- Source: Nepean Shire
- Upper Nepean Scheme
- The Hills Shire
- Cumberland Plain
- Kota Hawkesbury
- Daftar suburban di Sydney
- Sydney
- Hawkesbury River
- Melbourne
- Broken Bay
- Bendungan Warragamba
- Nepean Shire
- Wollondilly Shire
- City of Penrith
- Nepean Dam
- Upper Nepean Scheme
- Point Nepean
- Blacktown City Council
- City of Liverpool (New South Wales)
- List of former local government areas in New South Wales
- Mechanics' Institute, Sorrento
Nepean Shire was a local government area in Sydney in New South Wales, Australia.
Nepean Shire was proclaimed on 7 March 1906, one of 134 shires created after the passing of the Local Government (Shires) Act 1905. It absorbed the Municipality of Mulgoa on 1 July 1913.
The shire offices were in Bringelly.
The shire was abolished on 1 January 1949 and its area split per the Local Government (Areas) Act 1948. Riding A was absorbed along with Municipality of St Mary's and Municipality of Castlereagh into the Municipality of Penrith, Riding B was absorbed into the Municipality of Liverpool, Riding C was absorbed into the Municipality of Camden.