List of numbered roads in Grey County

This is a list of numbered county roads in Grey County, Ontario.

County Road #	Local Name(s)	Southern/Western Terminus	Northern/Eastern Terminus	Settlements served	Additional Notes
1	County Road 1	10th Street, Owen Sound	Bruce County limits	Owen Sound, Balmy Beach, East Linton, Hogg, Big Bay, Oxenden
2	County Road 2	Melancthon-Osprey Townline	King's Highway 26	Victoria Corners, Ravenna, Kolapore, Feversham, Maxwell
3	County Road 3	Minto-Normanby Townline	King's Highway 21	Ayton, Lamlash, Louise, Peabody, Keady, Jackson
4	County Road 4	Bruce County limits	Simcoe County Road 124	Hanover, Allan Park, Vickers, Durham, Glen, Priceville, Ceylon, Flesherton, Rock Mills, Maxwell	a.k.a. 10th Street in Hanover, Bruce Street and Lambton Street in Durham, and Collingwood Street in Flesherton
5	28th Avenue 8th Street 2nd Avenue County Road 5	King's Highway 26	King's Highway 6	Owen Sound
6	County Road 6	King's Highway 89	King's Highway 6	none	minor connecting route
7	County Road 7	County Road 13	King's Highway 26	Epping, Griersville, Kent, Meaford
8	County Road 8	King's Highway 89	County road 9	none	minor rural route
9	Queen Street County Road 9 Main street	County Road 10	King's Highway 10	Neustadt, Ayton, Nenagh, Orchardville, Hopeville, Dundalk
10	County Road 10	Wellington County limits	County Road 25	Scone, Elmwood, Hanover, Neustadt, Moltke, Biemans Corners	a.k.a. Jacob Street in Neustadt and 7th Avenue in Hanover
11	County Road 11	County Road 18	King's Highway 26	none	minor rural route
12	County Road 12	King's Highway 6	King's Highway 26	Meaford, Oxmead, Temple Hill, Goring, Markdale, Barhead, Waudby	a.k.a. Nelson Street in Meaford and Main Street in Markdale
13	County Road 13	County Road 4	King's Highway 26	Thornbury, Clarksburg, Slabtown, Heathcote, Kimberley, Eugenia
14	County Road 14	King's Highway 89	County Road 4	Hopeville, Gildale, Cedarville, Conn
15	County Road 15	King's Highway 26	King's Highway 21	Owen Sound, Leith, Annan
16	County Road 16	Grey-Bruce Line	King's Highway 6	Keady
17	Gordon Sutherland Parkway County Road 17	County Road 17B	King's Highway 6	Benallen, Copperkettle, Wolseley, Zion
17A	County Road 17A	County Road 17	County Road 1	none	minor connecting route
17B	Derby-Sarawak Townline	King's Highway 6	King's Highway 21	Owen Sound
18	Concession 5 Derby Derry Line 1st Concession	King's Highway 21	King's Highway 26	Springmount, Squire, Rockford, Woodford
19	County Road 19	County Road 2	King's Highway 26	Castle Glen, McMurchy Settlement, Craigleith
21	Osler Bluff Road	County Road 19	King's Highway 26	Mair Mills
23	County Road 23	County Road 4	County Road 9	Glen, Dromore
25	County Road 25	County Road 3	King's Highway 6	Dornoch
27	Durham Road West	County Road 4	King's Highway 6	Durham
28	Concession 2 Drive In Road Concession 18	County Road 10	County Road 10	none	Hanover suburban route
29	County Road 29	County Road 40	County Road 18	Bognor, Walters Falls
30	County Road 30	County Road 12	County Road 13	Hutchisons Corners
31	County Road 31	County Road 2	Simcoe County limits	Rob Roy
32	County Road 32	King's Highway 10	County Road 30	Vandeleur
40	County Road 40	Grey-Bruce Line	King's Highway 26	Chatsworth, Desboro, Marmion	a.k.a. McNab Street in Chatsworth
109	County Road 109	County Road 6	County Road 9	Holstein
112	9th Line	County Road 12	Central Area Army Training Centre	none	service road to National Defence facility
113	Alfred Street West	County Road 13	King's Highway 26	Thornbury
170	County Road 170 Cruikshank Street	King's Highway 6	County Road 17	Copperkettle, Shouldice, Shallow Lake