List of state highways in Maryland shorter than one mile (900–999)
The following is a list of state highways in Maryland shorter than one mile in length with route numbers between 900 and 999. Most of these highways act as service roads, old alignments of more prominent highways, or connectors between one or more highways. Many of these highways are unsigned and have multiple segments with the same number. Several of these highways have their own articles; those highways are summarized here and a link is provided to the main article. This list does not include highways where at least one highway of that number is at least one mile in length. All highways at least one mile in length have their own article. The highways shorter than one mile with the same number are covered in the main article for the highway.
MD 903
Maryland Route 903 is the unsigned designation for a section of Mountain Road on the western slope of Sideling Hill in far western Washington County from the Exit 74 exit ramp from eastbound I-68 north to the Exit 74 entrance ramp to westbound I-68. MD 903 is not signed as such; rather, the northbound direction is signed as part of westbound US 40 Scenic.MD 904
Maryland Route 904 is the unsigned designation for several service roads in Carroll County and portions of the old alignment of MD 140 in Emmitsburg in northern Frederick County.- MD 904 is the designation for Nelson Road, which runs from MD 32 just east of its intersection with MD 97 in Fenby north to a private driveway.
- MD 904A is the designation for Ben Rose Lane, which runs from Jim Bowers Road just east of its intersection with Bartholow Road, which connects it with MD 97, north to the entrance to Morgan Run Natural Environment Area.
- MD 904D is the designation for Runnymede Road, which runs from Bear Run Road northwest parallel to the northbound side of MD 140 to a private drive east of Taneytown.
- MD 904F is the designation for Emmit Gardens Drive, which runs from MD 140 and Silo Hill Road east to right-in/right-out interchange ramps with southbound US 15 in Emmitsburg.
- MD 904H is the designation for Emmit Gardens Drive, which runs from right-in/right-out interchange ramps with northbound US 15 east to MD 140 and Harney Road in Emmitsburg.
- MD 904I is the designation for Emmit Gardens Drive, which runs from First Avenue east to MD 904F in Emmitsburg.
MD 909
MD 910
Maryland Route 910 is the designation for a pair of highways in Washington County.- MD 910B is the designation for an unnamed service road spur from MD 66 just north of I-70.
- MD 910C is the designation for a section of Western Maryland Parkway between a roundabout at MD 144WA and US 40 in Hagerstown. The highway continues south as a county road serving an industrial park. In 2015, a roundabout was constructed at MD 144WA.
MD 911
MD 915
Maryland Route 915 is the designation for Baltimore-Annapolis Boulevard, which runs from MD 648 north to MD 915H in Pasadena, Anne Arundel County. The route is long and is only signed on a street sign.The route has two auxiliary routes:
- MD 915A is the unsigned designation for Long Hill Road, which runs from a dead end north to MD 177. The route is long.
- MD 915H is the unsigned designation for Ember Drive, which runs from a dead end east to MD 915. The route is long.
MD 917
MD 918
Maryland Route 918 is the unsigned designation for Dr William P. Hytche Boulevard in Princess Anne, Somerset County, which runs from MD 675 east to the University of Maryland Eastern Shore campus. The route is long. MD 918 heads east from MD 675 as a two-lane undivided road through residential areas. The route crosses Manokin Branch and passes to the south of a university residential complex. MD 918 crosses the Delmarva Central Railroad's Delmarva Subdivision railroad line at-grade before it reaches its eastern terminus at an intersection with College Backbone Road on the university campus grounds.MD 920
Maryland Route 920 is a collection of 19 unsigned state highways that are service roads constructed to restore access to private property or county highways whose access was compromised by the expansion of US 13 to a partially controlled-access divided highway in the 1960s between West Pocomoke and Princess Anne in Somerset County. US 13 was expanded to a divided highway from the southern end of the Princess Anne bypass south past Kings Creek in 1962, south through Westover in 1963, and south to about north of MD 667 in 1964. The Princess Anne bypass was expanded to a divided highway in 1965. US 13's expansion to a four-lane highway in Maryland was completed in 1966 when the federal highway was expanded to a divided highway from north of MD 667 south past West Pocomoke to the southern end of the Pocomoke City bypass.- MD 920 is the designation for Market Lane, a service road that runs from US 13 adjacent to Bardwell Drive north to US 13 at its intersection with North Central School Road. The highway parallels the southbound side of US 13, with its northern terminus just south of the southern terminus of MD 675 in Princess Anne. MD 920 provides access to the Princess Anne Shop of the Maryland State Highway Administration at its northern end.
- MD 920A is the designation for Brittingham Lane, a service road that runs from MD 362 in Princess Anne north to a dead end, paralleling the southbound side of US 13.
- MD 920B is the designation for Spring Lane, a service road that runs from the intersection of US 13 and MD 673A north to Camp Road in Westover, paralleling the northbound side of US 13. MD 920B provides access to a park and ride near its southern terminus.
- MD 920C is the designation for Sawmill Lane, a service road that runs from the intersection of US 13 and Old Princess Anne Road east to a dead end in Westover, paralleling the southbound side of US 13.
- MD 920D is the designation for Lisa Lane, a service road that runs between two dead ends on the northbound side of US 13 near Westover. The road is connected to US 13 by a spur in the middle of its length.
- MD 920F is the designation for Tips Lane, a service road that heads east from the intersection of US 13 and MD 920H. The road meets MD 920G, then turns north to a dead end.
- MD 920G is the designation for another segment of Tips Lane, a service road that heads east from MD 920F, paralleling the northbound side of US 13.
- MD 920H is the designation for Fortune Lane, a service road that heads south from the intersection of US 13 and MD 920F, then turns west to a dead end.
- MD 920J is the designation for Lake Somerset Road, a service road that runs from a dead end east to the entrance to Lake Somerset Camp. The road, which parallels the southbound side of US 13, is connected to that highway by a spur adjacent to the eastern terminus.
- MD 920K is the designation for Flea Market Lane, a service road that runs from Walter Johnson Road north to a dead end, paralleling the northbound side of US 13.
- MD 920L is the designation for Greenhill Lane, a service road that runs from Mennonite Church Road east to a dead end, passing two churches while paralleling the southbound side of US 13.
- MD 920M is the designation for an unnamed long service road that runs north from Walter Johnson Road near the county highway's southern intersection with US 13.
- MD 920N is the designation for Dukes Lane, a service road that runs between two dead ends on the southbound side of US 13. The road is connected to US 13 by a spur toward its west end.
- MD 920O is the designation for Cottman Lane, a service road that runs between two dead ends on the southbound side of US 13. The road is connected to US 13 by a spur toward its west end at US 13's northern intersection with Costen Road.
- MD 920P is the designation for Woods Lane, a service road that runs from US 13 at its intersection with MD 920Q north, then turns west to parallel the northbound side of US 13.
- MD 920Q is the designation for Quail Lane, a service road that runs from US 13 at its intersection with MD 920P south, then turns west to parallel the southbound side of US 13.
- MD 920R is the designation for Fishing Hole Road, a service road that runs between two dead ends on the northbound side of US 13. The road is connected to US 13 by a spur in the middle of its length.
- MD 920S is the designation for Short Lane, a service road that runs between two dead ends on the southbound side of US 13 near MD 920R. The road is connected to US 13 by a spur near its western end.
- MD 920T is the designation for Dairy Lane, a service road that runs between two dead ends on the southbound side of US 13. The road is connected to US 13 by a spur in the middle of its length.
MD 921
- MD 921A is the designation for Access Road A, which runs from US 113 west to a dead end. The route was created in 2011.
- MD 921B is the designation for Access Road B, which runs from US 113 east to a dead end. The route was created in 2011.
- MD 921C is the designation for Bay Harbour Road, which runs from a cul-de-sac north to Cropper Island Road. The route was created in 2011.
- MD 921D is the designation for Lariton Woods Road, which runs from Downs Road east to a cul-de-sac. The route was created in 2011.
- MD 921E is the designation for Access Road E, which runs from US 113 east to a dead end. The route was created in 2011.
- MD 921F is the designation for Culver Lane, which runs from US 113 west to a dead end. The route was created in 2011.
- MD 921G is the designation for Shiloh Farms Road, which runs from US 113 south to a cul-de-sac. The route was created in 2009.
- MD 921H is the designation for Access Road H, which runs from MD 921G north to a cul-de-sac. The route was created in 2009.
- MD 921I is the designation for Access Road I, which runs from MD 921J south to a cul-de-sac. The route was created in 2009.
- MD 921J is the designation for East Shire Drive, which runs from US 113 east to MD 921I. The route was created in 2009.
- MD 921K is the designation for Access Road K, which runs from Shire Drive south to a cul-de-sac. The route was created in 2009.
- MD 921L is the designation for Access Road L, which runs from US 113 east to a dead end. The route was created in 2009.
- MD 921M is the designation for Access Road M, which runs from US 113 south to a dead end. The route was created in 2011.
- MD 921N is the designation for Access Road N, which runs from Ironshire Station Road south to a cul-de-sac. The route was created in 2009.
- MD 921O is the designation for Access Road O, which runs from Mason Road north to a cul-de-sac. The route was created in 2009.
- MD 921P is the designation for Nock Landing Road, which runs from US 113 west to a private drive. The route was created in 2009.
- MD 921R is the designation for Horseshoe Road, which runs from US 113 west to a cul-de-sac. The route was created in 2011.