The above map shows the average size of resident families in the city of Rockville, MD by zip code. The data subset provided on this page is released under an MIT license*.
| Zip | Family Size | Maximum | 20851 | 3.2 people | Minimum | 20850 | 3.0 people | Average | 3.1 people |
*Full database is licensed under our data license. Map software licensed under our map license.
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