100 S Main St, Ann Arbor, MI 48104

Listing office Ann Arbor Show Phone

Listing date Jun 22, 2026

Source Colliers

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Overview

This downtown Ann Arbor offering provides 22,040 SF of office space designed around entire floors, along with a Penthouse Suite in the historic Glazier Building, noted as Ann Arbor’s first high-rise. The building features a secure formal entry and two elevators, supporting efficient tenant access and day-to-day movement within the property. Leasing is offered on a modified gross basis, with load factor applied and a prorated share of utilities and CAM.

Access is centered at a secure formal entry located at 115 West Huron. Tenants also benefit from on-site parking, with additional nearby municipal garages providing flexibility for visitors and staff. The property’s walkable setting supports access to local restaurants, businesses, and retail.

This layout is well suited for organizations that want a professional downtown office presence with space configurations that can accommodate whole-floor users as well as a higher-floor penthouse option. With professionally managed operations and an elevator-served arrangement, it supports steady tenant workflows for professional teams seeking reliable in-building circulation and straightforward modified gross budgeting.

Suggested Use

Electrical Service Nursing Home HVAC Service Nursing Home Kitchen & Bath Showroom (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store Pet Store Mobile Phone Store (Bike/Boat/Book/etc) Store

Zoning and permitted uses should be independently verified with local authorities.

Location Insight

• Map
• Local Demand

City

Ann Arbor

County

Washtenaw

State

Michigan

Longitude

-83.7488584

Latitude

42.281261

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FAQs

What type of property is this?

Office units - Downtown Ann Arbor office suites with secure entry, two elevators, and modified gross terms for convenient daily operations.

Where is this office units located?

The property is located at 100 S Main St Ann Arbor, MI.

What is the lease rate?

The lease rate is $4,200 /Mo.

What are key features of this property?

This property features: 22,040 SF of downtown Ann Arbor office space in the historic Glazier Building, including entire floors and the Penthouse Suite; Secure formal entry at 115 West Huron with access to two elevators; Office space includes on‑site parking and is near municipal garages