3.50%, see rank | 3.70% | 4.25% |
| 85 years and over | 6,975 | 1.68%, see rank | 1.62% | 1.78% |
ACS 2006-2010 data
Total population: 407,435
Median Age (
see rank)
| Monterey County | 32.80 years old |
| California | 34.90 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Monterey County | 31.90 years old |
| California | 33.70 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Monterey County | 33.70 years old |
| California | 36.00 years old |
| U.S. | 38.10 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 32,544 | 7.99%, see rank | 6.95% | 6.62% |
| 5 to 9 years | 29,163 | 7.16%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 28,881 | 7.09%, see rank | 7.12% | 6.79% |
| 15 to 19 years | 32,433 | 7.96%, see rank | 7.65% | 7.28% |
| 20 to 24 years | 32,193 | 7.90%, see rank | 7.37% | 6.98% |
| 25 to 34 years | 60,498 | 14.85%, see rank | 14.29% | 13.22% |
| 35 to 44 years | 55,515 | 13.63%, see rank | 14.43% | 13.89% |
| 45 to 54 years | 53,139 | 13.04%, see rank | 14.05% | 14.57% |
| 55 to 64 years | 40,514 | 9.94%, see rank | 10.28% | 11.28% |
| 65 to 74 years | 21,447 | 5.26%, see rank | 5.83% | 6.74% |
| 75 to 84 | 15,056 | 3.70%, see rank | 3.73% | 4.30% |
| 85 years and over | 6,052 | 1.49%, see rank | 1.52% | 1.70% |
ACS 2005-2009 data
Total population: 404,922
Median Age (
see rank)
| Monterey County | 32.50 years old |
| California | 34.60 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Monterey County | 31.60 years old |
| California | 33.40 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Monterey County | 33.50 years old |
| California | 35.70 years old |
| U.S. | 37.90 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 35,817 | 8.85%, see rank | 7.44% | 6.92% |
| 5 to 9 years | 28,839 | 7.12%, see rank | 6.82% | 6.59% |
| 10 to 14 years | 28,371 | 7.01%, see rank | 7.26% | 6.83% |
| 15 to 19 years | 30,488 | 7.53%, see rank | 7.34% | 7.15% |
| 20 to 24 years | 32,871 | 8.12%, see rank | 7.20% | 7.02% |
| 25 to 34 years | 60,422 | 14.92%, see rank | 14.55% | 13.42% |
| 35 to 44 years | 56,066 | 13.85%, see rank | 14.71% | 14.18% |
| 45 to 54 years | 52,676 | 13.01%, see rank | 13.94% | 14.48% |
| 55 to 64 years | 38,441 | 9.49%, see rank | 9.81% | 10.81% |
| 65 to 74 years | 20,564 | 5.08%, see rank | 5.65% | 6.50% |
| 75 to 84 | 14,583 | 3.60%, see rank | 3.79% | 4.40% |
| 85 years and over | 5,784 | 1.43%, see rank | 1.50% | 1.71% |
US Census 2000 data
Total population: 401,762
Median Age (
see rank)
| Monterey County | 31.70 years old |
| California | 33.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Monterey County | 30.80 years old |
| California | 32.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Monterey County | 32.70 years old |
| California | 34.40 years old |
| U.S. | 36.50 years old |
| | Monterey County | % of the Total Population | California | U.S. |
| Under 5 years | 31,248 | 7.78%, see rank | 7.34% | 6.81% |
| 5 to 9 years | 33,468 | 8.33%, see rank | 8.05% | 7.30% |
| 10 to 14 years | 31,140 | 7.75%, see rank | 7.59% | 7.29% |
| 15 to 19 years | 30,933 | 7.70%, see rank | 7.24% | 7.18% |
| 20 to 24 years | 30,982 | 7.71%, see rank | 7.03% | 6.74% |
| 25 to 34 years | 64,023 | 15.94%, see rank | 15.44% | 14.18% |
| 35 to 44 years | 61,978 | 15.43%, see rank | 16.19% | 16.04% |
| 45 to 54 years | 49,251 | 12.26%, see rank | 12.79% | 13.39% |
| 55 to 64 years | 28,440 | 7.08%, see rank | 7.72% | 8.63% |
| 65 to 74 years | 21,373 | 5.32%, see rank | 5.57% | 6.54% |
| 75 to 84 | 14,227 | 3.54%, see rank | 3.79% | 4.39% |
| 85 years and over | 4,699 | 1.17%, 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.
