[1] The parish is bounded by the River Thames to the north, the A420 road to the south, and field boundaries to the east and west.

The land slopes from the A420 road to the river, except at Harrowdown Hill near the northeast corner of the parish, which has a summit of 325 feet (99 m).

The chancel has a reredos by the Arts and Crafts movement painters and sisters, Kate and Myra Bunce.

It was built for a judge, Sir Henry Marten, about a mile south of the village on the edge of the Vale of White Horse.

A farmstead about a quarter of a mile (1.2 km) south of the village has a 17th-century tithe barn, with a queen post roof seven bays long.

[12] Harrowdown Hill is where biological warfare expert David Kelly died in 2003 during the Iraqi weapons of mass destruction controversy.

A song by Thom Yorke called Harrowdown Hill questioned the Government's handling of the matter.

[14] Oxfordshire County Council subsidised bus route 63 between Oxford and Southmoor serves Longworth on weekdays.

[16][17] The Lamb and Flag, about 1¼ miles (2 km) southwest of the village, was in the parish until boundary changes in 2011 transferred it to Kingston Bagpuize with Southmoor.

In the following season, several more matches were arranged against local sides and the club affiliated to the Oxfordshire Rugby Football Union.