Residential Homes For Sale in Delaware County PA as of March 20, 2019*1207 Active Listings in Delco*Price Range $9,500 - $14,650,000*Pending Sales 1162 Residential Homes Sold in Delaware County PA in February 2019*Maximum Price Sold was $4,850,000*Minimum Price Sold was $25,000*The average days on market was 140 days*300 residential houses sold (info from Bright MLS various brokers/agents) Delaware County PA is close to everything!! 03/25/2019