[3] The township is in central Erie County and sits on the high ground separating the streams flowing north and west into Lake Erie, part of the St. Lawrence River watershed, from those flowing south towards the Mississippi River and the Gulf of Mexico.

The township is 8 miles (13 km) south of downtown Erie and is served by two exits from Interstate 90.

According to the United States Census Bureau, Summit Township has a total area of 24.1 square miles (62.3 km2), all land.

The township has recently seen the development of the new Presque Isle Downs and Casino, a racino owned by Eldorado Resorts, along with more than ten hotels and many highly rated restaurants.

Station 43, at 8281 Oliver Road (replacing former station 43 at 8270 Peach Street), less than a mile from the Erie County 911 center, holds a heavy rescue, tanker, engine, a utility truck, and a brush truck.

Station 43 also has a large attached social hall that holds fire house events and is rented out to the public for weddings, receptions, and birthday parties.

The props that were brought in by the ERG includes multiple dog platforms, a rubble pile, and confined space and trench simulators.