[1] The township services the surrounding agricultural industries (primarily equine, cattle, sheep and wine) as well as the nearby military base of Puckapunyal (population 1,176[3]), which is an important training centre for the Australian Army.

Specifically, it is the land of the Buthera Balug clan who occupied the area when Europeans first settled the region in the early 1800s.

Plans were laid before the Executive Council of NSW and Mitchell proposed the name Seymour which was approved on 21 December 1843.

[5] In 1871 the Shire of Seymour was established which also included the towns and localities of Avenel, Mangalore, Tallarook, Whiteheads Creek, Trawool, Hilldene and Northwood.

The Australian Army first established a large training camp 4 kilometres (2.5 mi) east of the township during the First World War.

During the Second World War, the eastern camp diminished in importance and a substantially larger and more permanent military township was established 10 kilometres (6.2 mi) to the west at Puckapunyal.

The Seymour campus of the Goulburn Ovens Institute of TAFE, opened in 1998, provides a variety of short courses and vocational education and training.

Victoria's electronic ticketing system, Myki, was implemented on rail services between Seymour and Melbourne on 24 June 2013.

Parkrun volunteers organise a free, weekly, 5km timed event at Goulburn River Trail, Lions Park at 8 o'clock every Saturday morning[12].

Seymour has a number of successful and well resourced sporting clubs including Cricket, Tennis, Football, Lawn Bowls, Kick Boxing, Basketball and Netball.

1859) has its club rooms and main ground located at Chittick Park, competes in the Seymour and District Cricket Association fielding 2 senior and 2 junior teams in the 2024/25 season