Upper Milford Township is a township in Lehigh County, Pennsylvania, in the United States. It is a suburb of Allentown, Pennsylvania, in the Lehigh Valley region of the state.
According to the United States Census Bureau, the township has a total area of 17.9 square miles, all of it land. A large portion of the township is located in the South Mountains and elevations in the township range from approximately 400 to 1,000 feet above sea level. Upper Milford is in the Delaware watershed and is drained by the Little Lehigh Creek and Saucon Creek into the Lehigh River and by the Perkiomen Creek into the Schuylkill River.
While there are no large towns in the township, its most prominent villages are Old Zionsville, Powder Valley, Shimerville, Vera Cruz, and Zionsville (also in Lower Milford Township.) Dillinger is a small village in eastern Upper Milford and Corning (also in Lower Milford Township) and Sigmund (home to Victory Valley Bible Camp) are small villages in southwestern Upper MIlford. Route 29 and Route 100 meet in Shimerville and continue down Chestnut Street to Hereford just over the Berks County line. Chestnut Street and Kings Highway are north-to-south routes, as are Vera Cruz Road and Powder Valley Road. St. Peters Road/Shimerville Road/Main Road crosses it SW-to-NE and Churchview Road proceeds east from Old Zionsville.