Chalkshire is a hamlet in the parish of Ellesborough (where the 2011 Census population was included), in Buckinghamshire, England. It is situated on the road that runs from Butlers Cross to Terrick.

The hamlet name is fairly modern, and is quite literal in meaning. It refers to the composition of the nearby Chiltern Hills, at the foot of which the hamlet stands.

51°45′40″N 0°46′44″W / 51.761°N 0.779°W / 51.761; -0.779

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Towns (component areas and hamlets)	High Wycombe Cressex Micklefield Sands Terriers Totteridge Wycombe Marsh Marlow Forty Green Princes Risborough Alscot Askett Cadsden Flowers Bottom Loosley Row Lower North Dean Monks Risborough North Dean Redland End Speen Upper North Dean Whiteleaf
Other civil parishes (component villages and hamlets)	Bledlow-cum-Saunderton Bledlow Bledlow Ridge Crownfield Forty Green Holly Green Pitch Green Rout's Green Saunderton Saunderton Lee Skittle Green Bradenham Bradenham Walters Ash Chepping Wycombe Flackwell Heath Loudwater Tylers Green Downley Ellesborough Butlers Cross Chalkshire Coombe Dunsmore Ellesborough Nash Lee North Lee Terrick Fawley Fawley Fawley Bottom Great and Little Hampden Great Hampden Green Hailey Hampden Row Little Hampden Great and Little Kimble cum Marsh Great Kimble Kimble Wick Little Kimble Marsh Smoky Row Great Marlow Bovingdon Green Burroughs Grove Chisbridge Cross Danesfield Marlow Common Hambleden Colstrope Fingest Frieth Hambleden Mill End Parmoor Pheasant's Hill Skirmett Hazlemere Hedsor Hedsor Widmoor Hughenden Cryers Hill Four Ashes Great Kingshill Hughenden Valley Hunt's Hill Naphill Naphill Common Widmer End Ibstone Lacey Green Lacey Green Parslow's Hillock Wardrobes Lane End Cadmore Ditchfield Lane End Moor Common Moor End Little Marlow Coldmoorholme Fern Handy Cross Little Marlow Sheepridge Well End Winchbottom Longwick-cum-Ilmer Horsenden Ilmer Little Meadle Longwick Meadle Owlswick Marlow Bottom Medmenham Bockmer End Lower Woodend Medmenham Rockwell End Piddington and Wheeler End Piddington Wheeler End Radnage Bennett End Radnage The City Stokenchurch Beacon's Bottom Bolter End Horsleys Green Stokenchurch Studley Green Waterend Turville Northend Southend Turville Turville Heath West Wycombe Booker West Wycombe Wooburn Berghers Hill Bourne End Cores End Hawks Hill Widmoor Wooburn Wooburn Green Wooburn Moor
Former districts and boroughs	Marlow Urban District Wycombe Rural District
Former constituencies	Buckinghamshire County Constituency Great Marlow Constituency
Parliamentary constituencies in Buckinghamshire Places in Buckinghamshire Civil parishes in Buckinghamshire