Old Lyme Real EstateOld Lyme is located in Connecticut. Old Lyme, Connecticut has a population of 7,494. Old Lyme is more family-centric than the surrounding county with 28.38% of the households containing married families with children. The county average for households married with children is 28.12%. The median household income in Old Lyme, Connecticut is $95,175. The median household income for the surrounding county is $69,411 compared to the national median of $57,652. The median age of people living in Old Lyme is 51.9 years. Old Lyme WeatherThe average high temperature in July is 78.2 degrees, with an average low temperature in January of 21.6 degrees. The average rainfall is approximately 48.8 inches per year, with 23.2 inches of snow per year. Old Lyme MapReal estate near Old LymeNearby CitiesNearby Cities Homes for Sale |