Mt Oliver Real EstateMt Oliver is located in Pennsylvania. Mt Oliver, Pennsylvania has a population of 152,506. The median household income in Mt Oliver, Pennsylvania is $44,092. The median household income for the surrounding county is $56,333 compared to the national median of $57,652. The median age of people living in Mt Oliver is 32.9 years. Mt Oliver WeatherThe average high temperature in July is 82.8 degrees, with an average low temperature in January of 21.3 degrees. The average rainfall is approximately 38.5 inches per year, with 41.4 inches of snow per year. Mt Oliver MapReal estate near Mt OliverNearby CitiesNearby Cities Homes for Sale |