99128 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 368
Median Age (
see rank)
| 99128 Zip Code | 37.50 years old |
| Washington | 37.40 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 99128 Zip Code | 29.10 years old |
| Washington | 36.30 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 99128 Zip Code | 45.10 years old |
| Washington | 38.40 years old |
| U.S. | 38.80 years old |
| | 99128 Zip Code | % of the Total Population | Washington | U.S. |
| Under 5 years | 16 | 4.35%, see rank | 6.43% | 6.36% |
| 5 to 9 years | 28 | 7.61%, see rank | 6.33% | 6.51% |
| 10 to 14 years | 67 | 18.21%, see rank | 6.40% | 6.59% |
| 15 to 19 years | 22 | 5.98%, see rank | 6.49% | 6.85% |
| 20 to 24 years | 3 | 0.82%, see rank | 7.01% | 7.13% |
| 25 to 34 years | 44 | 11.96%, see rank | 14.18% | 13.47% |
| 35 to 44 years | 25 | 6.79%, see rank | 13.23% | 12.96% |
| 45 to 54 years | 62 | 16.85%, see rank | 13.98% | 14.09% |
| 55 to 64 years | 44 | 11.96%, see rank | 12.78% | 12.29% |
| 65 to 74 years | 32 | 8.70%, see rank | 7.59% | 7.64% |
| 75 to 84 | 25 | 6.79%, see rank | 3.81% | 4.25% |
| 85 years and over | 0 | 0.00%, see rank | 1.78% | 1.85% |
US Census 2010 data
Total population: 321
Median Age (
see rank)
| 99128 Zip Code | 47.50 years old |
| Washington | 37.30 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 99128 Zip Code | 46.80 years old |
| Washington | 36.20 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 99128 Zip Code | 48.50 years old |
| Washington | 38.30 years old |
| U.S. | 38.50 years old |
| | 99128 Zip Code | % of the Total Population | Washington | U.S. |
| Under 5 years | 15 | 4.67%, see rank | 6.54% | 6.54% |
| 5 to 9 years | 17 | 5.30%, see rank | 6.39% | 6.59% |
| 10 to 14 years | 17 | 5.30%, see rank | 6.52% | 6.70% |
| 15 to 19 years | 25 | 7.79%, see rank | 6.87% | 7.14% |
| 20 to 24 years | 12 | 3.74%, see rank | 6.86% | 6.99% |
| 25 to 34 years | 23 | 7.17%, see rank | 13.89% | 13.30% |
| 35 to 44 years | 38 | 11.84%, see rank | 13.51% | 13.30% |
| 45 to 54 years | 54 | 16.82%, see rank | 14.70% | 14.58% |
| 55 to 64 years | 52 | 16.20%, see rank | 12.42% | 11.82% |
| 65 to 74 years | 39 | 12.15%, see rank | 6.80% | 7.03% |
| 75 to 84 | 21 | 6.54%, see rank | 3.77% | 4.23% |
| 85 years and over | 8 | 2.49%, see rank | 1.74% | 1.78% |
ACS 2008-2012 data
Total population: 468
Median Age (
see rank)
| 99128 Zip Code | 39.50 years old |
| Washington | 37.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 99128 Zip Code | 30.50 years old |
| Washington | 36.20 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 99128 Zip Code | 49.50 years old |
| Washington | 38.30 years old |
| U.S. | 38.50 years old |
| | 99128 Zip Code | % of the Total Population | Washington | U.S. |
| Under 5 years | 25 | 5.34%, see rank | 6.50% | 6.51% |
| 5 to 9 years | 29 | 6.20%, see rank | 6.35% | 6.57% |
| 10 to 14 years | 68 | 14.53%, see rank | 6.50% | 6.68% |
| 15 to 19 years | 28 | 5.98%, see rank | 6.79% | 7.09% |
| 20 to 24 years | 4 | 0.85%, see rank | 6.98% | 7.04% |
| 25 to 34 years | 63 | 13.46%, see rank | 13.94% | 13.32% |
| 35 to 44 years | 31 | 6.62%, see rank | 13.54% | 13.34% |
| 45 to 54 years | 94 | 20.09%, see rank | 14.56% | 14.44% |
| 55 to 64 years | 73 | 15.60%, see rank | 12.43% | 11.84% |
| 65 to 74 years | 30 | 6.41%, see rank | 6.90% | 7.12% |
| 75 to 84 | 23 | 4.91%, see rank | 3.83% | 4.25% |
| 85 years and over | 0 | 0.00%, see rank | 1.70% | 1.78% |
US Census 2000 data
Total population: 374
Median Age (
see rank)
| 99128 Zip Code | 41.20 years old |
| Washington | 35.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 99128 Zip Code | 42.20 years old |
| Washington | 34.40 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 99128 Zip Code | 40.50 years old |
| Washington | 36.30 years old |
| U.S. | 36.50 years old |
| | 99128 Zip Code | % of the Total Population | Washington | U.S. |
| Under 5 years | 20 | 5.35%, see rank | 6.69% | 6.81% |
| 5 to 9 years | 35 | 9.36%, see rank | 7.23% | 7.30% |
| 10 to 14 years | 36 | 9.63%, see rank | 7.38% | 7.29% |
| 15 to 19 years | 36 | 9.63%, see rank | 7.26% | 7.18% |
| 20 to 24 years | 7 | 1.87%, see rank | 6.62% | 6.74% |
| 25 to 34 years | 25 | 6.68%, see rank | 14.27% | 14.18% |
| 35 to 44 years | 61 | 16.31%, see rank | 16.54% | 16.04% |
| 45 to 54 years | 55 | 14.71%, see rank | 14.35% | 13.39% |
| 55 to 64 years | 42 | 11.23%, see rank | 8.43% | 8.63% |
| 65 to 74 years | 26 | 6.95%, see rank | 5.72% | 6.54% |
| 75 to 84 | 21 | 5.61%, see rank | 4.09% | 4.39% |
| 85 years and over | 10 | 2.67%, see rank | 1.43% | 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.
