Regional Transportation Agency of Central Maryland 503 Laurel / Columbia Bus

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      Towne Centre Laurel – Mall in Columbia

      Towne Centre Laurel

      05:3006:3007:3008:3009:3010:3011:3012:3013:3014:3015:3016:3017:3018:3019:30

      Ashford Blvd / Fenwick Ct

      05:3006:3007:3008:3009:3010:3011:3012:3013:3014:3015:3016:3017:3018:3019:30

      Cherry Ln / Ashford Blvd (Westbound)

      05:3006:3007:3008:3009:3010:3011:3012:3013:3014:3015:3016:3017:3018:3019:30

      Cherry Ln / Belle Ami Dr (Westbound)

      05:3106:3107:3108:3109:3110:3111:3112:3113:3114:3115:3116:3117:3118:3119:31

      Cherry Ln / Kalmia Dr

      05:3106:3107:3108:3109:3110:3111:3112:3113:3114:3115:3116:3117:3118:3119:31

      Van Dusen Rd / Erica Ln

      05:3206:3207:3208:3209:3210:3211:3212:3213:3214:3215:3216:3217:3218:3219:32

      Van Dusen Rd / Alan Dr

      05:3206:3207:3208:3209:3210:3211:3212:3213:3214:3215:3216:3217:3218:3219:32

      Old Sandy Spring Rd / Van Dusen Rd

      05:3306:3307:3308:3309:3310:3311:3312:3313:3314:3315:3316:3317:3318:3319:33

      Old Sandy Spring Rd / West St

      05:3306:3307:3308:3309:3310:3311:3312:3313:3314:3315:3316:3317:3318:3319:33

      Sandy Spring Rd / Westview Terrace

      05:3406:3407:3408:3409:3410:3411:3412:3413:3414:3415:3416:3417:3418:3419:34

      Montgomery St / 9th St (Eastbound)

      05:3406:3407:3408:3409:3410:3411:3412:3413:3414:3415:3416:3417:3418:3419:34

      7th St / Main St (Northbound)

      05:3506:3507:3508:3509:3510:3511:3512:3513:3514:3515:3516:3517:3518:3519:35

      7th St / Baltimore Ave

      05:3506:3507:3508:3509:3510:3511:3512:3513:3514:3515:3516:3517:3518:3519:35

      All Saints Rd / Covered Wagon Dr

      05:3706:3707:3708:3709:3710:3711:3712:3713:3714:3715:3716:3717:3718:3719:37

      All Saints Rd / North Laurel Rd (Eastbound)

      05:3706:3707:3708:3709:3710:3711:3712:3713:3714:3715:3716:3717:3718:3719:37

      Whiskey Bottom Rd / Moonshine Hollow

      05:3806:3807:3808:3809:3810:3811:3812:3813:3814:3815:3816:3817:3818:3819:38

      Whiskey Bottom Rd / Glen Ridge Dr

      05:3806:3807:3808:3809:3810:3811:3812:3813:3814:3815:3816:3817:3818:3819:38

      North Laurel Community Center

      05:4006:4007:4008:4009:4010:4011:4012:4013:4014:4015:4016:4017:4018:4019:40

      Whiskey Bottom Rd / Manorwood Rd

      05:4106:4107:4108:4109:4110:4111:4112:4113:4114:4115:4116:4117:4118:4119:41

      Whiskey Bottom Rd / Harmony Ln

      05:4306:4307:4308:4309:4310:4311:4312:4313:4314:4315:4316:4317:4318:4319:43

      Whiskey Bottom Rd / All Saints Rd

      05:4306:4307:4308:4309:4310:4311:4312:4313:4314:4315:4316:4317:4318:4319:43

      Stephens Rd / Hammonds Overlook Ct

      05:4406:4407:4408:4409:4410:4411:4412:4413:4414:4415:4416:4417:4418:4419:44

      Gorman Rd / Shantha Ct (Eastbound)

      05:4706:4707:4708:4709:4710:4711:4712:4713:4714:4715:4716:4717:4718:4719:47

      Gorman Rd / Falling Waters Ct (Eastbound)

      05:4806:4807:4808:4809:4810:4811:4812:4813:4814:4815:4816:4817:4818:4819:48

      Gorman Rd / Rock Ripple Ln (Eastbound)

      05:4906:4907:4908:4909:4910:4911:4912:4913:4914:4915:4916:4917:4918:4919:49

      Gorman Rd / Foundry St (Eastbound)

      05:5206:5207:5208:5209:5210:5211:5212:5213:5214:5215:5216:5217:5218:5219:52

      Foundry St / Washington St (Northbound)

      05:5206:5207:5208:5209:5210:5211:5212:5213:5214:5215:5216:5217:5218:5219:52

      Savage Guilford Rd / Baltimore St (Northbound)

      05:5306:5307:5308:5309:5310:5311:5312:5313:5314:5315:5316:5317:5318:5319:53

      Savage Guilford Rd / Lincoln St (Northbound)

      05:5306:5307:5308:5309:5310:5311:5312:5313:5314:5315:5316:5317:5318:5319:53

      Savage Guilford Rd / Patuxent Valley Middle School (Northbound)

      05:5506:5507:5508:5509:5510:5511:5512:5513:5514:5515:5516:5517:5518:5519:55

      Vollmerhausen Rd / Castleford Dr

      05:5606:5607:5608:5609:5610:5611:5612:5613:5614:5615:5616:5617:5618:5619:56

      Vollmerhausen Rd / Willowwood Way

      05:5706:5707:5708:5709:5710:5711:5712:5713:5714:5715:5716:5717:5718:5719:57

      Guilford Rd / Vollmerhausen Rd (Northbound)

      05:5706:5707:5708:5709:5710:5711:5712:5713:5714:5715:5716:5717:5718:5719:57

      Morningside Park Apartments

      05:5806:5807:5808:5809:5810:5811:5812:5813:5814:5815:5816:5817:5818:5819:58

      Guilford Rd / 12 Sons Ct

      05:5806:5807:5808:5809:5810:5811:5812:5813:5814:5815:5816:5817:5818:5819:58

      Guilford Rd / Stirling Bridge Dr (Northbound)

      06:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:00

      Guilford Rd / Oakland Mills Rd

      06:0107:0108:0109:0110:0111:0112:0113:0114:0115:0116:0117:0118:0119:0120:01

      Guilford Rd / Ridgeview Dr

      06:0107:0108:0109:0110:0111:0112:0113:0114:0115:0116:0117:0118:0119:0120:01

      Gerwig Ln / Humanim (Northbound)

      06:0307:0308:0309:0310:0311:0312:0313:0314:0315:0316:0317:0318:0319:0320:03

      Gerwig Ln / Howard County Food Bank (Northbound)

      06:0407:0408:0409:0410:0411:0412:0413:0414:0415:0416:0417:0418:0419:0420:04

      Gerwig Ln / Berger Rd (Northbound)

      06:0507:0508:0509:0510:0511:0512:0513:0514:0515:0516:0517:0518:0519:0520:05

      Minstrel Way / Snowden River Pkwy (Northbound)

      06:0607:0608:0609:0610:0611:0612:0613:0614:0615:0616:0617:0618:0619:0620:06

      Patuxent Woods Dr / Community Resources Campus

      06:0807:0808:0809:0810:0811:0812:0813:0814:0815:0816:0817:0818:0819:0820:08

      Community Resources Campus / Board of Elections

      06:0907:0908:0909:0910:0911:0912:0913:0914:0915:0916:0917:0918:0919:0920:09

      Community Resources Campus / Department of Social Services

      06:0907:0908:0909:0910:0911:0912:0913:0914:0915:0916:0917:0918:0919:0920:09

      Broken Land Pkwy / Snowden River Pkwy

      06:1107:1108:1109:1110:1111:1112:1113:1114:1115:1116:1117:1118:1119:1120:11

      Cradlerock Way / Broken Staff

      06:1307:1308:1309:1310:1311:1312:1313:1314:1315:1316:1317:1318:1319:1320:13

      Cradlerock Way / Swan Point Way

      06:1407:1408:1409:1410:1411:1412:1413:1414:1415:1416:1417:1418:1419:1420:14

      Owen Brown Village Center

      06:1607:1608:1609:1610:1611:1612:1613:1614:1615:1616:1617:1618:1619:1620:16

      Cradlerock Way / Smooth Path (Northbound)

      06:1607:1608:1609:1610:1611:1612:1613:1614:1615:1616:1617:1618:1619:1620:16

      Cradlerock Way / Talisman Ln (Northbound)

      06:1707:1708:1709:1710:1711:1712:1713:1714:1715:1716:1717:1718:1719:1720:17

      Cradlerock Way / Garland Ln (Westbound)

      06:1707:1708:1709:1710:1711:1712:1713:1714:1715:1716:1717:1718:1719:1720:17

      Cradlerock Way / Frietchie Row (Westbound)

      06:1807:1808:1809:1810:1811:1812:1813:1814:1815:1816:1817:1818:1819:1820:18

      Cradlerock Way / East Columbia Library (Westbound)

      06:1907:1908:1909:1910:1911:1912:1913:1914:1915:1916:1917:1918:1919:1920:19

      Broken Land Pkwy / Cradlerock Way North

      06:2007:2008:2009:2010:2011:2012:2013:2014:2015:2016:2017:2018:2019:2020:20

      Woodside Ct / Stevens Forest Rd

      06:2207:2208:2209:2210:2211:2212:2213:2214:2215:2216:2217:2218:2219:2220:22

      Woodside Ct / Veip Facility

      06:2207:2208:2209:2210:2211:2212:2213:2214:2215:2216:2217:2218:2219:2220:22

      Woodside Ct / Humanim

      06:2307:2308:2309:2310:2311:2312:2313:2314:2315:2316:2317:2318:2319:2320:23

      Broken Land Pkwy / Stevens Forest Rd (Northbound)

      06:2407:2408:2409:2410:2411:2412:2413:2414:2415:2416:2417:2418:2419:2420:24

      Broken Land Pkwy / Hickory Ridge Rd (Northbound)

      06:2607:2608:2609:2610:2611:2612:2613:2614:2615:2616:2617:2618:2619:2620:26

      Broken Land Pkwy / Gramercy Pl (Northbound)

      06:2807:2808:2809:2810:2811:2812:2813:2814:2815:2816:2817:2818:2819:2820:28

      Mall in Columbia

      06:2907:2908:2909:2910:2911:2912:2913:2914:2915:2916:2917:2918:2919:2920:29

      Mall in Columbia – Towne Centre Laurel

      Mall in Columbia06:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:00
      Broken Land Pkwy / Gramercy Pl (Southbound)06:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:00
      Broken Land Pkwy / Hickory Ridge Rd (Southbound)06:0107:0108:0109:0110:0111:0112:0113:0114:0115:0116:0117:0118:0119:0120:01
      Broken Land Pkwy / Stevens Forest Rd (Southbound)06:0407:0408:0409:0410:0411:0412:0413:0414:0415:0416:0417:0418:0419:0420:04
      Woodside Ct / Stevens Forest Rd06:0407:0408:0409:0410:0411:0412:0413:0414:0415:0416:0417:0418:0419:0420:04
      Woodside Ct / Veip Facility06:0407:0408:0409:0410:0411:0412:0413:0414:0415:0416:0417:0418:0419:0420:04
      Woodside Ct / Humanim06:0507:0508:0509:0510:0511:0512:0513:0514:0515:0516:0517:0518:0519:0520:05
      Cradlerock Way / East Columbia Library (Eastbound)06:0807:0808:0809:0810:0811:0812:0813:0814:0815:0816:0817:0818:0819:0820:08
      Cradlerock Way / Frietchie Row (Eastbound)06:0807:0808:0809:0810:0811:0812:0813:0814:0815:0816:0817:0818:0819:0820:08
      Cradlerock Way / Garland Ln (Eastbound)06:1007:1008:1009:1010:1011:1012:1013:1014:1015:1016:1017:1018:1019:1020:10
      Cradlerock Way / Talisman Ln (Southbound)06:1207:1208:1209:1210:1211:1212:1213:1214:1215:1216:1217:1218:1219:1220:12
      Cradlerock Way / Smooth Path (Southbound)06:1207:1208:1209:1210:1211:1212:1213:1214:1215:1216:1217:1218:1219:1220:12
      Owen Brown Village Center06:1407:1408:1409:1410:1411:1412:1413:1414:1415:1416:1417:1418:1419:1420:14
      Cradlerock Way / Hickory Log Cir06:1507:1508:1509:1510:1511:1512:1513:1514:1515:1516:1517:1518:1519:1520:15
      Broken Land Pkwy / Cradlerock Way South (Southbound)06:1507:1508:1509:1510:1511:1512:1513:1514:1515:1516:1517:1518:1519:1520:15
      Broken Land Pkwy / Patuxent Woods Dr06:1707:1708:1709:1710:1711:1712:1713:1714:1715:1716:1717:1718:1719:1720:17
      Patuxent Woods Dr / Community Resources Campus06:1807:1808:1809:1810:1811:1812:1813:1814:1815:1816:1817:1818:1819:1820:18
      Community Resources Campus / Board of Elections06:1807:1808:1809:1810:1811:1812:1813:1814:1815:1816:1817:1818:1819:1820:18
      Community Resources Campus / Department of Social Services06:1907:1908:1909:1910:1911:1912:1913:1914:1915:1916:1917:1918:1919:1920:19
      Snowden River Pkwy / Minstrel Way (Eastbound)06:2007:2008:2009:2010:2011:2012:2013:2014:2015:2016:2017:2018:2019:2020:20
      Minstrel Way / Snowden River Pkwy (Southbound)06:2107:2108:2109:2110:2111:2112:2113:2114:2115:2116:2117:2118:2119:2120:21
      Gerwig Ln / Berger Rd (Southbound)06:2207:2208:2209:2210:2211:2212:2213:2214:2215:2216:2217:2218:2219:2220:22
      Gerwig Ln / Howard County Food Bank (Southbound)06:2307:2308:2309:2310:2311:2312:2313:2314:2315:2316:2317:2318:2319:2320:23
      Gerwig Ln / Humanim (Southbound)06:2307:2308:2309:2310:2311:2312:2313:2314:2315:2316:2317:2318:2319:2320:23
      Guilford Rd / Glen Oaks Ln06:2507:2508:2509:2510:2511:2512:2513:2514:2515:2516:2517:2518:2519:2520:25
      Guilford Rd / Stirling Bridge Dr (Southbound)06:2707:2708:2709:2710:2711:2712:2713:2714:2715:2716:2717:2718:2719:2720:27
      Guilford Rd / Guilford Neighborhood Park06:2707:2708:2709:2710:2711:2712:2713:2714:2715:2716:2717:2718:2719:2720:27
      Guilford Rd / Morningside Park Apartments06:2807:2808:2809:2810:2811:2812:2813:2814:2815:2816:2817:2818:2819:2820:28
      Guilford Rd / Vollmerhausen Rd (Southbound)06:2807:2808:2809:2810:2811:2812:2813:2814:2815:2816:2817:2818:2819:2820:28
      Vollmerhausen Rd / Birchwood Way06:2907:2908:2909:2910:2911:2912:2913:2914:2915:2916:2917:2918:2919:2920:29
      Vollmerhausen Rd / Rosewood Way06:2907:2908:2909:2910:2911:2912:2913:2914:2915:2916:2917:2918:2919:2920:29
      Savage Guilford Rd / Patuxent Valley Middle School (Southbound)06:3007:3008:3009:3010:3011:3012:3013:3014:3015:3016:3017:3018:3019:3020:30
      Savage Guilford Rd / Lincoln St (Southbound)06:3107:3108:3109:3110:3111:3112:3113:3114:3115:3116:3117:3118:3119:3120:31
      Savage Guilford Rd / Baltimore St (Southbound)06:3107:3108:3109:3110:3111:3112:3113:3114:3115:3116:3117:3118:3119:3120:31
      Foundry St / Washington St (Southbound)06:3207:3208:3209:3210:3211:3212:3213:3214:3215:3216:3217:3218:3219:3220:32
      Gorman Rd / Foundry St (Westbound)06:3307:3308:3309:3310:3311:3312:3313:3314:3315:3316:3317:3318:3319:3320:33
      Gorman Rd / Rock Ripple Ln (Westbound)06:3407:3408:3409:3410:3411:3412:3413:3414:3415:3416:3417:3418:3419:3420:34
      Gorman Rd / Falling Waters Ct (Westbound)06:3407:3408:3409:3410:3411:3412:3413:3414:3415:3416:3417:3418:3419:3420:34
      Gorman Rd / Shantha Ct (Westbound)06:3507:3508:3509:3510:3511:3512:3513:3514:3515:3516:3517:3518:3519:3520:35
      Stephens Rd / Boundless Shade Terrace06:3607:3608:3609:3610:3611:3612:3613:3614:3615:3616:3617:3618:3619:3620:36
      Whiskey Bottom Rd / Moonshine Hollow06:3707:3708:3709:3710:3711:3712:3713:3714:3715:3716:3717:3718:3719:3720:37
      Whiskey Bottom Rd / Glen Ridge Dr06:3807:3808:3809:3810:3811:3812:3813:3814:3815:3816:3817:3818:3819:3820:38
      North Laurel Community Center06:4007:4008:4009:4010:4011:4012:4013:4014:4015:4016:4017:4018:4019:4020:40
      Whiskey Bottom Rd / Manorwood Rd06:4107:4108:4109:4110:4111:4112:4113:4114:4115:4116:4117:4118:4119:4120:41
      Whiskey Bottom Rd / Harmony Ln06:4207:4208:4209:4210:4211:4212:4213:4214:4215:4216:4217:4218:4219:4220:42
      All Saints Rd / Bourbon St06:4207:4208:4209:4210:4211:4212:4213:4214:4215:4216:4217:4218:4219:4220:42
      All Saints Rd / North Laurel Rd (Westbound)06:4307:4308:4309:4310:4311:4312:4313:4314:4315:4316:4317:4318:4319:4320:43
      All Saints Rd / Whiskey Run Rd06:4407:4408:4409:4410:4411:4412:4413:4414:4415:4416:4417:4418:4419:4420:44
      7th St / Pilgrim Ave06:4607:4608:4609:4610:4611:4612:4613:4614:4615:4616:4617:4618:4619:4620:46
      7th St / Main St (Southbound)06:4707:4708:4709:4710:4711:4712:4713:4714:4715:4716:4717:4718:4719:4720:47
      Montgomery St / 9th St (Westbound)06:4807:4808:4809:4810:4811:4812:4813:4814:4815:4816:4817:4818:4819:4820:48
      Sandy Spring Rd / Montgomery St06:4807:4808:4809:4810:4811:4812:4813:4814:4815:4816:4817:4818:4819:4820:48
      Sandy Spring Rd / Westview Terrace (Westbound)06:4907:4908:4909:4910:4911:4912:4913:4914:4915:4916:4917:4918:4919:4920:49
      Old Sandy Spring Rd / Birch Run Terrace06:5007:5008:5009:5010:5011:5012:5013:5014:5015:5016:5017:5018:5019:5020:50
      Old Sandy Spring Rd / Van Dusen Rd (Westbound)06:5007:5008:5009:5010:5011:5012:5013:5014:5015:5016:5017:5018:5019:5020:50
      Van Dusen Rd / South Arbory Ln06:5207:5208:5209:5210:5211:5212:5213:5214:5215:5216:5217:5218:5219:5220:52
      Van Dusen Rd / Laurel Oaks Ln06:5207:5208:5209:5210:5211:5212:5213:5214:5215:5216:5217:5218:5219:5220:52
      Cherry Ln / Van Dusen Rd06:5307:5308:5309:5310:5311:5312:5313:5314:5315:5316:5317:5318:5319:5320:53
      Cherry Ln / Belle Ami Dr (Eastbound)06:5407:5408:5409:5410:5411:5412:5413:5414:5415:5416:5417:5418:5419:5420:54
      Cherry Ln / Cambridge Cir06:5507:5508:5509:5510:5511:5512:5513:5514:5515:5516:5517:5518:5519:5520:55
      Cherry Ln / Ashford Blvd (Eastbound)06:5507:5508:5509:5510:5511:5512:5513:5514:5515:5516:5517:5518:5519:5520:55
      Towne Centre Laurel06:5707:5708:5709:5710:5711:5712:5713:5714:5715:5716:5717:5718:5719:5720:57
      Last updated on March 22, 2026
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      Route Path (Streets & Roads)

      Outbound: Towne Centre Laurel – Mall in Columbia
      4th Street - Ashford Boulevard - Cherry Lane - Van Dusen Road - Old Sandy Spring Road - Sandy Spring Road - Montgomery Street - 7th Street - Scaggsville Road - All Saints Road - Whiskey Bottom Road - Washington Avenue - Whiskey Bottom Road - Stephens Road - Gorman Road - Fens Hollow - Gorman Road - Foundry Street - Savage Guilford Road - Vollmerhausen Road - Guilford Road - Gerwig Lane - Minstrel Way - Patuxent Woods Drive - Broken Land Parkway - Cradlerock Way - Cradlerock Way North - Broken Land Parkway - Woodside Court - Broken Land Parkway - Columbia Mall Circle
      Inbound: Mall in Columbia – Towne Centre Laurel
      Columbia Mall Circle - Broken Land Parkway - Stevens Forest Road - Woodside Court - Broken Land Parkway - Cradlerock Way - Broken Land Parkway - Patuxent Woods Drive - Snowden River Parkway - Minstrel Way - Gerwig Lane - Guilford Road - Vollmerhausen Road - Birchwood Way - Vollmerhausen Road - Savage Guilford Road - Washington Street - Gorman Road - Stephens Road - Whiskey Bottom Road - Washington Avenue - Whiskey Bottom Road - All Saints Road - Scaggsville Road - 7th Street - Montgomery Street - Sandy Spring Road - Birch Run Terrace - Old Sandy Spring Road - Van Dusen Road - Cherry Lane - 4th Street
      All data is available in GTFS feed: regional-transportation

      Bus 503 FAQ

      • What time does the 503 bus start operating?

        Services on the 503 - Laurel / Columbia bus start at 05:30 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

      • What time does the 503 bus stop working?

        Services on the 503 - Laurel / Columbia bus stop at 20:29 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

      • Is there a 503 bus stop near me?

        Click here to view the nearest 503 - Laurel / Columbia bus stop.

      503 (Ellicott City Buses)

      The first stop of the 503 bus route is Towne Centre Laurel and the last stop is Mall in Columbia. 503 (Laurel / Columbia) is operational during everyday.

      Additional information: 503 has 62 stops and the total trip duration for this route is approximately 59 minutes.

      See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you Ellicott City Buses suggested routes, real-time bus tracker, line route maps in Ellicott City, and helps to find the closest 503 bus stops near you. No internet available? Download an offline PDF map and bus schedule for the 503 bus to take on your trip.

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