Allegheny Mountains topographic map

Baltimore is in north-central Maryland on the Patapsco River close to where it empties into the Chesapeake Bay. The city is also located on the fall line between the Piedmont Plateau and the Atlantic coastal plain, which divides Baltimore into "lower city" and "upper city". The city's elevation ranges from sea…

Average elevation: 65 m

Montgomery County, Maryland, presents a varied topography characterized by gently rolling hills and an elevation range that fluctuates from around 100 feet (30 meters) to 800 feet (244 meters) above sea level. The county lies at the boundary between the Piedmont Plateau and the Atlantic Coastal Plain, which…

Average elevation: 120 m

Average elevation: 29 m

Harford County straddles the border between the rolling hills of the Piedmont Plateau and the flatlands of the Atlantic Coastal Plain along the Chesapeake Bay and its tributaries. The county's development is a mix of rural and suburban, with denser development in the larger towns of Aberdeen and Bel Air and…

Average elevation: 70 m

Average elevation: 78 m

Average elevation: 137 m

Average elevation: 86 m

Garrett County lies in the Allegheny Mountains, which here form the western flank of the Appalachian Mountain Range. Hoye-Crest, a summit along Backbone Mountain, is the highest point in Maryland at an elevation of 3,360 feet (1,020 m).

Average elevation: 700 m

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Average elevation: 136 m

Average elevation: 186 m

The county's boundary with Delaware is composed of the Mason-Dixon line and the Transpeninsular Line. The intersection of these two historical lines is the midpoint of the Transpeninsular Line, fixed by Mason and Dixon between 1763 and 1767. The midpoint is located about 8 miles (13 km) northwest of Salisbury,…

Average elevation: 9 m

The town was originally settled in the early 1830s by a core group of six families. Dorsey, Davis and Bussard were the most prominent names in that first settlement, which was followed closely by the construction of the B & O railroad line in 1831. Because Mount Airy sits at an elevation of 830 feet (250 m), a…

Average elevation: 221 m

Average elevation: 85 m

Westminster lies in the humid subtropical climate zone, with hot and humid summers and cool winters with highly variable seasonal snowfall. Due to its elevation, distance from the Chesapeake Bay and urban heat island, temperatures in Westminster are often considerably lower than in Baltimore, especially at…

Average elevation: 226 m

Baltimore is in north-central Maryland on the Patapsco River close to where it empties into the Chesapeake Bay. The city is also located on the fall line between the Piedmont Plateau and the Atlantic coastal plain, which divides Baltimore into "lower city" and "upper city". The city's elevation ranges from sea…

Average elevation: 47 m

Elevations in Anne Arundel County range from sea level at the Chesapeake and tidal tributaries to about 300 feet (91 m) in western areas near the fall line. The terrain is mostly flat or gently rolling, but more dramatic banks and bluffs can be found where waterways cut through areas of higher elevation.

Average elevation: 25 m

Average elevation: 5 m

Topographically, Cecil County straddles the border between the rolling hills of the Piedmont Plateau north of U.S. Route 40 and the flatlands of the Atlantic Coastal Plain to the south. The highest and most rugged hills are found in the northwestern and north-central parts of the county, reaching 534 feet (163…

Average elevation: 37 m

Prince George's County lies in the Atlantic coastal plain, and its landscape is characterized by gently rolling hills and valleys. Along its western border with Montgomery County, Adelphi, Calverton and West Laurel rise into the piedmont, exceeding 300 feet (91 m) in elevation.

Average elevation: 45 m

Average elevation: 27 m

According to the United States Census Bureau, the county covers 682 square miles (1,770 km2), of which 598 square miles (1,550 km2) are land and 83 square miles (210 km2) (12%) are water. It is the third-largest county in Maryland by land area. The larger portion of the terrain is undulating, with bold hills…

Average elevation: 123 m

Average elevation: 18 m

Average elevation: 128 m

Allegany County lies primarily in the Ridge-and-Valley Country of the Appalachian Mountains. It is bordered to the north by the Mason–Dixon line with Pennsylvania, to the south by the Potomac River and West Virginia, to the east by Sideling Hill Creek and Washington County, Maryland, and to the west by a…

Average elevation: 391 m

Average elevation: 10 m

College Park features a relatively flat terrain typical of the Atlantic Coastal Plain, with an average elevation of around 100 feet above sea level. The landscape is characterized by gently rolling hills, particularly in the northern and western parts, while lower-lying areas can be found near the various…

Average elevation: 38 m

Average elevation: 195 m

Topographically, Carroll County is located within the Piedmont Plateau region, with characteristic upland terrain of rolling hills and deciduous forest. The most prominent relief is Parr's Ridge, which bisects the county from southwest to northeast. The highest point is an unnamed 1,120-foot (340 m) hilltop a…

Average elevation: 190 m

Average elevation: 14 m

Average elevation: 13 m

Average elevation: 9 m

Average elevation: 99 m

Average elevation: 158 m

Annapolis lies within the humid subtropical climate zone (Köppen Cfa), with hot, humid summers, cool winters, and generous precipitation year-round. Low elevation and proximity to the Chesapeake Bay give the area more moderate spring and summertime temperatures and slightly less extreme winter lows than…

Average elevation: 8 m

Prince George's County lies in the Atlantic coastal plain, and its landscape is characterized by gently rolling hills and valleys. Along its western border with Montgomery County, Adelphi, Calverton and West Laurel rise into the piedmont, exceeding 300 feet (91 m) in elevation.

Average elevation: 45 m

Average elevation: 22 m

Average elevation: 19 m

Average elevation: 38 m

Average elevation: 118 m

Average elevation: 111 m

Average elevation: 264 m

Hagerstown has a distinct topography, formed by stone ridges running from northeast to southwest through the center of town. Geography accordingly bounds its neighborhoods. These ridges consist of upper Stonehenge limestone. Many of the older buildings were built from this stone, which is easily quarried and…

Average elevation: 170 m

Average elevation: 122 m

Average elevation: 22 m

Average elevation: 73 m

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Average elevation: 124 m

Average elevation: 241 m

Average elevation: 130 m

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Average elevation: 400 m

Average elevation: 55 m

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Average elevation: 218 m

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Average elevation: 97 m

Average elevation: 170 m

Average elevation: 130 m

The majority of the downtown Highland district is situated within the 418-acre (169 ha) land grant named "Hickory Ridge". The Rouse Company borrowed the land grant name for one of its nearby villages of Columbia, built in 1974. The historic "White Hall" or "Hickory Ridge" estate (1749) was owned by the…

Average elevation: 357 m

Average elevation: 166 m

Average elevation: 154 m

Historically, Cabin John has been part of the region known as the Potomac Gorge (Potomac Palisades), an approximately 15-mile-long (24 km) corridor or "fall zone" that sees a transition between the hard bedrock of the Piedmont to the softer rocks and soils of the Atlantic Coastal Plain and representing a drop…

Average elevation: 48 m

Average elevation: 20 m

Average elevation: 166 m

Average elevation: 63 m

Average elevation: 172 m

Average elevation: 224 m

Average elevation: 49 m

Average elevation: 101 m

Due to its average elevation of 2,000 feet (610 m) above sea level and location near the Allegheny Front, Frostburg has a colder, wetter climate than much of the rest of the state, and falls in USDA hardiness zone 6b. Under the Köppen climate classification, it has a humid continental climate (Dfb), with…

Average elevation: 620 m

Average elevation: 1 m

Average elevation: 39 m

Average elevation: 0 m

The primary landforms in Columbia are rolling hills and stream valleys; Columbia's road network is laid out to follow the terrain, with many winding streets and cul-de-sacs. Elevations range from about 200 to 500 feet (61 to 152 m) above sea level. Most of Columbia is drained by the Middle Patuxent and Little…

Average elevation: 113 m

Pasadena is located at 39°6′46″N 76°33′7″W / 39.11278°N 76.55194°W / 39.11278; -76.55194 (39.112809, −76.551871) in northern Anne Arundel County. It is bordered to the north by the city of Baltimore, to the east by the tidal Patapsco River and by Riviera Beach, to the southeast by Lake…

Average elevation: 13 m

Average elevation: 706 m

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Average elevation: 119 m

Average elevation: 133 m

Hoye-Crest is a summit along Backbone Mountain just inside of Garrett County, Maryland. It is the highest natural point in Maryland at an elevation of 3,360 feet (1,020 m).

Average elevation: 887 m

Average elevation: 4 m

Average elevation: 33 m

Average elevation: 32 m

Average elevation: 112 m

Average elevation: 10 m

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Average elevation: 4 m

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Average elevation: 25 m

Average elevation: 209 m

Average elevation: 18 m