The original parish of South Stoneham covered more than 8000 acres , and extended along the eastern side of the River Itchen from the site of the present day Eastleigh in the north to just above Northam Bridge in the south, and from Swaythling to the outskirts of the original town of Southampton on the western side of the river; it included the tithings of Allington, Barton, Pollack, Shamblehurst, and Portswood.