Males 18 and over outnumbered females in the same age group by a ratio of 1,050-to-1,045. In the 65 and over age range, there were 316 females and 183 males.
An agency of the U.S. Federal Statistical System, the Census Bureau is responsible for compiling statistical facts about the American people, places and economy. Data for this story was compiled from the bureau's American Community Survey. Information from the survey helps to determine how federal and state funds are distributed.
Rock Valley's population by sex
| Sex and age range | Estimated number | Percent of total |
|---|---|---|
| Males 18 and over | 1,050 | 27.5 |
| Females 18 and over | 1,045 | 27.4 |
| Males 65 and over | 183 | 4.8 |
| Females 65 and over | 316 | 8.3 |
Source: US Census Bureau
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