26:
1021:
698:
192:
993:
960:
917:
889:
858:
825:
720:
590:
527:
174:
89:
1049:
672:
339:
213:
155:
792:
759:
169:
132:
112:
911:
852:
819:
786:
753:
584:
987:
954:
666:
40:
613:
549:
137:
117:
324:
450:
agreed to keep truck traffic routed via
Jackson Street, which was retained as LA 20 Spur. By the late 1990s, LA 20 was routed back onto Jackson Street, reinstating a short concurrency with LA 1 from St. Mary Street to West 1st Street and utilizing LA 308 to connect with North Canal Boulevard.
442:
In 1972, LA 20 was routed off of
Jackson Street in downtown Thibodaux and onto parallel Canal Boulevard, a four-lane, largely residential thoroughfare. The extension of Canal Boulevard north of
1124:
1388:
570:
148:
1398:
1393:
1225:
1176:
447:
53:
968:
1341:
1263:(Map) (January 1, 1958 ed.). Cartography by Department of Highways Traffic and Planning Section. Louisiana Department of Highways. 1953.
1327:
292:
446:
was to be opened soon, bypassing St. Patrick Street. The route change was opposed by
Thibodaux's mayor, Warren Harang, and the
1336:
1383:
302:
478:(or Veterans Memorial Bridge) in May 1995, and LA 20 was truncated to its present terminus in Vacherie two years later.
1292:(Map). Cartography by Office of Planning and Programming. Louisiana Department of Transportation and Development. 1999.
297:
71:
1314:
1309:
1356:
1351:
307:
1361:
647:
509:
259:
1346:
935:
734:
634:
267:
263:
616:
552:
467:
395:
144:
124:
1175:(Map) (January 1, 1958 ed.). Cartography by Department of Highways Traffic and Planning Section.
1366:
1056:
1028:
1008:
940:
327:
220:
199:
140:
120:
833:
767:
1326:
1193:(Map). Cartography by Louisiana Department of Highways. Louisiana Department of Highways. 1976.
1024:
701:
624:
620:
560:
556:
463:
195:
997:
964:
921:
892:
862:
829:
723:
594:
530:
387:
367:
181:
92:
1052:
739:
676:
652:
427:
403:
375:
371:
342:
216:
185:
162:
158:
8:
876:
866:
800:
796:
763:
411:
177:
402:) at two locations (Exits 189 & 194) as it heads northeastward, where it intersects
1084:
925:
459:
431:
423:
1318:
1060:
1032:
514:
455:
96:
399:
680:
475:
471:
443:
378:. It spans a total of 36.6 miles (58.9 km) as a two lane, undivided road.
1377:
1064:
415:
407:
363:
239:
1274:
Bell, Rhonda; Hyman, Vicki (May 5, 1995). "St. John, St. James link open".
419:
391:
454:
In
Vacherie, LA 20 originally turned east along LA 18 and crossed the
25:
1129:
1116:
249:
1210:(Map). Cartography by Shearer. Shearer Publishing. 1997. p. 75.
848:
815:
782:
749:
422:
before it enters St. James Parish. LA 20 runs northward through
1120:
1074:
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
39:
1224:(Map). Cartography by Office of Planning and Programming.
418:
as it continues northward. The road then passes through
474:). The ferry service was replaced by the newly opened
1226:
Louisiana
Department of Transportation and Development
870:
837:
804:
771:
1246:. Baton Rouge. June 18, 1955. p. 3B–4B.
1375:
1152:
1150:
1148:
1237:
1235:
1389:Transportation in Terrebonne Parish, Louisiana
1161:. Baton Rouge. December 29, 1972. p. 16A.
1399:Transportation in St. James Parish, Louisiana
1394:Transportation in Lafourche Parish, Louisiana
1145:
1232:
1202:
1200:
1157:"Truck traffic route changed in Thibodaux".
1267:
390:in the northwest Terrebonne Parish town of
1328:Template:Attached KML/Louisiana Highway 20
1255:
1253:
1115:
1331:
1273:
1197:
16:State highway in Louisiana, United States
1337:La DOTD State, District, and Parish Maps
1282:
1214:
1165:
410:. LA 20 turns due north and intersects
1250:
1183:
679:east (Main Street, Park Avenue) β
1376:
1111:
1109:
1107:
685:Interchange; western terminus of LA 24
481:
394:. The road parallels then intersects
1357:Terrebonne Parish (Northeast Section)
1352:Terrebonne Parish (Northwest Section)
1046:
1040:
1018:
1012:
983:
977:
950:
944:
907:
901:
886:
880:
842:
809:
776:
743:
717:
711:
695:
689:
662:
656:
610:
604:
580:
574:
546:
540:
524:
518:
1362:Lafourche Parish (Northwest Section)
381:
1104:
13:
1242:"Act No. 40, House Bill No. 311".
14:
1410:
1300:
426:and ends at an intersection with
1177:Louisiana Department of Highways
1173:Lafourche Parish (North Section)
1047:
1019:
991:
985:
958:
952:
915:
909:
887:
856:
850:
823:
817:
790:
784:
757:
751:
718:
707:Southeastern terminus of LA 3185
696:
670:
664:
611:
588:
582:
547:
525:
462:. It then followed what is now
448:Louisiana Department of Highways
386:From the south, LA 20 begins at
337:
322:
211:
190:
172:
167:
153:
135:
130:
115:
110:
87:
63:36.6 mi (58.9 km)
38:
24:
1222:Lafourche Parish (West Section)
897:Northeastern terminus of LA 304
799:south (West 1st Street) β
766:north (St. Mary Street) β
729:Southwestern terminus of LA 648
871:East end of LA 308 concurrency
838:West end of LA 308 concurrency
286:Louisiana State Highway System
1:
1097:
805:East end of LA 1 concurrency
772:West end of LA 1 concurrency
7:
1384:State highways in Louisiana
930:Northern terminus of LA 307
600:Southern terminus of LA 309
10:
1415:
1278:. New Orleans. p. A1.
1003:Western terminus of LA 644
973:Western terminus of LA 643
865:south (Bayou Road) β
832:north (Bayou Road) β
597:north (Brule Guillot Road)
437:
1073:
1068:
1043:
1036:
1015:
1007:
1002:
980:
972:
947:
939:
934:
929:
904:
896:
883:
875:
845:
812:
779:
746:
738:
733:
728:
714:
706:
692:
684:
659:
651:
646:
641:
633:
628:
607:
599:
577:
569:
564:
543:
535:
521:
513:
508:
503:
500:
497:
494:
491:
488:
315:
282:
277:
273:
255:
245:
235:
230:
226:
207:
102:
83:
78:
67:
59:
51:
46:
37:
21:
1080:
1065:Mississippi River Bridge
1208:The Roads of Louisiana
1332:KML is from Wikidata
1055:(River Road) β
356:Louisiana Highway 20
31:Louisiana Highway 20
533:(Bayou Black Drive)
482:Major intersections
104:Major intersections
1276:The Times-Picayune
726:(Percy Brown Road)
704:(Elizabeth Street)
642:No major junctions
1095:
1094:
969:Lac Des Allemands
639:
629:Exit 194 on US 90
565:Exit 189 on US 90
466:to a terminus at
456:Mississippi River
382:Route description
368:Terrebonne Parish
353:
352:
349:
348:
47:Route information
1406:
1367:St. James Parish
1322:
1294:
1293:
1290:St. James Parish
1286:
1280:
1279:
1271:
1265:
1264:
1261:St. James Parish
1257:
1248:
1247:
1239:
1230:
1229:
1218:
1212:
1211:
1204:
1195:
1194:
1187:
1181:
1180:
1169:
1163:
1162:
1159:Morning Advocate
1154:
1143:
1142:
1140:
1138:
1113:
1088:
1081:
1069:Eastern terminus
1051:
1050:
1023:
1022:
996:
995:
994:
989:
988:
963:
962:
961:
956:
955:
920:
919:
918:
913:
912:
891:
890:
861:
860:
859:
854:
853:
828:
827:
826:
821:
820:
795:
794:
793:
788:
787:
762:
761:
760:
755:
754:
722:
721:
700:
699:
675:
674:
673:
668:
667:
638:
615:
614:
593:
592:
591:
586:
585:
551:
550:
536:Western terminus
529:
528:
486:
485:
376:St. James Parish
372:Lafourche Parish
345:
341:
340:
330:
326:
325:
317:
316:
215:
214:
194:
193:
176:
175:
171:
170:
157:
156:
139:
138:
134:
133:
119:
118:
114:
113:
105:
91:
90:
72:1955 renumbering
42:
28:
19:
18:
1414:
1413:
1409:
1408:
1407:
1405:
1404:
1403:
1374:
1373:
1333:
1330:
1325:
1324:
1323:
1307:
1303:
1298:
1297:
1288:
1287:
1283:
1272:
1268:
1259:
1258:
1251:
1241:
1240:
1233:
1220:
1219:
1215:
1206:
1205:
1198:
1189:
1188:
1184:
1171:
1170:
1166:
1156:
1155:
1146:
1136:
1134:
1114:
1105:
1100:
1091:
1083:
1079:
1075:
1048:
1020:
992:
990:
986:
984:
959:
957:
953:
951:
916:
914:
910:
908:
888:
857:
855:
851:
849:
824:
822:
818:
816:
791:
789:
785:
783:
758:
756:
752:
750:
719:
697:
671:
669:
665:
663:
637:
612:
589:
587:
583:
581:
548:
526:
484:
476:Gramercy Bridge
472:Airline Highway
444:Bayou Lafourche
440:
384:
338:
336:
323:
321:
212:
191:
173:
168:
154:
136:
131:
116:
111:
103:
88:
79:Major junctions
33:
32:
29:
17:
12:
11:
5:
1412:
1402:
1401:
1396:
1391:
1386:
1372:
1371:
1370:
1369:
1364:
1359:
1354:
1349:
1344:
1306:
1305:
1304:
1302:
1301:External links
1299:
1296:
1295:
1281:
1266:
1249:
1231:
1213:
1196:
1182:
1164:
1144:
1125:"Map of LA 20"
1102:
1101:
1099:
1096:
1093:
1092:
1090:
1089:
1076:
1071:
1070:
1067:
1057:Donaldsonville
1045:
1042:
1038:
1037:
1035:
1029:Donaldsonville
1017:
1014:
1011:
1009:North Vacherie
1005:
1004:
1001:
982:
979:
975:
974:
971:
949:
946:
943:
941:South Vacherie
938:
932:
931:
928:
906:
903:
899:
898:
895:
885:
882:
879:
873:
872:
869:
847:
844:
840:
839:
836:
814:
811:
807:
806:
803:
781:
778:
774:
773:
770:
748:
745:
742:
737:
731:
730:
727:
716:
713:
709:
708:
705:
694:
691:
687:
686:
683:
661:
658:
655:
650:
644:
643:
640:
631:
630:
627:
609:
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598:
579:
576:
573:
567:
566:
563:
545:
542:
538:
537:
534:
523:
520:
517:
512:
506:
505:
502:
499:
496:
493:
490:
483:
480:
439:
436:
432:North Vacherie
424:South Vacherie
383:
380:
351:
350:
347:
346:
333:
331:
313:
312:
311:
310:
305:
300:
295:
289:
288:
280:
279:
278:Highway system
275:
274:
271:
270:
257:
253:
252:
247:
243:
242:
237:
233:
232:
228:
227:
224:
223:
221:North Vacherie
209:
205:
204:
203:
202:
200:North Vacherie
188:
165:
151:
128:
106:
100:
99:
85:
81:
80:
76:
75:
69:
65:
64:
61:
57:
56:
54:Louisiana DOTD
52:Maintained by
49:
48:
44:
43:
35:
34:
30:
23:
22:
15:
9:
6:
4:
3:
2:
1411:
1400:
1397:
1395:
1392:
1390:
1387:
1385:
1382:
1381:
1379:
1368:
1365:
1363:
1360:
1358:
1355:
1353:
1350:
1348:
1345:
1343:
1340:
1339:
1338:
1335:
1334:
1329:
1320:
1316:
1312:
1311:
1291:
1285:
1277:
1270:
1262:
1256:
1254:
1245:
1238:
1236:
1227:
1223:
1217:
1209:
1203:
1201:
1192:
1186:
1178:
1174:
1168:
1160:
1153:
1151:
1149:
1132:
1131:
1126:
1122:
1118:
1112:
1110:
1108:
1103:
1086:
1078:
1077:
1072:
1066:
1062:
1058:
1054:
1039:
1034:
1030:
1026:
1010:
1006:
999:
976:
970:
967:east –
966:
942:
937:
933:
927:
924:south β
923:
900:
894:
878:
874:
868:
864:
841:
835:
834:Napoleonville
831:
808:
802:
798:
775:
769:
768:Napoleonville
765:
741:
736:
732:
725:
710:
703:
688:
682:
678:
654:
649:
645:
636:
632:
626:
622:
618:
603:
596:
572:
568:
562:
558:
554:
539:
532:
516:
511:
507:
487:
479:
477:
473:
469:
465:
461:
457:
452:
449:
445:
435:
433:
429:
425:
421:
417:
413:
409:
405:
401:
397:
393:
389:
379:
377:
373:
369:
365:
364:state highway
361:
357:
344:
334:
332:
329:
319:
318:
314:
309:
306:
304:
301:
299:
296:
294:
291:
290:
287:
284:
283:
281:
276:
272:
269:
265:
261:
258:
254:
251:
248:
244:
241:
240:United States
238:
234:
229:
225:
222:
218:
210:
208:East end
206:
201:
197:
189:
187:
183:
179:
166:
164:
160:
152:
150:
146:
142:
129:
126:
122:
109:
108:
107:
101:
98:
94:
86:
84:West end
82:
77:
73:
70:
66:
62:
58:
55:
50:
45:
41:
36:
27:
20:
1308:
1289:
1284:
1275:
1269:
1260:
1243:
1221:
1216:
1207:
1190:
1185:
1172:
1167:
1158:
1135:. Retrieved
1128:
1082:
1025:LA 3127
702:LA 3185
501:Destinations
458:by ferry to
453:
441:
385:
366:that serves
359:
355:
354:
285:
196:LA 3127
1347:District 61
1342:District 02
1244:State-Times
1137:November 5,
1133:. Microsoft
1085:Concurrency
998:LA 644
965:LA 643
922:LA 307
893:LA 304
863:LA 308
830:LA 308
724:LA 648
625:New Orleans
621:Morgan City
595:LA 309
561:New Orleans
557:Morgan City
531:LA 182
400:Future I-49
182:LA 308
141:Future I-49
121:Future I-49
93:LA 182
1378:Categories
1098:References
1053:LA 18
677:LA 24
648:Terrebonne
617:US 90
571:Chacahoula
553:US 90
510:Terrebonne
343:LA 21
293:Interstate
260:Terrebonne
217:LA 18
159:LA 24
149:Chacahoula
145:US 90
125:US 90
1191:Louisiana
1130:Bing Maps
1117:Microsoft
936:St. James
797:LA 1
764:LA 1
740:Thibodaux
735:Lafourche
653:Schriever
635:Lafourche
416:Thibodaux
408:Schriever
268:St. James
264:Lafourche
250:Louisiana
186:Thibodaux
178:LA 1
163:Schriever
127:in Gibson
1310:KML file
1087:terminus
1027: β
877:Chackbay
867:Raceland
801:Raceland
619: β
555: β
492:Location
420:Chackbay
256:Parishes
231:Location
180: /
143: /
123: /
74:βpresent
1228:. 1998.
1179:. 1953.
1127:(Map).
926:Kraemer
464:LA 3274
460:Lutcher
438:History
396:U.S. 90
362:) is a
236:Country
68:Existed
1061:Luling
1033:Boutte
515:Gibson
489:Parish
392:Gibson
388:LA 182
374:, and
308:Scenic
97:Gibson
60:Length
1121:Nokia
681:Houma
504:Notes
468:US 61
428:LA 18
404:LA 24
360:LA 20
303:State
246:State
1319:help
1315:edit
1139:2012
1044:58.9
1041:36.6
1016:54.6
1013:33.9
1000:east
981:51.5
978:32.0
948:50.9
945:31.6
905:44.6
902:27.7
884:36.5
881:22.7
846:27.2
843:16.9
813:26.7
810:16.6
780:26.6
777:16.5
747:26.4
744:16.4
715:23.8
712:14.8
693:22.0
690:13.7
660:20.1
657:12.5
412:LA 1
328:I-20
608:9.5
605:5.9
578:9.0
575:5.6
544:1.9
541:1.2
522:0.0
519:0.0
430:in
414:in
406:in
219:in
198:in
184:in
161:in
147:in
95:in
1380::
1317:β’
1252:^
1234:^
1199:^
1147:^
1123:.
1119:;
1106:^
1063:/
1059:,
1031:,
623:,
559:,
498:km
495:mi
434:.
370:,
335:β
320:β
298:US
266:,
262:,
1321:)
1313:(
1141:.
470:(
398:(
358:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.