| NUMBER | NAME | COUNTY | LAT | LON |
| MD03 | Adam Island | Dorchester | 380841N | 0760516W |
| MD03 | Asquith Island | Dorchester | 381741N | 0760808W |
| MD01 | Assacorkin Island | Worcester | 380336N | 0751859W |
| MD07 | Assateague Island | Worcester | 380500N | 0751230W |
| MD04 | Avalon Island | Talbot | 384231N | 0761950W |
| MD03 | Axies Island | Dorchester | 382029N | 0755623W |
| MD01 | Ayer Island | Worcester | 381618N | 0751025W |
| MD02 | Ballards Island | Somerset | 381404N | 0755039W |
| MD08 | Barren Island | Dorchester | 381935N | 0761532W |
| MD04 | Barrett Island | Calvert | 382137N | 0762850W |
| MD05 | Battery Island | Harford | 392940N | 0760500W |
| MD01 | Bay Island | Worcester | 380424N | 0751349W |
| MD06 | Bealls Island | Montgomery | 390123N | 0771425W |
| MD06 | Bear Island | Montgomery | 385906N | 0771437W |
| MD03 | Beech Island | Wicomico | 381743N | 0752707W |
| MD03 | Bettys Island | Dorchester | 382620N | 0760950W |
| MD01 | Big Island | Worcester | 382625N | 0750511W |
| MD02 | Big Island | Somerset | 375631N | 0754910W |
| MD03 | Billys Island | Dorchester | 381210N | 0760407W |
| MD05 | Birdsaw Island | Frederick | 391421N | 0772828W |
| MD02 | Black Duck Island | Somerset | 380838N | 0755248W |
| MD11 | Bloodsworth Island | Dorchester | 381045N | 0760312W |
| MD01 | Boar Island | Worcester | 382605N | 0750631W |
| MD02 | Boat Island | Somerset | 380021N | 0760159W |
| MD03 | Bobbin Island | Dorchester | 380939N | 0760525W |
| MD04 | Bodkin Island | Queen Anne's | 385352N | 0761652W |
| MD01 | Brady Island | Worcester | 382514N | 0750603W |
| MD04 | Brewers Island | Anne Arundel | 390952N | 0763521W |
| MD04 | Broomes Island | Calvert | 382425N | 0763306W |
| MD04 | Brooms Island | Calvert | 382523N | 0762927W |
| MD04 | Brooms Island | Calvert | 382523N | 0762929W |
| MD04 | Bruffs Island | Talbot | 385121N | 0761129W |
| MD03 | Bull Point Island | Dorchester | 382519N | 0760723W |
| MD04 | Bullock Island | St. Mary's | 381445N | 0764745W |
| MD04 | Buzzard Island | Calvert | 382932N | 0763912W |
| MD05 | Byrnes Island | Washington | 391947N | 0774427W |
| MD06 | Cabin John Island | Montgomery | 385800N | 0770838W |
| MD05 | Cacaway Island | Kent | 390726N | 0760957W |
| MD04 | Carpenter Island | Queen Anne's | 390112N | 0761024W |
| MD05 | Carroll Island | Baltimore | 391917N | 0762105W |
| MD03 | Cattail Island | Dorchester | 382317N | 0761654W |
| MD02 | Cedar Island | Somerset | 375600N | 0755245W |
| MD06 | Cedar Island | Montgomery | 385808N | 0770848W |
| MD01 | Cedar Islands | Worcester | 380202N | 0751635W |
| MD03 | Chance Island | Dorchester | 382408N | 0755854W |
| MD05 | Chase Island | Kent | 391429N | 0755633W |
| MD06 | Chatauqua Island | Montgomery | 385753N | 0770830W |
| MD02 | Cherry Island | Somerset | 380141N | 0760132W |
| MD03 | Cherry Island | Dorchester | 383346N | 0761244W |
| MD06 | Clagett Island | Montgomery | 390213N | 0771629W |
| MD03 | Clay Island | Dorchester | 381410N | 0755743W |
| MD12 | Coaches Island | Talbot | 384509N | 0762202W |
| MD04 | Cobb Island | Charles | 381538N | 0765039W |
| MD01 | Collier Island | Worcester | 382150N | 0750531W |
| MD05 | Colonial Island | Frederick | 391929N | 0774007W |
| MD06 | Conn Island | Montgomery | 390030N | 0771458W |
| MD04 | Cooksey Island | Charles | 382304N | 0765454W |
| MD01 | Corn Hammocks | Worcester | 382611N | 0750528W |
| MD02 | Cow Gap Island | Somerset | 375543N | 0755019W |
| MD03 | Cow Island | Dorchester | 381422N | 0760939W |
| MD05 | Cox Island | Frederick | 391400N | 0772800W |
| MD02 | Crab Island | Somerset | 381117N | 0755511W |
| MD04 | Craney Island | Charles | 383731N | 0770816W |
| MD01 | Cropper Island | Worcester | 381417N | 0751348W |
| MD01 | Crow Tump | Worcester | 381010N | 0751138W |
| MD05 | Daffodil Island | Kent | 392129N | 0755525W |
| MD05 | Days Island | Baltimore | 392358N | 0762149W |
| MD02 | Deal Island | Somerset | 380832N | 0755638W |
| MD04 | DeCoursey Island | Queen Anne's | 385425N | 0760924W |
| MD02 | Deep Banks Island | Somerset | 380809N | 0760124W |
| MD01 | Devil Island | Worcester | 382444N | 0750413W |
| MD04 | Dobbins Island | Anne Arundel | 390440N | 0762736W |
| MD01 | Dog And Bitch Islands | Worcester | 382120N | 0750556W |
| MD06 | Dots Island | Montgomery | 385803N | 0771013W |
| MD01 | Drum Island | Worcester | 382058N | 0750540W |
| MD02 | Duck Island | Somerset | 380841N | 0755458W |
| MD05 | Duck Island | Washington | 393628N | 0775042W |
| MD03 | Dunnock Island | Dorchester | 382444N | 0761545W |
| MD01 | Eagle Island | Worcester | 382417N | 0751030W |
| MD05 | Eastern Neck Island | Kent | 390149N | 0761341W |
| MD03 | Elliott Island | Dorchester | 381827N | 0760022W |
| MD06 | Elm Island | Montgomery | 390312N | 0771843W |
| MD02 | Fair Island | Somerset | 375734N | 0753937W |
| MD01 | Fenwick Island | Worcester | 382712N | 0750255W |
| MD02 | Fish Island | Somerset | 380834N | 0755305W |
| MD02 | Fishing Island | Somerset | 380744N | 0754852W |
| MD04 | Flat Island | Anne Arundel | 385315N | 0763201W |
| MD02 | Fox Islands | Somerset | 375315N | 0755400W |
| MD02 | Franks Island | Somerset | 381131N | 0755502W |
| MD01 | Gambage Island | Worcester | 382149N | 0750741W |
| MD05 | Garrett Island | Cecil | 393359N | 0760512W |
| MD04 | Gibson Island | Anne Arundel | 390441N | 0762556W |
| MD06 | Gladys Island | Montgomery | 390146N | 0771450W |
| MD04 | Glen Isle | Anne Arundel | 385728N | 0763526W |
| MD04 | Goat Island | Talbot | 384505N | 0762035W |
| MD04 | Goose Island | Anne Arundel | 385739N | 0763528W |
| MD06 | Grapevine Island | Montgomery | 390308N | 0771806W |
| MD03 | Grays Island | Dorchester | 382028N | 0755734W |
| MD03 | Great Cove Island | Dorchester | 381000N | 0760129W |
| MD01 | Great Egging Island | Worcester | 381210N | 0751039W |
| MD03 | Greys Island | Dorchester | 382000N | 0755700W |
| MD03 | Gum Island | Dorchester | 382619N | 0760739W |
| MD03 | Gunners Island | Dorchester | 382030N | 0761318W |
| MD04 | Hambleton Island | Talbot | 384509N | 0761348W |
| MD04 | Hammock, The | Anne Arundel | 390734N | 0762655W |
| MD01 | Handys Hammock | Worcester | 381235N | 0751512W |
| MD06 | Harris Island | Montgomery | 390244N | 0771705W |
| MD06 | Harrison Island | Montgomery | 390806N | 0773119W |
| MD05 | Hart-Miller Island | Baltimore | 391506N | 0762225W |
| MD02 | Hazard Island | Somerset | 380409N | 0755120W |
| MD05 | Heaters Island | Frederick | 391559N | 0773156W |
| MD05 | Hen Island | Cecil | 392211N | 0755054W |
| MD06 | Hermit Island | Montgomery | 385825N | 0771307W |
| MD05 | Herring Island | Cecil | 393059N | 0755231W |
| MD06 | Herzog Island | Montgomery | 385832N | 0771248W |
| MD06 | High Island | Montgomery | 385637N | 0770734W |
| MD04 | High Island | Anne Arundel | 385304N | 0763151W |
| MD01 | Hills Island | Worcester | 382520N | 0750609W |
| MD03 | Hog Island | Dorchester | 382535N | 0755927W |
| MD04 | Hog Island | Queen Anne's | 385730N | 0761507W |
| MD04 | Hog Island | Charles | 383449N | 0771059W |
| MD01 | Hog Island | Worcester | 380445N | 0752139W |
| MD11 | Holland Island | Dorchester | 380710N | 0760519W |
| MD08 | Hooper Islands | Dorchester | 382100N | 0761400W |
| MD01 | Horn Island | Worcester | 382018N | 0750551W |
| MD02 | Horse Hammock | Somerset | 375715N | 0755951W |
| MD02 | Horse Hammock | Somerset | 375715N | 0755951W |
| MD01 | Horse Island | Worcester | 382222N | 0750734W |
| MD01 | Horse Island | Worcester | 382525N | 0750417W |
| MD01 | Horsehead Tump | Worcester | 380248N | 0751553W |
| MD02 | House Island | Somerset | 375436N | 0755420W |
| MD02 | Jackson Island | Somerset | 380224N | 0754949W |
| MD03 | James Island | Dorchester | 382720N | 0761433W |
| MD13 | James Island | Dorchester | 383101N | 0762024W |
| MD02 | Janes Island | Somerset | 375852N | 0755225W |
| MD12 | Jefferson Island | Talbot | 384604N | 0762220W |
| MD03 | Jenny Island | Dorchester | 381336N | 0760319W |
| MD02 | Jersey Island | Somerset | 375750N | 0755136W |
| MD04 | Jimmy Island | St. Mary's | 380626N | 0762804W |
| MD01 | Johns Hammock | Worcester | 382636N | 0750513W |
| MD04 | Johnson Island | Queen Anne's | 385555N | 0761723W |
| MD02 | Jones Island | Somerset | 380509N | 0760232W |
| MD06 | Katie Island | Montgomery | 390318N | 0771807W |
| MD04 | Kent Island | Queen Anne's | 385655N | 0761855W |
| MD05 | Knight Island | Cecil | 392232N | 0755513W |
| MD05 | Knott Island | Washington | 392500N | 0774458W |
| MD06 | Langley Island | Montgomery | 385800N | 0770938W |
| MD03 | Langrells Island | Dorchester | 381929N | 0755637W |
| MD02 | Little Deal Island | Somerset | 380712N | 0755630W |
| MD01 | Little Egging Island | Worcester | 381209N | 0751002W |
| MD04 | Little Island | Queen Anne's | 385543N | 0761711W |
| MD04 | Little Island | Anne Arundel | 385404N | 0763018W |
| MD04 | Little Island | Anne Arundel | 390500N | 0762746W |
| MD05 | Little Neck Island | Kent | 390819N | 0761607W |
| MD06 | Lock Island | Montgomery | 390142N | 0771435W |
| MD04 | Long Marsh Island | Queen Anne's | 385354N | 0761825W |
| MD02 | Long Point Island | Somerset | 375655N | 0754908W |
| MD03 | Lower Hooper Island | Dorchester | 381423N | 0760820W |
| MD01 | Lumber Marsh Island | Worcester | 381135N | 0751013W |
| MD04 | Ma Leg Island | Calvert | 381920N | 0762718W |
| MD02 | Maddox Island | Somerset | 380756N | 0754746W |
| MD02 | Maddox Island | Somerset | 380037N | 0760135W |
| MD01 | Mallard Island | Worcester | 382057N | 0750502W |
| MD02 | Manbone Island | Somerset | 380813N | 0755436W |
| MD01 | Margots Island | Worcester | 382341N | 0750805W |
| MD04 | Marsh Island | Charles | 383439N | 0771105W |
| MD06 | Mason Island | Montgomery | 391041N | 0773012W |
| MD05 | Mason Island | Frederick | 391515N | 0773034W |
| MD05 | Meadow Island | Frederick | 391438N | 0772855W |
| MD03 | Middle Hooper Island | Dorchester | 381644N | 0761105W |
| MD05 | Millers Island | Kent | 390923N | 0760415W |
| MD01 | Mills Island | Worcester | 380241N | 0752025W |
| MD02 | Mine Island | Somerset | 380508N | 0755134W |
| MD01 | Mink Tump | Worcester | 380406N | 0751845W |
| MD06 | Minnehaha Island | Montgomery | 390130N | 0771440W |
| MD06 | Minnie Island | Montgomery | 385808N | 0770932W |
| MD02 | Monie Island | Somerset | 381341N | 0755111W |
| MD05 | Monks Island | Harford | 392144N | 0761357W |
| MD05 | Monocacy Island | Harford | 392312N | 0761330W |
| MD05 | Neds Island | Harford | 392819N | 0760540W |
| MD03 | Negro Island | Wicomico | 381717N | 0755203W |
| MD05 | Nolands Island | Frederick | 391505N | 0772924W |
| MD03 | Northeast Island | Dorchester | 380902N | 0760419W |
| MD04 | O'Neill Island | Anne Arundel | 385250N | 0763226W |
| MD01 | Oak Hammock | Worcester | 380316N | 0752131W |
| MD06 | Offutt Island | Montgomery | 385827N | 0771323W |
| MD06 | Olmsted Island | Montgomery | 385955N | 0771504W |
| MD03 | Opossum Island | Dorchester | 381950N | 0761459W |
| MD02 | Otter Island | Somerset | 375811N | 0755935W |
| MD01 | Outward Tump | Worcester | 381038N | 0751154W |
| MD05 | Park Island | Harford | 393208N | 0760525W |
| MD01 | Parker Bay Tumps | Worcester | 380302N | 0752115W |
| MD04 | Parson Island | Queen Anne's | 385432N | 0761446W |
| MD04 | Parsons Island | Queen Anne's | 385430N | 0761445W |
| MD02 | Pat Island | Somerset | 380338N | 0755216W |
| MD05 | Paton Island | Frederick | 391643N | 0773258W |
| MD06 | Perry Island | Montgomery | 385820N | 0771308W |
| MD04 | Philpots Islands | Queen Anne's | 385346N | 0762013W |
| MD02 | Piney Island | Somerset | 380631N | 0755520W |
| MD01 | Piney Island | Worcester | 382553N | 0750536W |
| MD01 | Piney Island | Worcester | 382434N | 0751036W |
| MD01 | Pirate Islands | Worcester | 380553N | 0751403W |
| MD05 | Pleasure Island | Baltimore | 391401N | 0762331W |
| MD05 | Pleasure Island | Baltimore | 391400N | 0762332W |
| MD06 | Plummers Island | Montgomery | 385810N | 0771036W |
| MD06 | Pond Island | Montgomery | 390341N | 0771922W |
| MD11 | Pone Island | Dorchester | 380950N | 0760451W |
| MD05 | Pooles Island | Harford | 391707N | 0761556W |
| MD01 | Pope Island | Worcester | 380210N | 0751502W |
| MD03 | Poplar Island | Dorchester | 381853N | 0755833W |
| MD12 | Poplar Island | Talbot | 384601N | 0762255W |
| MD03 | Pot Island | Dorchester | 382130N | 0761345W |
| MD06 | Powhatan Island | Montgomery | 390107N | 0771438W |
| MD02 | Pry Island | Somerset | 380542N | 0760338W |
| MD01 | Purnell Hummock | Worcester | 380615N | 0751805W |
| MD03 | Ragged Island | Dorchester | 383212N | 0761637W |
| MD01 | Rams Horn Tump | Worcester | 380520N | 0751938W |
| MD01 | Ramshorn Island | Worcester | 380519N | 0751938W |
| MD01 | Rattlesnake Island | Worcester | 380536N | 0751853W |
| MD01 | Ready Cove Tump | Worcester | 380500N | 0751841W |
| MD05 | Reed Bird Island | Baltimore (city) | 391431N | 0763641W |
| MD01 | Reedy Island | Worcester | 382247N | 0750426W |
| MD01 | Robbins Tump | Worcester | 380439N | 0751837W |
| MD05 | Robert Island | Harford | 393652N | 0760825W |
| MD02 | Rock Island | Somerset | 381118N | 0755527W |
| MD06 | Rocky Islands | Montgomery | 385938N | 0771455W |
| MD04 | Rosilie Island | Prince George's | 384737N | 0770130W |
| MD03 | Round Island | Wicomico | 382658N | 0754906W |
| MD03 | Rowland Island | Dorchester | 382606N | 0760921W |
| MD05 | Rowland Island | Harford | 393917N | 0761008W |
| MD04 | Royston Island | Talbot | 384141N | 0761349W |
| MD05 | Rumsey Island | Harford | 392422N | 0762210W |
| MD06 | Ruppert Island | Montgomery | 385741N | 0770818W |
| MD05 | Rush Island | Kent | 390314N | 0761356W |
| MD05 | Rush Island | Kent | 390313N | 0761340W |
| MD05 | Saint Catherine Island | Harford | 393520N | 0760713W |
| MD04 | Saint Catherine Island | St. Mary's | 381411N | 0764738W |
| MD09 | Saint Clements Island | St. Mary's | 381240N | 0764445W |
| MD04 | Saint George Island | St. Mary's | 380653N | 0762847W |
| MD04 | Saint Helena Island | Anne Arundel | 390227N | 0763355W |
| MD04 | Saint Margaret Island | St. Mary's | 381505N | 0764839W |
| MD02 | Saint Pierre Island | Somerset | 380753N | 0755121W |
| MD03 | Sandy Island | Dorchester | 381434N | 0755655W |
| MD01 | Sandy Point Island | Worcester | 381358N | 0750904W |
| MD01 | Sassafras Hammock | Worcester | 380325N | 0752119W |
| MD06 | Selden Island | Montgomery | 390431N | 0772705W |
| MD04 | Sharps Island | Talbot | 383707N | 0762150W |
| MD06 | Sharpshin Island | Montgomery | 390353N | 0772216W |
| MD03 | Sheep Island | Dorchester | 381836N | 0760319W |
| MD01 | Shelldrake Island | Worcester | 380520N | 0751907W |
| MD05 | Shepherds Island | Washington | 392926N | 0774757W |
| MD06 | Sherwin Island | Montgomery | 385852N | 0771358W |
| MD02 | Silver Island | Somerset | 380027N | 0760159W |
| MD10 | Smith Island | Somerset | 375829N | 0760122W |
| MD04 | Smiths Island | Anne Arundel | 385529N | 0762902W |
| MD06 | Snake Island | Montgomery | 385656N | 0770746W |
| MD03 | Snake Island | Dorchester | 382117N | 0760031W |
| MD05 | Snake Island | Harford | 393626N | 0760809W |
| MD04 | Solomons Island | Calvert | 381917N | 0762731W |
| MD01 | South Hammocks | Worcester | 382549N | 0750513W |
| MD02 | South Marsh Island | Somerset | 380730N | 0760110W |
| MD05 | Spencer Island | Harford | 393628N | 0760759W |
| MD05 | Spesutie Island | Harford | 392721N | 0760437W |
| MD03 | Spriggs Island | Dorchester | 382607N | 0760812W |
| MD03 | Spring Island | Dorchester | 380741N | 0760350W |
| MD04 | Spyglass Island | Anne Arundel | 384953N | 0764154W |
| MD05 | Steel Island | Cecil | 393654N | 0760753W |
| MD05 | Sterret Island | Cecil | 393744N | 0760848W |
| MD01 | Steves Island | Worcester | 382109N | 0751806W |
| MD03 | Stingaree Island | Dorchester | 382114N | 0760146W |
| MD05 | Sue Island | Baltimore | 391720N | 0762346W |
| MD03 | Sugarloaf | Dorchester | 382053N | 0760202W |
| MD06 | Swainson Island | Montgomery | 385813N | 0771008W |
| MD03 | Swan Island | Dorchester | 381620N | 0761136W |
| MD02 | Swan Island | Somerset | 380020N | 0760243W |
| MD06 | Sycamore Island | Montgomery | 385728N | 0770801W |
| MD06 | Sycamore Island | Montgomery | 390230N | 0771625W |
| MD05 | Taylor Island | Harford | 392323N | 0761032W |
| MD03 | Taylors Island | Dorchester | 382727N | 0761802W |
| MD06 | Tenfoot Island | Montgomery | 390353N | 0772316W |
| MD02 | Thorofare Island | Somerset | 375752N | 0755906W |
| MD04 | Thoroughfare Island | Charles | 383429N | 0771035W |
| MD04 | Tilghman Island | Talbot | 384144N | 0762014W |
| MD01 | Tingles Island | Worcester | 381026N | 0751113W |
| MD04 | Tippity Wichity Island | St. Mary's | 381248N | 0762810W |
| MD01 | Tizzard Island | Worcester | 380434N | 0752005W |
| MD04 | Treasure Island | St. Mary's | 380318N | 0761958W |
| MD02 | Troy Island | Somerset | 380018N | 0760116W |
| MD01 | Tulls Island | Worcester | 382452N | 0750559W |
| MD06 | Turkey Island | Montgomery | 385818N | 0771238W |
| MD04 | Turkey Point Island | Anne Arundel | 385415N | 0763003W |
| MD01 | Twin Islands | Worcester | 380309N | 0751442W |
| MD03 | Upper Hooper Island | Dorchester | 382004N | 0761341W |
| MD06 | Van Deventer Island | Montgomery | 390410N | 0772507W |
| MD06 | Vaso Island | Montgomery | 385827N | 0771231W |
| MD06 | Wades Island | Montgomery | 385813N | 0770947W |
| MD06 | Watkins Island | Montgomery | 390232N | 0771645W |
| MD01 | West Bay Tump | Worcester | 380142N | 0751551W |
| MD02 | Western Islands | Somerset | 380422N | 0760125W |
| MD04 | White Point Island | St. Mary's | 381705N | 0764911W |
| MD04 | White Rocks | Anne Arundel | 391025N | 0762918W |
| MD01 | Wight, Isle of | Worcester | 382340N | 0750625W |
| MD05 | Wood Island | Harford | 393642N | 0760825W |
| MD03 | Woods Island | Dorchester | 382637N | 0761019W |
| MD03 | Woolford Island | Dorchester | 382738N | 0761445W |
| MD03 | Woolford Island | Dorchester | 382717N | 0761530W |
| MD03 | Wroten Island | Dorchester | 381933N | 0761106W |
| MD04 | Wye Island | Queen Anne's | 385328N | 0760857W |
