The town of Wellington is near the north-eastern edge.

It includes land on both sides of the Macquarie River.

It contains the town of Mudgee, where the first house was stated to have been built in 1837 by John Blackman.

There is a modern-day local government area called just "Wellington Council".

[1] A full list of parishes found within this county; their current LGA and mapping coordinates to the approximate centre of each location is as follows: