Gainesville, Virginia. Homefacts City Report. Gainesville is located in Prince William County, VA. The population is 11,225. There are 5 public schools in Gainesville with an average Homefacts rating of A. The total crime rate for Gainesville is very low, and there are 21 registered sex offenders residing in the city.
On average, northern cardinals live for 3 years in the wild although several individuals have had life spans of 13 to 15 years. The longevity record for a captive northern cardinal is 28 Â½ years!
1 years. The female northern cardinal builds the nest and incubates the eggs. When the chicks hatch they have no feathers or down, so the female broods them to protect them and keep them warm for at least 2 days. Both parents feed the chicks a diet of insects.