$850,000 - 4bed - 3.5bath - 3,768sqft3,768 square feet - 8,712sqft lot8,712 square foot lot 443 Knollbrook Dr Langhorne, PA 19047 Email Agent Brokered by Opus Elite Real Estate [](https://www.realtor.com/realestateandhomes-detail/627-Bellflower-Rd_Langhorne_PA_19047_M47404-74483?from=srp-list-card) tour available ![https://static.rdc.moveaws.com/rdc-ui/icons/icon-