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For lease
Office buildings
ME
Portland
04101
100 Middle St

Class A Office Space Downtown

100 Middle St, Portland, ME 04101

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For Lease

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High-profile Class A office space in downtown Portland for lease.

Type:OFFICE

Property size:

16,911 SF

Lot size:

1.59 Acres

HighLights

High‑profile, Class A office space in Downtown Portland (195,000± SF)
Impressive, newly renovated lobby and Class A finishes throughout
Prime location near Portland's Old Port with a walkability score of 99
Easy access from I‑295 via Franklin Arterial
On‑site parking available (1.3 spaces per 1,000 SF)
Contiguous space available from 2,472± to 16,911± SF

We can help!

Listing Contact

Emmett L. Peoples

For Lease

Contact for pricing

High-profile Class A office space in downtown Portland for lease.

Type:OFFICE

Property size:

16,911 SF

Lot size:

1.59 Acres

Added:: Jan 27, 2026
Days on Market:: 146
Last Refresh:: Apr 5 at 8:07 pm

Property Features for 100 Middle St

General Information

Standard status: Active
Size: 16,911 SF
Lot size: 1.59 Acres
Property subtype: OFFICE

Spaces For Lease

at 100 Middle St Contact us

We can help!

Listing Contact

Emmett L. Peoples

Listing agent Emmett L. Peoples License #921332

Listing office Porta & Company

Listing date Jan 27, 2026

Source Moodyscre

Displayed information is deemed reliable but is not guaranteed and should be independently verified.

All listing content including descriptions, pricing, images are the copyrighted material of Porta & Company

HighLights

High‑profile, Class A office space in Downtown Portland (195,000± SF)
Impressive, newly renovated lobby and Class A finishes throughout
Prime location near Portland's Old Port with a walkability score of 99
Easy access from I‑295 via Franklin Arterial
On‑site parking available (1.3 spaces per 1,000 SF)
Contiguous space available from 2,472± to 16,911± SF

Overview

100 Middle Street is a Class A office building in downtown Portland, comprising two seven-story office towers connected by a common lobby with an atrium. The property offers 2,472 to 16,911 contiguous square feet of space. The building features a newly renovated lobby and Class A finishes throughout. On-site parking is available at a ratio of 1.3 spaces per 1,000 square feet of leased space. The location provides easy access from I-295 via Franklin Arterial and is near Portland’s Old Port, with a walkability score of 99.

Property Profile Location Intelligence

Current Use by Public Records

Volinsky Andru H Law Firm Zulieve Andrew J Law Firm David A. Soley Law Firm Schwartz Jaimie Law Firm Scully Patrick J Law Firm

Suggested Use

Location Insight

Map
Local Demand

City: Portland
County: Cumberland
State: Maine
Longitude: -70.2517
Latitude: 43.659

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For lease
Office buildings
ME
Portland
04101
100 Middle St

What type of property is this?

Office building - High-profile Class A office space in downtown Portland for lease.

Where is this office building located?

The property is located at 100 Middle St Portland, ME.

What is the lease rate?

The lease rate is $26 SF/Yr.

What are key features of this property?

This property features: High‑profile, Class A office space in Downtown Portland (195,000± SF); Impressive, newly renovated lobby and Class A finishes throughout; Prime location near Portland's Old Port with a walkability score of 99

100 Middle St, Portland, ME 04101

High-profile Class A office space in downtown Portland for lease.

Property Features for 100 Middle St

General Information

Spaces For Lease

We can help!

HighLights

Overview

Current Use by Public Records

Suggested Use

Location Insight

Nearby Similar for Lease

Bar Restaurant with Production Flex

Two-Story Food Hall Opportunity

ME, Portland - Congress

ME, Portland - Hutchins Dr

Corner Retail Space with Street Access

Turnkey Medical Office Suite

Renovated Class A Office Space

ATM Location in Office Lobby

Downtown Portland Office Space Available

Renovated Waterfront Office with Harbor Views

Historic Old Port Office Space

Historic Restaurant Space in Old Port

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