Maryland Department of Transportation State Highway Administration

(D4) District 4 Office

320 West Warren Road
Hunt Valley, MD 21030
Baltimore County
Phone: 410-229-2300 or
1-866-998-0367
FAX:410-527-4690
[email] [map/direction] (PDF)  [Submit a Service Request]

Churchville Maintenance Shop (41)
3050 Churchville Road
Churchville, MD 21028
Harford County
Phone: 410-838-7788 or 877-416-6349
Fax:410-734-4597
[map] (PDF) 

Owings Mills Maintenance Shop (43)
10690 Red Run Boulevard
Owings Mills, MD 21117
Baltimore County
Phone: 410-363-1315 or 877-379-0698
Fax:410-356-1041
[map] (PDF) 

Hereford Maintenance Shop (44)
306 Mount Carmel Road
Parkton, MD 21120
Baltimore County
Phone: 410-329-6756 or 877-363-4434
Fax:410-329-6784
[map] (PDF) 

Golden Ring Maintenance Shop (45)
8375 Pulaski Highway
Rosedale, MD 21237
Baltimore County
Phone: 410-574-4511
Fax:410-574-0183
[map] (PDF)

District 4Map of District 4

(D4) District 4 Office

320 West Warren Road
Hunt Valley, MD 21030
Baltimore County
Phone: 410-229-2300 or
1-866-998-0367
FAX:410-527-4690
[email] [map/direction] (PDF)  [Submit a Service Request]


Report highway emergencies, such as traffic signal outages or sinkholes to our Statewide Operations Center toll-free at 1-800-543-2515 or locally at 410-582-5650. For routine service requests involving a State route, the most effective method of contact is MDOT SHA's Service Request form. 

Business Hours (Monday - Friday)

District office: 8 am - 4:30 pm
Shops: 7:30 am - 4:00 pm

District 4 Press Releases

All District 4 Press Releases

District 4 News

Watch this space for district special events and meetings.

About District 4

Consolidated Transportation Program

State Bridges

Annual Average Daily Traffic Map
Lane Closure Information
Current Weather-related Road Condition

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707 North Calvert Street, Baltimore, MD 21202-3601
Main Business Line: 410-545-0300 | 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650