Description: Detailed large map of Maryland and Washington DC, USA showing cities, towns, counties, roads intersections, highways such as US highways and State routes.
Map of Maryland - Maryland map with cities, counties, and roads network. This detailed map is built for county clarity. County borders and county seats are foregrounded, with a road-light network so you can orient by I-70, I-68, I-81, I-95, I-97, US-50, US-301, US-29, and US-40 without turning the artwork into a driving atlas. The aim is the best map experience for residents, travelers, teachers, and students.
Start by framing Maryland. The map shows Pennsylvania along the north, Delaware on the northeast, New Jersey across the Delaware Bay, Virginia wrapping the Potomac and Eastern Shore, West Virginia along the Potomac bends, and Washington, D.C. at the center of the metro belt. Water shapes everything: the Potomac River forms the long southwest boundary, the Susquehanna River meets the Chesapeake Bay at Havre de Grace, and miles of tidewater extend down to Tangier Sound, Chincoteague Bay, and the Atlantic Ocean by Ocean City. The road-light lines give bearings but leave county names bold and readable.
In the far west, the map shades Garrett County with its seat, Oakland. Labels include Deep Creek Lake, Accident, and Grantsville along the thin I-68 cue. East is Allegany County, with the seat in Cumberland, where the Potomac cuts a gap and Frostburg appears on the ridge. This is the Allegheny Plateau, a narrow neck of Maryland that the map renders clearly with the West Virginia border hugging close.
The next county east is Washington County, with its seat Hagerstown, marked at the crossroads of light I-70 and I-81. The Antietam Creek valley lies just south of Sharpsburg, and the Potomac loops define the southern edge. The map also shows Hancock tucked in the thin “panhandle within a panhandle.”
Sliding east, Frederick County spreads wide with the seat Frederick highlighted where US-15 and I-70 meet. Labels like Mount Airy, Thurmont, Middletown, and Brunswick appear as town anchors, while Catoctin Mountain and the Monocacy corridor set the landscape. The next block is Carroll County, with the seat Westminster, with towns Sykesville, Eldersburg, Mount Airy, and Manchester marked. A slender MD-140 and MD-97 style presence orients you north–south without clutter.
South of Frederick, the color band turns to Montgomery County, seat Rockville, with a necklace of urban labels: Bethesda, Silver Spring, Gaithersburg, Germantown, Takoma Park, Potomac, Damascus. The road-light I-270 and I-495 arcs guide the eye toward Washington, D.C., but the map preserves county geometry and seat visibility. East of the Patuxent sits Howard County, with the planned city of Columbia at its center and Elkridge and Savage aligning with the Patuxent corridor. A modest US-29 and MD-32 treatment is enough to place Columbia between Baltimore and D.C.
To the southeast, Prince George’s County surrounds the eastern side of Washington, D.C. The seat is Upper Marlboro; the map also shows College Park, Greenbelt, Bowie, Hyattsville, Laurel, Largo, and the Andrews area. The thin beltway and US-50 lines give bearings toward Annapolis and Bowie while keeping county labels legible. Along the Severn and South River sits Anne Arundel County, with Annapolis marked as both county seat and state capital. You will also see Glen Burnie, Severna Park, Laurel’s county edge, Odenton, and waterfront communities toward the Bay. I-97 is rendered lightly to link Baltimore and Annapolis.
The map makes a clear distinction between Baltimore County (seat: Towson) and the independent Baltimore City at the harbor. In the county, you will find Towson, Catonsville, Owings Mills, Reisterstown, Pikesville, Essex, Dundalk, and Parkville positioned around the city. Baltimore City shows Inner Harbor context with Fells Point and port approaches implied by shoreline shapes. I-95 and I-695 appear as thin cords, so you can place the metro ring without losing the county focus.
Northeast of Baltimore, the blocks shift to Harford County, with Bel Air, Aberdeen, and Havre de Grace placed near the Susquehanna River mouth and Aberdeen Proving Ground peninsula. The map shows the river entering the Chesapeake Bay and hints at Perryman and Edgewood along the I-95 orientation. East of the Susquehanna lies Cecil County, with Elkton as its seat, and Perryville, North East, and canal towns lining the Upper Chesapeake and Delaware approaches. The Chesapeake & Delaware Canal axis is easy to follow thanks to the shore shapes and delicate road lines.
Cross the Chesapeake Bay Bridge (light US-50/301 cue) and you are on the Eastern Shore. At the top of the peninsula sits Kent County, with its seat, Chestertown, with coves on the Chester River. South and center is Queen Anne’s County, with the seat Centreville, with Kent Island placed right at the western edge of the Bay Bridge. Continue down US-50 to Talbot County, seat Easton, with St. Michaels and Oxford hugging inlets of Eastern Bay and the Tred Avon River. Caroline County, with Denton as its seat, lies inland between the Choptank and Delaware lines, and the map shows Ridgely, Greensboro, and Federalsburg as orientation dots.
Marshy Dorchester County stretches out with the seat Cambridge on the Choptank River, and the wetland tract implies labels like Hooper Island and the Blackwater area. East is Wicomico County, with Salisbury, the regional center where US-50 and US-13 meet. South of Salisbury lies Somerset County, the seat of Princess Anne, reaching into Tangier Sound. The Atlantic front is Worcester County, with the barrier-island resort city of Ocean City and the Assateague shoreline marked. The road-light US-50 ribbon to the Ocean City bridges serves only as a guide, maintaining focus on the county colors.
South of the D.C. crescent, the map shades Charles County, seat La Plata, with Waldorf along the US-301 cue and Potomac frontage that faces Virginia. East of the Patuxent is Calvert County, with its seat, Prince Frederick, a long peninsular county where Solomons and Chesapeake Beach appear at the tips. The oldest county, St. Mary’s County, seat Leonardtown, occupies the point between the Potomac and Patuxent, with Lexington Park and St. Mary’s City area shown. These southern counties are characterized by extensive shoreline, allowing you to see the rivers and bays that shape daily life.
This Maryland map with cities, counties, and roads network answers real questions without clutter. I need to know which county Bowie is in. It is in Prince George’s County. Where is Towson relative to Baltimore City? Just north of Baltimore County. Which counties line the Chesapeake Bay on the Western Shore? Harford, Baltimore County, Baltimore City (independent), Anne Arundel, Calvert, St. Mary’s, Charles. Which counties make up the Eastern Shore from north to south? Cecil, Kent, Queen Anne’s, Caroline, Talbot, Dorchester, Wicomico, Somerset, Worcester. The subtle interstates and U.S. routes provide bearings, yet the eye stays on county names and county seats, which is precisely what a detailed map for reference should do.
Each entry lists the county, the county seat, and the primary cities or orientation cues that are visible on the artwork. Baltimore City is included as an independent city.
Garrett County – seat Oakland, Deep Creek Lake resort area near McHenry and Accident; I-68 guides east–west travel to the Keysers Ridge approach. Borders West Virginia and Pennsylvania.
Allegany County – seat, Cumberland, at the Potomac gap; Frostburg on the crest; Lonaconing, La Vale, and canal heritage align along a light US-40 and I-68.
Washington County – seat Hagerstown, Hagerstown, where I-70 meets I-81; Boonsboro, Funkstown, Williamsport near the Potomac; Hancock in the narrow neck to the west. Borders Pennsylvania and West Virginia.
Frederick County – seat Frederick. Labels include Thurmont, Mount Airy, Middletown, Brunswick. Light US-15 north to Gettysburg and I-70 east–west keep you oriented.
Carroll County – seat Westminster, Sykesville, Eldersburg, Manchester, Mount Airy, along the county edge; rural valleys drain toward the Patapsco River. A calm road treatment preserves place names.
Montgomery County – seat Rockville Urban corridor of Bethesda, Silver Spring, Gaithersburg, Germantown, Takoma Park, and Potomac. I-270 points to Frederick, I-495 traces the Capital Beltway by D.C.
Prince George’s County – seat Upper Marlboro, College Park, Greenbelt, Hyattsville, Bowie, Laurel, Largo, Suitland cluster around the Beltway. US-50 gives a light line to Annapolis and the Bay Bridge.
Howard County – seat Ellicott City, Columbia in the center; Elkridge, Clarksville, Savage on the Patuxent side. US-29 and MD-32 appear thin for bearings.
Anne Arundel County – seat Annapolis. Annapolis is also the state capital on the Severn River. The area includes Glen Burnie, Severna Park, Odenton, Pasadena, and peninsulas toward the Bay. Light I-97 links to Baltimore.
Baltimore County – seat Towson Suburban ring including Towson, Catonsville, Owings Mills, Reisterstown, Pikesville, Essex, Dundalk, Parkville, and White Marsh. Road-light I-695 circle is visible.
Baltimore City – an independent city, Harbor hub between the Patapsco branches; downtown, Inner Harbor, Fells Point area implied by shoreline. City stands apart from the county, which is clear on the map.
Harford County – seat Bel Air, Aberdeen, Havre de Grace, Edgewood on the Susquehanna delta; I-95 crosses the river with a thin chord. Shoreline shows Aberdeen Proving Ground peninsulas.
Cecil County – seat Elkton, Perryville by the river crossing, North East on the upper Bay, and the C&D Canal corridor toward Delaware. The map makes the tri-bay setting easy to read.
Kent County – seat, Chestertown, Historic river town on the Chester River; coves and necks are drawn. Galena and Rock Hall help you place the upper Shore.
Queen Anne’s County – seat Centreville Kent Island anchors the western edge at the Bay Bridge landing; Queenstown, Stevensville, and Grasonville line US-50/301.
Caroline County – seat Denton, an Inland county with Ridgely, Greensboro, Federalsburg; quiet farm grid between the Choptank and the Delaware line.
Talbot County – seat Easton, St. Michaels, Oxford, Tilghman peninsulas reach into Eastern Bay and the Tred Avon River; US-50 guides across the county.
Dorchester County – seat Cambridge Marsh islands and the Blackwater area face Hooper Strait and Honga River; Cambridge sits at the mouth of the Choptank.
Wicomico County – seat Salisbury, a Regional market city where US-50 and US-13 cross; Fruitland and Delmar orient the north–south line.
Somerset County – seat Princess Anne Shoreline on Tangier Sound; long necks and tidal flats, with Crisfield and Deal Island area implied by coastwork.
Worcester County – seat Snow Hill, Ocean City on the barrier island, Berlin inland, Assateague shoreline on the ocean side. US-50 is lightly drawn to the island bridges.
Charles County – seat La Plata, Waldorf along US-301, Potomac frontage opposite Virginia. The county’s crescent helps you see the bend below D.C.
Calvert County – seat Prince Frederick, a Long narrow peninsula between Chesapeake Bay and Patuxent River; Solomons, Chesapeake Beach, North Beach at the tips.
St. Mary’s County – seat Leonardtown, Pointed peninsula between Potomac and Patuxent; Lexington Park and St. Mary’s City area serve as landmarks on the map.
Civics tasks, such as jury duty or land records, begin by identifying your county seat. This map puts those seats front and center.
Trip planning is easier with regions: Western Maryland, Capital Beltway crescent, Baltimore metro, Upper Bay, Eastern Shore, and Southern Maryland.
Classroom lessons gain from the county sequence around the Chesapeake Bay and the Potomac arc, with borders to D.C., Delaware, Pennsylvania, Virginia, and West Virginia shown clearly.
Maryland has 23 counties and one independent Baltimore City. All are labeled with seats.
County borders, county seats, neighboring states, water bodies, and light road cues only for orientation.
Annapolis in Anne Arundel County.
Rockville.
None. Baltimore City is independent, surrounded by Baltimore County whose seat is Towson.
Hagerstown is the seat of Washington County in Western Maryland.
Light cues for I-495, I-270, I-95, I-695, I-70, I-97, plus US-50/301.
Harford, Baltimore County, Anne Arundel, Calvert, St. Mary’s, plus Baltimore City along the Patapsco.
Cecil, Kent, Queen Anne’s, Caroline, Talbot, Dorchester, Wicomico, Somerset, Worcester.
Between Anne Arundel and Queen Anne’s counties, shown by a thin US-50/301 line.
Upper Marlboro.
The city of Frederick is the seat of Frederick County along light I-70.
Garrett County.
Aberdeen is in Harford County, near the Susquehanna mouth.
Wicomico County, seat Salisbury.
Worcester County, seat Snow Hill.
Cambridge is the seat of Dorchester County.
Montgomery and Prince George’s.
From west to east: Garrett, Allegany, Washington, Frederick, Carroll, Baltimore County, Harford, Cecil.
Cecil, Kent, Queen Anne’s, Caroline, Dorchester, Wicomico, Worcester.
Baltimore County.
Chestertown is the seat of Kent County on the Chester River.
Prince George’s County.
Howard County.
Rock Hall sits in Kent County on the upper Eastern Shore.
Charles County.
Calvert County.
Talbot County.
Find the seat symbol first, read the water and border shapes, then use the thin interstate and U.S. route cues to connect regions.
It prioritizes counties and seats, keeps roads light for orientation only, and shows neighbors and bays clearly for context.
Physical Map of Maryland
Physical map and map image of Maryland.
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