Directory

Telephone numbers, addresses and website links for county departments and organizations.

County mail should be addressed as follows:

Name of person
c/o Department name
Department street address
PO Box 8645
Ann Arbor, MI 48107-8645

Department Address Phone Number Fax Number
General Information NA (734) 222-4357 (734) 222-6715
Administrator 220 North Main, Ann Arbor 48104 [ map] (734) 222-6850 (734) 222-6715
Bar Association 101 East Huron,  Ann Arbor 48104 [ map] (734) 994-4912 (734) 663-2430
Board of Commissioners 220 North Main, Ann Arbor 48104 [ map] (734) 222-6850 (734) 222-6715
Building Inspection 705 North Zeeb, Ann Arbor 48103 [ map] (734) 222-3900 (734) 222-3930
Children's Services 4125 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4343 (734) 973-4484
Community & Economic Development (OCED) 415 W. Michigan, Ypsilanti, MI 48197 [ map] (734) 622-9025 (734) 622-9022
  • Barrier Busters
  • Brownfield Redevelopment
  • Coordinated Funding
  • Economic Development and Energy
  • Foster Grandparent Program
  • Home Buyer Assistance
  • Home Rehabilitation Program
  • Senior Nutrition Program
  • Weatherization Services
415 W. Michigan, Ypsilanti, MI 48197 [ map] (734) 622-9025 (734) 622-9022
301 W. Michigan Ave.,2nd Floor, Ypsilanti 48197 [map] (734) 544-6799 (734) 544-6827
(734) 544-3003
301 W. Michigan Ave.,2nd Floor, Ypsilanti 48197 [map] (734) 544-6799 (734) 544-3003
304 Harriet, Ypsilanti 48197 [ map]

(734) 714-9814

(734) 714-9815

(734) 484-7276
(734) 481-2520
Community Support and Treatment Services: Administration
555 Towner, Ypsilanti 48198 [ map]

(734) 544-3000

(734) 544-6732
  • Adult Services:
    Ellsworth

    Towner

    Ellsworth ACT

    Ellsworth DD / Obra

2140 East Ellsworth, Ann Arbor 48108  [ map]

555 Towner, Ypsilanti 48198 [ map]

2140 Ellsworth, Ann Arbor 48108 [ map]

2140 Ellsworth, Ann Arbor 48108 [ map]

(734) 971-2282
(734) 544-6820
(734) 222-3500
(734) 222-3400

(734) 971-2487
(734) 544-2906
(734) 222-3464
(734) 222-3461
  • Children Services: Huron Valley Child Guidance
2140 E. Ellsworth, Ann Arbor 48108 [ map]

(734) 222-6869

(734) 222-3225
  • Crisis Residential Services
NA (734) 477-5661 (734) 544-6732
  • PORT (Project Outreach
110 N. Fourth Ave. Ann Arbor, MI 48104 (734) 222-3750
  • JPORT (Jail Services)
2201 Hogback, Ann Arbor 48105 [ map] (734) 973-4774 (734) 973-4389
Corporation Counsel 220 North Main, Ann Arbor 48104 [ map] (734) 222-6745 (734) 222-6758
County Clerk/
Register of Deeds
200 North Main, Ann Arbor 48104 [ map] (734) 222-6700 (734) 222-6528
County/MSU Extension 705 North Zeeb, Ann Arbor 48103 [ map] (734) 997-1678 (734) 222-3990
Department of Human Services 22 Center, Ypsilanti 48198 [ map] (734) 481-2000 NA
  • Department of Human Services -
    Protective Services for Children, 24 hours
NA (855) 444-3911 NA
  • Department of Human Services -
    Protective Services for Adults, 24 hours
NA (855) 444-3911 NA
District  Court -14A District Court Administration 4133 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4929 (734) 973-4865
  • District  Court -14A-1 District Court
4133 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4545 (734) 973-4693
  • District  Court -14A-2 District Court
415 W. Michigan, Ypsilanti 48197 [ map] (734) 484-6690 (734) 484-6697
District Court - 14A-4 1000 Maple, Saline 48176 [map] (734) 429-2504 NA
  • District  Court -14A-3 District Court
122 S. Main, Chelsea 48118 [ map] (734) 475-8606 (734) 475-0460
  • District Court -14A-6 District Court
4133 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4545 (734) 973-4693
District Court -14B District Court 7200 South Huron River, Ypsilanti 48107 [ map] (734) 483-6343 (734) 483-3630
District Court -15th District Court 301 East Huron, Ann Arbor 48104 [ map] (734) 794-6750 (734) 794-6753
Environmental Health 705 North Zeeb, Ann Arbor 48103 [ map] (734) 222-3800 (734) 222-3930
Equalization 200 North Main, Ann Arbor 48104 [ map] (734) 222-6662 (734) 222-6589
Facilities Management 220 E. Huron St., Ann Arbor 48104 [ map] (734) 222-6542 (734) 222-6573
Finance 220 North Main, Ann Arbor 48104 [ map] (734) 222-6750 (734) 222-6778
Geographic Information System 705 N. Zeeb, Ann Arbor 48103 [ map] (734) 222-6820 (734) 994-8284
Head Start-Administration 1661 Leforge, Ypsilanti 48198 [ map] (734) 484-7119 (734) 484-7122
  • Head Start-Ann Arbor
1735 S. Wagner Rd., Ann Arbor 48103-9715 [ map] (734) 994-2303
  • Head Start-Willow Run
181 Oregon, Ypsilanti 48198-6033 [ map] (734) 481-8295 ext. 13
  • Head Start-Lincoln
8850 Whittaker Rd., Ypsilanti 48197-9435 [ map] (734) 484-7000 ext. 7220
  • Head Start-Whitmore Lake
8845 Main Street at the Early Childhood Center, Whitmore Lake 48189-9249 [map] (734) 449-4464 ext. 4000/4001
  • Head Start-Time For Tots
1122 White St., Ann Arbor 48104-3741 [map] (734) 332-8687
Health Services Access 555 Towner, Ypsilanti 48198 [ map] (734) 544-3050
1-800-440-7548
(734) 544-6726
Historic District Commission 110 North 4th, Ann Arbor 48104 [ map] (734) 222-6878 (734) 994-8284
Human Resources - Administration 220 North Main, Ann Arbor 48104 [ map] (734) 222-6800 (734) 222-6775
  • Human Resources -Job Hotline
NA (734) 222-6802 NA
Information & Technology Services 220 E. Huron St., Ann Arbor 48104 [ map] (734) 222-3737 (734) 222-6573
Juvenile Detention Program 4125 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4343 (734) 973-4484
Law Library 101 East Huron,  Ann Arbor 48104 [ map] (734) 996-3229 (734) 663-2430
Lawyer Referral 101 East Huron,  Ann Arbor 48104 [ map] (734) 996-3229 (734) 663-2430
Learning Resource Center 4135 Washtenaw, Ann Arbor 48108 [ map] N/A (734) 973-4963
Library for the Blind & Physically Disabled
Part of Ann Arbor District Library

(734) 327-4224
Parks & Recreation Commission 2230 Platt Rd., Ann Arbor 48104 [ map] (734) 971-6337 (734) 971-6386
Project Outreach (PORT) 110 N. Fourth, Ann Arbor 48104 [ map] 734) 222-3750 (734) 222-3731
Probation Department - Circuit Court 101 East Huron, Ann Arbor 48104 [ map] (734) 222-3390 (734) 222-3343
Professional Development
4135 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4590
(734) 973-4963
Prosecuting Attorney - Criminal Division 200 North Main, Ann Arbor 48104 [ map] (734) 222-6620 (734) 222-6610
Prosecuting Attorney - Civil Division 200 North Main, Ann Arbor 48104 [ map] (734) 222-6630 (734) 222-6670
Public Defender 220 E. Huron St., Ann Arbor 48104 [ map] (734) 222-6970 (734) 222-6985
Public Health 555 Towner, Ypsilanti 48198 [ map] (734) 544-6700 (734) 544-6705
Public Works 705 North Zeeb, Ann Arbor 48103 [ map] (734) 222-3900 (734) 222- 6860
Purchasing 220 North Main, Ann Arbor 48104 [ map] (734) 222-6760 (734) 222-6764
Register of Deeds 200 North Main, Ann Arbor 48104 [ map] (734) 222-6710 (734) 222-6528
Road Commission 555 North Zeeb, Ann Arbor 48103 [ map] (734) 761-1500 (734) 761-3239
Sheriff - General Information 2201 Hogback, Ann Arbor 48105 [ map] (734) 971-8400 (734) 973-4624
  • Sheriff - Emergency
2201 Hogback, Ann Arbor 48105 [ map] 911 NA
4101 Washtenaw, Ann Arbor 48108 [ map] (734) 973-4520 (734) 973-4769
2201 Hogback, Ann Arbor  48105 [ map] (734) 973-4900 (734) 971-8690
Soil Erosion 705 N. Zeeb, Ann Arbor 48103 [ map] (734) 222-6860 (734) 222-6803
Treasurer 200 North Main, Ann Arbor 48104 [ map] (734) 222-6600 (734) 222-6632
Trial Court - Administration 101 East Huron, Ann Arbor 48104 [ map] (734) 222-3270 (734) 222-3077
Trial Court -
Central Assignment/Case Evaluation
101 East Huron, Ann Arbor 48104 [ map] (734) 222-3383 (734) 222-3084
Trial Court -
Family Division (Probate/Mental Health)
101 East Huron, Ann Arbor 48104 [ map] (734) 994-2474 (734) 222-3019
Trial Court -
Family Division (Juvenile Center)
101 East Huron, Ann Arbor 48104 [ map] (734) 222-6900 (734) 222-6915
Trial Court -
Family Division (Friend of the Court)
101 East Huron, Ann Arbor 48104 [ map] (734) 222-3050 (734) 222-3332
Veteran Services 2155 Hogback Rd, Ann Arbor 48105 [ map] (734) 971-2195 (734) 973-4540
Washtenaw Community Health Organization 555 Towner, Ypsilanti 48198 [ map] (734) 544-3000 (734) 544-6732
Water Resources Commissioner 705 North Zeeb, Ann Arbor 48103 [ map] (734) 222 6860 (734) 222-6803
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