Oldest Bridges in Maine

The oldest bridge in Maine dates to 1854. The table below shows the state's most historic bridges, ranked by year built. Many of these structures have survived well beyond their original design life — click any bridge to see its current condition and inspection history.

How this ranking works

This state list uses the NBI year-built field and links each bridge to its current inspection record. Treat age as a history signal, not a condition score.

Bridge	County	Year Built	Condition	Daily Traffic
Water Street over Bond Brook	Kennebec	1854	Poor	8,861
Frog Aly over Old Course Of Saco River	Oxford	1857	Fair	50
Covered Bridge RD over Ellis River	Oxford	1868	Fair	259
Covered Bridge RD over Kenduskeag Stream	Penobscot	1876	Fair	72
Wire Bridge RD over Carrabasset River	Somerset	1886	Fair	74
Emerys Bridge RD over Great Works River	York	1891	Poor	1,170
Smarts Pond RD over Little Ossipee River	York	1892	Fair	40
Beach ST over Ptrr (abandoned)	Cumberland	1900	Fair	577
Littlehale RD over Magalloway River	Oxford	1901	Fair	42
Old County RD over Pennamaquan River	Washington	1901	Fair	515
Bridge ST over Mousam River	York	1901	Fair	6,840
Washington ST over Sokokis Lake Outlet	York	1901	Fair	3,786
Island Av over Penobscot River Overflow	Penobscot	1902	Poor	177
Island Avenue over Penobscot River Overflow	Penobscot	1902	Poor	158
Main ST over East Machias River	Washington	1902	Fair	2,979
Berry Mills RD over Webb River	Franklin	1904	Fair	117
Litchfield RD over Vaughan Stream	Kennebec	1905	Fair	1,480
Trestle Road over Piscataquis River	Piscataquis	1907	Poor	103
Mouse LN over Middle Br Mousam River	York	1907	Fair	613
Mill Road over Piscataqua River	Cumberland	1909	Poor	284
New Gloucester RD over Maine Centrl Railroad	Cumberland	1911	Fair	1,280
Bassett RD over Mile Brook	Kennebec	1911	Poor	622
Ryefield Bridge RD over Crooked River	Cumberland	1912	Fair	240
W Main ST over Moose Pond Outlet	Oxford	1912	Fair	1,614
E Main ST over Piscataquis River	Piscataquis	1912	Poor	10,496
Carrabassett RD over Big Brk	Somerset	1912	Fair	73
Village ST over Sabbatus River	Androscoggin	1913	Poor	2,812
River ST over Mill Yard	Oxford	1913	Poor	310
Prospect Av over Swain (bean) Brook	Oxford	1914	Fair	9,742
Main ST over Sebec River	Piscataquis	1915	Poor	6,037
Main ST over Sebec River	Piscataquis	1915	Poor	6,037
Spring ST over Stroudwater River	Cumberland	1916	Fair	11,740
Riverside RD over Carrabasset River	Franklin	1916	Poor	2,515
Old Canada RD over Austin Stream Overflow	Somerset	1916	Poor	20
Dixfield RD over Bowley Brook	Franklin	1917	Fair	629
W River RD over Town Farm Brook	Kennebec	1917	Poor	2,844
County RD over Hunter Brook	Aroostook	1918	Fair	1,480
Cushnoc Road over Seven Mile Stream	Kennebec	1918	Poor	151
Route 11 over Pump Box Brook	York	1918	Poor	1,900
Kingman RD over Macwahoc Stream	Aroostook	1919	Poor	220
County RD over East Stream	Washington	1919	Fair	2,211
Sweetser RD over Chandler Brook	Cumberland	1920	Fair	203
Fitch RD over ST George River	Knox	1920	Fair	870
Ossipee Trl over Mill Brook	Oxford	1920	Poor	3,172
Cathance RD over Cathance River	Sagadahoc	1920	Poor	1,089
Main ST over Pleasant River	Washington	1920	Poor	589
Washington ST over Mousam River	York	1920	Fair	8,420
Old Route Four over B&m Railroad	York	1920	Good	580
Woodland Center RD over Caribou Stream	Aroostook	1921	Poor	1,170
Flat Mountain RD over Dickey Brook	Aroostook	1921	Fair	516
Burleigh RD over Prestile Stream	Aroostook	1921	Fair	420
Garland RD over Pattee Pond Brook	Kennebec	1921	Poor	1,075
Main ST over Sheepscot River	Lincoln	1921	Fair	883
Horne ST over Pennesseewassee Stream	Oxford	1921	Poor	352
Greanleaf Av over Penneseewassee Stream	Oxford	1921	Fair	520
Bridge ST over Androscoggin River	Oxford	1921	Poor	114
Adams RD over Great Brook	Oxford	1921	Fair	103
Holts Mills RD over Kenduskeag Stream	Penobscot	1921	Fair	62
Troy RD over 25 Mile Stream	Waldo	1921	Poor	1,263
Indian River RD over Indian River	Washington	1921	Fair	2,051
Bunker Hill RD over Dennys River	Washington	1921	Fair	252
Route 106 over Dead R	Androscoggin	1922	Poor	1,017
US Highway 2 over E Br Mattawamkeag River	Aroostook	1922	Fair	1,630
Main ST over Caribou Stream	Aroostook	1922	Fair	7,670
County RD over Cockrane Lake Outlet	Aroostook	1922	Fair	1,400
Main ST over N Br Presque Isle Stream	Aroostook	1922	Poor	2,830
Portland RD over Pleasant River	Cumberland	1922	Fair	6,340
Lewiston RD over Collyer Brook	Cumberland	1922	Poor	10,140
Rangeley RD over Cottle Brook	Franklin	1922	Fair	1,471
Main RD over Mill Brook	Penobscot	1922	Fair	4,216
Seboeis RD over Seboeis Stream	Penobscot	1922	Fair	154
Main ST over Pleasant Pond Stream	Somerset	1922	Poor	196
Milton Mills RD over Salmon Falls River	York	1922	Poor	445
Lane Road over Fillibown Brook	Franklin	1923	Poor	90
Main ST over Mill Stream	Hancock	1923	Poor	9,693
Main ST over Union River	Hancock	1923	Poor	16,449
Fairgrounds LN over ST George River	Knox	1923	Fair	80
Bethel RD over Andrews Brook	Oxford	1923	Fair	5,707
Bethel RD over Moose Pond Brook	Oxford	1923	Fair	6,718
Main RD over Harvey Brook	Penobscot	1923	Poor	3,510
Jordan Mills RD over Mattaseunk Stream	Penobscot	1923	Poor	41
Slipp RD over Mill Stream	Somerset	1923	Fair	25
River RD over Lemon Stream	Somerset	1923	Poor	659
Wellington RD over Higgins Brook	Somerset	1923	Fair	580
School ST over Carrabasset River	Somerset	1923	Poor	653
River RD over Lemon Stream	Somerset	1923	Fair	659
Lord RD over Little Rivers	York	1923	Poor	30
Nasons Mills Road over Little Osipee Rv	York	1923	Fair	108
Smyrna ST over Moose Brook	Aroostook	1924	Fair	2,046
Old Houlton RD over Three Brooks	Aroostook	1924	Fair	262
Main ST over Mill Creek	Knox	1924	Fair	16,917
Waterford RD over Meadow Brook	Oxford	1924	Fair	3,156
W Main ST over Sebec River	Piscataquis	1924	Fair	6,037
S Main ST over Wesserunsett Stream	Somerset	1924	Fair	3,250
North ST over Narraguagus River	Washington	1924	Fair	705
Fair ST over Bobbin Mill Brook	Androscoggin	1925	Fair	639
Main ST over Violet Str	Aroostook	1925	Fair	4,957
Hines ST over Salmon Brook	Aroostook	1925	Fair	2,000
Cummings Hill RD over Temple Stream	Franklin	1925	Fair	329
State Route 121 over Sucker Bk	Oxford	1925	Fair	2,127
Military RD over Olamon Stream	Penobscot	1925	Poor	322
Water ST over Overflow Br Sebasticook	Somerset	1925	Poor	210
Harpswell Island R over Wills Strait (atl Ocean)	Cumberland	1926	Fair	2,038
State Park RD over Songo River	Cumberland	1926	Poor	1,011
New Gloucester RD over Royal River	Cumberland	1926	Fair	1,280
Rangeley RD over Mount Blue Stream	Franklin	1926	Fair	2,370
School ST over Houghton Brook	Franklin	1926	Fair	948
School ST over Alder Bk	Franklin	1926	Poor	709
Falls Bridge Road over Salt Pond Outlet	Hancock	1926	Fair	1,867
Wiscasset RD over Togus Stream	Kennebec	1926	Fair	10,735
Paris Hill RD over Little Androscoggin Rive	Oxford	1926	Fair	2,332
High ST over Little Androscoggin Riv	Oxford	1926	Fair	867
Mill Hill RD over Cambridge River	Oxford	1926	Poor	110
Elliotsville RD over Wilson Stream	Piscataquis	1926	Fair	92
Bowerbank RD over Bear Brook	Piscataquis	1926	Poor	400
Lemon Stream RD over Lemon Stream	Somerset	1926	Fair	2,924
W Appleton RD over St. George River	Waldo	1926	Fair	152
Lincoln ST over Cross Canal #2	Androscoggin	1927	Fair	9,398
Chestnut ST over Main Canal	Androscoggin	1927	Fair	4,110
Bridge ST over Sandy River	Franklin	1927	Poor	838
Route 1 over Flanders Stream	Hancock	1927	Fair	6,480
School ST over Sandy Stream	Waldo	1927	Fair	3,362
Prairie RD over Unity Pd Outlet/25mi Str	Waldo	1927	Fair	1,008
Main RD N over Marsh Stream	Waldo	1927	Fair	5,810
Pleasant ST over Sandy Stream	Waldo	1927	Fair	305
Village RD over Tunk Stream	Washington	1927	Fair	316
Village RD over Whitten Stream	Washington	1927	Poor	158
Range E RD over Pendexter Brook	York	1927	Fair	989
Grimes RD over Little Madawaska Rv	Aroostook	1928	Fair	538
Chapman RD over Arnold Brook	Aroostook	1928	Fair	970
Pond RD over Wilson (coos) Stream	Franklin	1928	Poor	173
Depot ST over Wilson Stream	Franklin	1928	Fair	2,942
Salem RD over Sandy River	Franklin	1928	Poor	1,008
Maine Route 233 over Hulls Cove Road	Hancock	1928	Fair	12,768
Park Loop Road over Kebo Brook	Hancock	1928	Good	1,214
Stanley Brook Road over Stanley Brook	Hancock	1928	Fair	6,816
Marston RD over Maine Central Railroad	Kennebec	1928	Poor	807
Unity RD over 15 Mile Stream	Kennebec	1928	Fair	3,112
US Route 2 over Ellis River	Oxford	1928	Poor	4,239
Main ST over Stoney Brook	Oxford	1928	Fair	3,147
Roxbury RD over Walker Brook	Oxford	1928	Fair	774
Alton Tannery RD over Dead Stream	Penobscot	1928	Fair	174
Center ST over Mattawamkeag River	Penobscot	1928	Poor	123
Veterans HWY over Marsh Stream	Waldo	1928	Fair	2,774
Weed RD over Sandy Stream	Waldo	1928	Poor	28
Poors Mill RD over Passagassawaukeag River	Waldo	1928	Fair	956
Forest City RD over ST Croix River	Washington	1928	Poor	32
Boyle RD over Great Works River	York	1928	Fair	294
Sherman ST over Cold Brook	Aroostook	1929	Fair	430
Houlton RD over Dyer Brook	Aroostook	1929	Fair	1,308
Smyrna ST over Captain Ambrose Bear Str	Aroostook	1929	Fair	2,800
Mapleton RD over N Br Presque Isle Stream	Aroostook	1929	Fair	3,581
Boundary Line Rd. over Whitney Brook	Aroostook	1929	Poor	153
US HWY 2 over Seven Mile Stream	Franklin	1929	Fair	3,812
Wilton RD over Temple Stream	Franklin	1929	Fair	19,162
Carrabassett RD over Stratton Brook	Franklin	1929	Fair	2,521
Payson RD over Mill Stream	Knox	1929	Poor	200
S Rumford RD over Concord River	Oxford	1929	Fair	454
Mayville RD over Bear River	Oxford	1929	Fair	5,738
Milton RD over Baker (peterson) Brook	Oxford	1929	Fair	784
Portland ST over Androscoggin R. W Chanel	Oxford	1929	Poor	3,509
Main ST over Tannery (bird) Brook	Oxford	1929	Poor	11,655
Independent ST over Kenduskeag Stream	Penobscot	1929	Poor	11,561
George Wright RD over Nequasset Pond	Sagadahoc	1929	Fair	323
Canada RD over Decker Brk	Somerset	1929	Fair	2,270
Main ST over Ferguson Stream	Somerset	1929	Poor	1,180
Canada RD over Whitcomb Brook	Somerset	1929	Fair	2,270
Belfast RD over Half Moon Stream	Waldo	1929	Fair	3,404
Lang Hill HWY over Marsh Stream	Waldo	1929	Fair	704
South Hiram Road over Ossipee River	York	1929	Fair	2,870
Danville Corner RD over Mcrr	Androscoggin	1930	Poor	1,828
Mill Hill RD over Martin Stream	Androscoggin	1930	Poor	1,193
Lincoln ST over Cross Canal #1	Androscoggin	1930	Good	10,496
Limestone ST over Otter Brook	Aroostook	1930	Poor	260
Nine Mile Woods RD over Gulliver Brook	Aroostook	1930	Poor	300
Main ST over Pattie Brook	Aroostook	1930	Poor	2,210
Masardis RD over Squa Pan Stream	Aroostook	1930	Fair	1,680
Harding RD over State Of Maine Rr	Cumberland	1930	Fair	110
Route 1 over Cousins River	Cumberland	1930	Poor	9,550
Main ST over Royal River	Cumberland	1930	Poor	4,910
Main ST over Mcrr Branch	Cumberland	1930	Poor	3,700
Temple RD over Temple Str	Franklin	1930	Fair	1,144
Route 1 over Carrying Place	Hancock	1930	Poor	9,100
River RD over Carrabassett Stream	Kennebec	1930	Poor	1,331
Rome RD over Great Meadow Stream	Kennebec	1930	Fair	2,210
Old County RD N over Shepards River	Oxford	1930	Poor	240
S Main ST over Gardiner Stream	Oxford	1930	Fair	671
Park ST over Mattagodus Stream	Penobscot	1930	Fair	226
Main RD over Passadumkeag River	Penobscot	1930	Fair	1,722
Station ST over Fish Stream	Penobscot	1930	Fair	41
Essex ST over Piscataquis River	Piscataquis	1930	Poor	2,296
Page Hill RD over Sebasticook R (main Str)	Somerset	1930	Fair	400
Main ST over Higgins Stream	Somerset	1930	Poor	550
Main ST over Sebasticook River	Somerset	1930	Fair	3,860
Belfast Augusta RD over Saint George River	Waldo	1930	Fair	4,801
Woodmans Mill RD over St. George River	Waldo	1930	Fair	683
Main ST over Middle River	Washington	1930	Poor	9,731
Main ST over Wapsaconhagan	Washington	1930	Fair	1,936
Canal RD over Canal	York	1930	Fair	460
Foxes Ridge RD over Salmon Falls River	York	1930	Fair	530