This is a list of numbered county roads in Haliburton County, Ontario.
| County Road # | Local Name(s) | Western/Southern Terminus | Eastern/Northern Terminus | Settlements served | Additional Notes |
|---|---|---|---|---|---|
| 1 | Gelert Road | County Road 121 | County Road 21 | Haliburton, Gelert | |
| 2 | Deep Bay Road | Bobcaygeon Road | Minden, Deep Bay, Moore Falls | ||
| 3 | Glamorgan Road | County Road 503 | Glamor Lake, Minnicock Lake | ||
| 4 | Essonville Road | County Road 648 | Essonville, Wilberforce | ||
| 5 | South Baptiste Lake Road | County Road 648 | Hastings County limits | Highland Grove | road continues in Hastings County to Highway 62 at Birds Creek |
| 6 | Eagle Lake Road | County Road 14 | West Guilford, Eagle Lake | ||
| 7 | Kennisis Lake Road | Wilkinson Road | West Guilford, Kennisis Lake | ||
| 8 | Kawagama Lake Road | County Road 12 | Ladybug Trail | Russell Landing, Kawagama Lake, Slipper Lake | |
| 9 | McGillvray Road | King's Highway 28 | Cardiff, Paudash Lake | ||
| 10 | Elephant Lake Road | County Road 648 | Hastings County limits | ||
| 11 | Kushog Lake Road | King's Highway 118 | Ox Narrows, Patterson Corner | ||
| 12 | Livingstone Lake Road | King's Highway 35 | Troutspawn Lake Road | Fletcher Lake, Livingstone Lake, Kawagama Lake | |
| 13 | Little Hawk Lake Road | Little Hawk Lake marina | Halls lake, Little Hawk Lake | ||
| 14 | Haliburton Lake Road | County Road 19 | Eagle Lake, Fort Irwin | ||
| 15 | Burleigh Lake Road | County Road 648 | Allen River | Allen Lake | |
| 16 | South Lake Road | County Road 1 | Minden | ||
| 17 | Ingoldsby Road | County Road 1 | County Road 18 | Ingoldsby | |
| 18 | Kashagawigamog Lake Road | County Road 21 | County Road 1 | Ingoldsby | |
| 19 | Harburn Road | King's Highway 118 | County Road 14 | Harburn, Fort Irwin | |
| 20 | Horseshoe Lake Road | Horseshoe Lake, Soyers Lake | |||
| 21 | County Road 21 Highland Street | King's Highway 35 | King's Highway 118 | Haliburton, Soyers Lake | |
| 48 | Dyno Road | King's Highway 28 | King's Highway 118 | Dyno Estates | |
| 121 | Snowdon Road | Boundary Road (Kawartha Lakes city limits) | King's Highway 35 | Howland Junction | continues as Kawartha Lakes Road 121 to King's Highway 35 at Powles Corners |
| 503 | Furnace Falls Road | White Boundary Road (Peterborough County limits) | King's Highway 118 | Gooderham, Tory Hill, Irondale | continues as Monck Road (Peterborough County Road 503) to Kinmount |
| 507 | Buckhorn Road | Fox Lake Drive (Peterborough County limits) | County Road 503 | Gooderham | continues as Peterborough County Road 507 to County Road 36 at Flynns |
| 648 | Loop Road | Wiberforce, Ironsides, Harcourt, Deer Lake | |||