Personally, I would just change the oil, drive it 20 miles, and change the oil again to get out any of the remaining mess. If sludge was really your problem there are products you can buy and use to remove sludge form your engine.
Wildwood, Florida. Wildwood is a city in Sumter County, Florida, United States. The population was 3,924 at the 2000 census. According to the U.S. Census Bureau's 2004 estimates, the city had a population of 3,598. Contents.
Median Age in Wildwood, FL. The median age of people living in Wildwood, FL was 47.7 at the time of the last full census survey. (The United States average at the time was 35.3) At that time, the number of people under the age of 5 living in Wildwood was 219.