Land Areas, Inland-Water Areas, and Length of Shorelines of Maryland's Counties

COUNTY Land Area*
(mi2)
Water Area*
(mi2)
Total Area*
(mi2)
Rank Shoreline
Length**
miles kilometers
Allegany 427.62 0.38 428.00 13 ——— ———
Anne Arundel 418.37 35.24 453.61 11 508 817
Baltimore City 80.34 11.67 92.01 -- 61 98
Baltimore 597.60 34.99 632.59 4 232 370
Calvert 213.23 27.09 240.32 23 230 358.57
Caroline 320.79 3.60 324.39 20 120 193
Carroll 451.98 0.47 452.45 12 ——— ———
Cecil 359.55 21.20 380.75 17 217 349
Charles 451.58 35.20 486.78 8 305 491
Dorchester 593.22 67.75 660.97 3 1,539 2,476
Frederick 662.72 4.60 667.32 1 ——— ———
Garrett 656.83 7.58 664.41 2 ——— ———
Harford 447.64 16.50 464.14 10 249 401
Howard 251.00 2.51 253.51 22 ——— ———
Kent 278.34 25.30 303.64 21 343 552
Montgomery 495.44 10.14 505.58 6 ——— ———
Prince George's 487.01 12.20 499.21 7 119 191
Queen Anne's 371.86 29.20 401.06 15 414 666
St. Mary's 372.54 37.68 410.22 14 536 862
Somerset 338.41 35.85 374.26 18 1,106 1,780
Talbot 258.62 67.70 326.32 19 605 973
Washington 454.97 12.10 467.07 9 ——— ———
Wicomico 379.10 14.40 393.50 16 361 581
Worcester 474.86 110.00 584.86 5 774 1,245
SUBTOTAL 9,843.62 623.35 10,466.97 (not applicable) 7,719 12,420
Chesapeake Bay
(Maryland portion only)
  1,726
(Eastern Shore 2,912)
(Western Shore 1,510)
(not applicable) 6,945 11,175
GRAND TOTAL 9,844 623 12,193   7,719 12,420


Compiled by the Maryland Geological Survey, 2300 St. Paul Street, Baltimore, MD 21218
This electronic version of "Fact Sheet No.2 " was prepared by R.D. Conkwright, Division of Coastal and Estuarine Geology, Maryland Geological Survey. Please send comments on this page to Dale Shelton (dshelton@dnr.state.md.us)