63121 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 26,278
Median Age (
see rank)
| 63121 Zip Code | 38.00 years old |
| Missouri | 38.10 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 63121 Zip Code | 33.60 years old |
| Missouri | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 63121 Zip Code | 41.30 years old |
| Missouri | 39.50 years old |
| U.S. | 38.80 years old |
| | 63121 Zip Code | % of the Total Population | Missouri | U.S. |
| Under 5 years | 1,669 | 6.35%, see rank | 6.29% | 6.36% |
| 5 to 9 years | 1,719 | 6.54%, see rank | 6.50% | 6.51% |
| 10 to 14 years | 1,555 | 5.92%, see rank | 6.55% | 6.59% |
| 15 to 19 years | 1,968 | 7.49%, see rank | 6.78% | 6.85% |
| 20 to 24 years | 2,135 | 8.12%, see rank | 7.04% | 7.13% |
| 25 to 34 years | 3,168 | 12.06%, see rank | 13.15% | 13.47% |
| 35 to 44 years | 3,087 | 11.75%, see rank | 12.20% | 12.96% |
| 45 to 54 years | 3,337 | 12.70%, see rank | 14.18% | 14.09% |
| 55 to 64 years | 3,728 | 14.19%, see rank | 12.67% | 12.29% |
| 65 to 74 years | 2,334 | 8.88%, see rank | 8.07% | 7.64% |
| 75 to 84 | 1,032 | 3.93%, see rank | 4.59% | 4.25% |
| 85 years and over | 546 | 2.08%, see rank | 1.98% | 1.85% |
US Census 2010 data
Total population: 26,602
Median Age (
see rank)
| 63121 Zip Code | 36.20 years old |
| Missouri | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 63121 Zip Code | 33.40 years old |
| Missouri | 36.50 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 63121 Zip Code | 38.60 years old |
| Missouri | 39.20 years old |
| U.S. | 38.50 years old |
| | 63121 Zip Code | % of the Total Population | Missouri | U.S. |
| Under 5 years | 1,799 | 6.76%, see rank | 6.52% | 6.54% |
| 5 to 9 years | 1,626 | 6.11%, see rank | 6.52% | 6.59% |
| 10 to 14 years | 1,640 | 6.16%, see rank | 6.63% | 6.70% |
| 15 to 19 years | 2,207 | 8.30%, see rank | 7.08% | 7.14% |
| 20 to 24 years | 2,387 | 8.97%, see rank | 6.90% | 6.99% |
| 25 to 34 years | 3,293 | 12.38%, see rank | 12.95% | 13.30% |
| 35 to 44 years | 2,900 | 10.90%, see rank | 12.50% | 13.30% |
| 45 to 54 years | 3,767 | 14.16%, see rank | 14.84% | 14.58% |
| 55 to 64 years | 3,399 | 12.78%, see rank | 12.08% | 11.82% |
| 65 to 74 years | 2,105 | 7.91%, see rank | 7.52% | 7.03% |
| 75 to 84 | 1,090 | 4.10%, see rank | 4.58% | 4.23% |
| 85 years and over | 389 | 1.46%, see rank | 1.90% | 1.78% |
ACS 2008-2012 data
Total population: 26,736
Median Age (
see rank)
| 63121 Zip Code | 36.50 years old |
| Missouri | 37.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 63121 Zip Code | 33.30 years old |
| Missouri | 36.50 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 63121 Zip Code | 38.50 years old |
| Missouri | 39.20 years old |
| U.S. | 38.50 years old |
| | 63121 Zip Code | % of the Total Population | Missouri | U.S. |
| Under 5 years | 2,057 | 7.69%, see rank | 6.44% | 6.51% |
| 5 to 9 years | 1,738 | 6.50%, see rank | 6.51% | 6.57% |
| 10 to 14 years | 1,608 | 6.01%, see rank | 6.63% | 6.68% |
| 15 to 19 years | 2,354 | 8.80%, see rank | 7.04% | 7.09% |
| 20 to 24 years | 2,027 | 7.58%, see rank | 6.95% | 7.04% |
| 25 to 34 years | 3,095 | 11.58%, see rank | 12.96% | 13.32% |
| 35 to 44 years | 3,126 | 11.69%, see rank | 12.57% | 13.34% |
| 45 to 54 years | 3,571 | 13.36%, see rank | 14.66% | 14.44% |
| 55 to 64 years | 3,512 | 13.14%, see rank | 12.13% | 11.84% |
| 65 to 74 years | 1,895 | 7.09%, see rank | 7.60% | 7.12% |
| 75 to 84 | 1,194 | 4.47%, see rank | 4.57% | 4.25% |
| 85 years and over | 559 | 2.09%, see rank | 1.93% | 1.78% |
US Census 2000 data
Total population: 29,172
Median Age (
see rank)
| 63121 Zip Code | 35.00 years old |
| Missouri | 36.10 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 63121 Zip Code | 32.20 years old |
| Missouri | 34.80 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 63121 Zip Code | 37.20 years old |
| Missouri | 37.40 years old |
| U.S. | 36.50 years old |
| | 63121 Zip Code | % of the Total Population | Missouri | U.S. |
| Under 5 years | 1,864 | 6.39%, see rank | 6.61% | 6.81% |
| 5 to 9 years | 2,334 | 8.00%, see rank | 7.13% | 7.30% |
| 10 to 14 years | 2,215 | 7.59%, see rank | 7.36% | 7.29% |
| 15 to 19 years | 2,125 | 7.28%, see rank | 7.39% | 7.18% |
| 20 to 24 years | 2,132 | 7.31%, see rank | 6.60% | 6.74% |
| 25 to 34 years | 3,905 | 13.39%, see rank | 13.20% | 14.18% |
| 35 to 44 years | 4,265 | 14.62%, see rank | 15.86% | 16.04% |
| 45 to 54 years | 4,077 | 13.98%, see rank | 13.27% | 13.39% |
| 55 to 64 years | 2,829 | 9.70%, see rank | 9.07% | 8.63% |
| 65 to 74 years | 1,960 | 6.72%, see rank | 7.03% | 6.54% |
| 75 to 84 | 1,066 | 3.65%, see rank | 4.71% | 4.39% |
| 85 years and over | 400 | 1.37%, see rank | 1.76% | 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.
