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Downtown Ann Arbor Office Space for Lease

320 S Main, Ann Arbor, MI 48104

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Overview

2nd floor loft space with dramatic open ceiling rafters & brick walls.

Suite C has break area, conference room, phone booth and open areas.

City parking lot (Kline lot) at rear of building. Municipal lots, structures and street parking on Main and surrounding streets.

Located above Conor O'Neill's Irish pub in the heart of Ann Arbor's Central Business District, restaurant and entertainment area. Zoned D1.

  • 2nd floor loft office space
  • Features dramatic open ceiling trusses and brick walls
  • Suite C has break area, conference room, phone booth and open areas
  • Building entrances in front and back
  • Located above Conor O'Neill's Irish Pub in the heart of Ann Arbor's Central Business District, restaurant and entertainment area
  • Municipal parking structures, parking lot (Kline lot) at rear of building and street parking

Lease Spaces

NameFloorRateSF
Suite C2$22.5 /SF/Year1,543 SF

For Lease

Office

Secondary Uses: Executive Suites, Coworking, Office Building

Lease Rate
$22.5 SF/year
Available SF
1,543 SF
Building Size
20,548 SF
Acres
0.312 ac
Zoning
D1 (Core Downtown Mixed Use)
Zoning Description
Core Downtown Mixed Use
Lease Type
Modified Gross
Showing Instructions
Contact Broker/Agent
Building Name
Downer Building
Building Class
B
Number of Buildings
3
Floors
2
Year Built
1910
Year Renovated
2005
Construction Type
Framed
Submarket
Washtenaw W of 23
Nearest MSA
Ann Arbor
Property Status
Existing
Nearest Interstate
I-94
Nearest Highway
US-23, M-14, US-12
Nearest Airport
DTW, Ann Arbor
County
Washtenaw
Listed
03/05/2020
Updated
01/27/2026
Listing ID
ae19e715
Parcel APN
09-09-29-407-005