List of turnpikes in Maryland
This is a list of turnpike roads, built and operated by nonprofit turnpike trusts or private companies in exchange for the privilege of collecting a toll, in the U.S. state of Maryland, mainly in the 19th century. While most of the roads are now maintained as free public roads, some have been abandoned.
| Name | Chartered | Routing | Approximate modern designation | Notes |
| National Turnpike | Cumberland - Frostburg - Grantsville - Pennsylvania | U.S. Route 40 | - | |
| Baltimore and Frederick-town Turnpike | Baltimore - Ellicott City - Mount Airy - New Market - Frederick - Middletown - Boonsboro | Route 144, U.S. Route 40 Alternate | - | |
| Baltimore and Reister's-town Turnpike | Baltimore - Reisterstown - Finksburg - Hampstead - Pennsylvania ; Reisterstown - Westminster - Pennsylvania ; Finksburg - Gamber; Westminster - Uniontown | Route 140, Route 30; Route 140, Route 97; Route 91; Uniontown Road | - | |
| Baltimore and York-town Turnpike | Baltimore - Towson - Pennsylvania | Route 45 | - | |
| Falls Turnpike | Baltimore - Brooklandville | Cathedral Street, Route 25 | - | |
| Washington Turnpike | District of Columbia - Rockville | Route 355 | Was planned to Frederick via Clarksburg, but only built to Rockville | |
| Hagerstown Turnpike | Westminster - Thurmont - Smithsburg - Hagerstown | Uniontown Road, Middleburg Road, Route 77, Route 64 | - | |
| New-Castle and French-town Turnpike | Chesapeake Bay - Delaware | Lewis Shore Road, abandoned right-of-way | - | |
| Columbia Turnpike | Ellicott City - White Oak | U.S. Route 29 | Not completed by the company; was to extend to District of Columbia, but only built to White Oak | |
| Washington and Baltimore Turnpike | District of Columbia - Laurel - Baltimore | U.S. Route 1 Alternate, U.S. Route 1, U.S. Route 1 Alternate | - | |
| Cumberland Turnpike | Conococheague - Hancock - Cumberland | U.S. Route 40, Route 144 | - | |
| Elk and Christiana Turnpike | Elkton - Delaware | Route 281 | - | |
| Baltimore and Havre-de-Grace Turnpike | Baltimore - Edgewood - Aberdeen - Havre de Grace | Route 7 | - | |
| Westminster, Taney-Town and Emmittsburg Turnpike | Westminster - Taneytown - Emmitsburg - Pennsylvania | Route 140 | - | |
| Boonsboro and Sharpsburg Turnpike Originally Boonsborough Turnpike | Boonsboro - Sharpsburg | Route 34 | The chartered route extended to the Potomac River opposite Shepherdstown, West Virginia, but was never built | |
| Baltimore and Harford Turnpike | Baltimore - Greenwood - Benson; Greenwood - Little Gunpowder Falls | Route 147; Long Green Pike | - | |
| Calverton Turnpike | - | |||
| Hagers-Town and Conococheague Turnpike | Hagerstown - Conococheague | U.S. Route 40 | - | |
| Boonsborough Turnpike | Boonsboro - Funkstown - Hagerstown | U.S. Route 40 Alternate | - | |
| Franklin Turnpike | Baltimore - Franklintown | Franklintown Road | - | |
| Frederick and Woodsborough Turnpike | Frederick - Ceresville | Route 355, Route 26 | Originally authorized to continue to Woodsboro, but that was built by the Woodsboro and Frederick Turnpike Last turnpike in Maryland, bought by the State Roads Commission in 1921 | |
| Williamsport and Hagerstown Turnpike | Williamsport - Hagerstown | U.S. Route 11 | - | |
| Northwestern Turnpike | Connecting the West Virginia turnpike of the same name across southern Allegany County | U.S. Route 50 | - | |
| Cumberland and Somerset Turnpike | Locust Grove - Mount Savage - Pennsylvania | Route 36, Route 47 | - | |
| Maryland and New York Iron and Coal Company's turnpike | Mount Savage Iron Works - Mount Savage | Route 36 | - | |
| Baltimore, Freedom and Liberty Turnpike Originally Baltimore and Liberty Turnpike | Baltimore - Harrisonville | Route 26 | - | |
| Frederick and Emmettsburg Turnpike | Frederick - Thurmont - Emmitsburg | U.S. Route 15 | - | |
| Hagerstown and Waynesborough Turnpike | Hagerstown - Leitersburg - Pennsylvania | Route 60 | - | |
| Marsh Turnpike | North of Hagerstown - Pennsylvania | Marsh Pike | - | |
| Hagerstown and Middleburg Turnpike | Hagerstown - Pennsylvania | U.S. Route 11 | - | |
| Union Turnpike Originally Union Plank or Turnpike Road | District of Columbia - Glenmont - Olney - Brookeville; Olney - Sandy Spring - Ashton; Sandy Spring — Glenmont | Route 97; Route 108; Route 182 | - | |
| Westminster and Taneytown Turnpike | Westminster - Taneytown - Emmitsburg - Pennsylvania | Route 140 | Originally the Westminster, Taney-Town and Emmittsburg Turnpike | |
| Williamsport and Greencastle Turnpike | Williamsport - Pennsylvania | Route 63 | - | |
| Bel-Air Turnpike | Benson - Bel Air | U.S. Route 1 Business | - | |
| Hagerstown and Sharpsburg Turnpike | Hagerstown - Sharpsburg | Route 65 | - | |
| Hagerstown and Smithsburg Turnpike | Hagerstown - Smithsburg | Route 64 | - | |
| Woodsboro and Frederick Turnpike | Woodsboro - Walkersville - Ceresville | Route 194 | - | |
| Frederick and Monocacy Turnpike | Frederick - Monocacy River | Church Street, Gas House Pike | - | |
| Elkton, Andora and Lewisville Plank Road Later Elkton, Andora and Lewisville Plank and Turnpike Road | Elkton - Cherry Hill - Pennsylvania | Route 213 | - | |
| Dulaney's Valley and Towsontown Turnpike | Loch Raven Reservoir - Towson | Route 146 | - | |
| Green Spring Avenue | Baltimore - Route 130 | Greenspring Avenue | - | |
| Baltimore and Jerusalem Turnpike Originally Baltimore and Little Gunpowder Falls Turnpike | Baltimore - Jerusalem Mills | U.S. Route 1, Jerusalem Road | - | |
| Hagerstown and Cross-Roads Turnpike | Hagerstown - Cearfoss | Route 58 | - | |
| Buckeystown Turnpike | Frederick - Buckeystown | Route 85 | - | |
| Liberty and Frederick Turnpike | Libertytown - Ceresville | Route 26 | - | |
| Frederick City and Catoctin Mountain Road | Frederick - Catoctin Mountain | Yellow Springs Road | - | |
| Liberty and New Windsor Turnpike | Libertytown - New Windsor | Route 31 | - | |
| Dulaney's Valley and Sweet Air Turnpike | Loch Raven Reservoir - Knoebel | Dulaney Valley Road | - | |
| Meredith's Ford and Jarrettsville Turnpike | Loch Raven Reservoir - Taylor | Route 146 | - | |
| Liberty and Pipe Creek Turnpike | Libertytown - Johnsville - Union Bridge | Route 75 | - | |
| Western Run Turnpike | Cockeysville - Butler | Western Run Road | - | |
| Washington, Colesville and Ashton Turnpike | Silver Spring - Colesville - Ashton | U.S. Route 29, Route 650 | - | |
| Mechanicsville and Finksburg Turnpike | Finksburg - Gamber | Route 91 | Later merged into the Baltimore and Reister's-town Turnpike | |
| Georgetown and Rockville Turnpike | Rockville - District of Columbia | Route 355 | - | |
| Back River Neck Turnpike | Middle River - Essex; branch along Back River Neck | Route 150; Back River Neck Road | - | |
| Westminster and Meadow Branch Turnpike | Westminster - Frizzelburg | Route 140 | Originally part of the Westminster, Taney-Town and Emmittsburg Turnpike | |
| Adamstown Turnpike | Adamstown to Route 85; branch to Doubs | Mountville Road, New Design Road, Greenfield Road; Doubs Road | - | |
| Frederick and Ballinger Creek Turnpike | Frederick - Ballenger Creek | Route 351 | - | |
| Frederick and Jefferson Turnpike | Frederick - Jefferson | Route 180 | - | |
| Monocacy and Urbana Turnpike | Monocacy National Battlefield - | Route 355 | - | |
| Woodsboro and Creagerstown Turnpike | Woodsboro - Creagerstown | Route 550 | - | |
| Woodsboro and Double Pipe Creek Turnpike | Woodsboro - Detour | Route 194, Detour Road | - | |
| Frederick and Opossumtown Turnpike | Frederick - just north of Frederick Community College | Opossumtown Pike | - | |
| Frederick and Washington Turnpike | Frederick - Monocacy National Battlefield | Route 355 | - | |
| Ellicott City and Clarksville Turnpike | Ellicott City - Clarksville | Route 108 | - | |
| Triadelphia Turnpike | Glenelg - west of Ellicott City | Triadelphia Road | - | |
| Downsville and Hagerstown Turnpike | Downsville - Hagerstown | Route 632 | - | |
| Gapland Turnpike | Gapland - Gathland State Park | Gapland Road | - | |
| Beaver Creek and South Mountain Turnpike | Funkstown - Greenbrier State Park | Beaver Creek Road | - | |
| Charles Street Avenue | Baltimore - Woodbrook | Charles Street | - | |
| Washington and Westminster Turnpike | Westminster - Smallwood | Route 32 | - | |
| Washington Turnpike | District of Columbia - Baltimore | Unbuilt | - | |
| Elizabeth Turnpike | Baltimore - Frederick - Hagerstown - Williamsport | Unbuilt | - | |
| Reisterstown Turnpike | Reisterstown - Westminster - Taneytown - Emmitsburg - Pennsylvania | Unbuilt | - | |
| Cumberland and Union Turnpike | Cumberland - Pennsylvania | Unbuilt | - | |
| Allegany Turnpike | West Virginia - Westernport - West Virginia | Unbuilt | - | |
| Frederick-Town and Harper's Ferry Turnpike | Frederick - Harper's Ferry | Unbuilt | - | |
| Piscataway and Hynson Turnpike | Unbuilt | - | ||
| Baltimore and Strasburg Turnpike | Pennsylvania - Baltimore | Unbuilt | - | |
| Emmittsburg Turnpike | Point on the Hagerstown Turnpike - Emmitsburg | Unbuilt | - | |
| Susquehanna, Charles-Town and Elkton Turnpike | Perryville - Charlestown - Elkton | Unbuilt | - | |
| Westminster and New-Windsor Turnpike | New Windsor - Westminster | Unbuilt | - | |
| Westminster and Liberty Town Turnpike | Libertytown - Westminster | Unbuilt | - | |
| Baltimore, Liberty and Hager's Town Turnpike | Baltimore - Libertytown - Hagerstown | Unbuilt | - | |
| Washington and Frederick Turnpike | Middletown - Potomac River | Unbuilt | - | |
| Loveton Turnpike | Point on the Baltimore and York-town Turnpike - Pennsylvania | Unbuilt | - | |
| Monocacy Turnpike | Dickerson - Poplar Springs | Unbuilt | - | |
| Harper's Ferry Turnpike | Frederick - Harpers Ferry | Unbuilt | - | |
| Baltimore and Rock Run Turnpike Later Baltimore, Rock Run and Philadelphia Turnpike | Baltimore - Rock Run - Pennsylvania ; several branches to the south | Unbuilt | - | |
| William's-Port and Boonsborough Turnpike | Boonsboro - Williamsport | Unbuilt | - | |
| Elkton and Susquehanna Bridge Turnpike | Elkton - Rock Run | Unbuilt | - | |
| Potomac Turnpike | Oldtown - Cumberland | Unbuilt | - | |
| Conowingo Turnpike | Conowingo - Pennsylvania | Unbuilt | - | |
| Rock Run and Brick Meeting-House Turnpike | Port Deposit - Calvert - Delaware | Unbuilt | - | |
| Rockville and William's-Port Turnpike | Rockville - Crampton's Gap - Williamsport | Unbuilt | - | |
| Rockville and Washington Turnpike | Rockville - District of Columbia | Unbuilt | - | |
| Williams-Port Turnpike | Boonsboro - Williamsport - point on the Cumberland Turnpike | Unbuilt | - | |
| Williams-Port and Cumberland Turnpike | Williamsport - Stone Quarry Ridge | Unbuilt | - | |
| Hager's-Town and Antietam Turnpike | Hagerstown - Pennsylvania | Unbuilt | - | |
| Hagers-town and Boonsborough Turnpike | Hagerstown - Funkstown - Boonsboro | Unbuilt | - | |
| Skipton Turnpike | Potomac River - Oldtown - Cumberland | Unbuilt | - | |
| Hancock Turnpike | Hancock - Pennsylvania | Unbuilt | - | |
| Hunting Ridge Turnpike | Unbuilt | - | ||
| Frederick and Harper's Ferry Turnpike | Frederick - Harpers Ferry | Unbuilt | - | |
| Rockrun Turnpike | Point on the Baltimore and Havre-de-Grace Turnpike - Rock Run - Delaware | Unbuilt | - | |
| Susquehannah and Elkton Turnpike | Perryville - Elkton | Unbuilt | - | |
| Conewingo and Wilmington Turnpike | Conowingo - Delaware | Unbuilt | - | |
| Port Deposit and Columbia Turnpike | Port Deposit - Pennsylvania | Unbuilt | - | |
| Port Deposit and Chesapeake Turnpike | Port Deposit - Chesapeake City | Unbuilt | - | |
| Frederick and Emmitsburg Turnpike | Frederick - Emmitsburg - Pennsylvania | Unbuilt | - | |
| Somerset and Cumberland Turnpike | Pennsylvania - Cumberland | Unbuilt | - | |
| Clear Spring and Canal Turnpike | Clear Spring - Chesapeake and Ohio Canal | Unbuilt | - | |
| Frederick and Smithsburg Turnpike | Frederick - Smithsburg - Pennsylvania | Unbuilt | - | |
| Northern Turnpike | Westminster - Taneytown - Emmitsburg - Pennsylvania | Unbuilt | Originally part of the Westminster, Taney-Town and Emmittsburg Turnpike | |
| Hagerstown and Waynesboro Turnpike | Hagerstown - Pennsylvania | Unbuilt | - | |
| Western Trade Turnpike | Point on the National Road west of Cumberland - point on the Northwestern Turnpike | Unbuilt | - | |
| Cumberland and Bedford Turnpike | Cumberland - Pennsylvania | Unbuilt | - | |
| George's Creek Mining Company's turnpike | Georges Creek - point on the National Road between Frostburg and Cumberland | Unbuilt | - | |
| North Branch and Cacapon Turnpike | West Virginia - Cumberland | Unbuilt | - | |
| Mercersville and Antietam Turnpike | Mercersville - Funkstown | Unbuilt | - | |
| Boonsboro and Ridgeville Turnpike | Boonsboro - Cavetown - Smithsburg - Blue Mountain - Pennsylvania | Unbuilt | - | |
| Jennings' Valley Rail Road and Turnpike | Frostburg - Locust Grove | Unbuilt | - | |
| Catoctin Valley Turnpike | Middletown - Chesapeake and Ohio Canal | Unbuilt | - | |
| Maryland and Virginia Turnpike | Point on the National Road west of Cumberland - point on the Northwestern Turnpike | Unbuilt | - | |
| Frostburg and the Valley of Jenning's Run Turnpike | Frostburg - Mount Savage Iron Works | Unbuilt | - | |
| Black Rock Turnpike | Unbuilt | - | ||
| Woodsborough Turnpike | Ceresville - Woodsboro | Unbuilt | - | |
| Frederick and Smithsburg Road | Frederick - Leitersburg | Unbuilt | - | |
| Weaverton and Boonsborough Turnpike | Weverton - Boonsboro | Unbuilt | - | |
| Wills' Creek Turnpike | Corriganville - Pennsylvania | Unbuilt | - | |
| Mechanicstown, Harbaugh's Valley and Pennsylvania Line Turnpike | Thurmont - Sabillasville - Pennsylvania | Unbuilt | - | |
| Savage River Road | Allegany County | Unbuilt | - | |
| Old Road Turnpike | Baltimore - Ellicott City | Unbuilt | - | |
| Liberty and Franklin Plank or Turnpike Road Later Gwinn's Falls Turnpike | Unbuilt | - | ||
| Smithsburg and Beaver Creek Turnpike | Boonsboro - Smithsburg - Blue Mountain - Pennsylvania | Unbuilt | - | |
| Kellville and Joppa Cross Roads Turnpike | Southeast to Joppa | Unbuilt | - | |
| Doughoregan and Montgomery Plank or Turnpike Road | Point on the Baltimore and Frederick-town Turnpike - Glenelg - point on the Union Plank or Turnpike Road | Unbuilt | - | |
| Harford Turnpike | Conowingo - Bel Air | Unbuilt | - | |
| Bloomingdale Turnpike | Unbuilt | - | ||
| Williamsport and Mercersburg Turnpike | Williamsport - Pennsylvania | Unbuilt | - | |
| Frankville Road | Frankville - Accident - west of Grantsville | Unbuilt | - | |
| Frostburg and Westernport Plank Road | Frostburg - Westernport | Unbuilt | - | |
| Bel-Air and Hickory Turnpike | Bel Air - Hickory | Unbuilt | - | |
| Fairview and Funkstown Turnpike | Northeast of Williamsport - Funkstown | Unbuilt | - | |
| Knoxville and Middletown Road | Knoxville - Middletown | Unbuilt | - | |
| Hillen Road | Baltimore - Towson | Unbuilt | - | |
| Hancock and Warfordsburg Turnpike or Plank Road | Pennsylvania - Hancock | Unbuilt | - | |
| Bel-Air and Lagrange Turnpike | Bel Air - Lagrange Iron Works | Unbuilt | - | |
| White Hall, Jarrettsville and La Grange Turnpike | White Hall - Jarrettsville - Lagrange Iron Works | Unbuilt | - | |
| Towsontown Plank Road | Baltimore - Towson | Unbuilt | - | |
| New Cut Turnpike | Unbuilt | - | ||
| Bel Air and Frogtown Turnpike | Bel Air - Frogtown | Unbuilt | - | |
| Westernport and Frostburg Turnpike | Westernport - Frostburg | Unbuilt | - | |
| Western Avenue | Baltimore - Catonsville | Unbuilt | - | |
| Carrollton Avenue | Baltimore - Patapsco Falls | Unbuilt | - | |
| Libertytown and Ridgeville Turnpike | Libertytown - Unionville - Mount Airy | Unbuilt | - | |
| Uniontown Turnpike | Uniontown - "the completed terminus of the Westminster and Hagerstown Turnpike" | Unbuilt | - | |
| Rocks of Deer Creek Turnpike | Rocks of Deer Creek - Little Gunpowder Falls | Unbuilt | - | |
| Howard and Montgomery Turnpike | South of Ellicott City - Clarksville - Unity | Unbuilt | - | |
| Leitersburg and Ringold Turnpike | Leitersburg - Ringgold | Unbuilt | - | |
| Woodsborough and Pipe Creek Turnpike | Woodsboro - Middleburg - Union Bridge | Unbuilt | - | |
| Dulany's Valley and Little Falls Turnpike | Unbuilt | - | ||
| Magnolia and Stockton Turnpike | Magnolia - Stockton | Unbuilt | - | |
| Monocacy and Montgomery Turnpike | Monocacy National Battlefield - Rockville | Unbuilt | - | |
| Union Bridge and Unionville Turnpike Later Union Bridge Turnpike | Union Bridge - Unionville | Unbuilt, except for a short section at Union Bridge, sold to the Liberty and Pipe Creek Turnpike in 1872 | - | |
| Crumpton and Long Marsh Turnpike | Crumpton - Long Marsh | Unbuilt | - | |
| Warren and My Lady's Manor Turnpike | Unbuilt | - | ||
| Ellicott's Mills and Elysville Turnpike | Ellicott City - Elysville | Unbuilt | - | |
| Leitersburg and Smithsburg Turnpike | Leitersburg - Smithsburg | Unbuilt | - | |
| Western Run and Reisterstown Turnpike | Cockeysville - Reisterstown | Unbuilt | - | |
| Deer Park Turnpike | Unbuilt | - | ||
| Monrovia and Libertytown Turnpike | Monrovia - Libertytown | Unbuilt | - | |
| Westminster and Oakland Turnpike | Westminster - Eldersburg | Unbuilt | - | |
| Wood Point and Broad Fording Turnpike | Wood Point - Pennsylvania | Unbuilt | - | |
| Prince George's County Central Turnpike | District of Columbia - Queen Anne | Unbuilt | - | |
| District of Columbia, Upper Marlboro and Hill's Landing Turnpike | District of Columbia - Forestville - Centreville - Upper Marlboro - Hill's Landing | Unbuilt | - | |
| Westminster and Bird Hill Turnpike | Westminster - Bird Hill | Unbuilt | - | |
| West Friendship and Linden Turnpike | West Friendship - Linden | Unbuilt | - | |
| Fallston Turnpike | White House - Fallston - Magnolia | Unbuilt | - | |
| Uniontown and Linwood Turnpike | Uniontown - Linwood | Unbuilt | - | |
| Unionville and Union Bridge Turnpike | Unionville - Union Bridge | Unbuilt | - | |
| Annapolis Road Turnpike | Baltimore - Annapolis | Unbuilt | - |