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171:
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823:
778:
In the 1930s Route 3A's route was shifted onto new alignments built to reduce traffic problems in several communities through which the highway traversed. This included a bypass of
Hingham Square along Broad Cove Road and Otis Street along Hingham Harbor replacing the original route that took it down
783:
Highway was built around the same time and Route 3A was put on this highway from south of the
Hingham Harbor rotary through Cohasset to Scituate. This replaced a routing along long-existing roadways such as Country Way in Scituate, South and North Main Streets in Cohasset and East Street to Summer
818:
Much of Route 3A is sometimes referred to as the "Cape Way" due to its history as the only major road to Cape Cod from Boston prior to the opening of Route 3. The "Cape Way" name is reflected in numerous business names along 3A's length.
684:
between Boston and Cape Cod twice intersects Route 3A. Once in the
Cedarville portion of Plymouth where Route 3A begins, and again about 14 miles later in historic downtown Plymouth between South and Market Streets along Sandwich Street.
791:
In the 1950s and early 1960s Route 3A was extended to take over the original path of Route 3 south of
Kingston to Plymouth and north of downtown Quincy to Neponset when Route 3 assumed its current
526:
Route 3A has two major posted segments, separated by a lengthy concurrency with Route 3 and US 3. Its southern portion parallels Route 3 from
Cedarville in southern Plymouth to
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2461:
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17:
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387:
64:
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1369:
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2456:
834:
833:
in
Tyngsborough (all but the northern few miles of the route) was formerly U.S. Route 3, prior to the construction of the
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1975:
1021:
911:
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729:
348:
127:
2104:
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725:
356:
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242:
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188:
184:
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1791:
1495:
1025:
2151:
1324:
718:
516:
290:
1759:
Northern terminus of silent concurrency with Route 3 / US 3; Exit 51 on I-95 / Route 128
1688:
681:
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1920:
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2179:
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1029:
694:
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784:
Street in
Hingham. Along East Street from Hull Street to Summer, Route 3A shared the highway with
713:
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112:
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137:
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2012:
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417:
309:
277:
264:
192:
154:
108:
779:
Lincoln Street to downtown
Hingham then along North Street to Summer Street. Chief Justice
581:
counts the mileage along MA 3 and US 3 between the two sections as part of MA 3A mileage).
573:
North of
Neponset, Route 3A runs, unsigned, concurrently with Route 3 and U.S. Route 3 to
8:
1491:
2280:
672:
630:
589:
2322:
1692:
1971:
838:
260:
2363:
2194:
1556:
804:
780:
1566:
808:
593:
2375:
2263:
741:
705:). As an 'A' route concurrent with its parents, this segment is not posted.
520:
496:
492:
338:
328:
637:. Towns and cities that Route 3A traverse along its path include Plymouth,
538:. Towns and cities that Route 3A traverse along its path include Plymouth,
698:
504:
812:
796:
584:
The northern portion of Route 3A parallels U.S. Route 3 in northwestern
596:) in Burlington to the New Hampshire state line, where it continues as
1682:
Southern terminus of silent concurrency with Route 3 / US 3
785:
2021:
Partial interchange; Southern terminus of concurrency with Route 110
1250:
1063:
940:
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760:
578:
1550:
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1258:
1071:
634:
200:
795:
route. In between those locations, old Route 3 was designated
38:
2270:
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
767:
From 1922 to 1926, Route 3A between
Kingston and Quincy was
1612:
west (Gallivan Boulevard) / Morrisey Boulevard –
2357:
Office of Transportation Planning - 2005 Road Inventory
829:
The section of Route 3A south of the intersection with
822:
2228:
2183:
2057:
2020:
1874:
1832:
1795:
1758:
1681:
1419:
1373:
837:, a freeway connection from I-95 in Burlington to the
1561:
Interchange; Southbound exit and northbound entrance
1560:
2477:Transportation in Middlesex County, Massachusetts
2462:Transportation in Plymouth County, Massachusetts
2373:
845:, which was given the U.S. Route 3 designation.
2472:Transportation in Suffolk County, Massachusetts
2467:Transportation in Norfolk County, Massachusetts
2229:Northern terminus of concurrency with Route 113
2184:Southern terminus of concurrency with Route 113
2058:Northern terminus of concurrency with Route 110
1929:Northern terminus of concurrency with Route 129
1875:Southern terminus of concurrency with Route 129
1833:Northern terminus of concurrency with Route 62
1796:Southern terminus of concurrency with Route 62
708:
2332:Template:Attached KML/Massachusetts Route 3A
997:Southern terminus of Plimoth Patuxet Highway
693:This segment is concurrent with Route 3 (to
2348:
2346:
2344:
1420:Northern end of concurrency with Route 139
1374:Southern end of concurrency with Route 139
775:became Route 3, Route 6A became Route 3A.
27:State highway in eastern Massachusetts, US
2335:
2341:
712:
671:
2452:Transportation in Lowell, Massachusetts
688:
14:
2374:
848:
215:22.5043 mi (36.2172 km)
2239:
2233:
2200:
2192:
2188:
2155:
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2025:
1988:
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1471:
1462:Rotary; Eastern terminus of Route 123
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949:
926:
920:
608:
2011:east / Thorndike Street –
945:Southern terminus; Exit 3 on Route 3
852:
603:
95:53.392 mi (85.926 km)
788:in the late 1920s and early 1930s.
24:
2353:Executive Office of Transportation
1984:Exits 5A-B on the Lowell Connector
898:
821:
799:. The section of old Route 3 from
759:
744:state line, where it continues as
676:Eastern terminus of US 44 along 3A
380:Massachusetts State Highway System
25:
2493:
2382:Numbered routes in Massachusetts
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1551:Quincy Shore Drive south –
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1107:
1101:
1094:
1088:
1050:
1015:
1009:
978:
972:
960:Route 3A joins/leaves State Road
927:
857:
752:in Tyngsborough is former US 3.
491:is a 97-mile-long (156 km)
470:
450:
427:
412:
300:
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268:
233:
228:
223:
179:
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132:
122:
103:
37:
868:missing mileposts for junctions
1034:Eastern terminus of US 44
773:New England Interstate Route 6
18:Massachusetts Route 3A (south)
13:
1:
2304:
2193:Tyngsborough Bridge over the
1618:Eastern terminus of Route 203
1542:Northern terminus of Route 53
1221:Southern terminus of Route 53
1184:Eastern terminus of Route 106
893:
74:97 mi (156 km)
2146:Eastern terminus of Route 40
2113:Northern terminus of Route 4
1300:Eastern terminus of Route 14
1126:Eastern terminus of Route 80
7:
2457:Tyngsborough, Massachusetts
2362:September 27, 2006, at the
577:, before separating again (
52:Route 3A highlighted in red
10:
2498:
1698:
910:
755:
709:Burlington to Tyngsborough
682:Claire Saltonstall Bikeway
2447:Chelmsford, Massachusetts
2437:Burlington, Massachusetts
2402:Marshfield, Massachusetts
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118:
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78:
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62:
57:
50:
34:
2442:Billerica, Massachusetts
2432:Transportation in Boston
2288:
2276:
954:State Road south –
771:Route 6A. In 1926, when
2422:Weymouth, Massachusetts
2412:Cohasset, Massachusetts
2407:Scituate, Massachusetts
2392:Kingston, Massachusetts
2387:Plymouth, Massachusetts
985:Plimoth Patuxet Highway
724:This segment parallels
717:Northbound 3A entering
613:This segment parallels
2417:Hingham, Massachusetts
2397:Duxbury, Massachusetts
826:
769:New England Interstate
764:
746:New Hampshire Route 3A
721:
677:
2427:Quincy, Massachusetts
843:Nashua, New Hampshire
825:
763:
716:
675:
2336:KML is from Wikidata
835:Northwest Expressway
748:. The part south of
689:Boston to Burlington
588:. It stretches from
849:Major intersections
701:(from Cambridge to
257:Major intersections
119:Major intersections
2262:Continuation into
1263:Exit 20 on Route 3
1076:Exit 18 on Route 3
827:
765:
722:
678:
609:Plymouth to Boston
499:, which parallels
2302:
2301:
2293:Incomplete access
882:
881:
604:Route description
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485:
482:
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438:
58:Route information
16:(Redirected from
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1972:Lowell Connector
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1176:East Bridgewater
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866:This section is
861:
860:
853:
839:Everett Turnpike
586:Middlesex County
478:
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473:
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304:
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261:Lowell Connector
237:
236:
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226:
207:Northern section
183:
182:
178:
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167:
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135:
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125:
107:
106:
87:Southern section
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21:
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2364:Wayback Machine
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2195:Merrimack River
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1557:Wollaston Beach
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1008:
979:
977:
973:
971:
928:
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872:Please help by
871:
862:
858:
851:
815:is unnumbered.
805:Sagamore Rotary
758:
711:
691:
611:
606:
471:
469:
451:
449:
428:
426:
413:
411:
301:
282:
280:
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267:
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224:
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2221:Route 113
2205:
2202:
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2185:
2182:
2176:Route 113
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2144:
2122:
2119:
2115:
2114:
2111:
2072:
2069:
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2060:
2059:
2056:
2046:Route 110
2030:
2027:
2023:
2022:
2019:
2009:Route 110
1993:
1990:
1986:
1985:
1982:
1943:
1940:
1937:
1931:
1930:
1927:
1913:Route 129
1884:
1881:
1877:
1876:
1873:
1863:Route 129
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1834:
1831:
1805:
1802:
1798:
1797:
1794:
1768:
1765:
1761:
1760:
1757:
1755:Portsmouth, NH
1739:Route 128
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1710:
1707:
1702:
1696:
1695:
1684:
1683:
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1627:
1624:
1620:
1619:
1616:
1610:Route 203
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1591:
1588:
1583:
1577:
1576:
1573:
1571:
1569:
1567:Neponset River
1563:
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1507:
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1500:
1498:
1484:Route 228
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1473:
1470:
1464:
1463:
1460:
1450:Route 123
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1428:
1422:
1421:
1418:
1412:Route 139
1383:
1380:
1376:
1375:
1372:
1366:Route 139
1350:
1347:
1344:
1338:
1337:
1335:
1317:Route 139
1309:
1306:
1302:
1301:
1298:
1272:
1269:
1265:
1264:
1261:
1235:
1232:
1229:
1223:
1222:
1219:
1193:
1190:
1186:
1185:
1182:
1164:Route 106
1135:
1132:
1128:
1127:
1124:
1085:
1082:
1078:
1077:
1074:
1048:
1045:
1042:
1036:
1035:
1032:
1006:
1003:
999:
998:
995:
969:
966:
962:
961:
958:
952:
950:
947:
946:
943:
925:
922:
919:
914:
908:
907:
904:
901:
896:
891:
888:
880:
879:
865:
863:
856:
850:
847:
809:Cape Cod Canal
757:
754:
710:
707:
690:
687:
610:
607:
605:
602:
484:
483:
480:
479:
466:
459:
441:
440:
437:
436:
423:
421:
403:
402:
401:
400:
395:
390:
384:
383:
373:
372:
371:Highway system
368:
367:
364:
363:
346:
342:
341:
336:
332:
331:
326:
322:
321:
317:
316:
313:
312:
298:
297:North end
294:
293:
287:Route 113
274:Route 110
258:
254:
253:
247:Route 128
221:
220:South end
217:
216:
213:
209:
208:
204:
203:
197:Route 203
162:
161:North end
158:
157:
120:
116:
115:
101:
100:South end
97:
96:
93:
89:
88:
84:
83:
80:
76:
75:
72:
68:
67:
63:Maintained by
60:
59:
55:
54:
51:
48:
47:
43:
36:
35:
26:
9:
6:
4:
3:
2:
2494:
2483:
2480:
2478:
2475:
2473:
2470:
2468:
2465:
2463:
2460:
2458:
2455:
2453:
2450:
2448:
2445:
2443:
2440:
2438:
2435:
2433:
2430:
2428:
2425:
2423:
2420:
2418:
2415:
2413:
2410:
2408:
2405:
2403:
2400:
2398:
2395:
2393:
2390:
2388:
2385:
2383:
2380:
2379:
2377:
2365:
2361:
2358:
2354:
2349:
2347:
2345:
2340:
2333:
2324:
2320:
2316:
2315:
2294:
2286:
2282:
2274:
2273:
2268:
2265:
2264:New Hampshire
2259:
2256:north –
2255:
2232:
2226:
2222:
2199:
2196:
2187:
2181:
2177:
2153:
2149:
2143:
2139:
2138:Route 40
2116:
2110:
2106:
2102:
2065:
2061:
2055:
2051:
2047:
2024:
2018:
2014:
2010:
1987:
1981:
1977:
1973:
1936:
1932:
1926:
1922:
1918:
1914:
1878:
1872:
1868:
1864:
1840:
1836:
1830:
1826:
1822:
1821:Route 62
1799:
1793:
1792:North Reading
1789:
1785:
1784:Route 62
1762:
1756:
1752:
1748:
1744:
1740:
1736:
1732:
1706:
1701:
1697:
1694:
1690:
1685:
1678:
1675:south /
1674:
1671:south /
1670:
1621:
1615:
1611:
1587:
1582:
1578:
1568:
1564:
1558:
1554:
1545:
1539:
1536:south –
1535:
1534:Route 53
1511:
1506:
1502:
1497:
1496:South Hingham
1493:
1489:
1485:
1469:
1465:
1459:
1455:
1451:
1427:
1423:
1417:
1413:
1377:
1371:
1367:
1343:
1339:
1334:
1330:
1326:
1322:
1318:
1303:
1297:
1293:
1289:
1288:Route 14
1266:
1260:
1256:
1252:
1248:
1244:
1228:
1224:
1218:
1214:
1211:north –
1210:
1209:Route 53
1187:
1181:
1177:
1173:
1169:
1168:Route 27
1165:
1129:
1123:
1119:
1118:Route 58
1115:
1114:Route 80
1079:
1073:
1069:
1065:
1061:
1057:
1041:
1037:
1031:
1027:
1026:Middleborough
1023:
1000:
994:
990:
986:
963:
957:
956:Scusset Beach
948:
942:
938:
934:
918:
913:
909:
885:
875:
869:
864:
855:
854:
846:
844:
840:
836:
832:
824:
820:
816:
814:
810:
806:
803:south to the
802:
798:
794:
789:
787:
782:
776:
774:
770:
762:
753:
751:
747:
743:
742:New Hampshire
739:
735:
731:
730:Interstate 95
727:
720:
715:
706:
704:
700:
696:
686:
683:
674:
670:
668:
664:
660:
656:
652:
648:
644:
640:
636:
632:
628:
624:
620:
616:
601:
599:
595:
591:
590:Interstate 95
587:
582:
580:
576:
571:
569:
565:
561:
557:
553:
549:
545:
541:
537:
533:
529:
524:
522:
521:New Hampshire
518:
514:
510:
506:
502:
498:
497:Massachusetts
494:
493:state highway
490:
477:
467:
465:
464:
460:
457:
447:
446:
442:
434:
433:Route 3B
424:
422:
419:
409:
408:
404:
399:
396:
394:
391:
389:
386:
385:
382:
381:
377:
376:
374:
369:
365:
362:
358:
354:
350:
347:
343:
340:
339:Massachusetts
337:
333:
330:
329:United States
327:
323:
318:
314:
311:
307:
299:
295:
292:
288:
279:
275:
266:
262:
259:
255:
252:
248:
244:
240:
222:
218:
214:
210:
205:
202:
198:
194:
190:
186:
163:
159:
156:
152:
151:Route 53
143:
139:
138:Route 53
129:
121:
117:
114:
110:
102:
98:
94:
90:
85:
81:
77:
73:
69:
66:
61:
56:
49:
40:
33:
30:
19:
2482:U.S. Route 3
2312:
2290:
2278:
2223:east –
2178:west –
2152:Tyngsborough
2140:west –
2101:Route 4
2048:west –
1865:east –
1823:west –
1786:east –
1677:Route 3
1452:west –
1416:Route 3
1368:east –
1325:Green Harbor
1290:west –
1243:Route 3
1056:Route 3
1024:west –
989:Route 3
933:Route 3
903:Destinations
867:
828:
817:
790:
777:
766:
723:
719:Tyngsborough
699:U.S. Route 3
692:
679:
621:in southern
612:
583:
572:
525:
523:state line.
517:Tyngsborough
511:in southern
505:U.S. Route 3
488:
487:
461:
418:Route 3
378:
291:Tyngsborough
193:Route 3
109:Route 3
82:1926–present
29:
2281:Concurrency
874:adding them
697:) and then
495:in eastern
130:in Plymouth
2376:Categories
2305:References
2254:NH 3A
2109:Burlington
2064:Chelmsford
2050:Chelmsford
1925:Nashua, NH
1921:Chelmsford
1788:Wilmington
1705:Burlington
1342:Marshfield
1329:Brant Rock
1030:Providence
1022:US 44
801:Cedarville
738:Burlington
703:Burlington
647:Marshfield
631:Dorchester
619:Cedarville
575:Burlington
548:Marshfield
532:Dorchester
509:Cedarville
388:Interstate
310:Hudson, NH
306:NH 3A
251:Burlington
128:US 44
2180:Dunstable
2105:US 3
2103:south to
2054:Worcester
1980:US 3
1974:south to
1917:US 3
1871:Wakefield
1839:Billerica
1735:US 3
1700:Middlesex
1673:US 1
1488:Nantasket
1370:Fieldston
1333:Fieldston
831:Route 113
807:near the
786:Route 128
750:Route 113
734:Route 128
695:Cambridge
594:Route 128
361:Middlesex
243:US 3
189:US 1
2360:Archived
2314:KML file
2283:terminus
2107: –
2017:Lawrence
1978: /
1919: –
1915:west to
1741: –
1737: /
1733: /
1553:Squantum
1538:Weymouth
1486: –
1458:Brockton
1426:Scituate
1414:west to
1321:Brockton
1319: –
1292:Pembroke
1251:Cape Cod
1247:Plymouth
1245: –
1213:Pembroke
1170: –
1166:west to
1122:Plympton
1120: –
1116:west to
1064:Cape Cod
1060:Plymouth
1058: –
1040:Kingston
991: –
987:west to
941:Cape Cod
935: –
917:Plymouth
912:Plymouth
890:Location
797:Route 53
663:Weymouth
655:Cohasset
651:Scituate
639:Kingston
633:area of
627:Neponset
623:Plymouth
598:Route 3A
564:Weymouth
556:Cohasset
552:Scituate
540:Kingston
534:area of
528:Neponset
513:Plymouth
489:Route 3A
349:Plymouth
345:Counties
320:Location
245: /
241: /
195: /
191: /
187: /
142:Kingston
113:Plymouth
44:Route 3A
1867:Reading
1829:Concord
1825:Bedford
1751:Peabody
1743:Waltham
1689:Route 3
1614:Ashmont
1581:Suffolk
1505:Norfolk
1468:Hingham
1454:Norwell
1227:Duxbury
1217:Hanover
1180:Whitman
1172:Halifax
1068:Duxbury
793:freeway
781:Cushing
756:History
740:to the
659:Hingham
643:Duxbury
629:in the
615:Route 3
579:MassDOT
560:Hingham
544:Duxbury
530:in the
519:at the
501:Route 3
476:Route 7
456:Route 6
357:Suffolk
353:Norfolk
325:Country
79:Existed
65:MassDOT
2258:Hudson
2237:156.11
2225:Lowell
2204:153.37
2159:153.05
2142:Groton
2121:147.74
2071:146.61
2029:141.46
2013:Dracut
1992:141.14
1942:140.50
1935:Lowell
1883:134.54
1846:132.61
1804:125.21
1767:124.24
1747:Lowell
1586:Boston
1575:Bridge
1510:Quincy
1296:Boston
1259:Boston
1255:Quincy
1072:Boston
993:Boston
937:Boston
887:County
813:Bourne
667:Quincy
635:Boston
568:Quincy
536:Boston
278:Lowell
265:Lowell
212:Length
201:Boston
155:Quincy
92:Length
71:Length
2234:97.00
2201:95.30
2156:95.10
2118:91.80
2068:91.10
2026:87.90
1989:87.70
1976:I-495
1939:87.30
1880:83.60
1843:82.40
1801:77.80
1764:77.20
1712:120.4
1679:south
1626:86.28
1623:53.61
1593:86.26
1590:53.60
1517:78.86
1514:49.00
1475:67.91
1472:42.20
1433:55.52
1430:34.50
1382:45.22
1379:28.10
1349:44.58
1346:27.70
1308:40.23
1305:25.00
1271:38.95
1268:24.20
1234:33.15
1231:20.60
1192:32.67
1189:20.30
1134:30.42
1131:18.90
1084:30.09
1081:18.70
1047:29.45
1044:18.30
1005:24.14
1002:15.00
968:18.35
965:11.40
906:Notes
736:) in
728:from
617:from
507:from
398:State
335:State
2323:help
2319:edit
1731:I-95
1709:74.8
1693:US 3
1687:See
1669:I-93
1492:Hull
924:0.00
921:0.00
726:US 3
680:The
665:and
566:and
503:and
463:N.E.
239:I-95
185:I-93
841:in
811:in
669:.
625:to
515:to
308:in
289:in
276:in
263:in
249:in
199:in
153:in
140:in
111:in
2378::
2355:,
2343:^
2321:•
2052:,
2015:,
1923:,
1869:,
1827:,
1790:,
1753:,
1749:,
1745:,
1555:,
1494:,
1490:,
1456:,
1331:,
1327:,
1323:,
1294:,
1257:,
1253:,
1249:,
1215:,
1178:,
1174:,
1070:,
1066:,
1062:,
1028:,
939:,
899:km
894:mi
661:,
657:,
653:,
649:,
645:,
641:,
600:.
570:.
562:,
558:,
554:,
550:,
546:,
542:,
468:→
448:←
425:→
410:←
393:US
359:,
355:,
351:,
2325:)
2317:(
1691:/
876:.
870:.
732:(
592:(
20:)
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