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Welch's Bldg 100 Main St 250 - 6,872 SF of Office Space Available in Concord, MA 01742

All Available Spaces(4)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 1st Floor, Ste 4
  • 250 SF
  • Negotiable
  • $34.80 /SF/YR $2.90 /SF/MO $374.58 /m²/YR $31.22 /m²/MO $725.00 /MO $8,700 /YR
  • Office
  • -
  • Now

Single private office, with parking. $725 per month. Located in the downtown Concord.

  • Rate includes utilities, building services and property expenses
  • 1 Private Office
  • 2nd Floor, Ste 240
  • 2,792 SF
  • Negotiable
  • $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,817 /MO $69,800 /YR
  • Office
  • Full Build-Out
  • Now
100 Main St, Concord, MA for lease Interior Photo- Image 1 of 5
Interior Photo
100 Main St, Concord, MA for lease Interior Photo- Image 2 of 5
Interior Photo
100 Main St, Concord, MA for lease Interior Photo- Image 3 of 5
Interior Photo
100 Main St, Concord, MA for lease Building Photo- Image 4 of 5
Building Photo
100 Main St, Concord, MA for lease Interior Photo- Image 5 of 5
Interior Photo
  • Listed lease rate plus proportional share of utilities
  • 4th Floor, Ste 420
  • 1,150 SF
  • Negotiable
  • $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $2,396 /MO $28,750 /YR
  • Office
  • -
  • 30 Days
  • Listed lease rate plus proportional share of utilities
  • Can be combined with additional space(s) for up to 3,830 SF of adjacent space
  • 4th Floor, Ste 430
  • 2,680 SF
  • Negotiable
  • $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,583 /MO $67,000 /YR
  • Office
  • Full Build-Out
  • Now
  • Listed lease rate plus proportional share of utilities
  • Can be combined with additional space(s) for up to 3,830 SF of adjacent space
Space Size Term Rental Rate Space Use Build-Out Available
1st Floor, Ste 4 250 SF Negotiable $34.80 /SF/YR $2.90 /SF/MO $374.58 /m²/YR $31.22 /m²/MO $725.00 /MO $8,700 /YR Office - Now
2nd Floor, Ste 240 2,792 SF Negotiable $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,817 /MO $69,800 /YR Office Full Build-Out Now
4th Floor, Ste 420 1,150 SF Negotiable $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $2,396 /MO $28,750 /YR Office - 30 Days
4th Floor, Ste 430 2,680 SF Negotiable $25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,583 /MO $67,000 /YR Office Full Build-Out Now

1st Floor, Ste 4

Size
250 SF
Term
Negotiable
Rental Rate
$34.80 /SF/YR $2.90 /SF/MO $374.58 /m²/YR $31.22 /m²/MO $725.00 /MO $8,700 /YR
Space Use
Office
Build-Out
-
Available
Now

2nd Floor, Ste 240

Size
2,792 SF
Term
Negotiable
Rental Rate
$25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,817 /MO $69,800 /YR
Space Use
Office
Build-Out
Full Build-Out
Available
Now

4th Floor, Ste 420

Size
1,150 SF
Term
Negotiable
Rental Rate
$25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $2,396 /MO $28,750 /YR
Space Use
Office
Build-Out
-
Available
30 Days

4th Floor, Ste 430

Size
2,680 SF
Term
Negotiable
Rental Rate
$25.00 /SF/YR $2.08 /SF/MO $269.10 /m²/YR $22.42 /m²/MO $5,583 /MO $67,000 /YR
Space Use
Office
Build-Out
Full Build-Out
Available
Now

1st Floor, Ste 4

Size 250 SF
Term Negotiable
Rental Rate $34.80 /SF/YR
Space Use Office
Build-Out -
Available Now

Single private office, with parking. $725 per month. Located in the downtown Concord.

  • Rate includes utilities, building services and property expenses
  • 1 Private Office
1 of 5
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View Street
Map
100 Main St, Concord, MA for lease Interior Photo- Image 1 of 5
IMG_6527
100 Main St, Concord, MA for lease Interior Photo- Image 2 of 5
IMG_6522
100 Main St, Concord, MA for lease Interior Photo- Image 3 of 5
IMG_6526
100 Main St, Concord, MA for lease Building Photo- Image 4 of 5
Roof deck
100 Main St, Concord, MA for lease Interior Photo- Image 5 of 5
IMG_6523

2nd Floor, Ste 240

100 Main St, Concord, MA for lease Interior Photo- Image 1 of 5
Interior Photo
100 Main St, Concord, MA for lease Interior Photo- Image 2 of 5
Interior Photo
100 Main St, Concord, MA for lease Interior Photo- Image 3 of 5
Interior Photo
100 Main St, Concord, MA for lease Building Photo- Image 4 of 5
Building Photo
100 Main St, Concord, MA for lease Interior Photo- Image 5 of 5
Interior Photo
Size 2,792 SF
Term Negotiable
Rental Rate $25.00 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

  • Listed lease rate plus proportional share of utilities

4th Floor, Ste 420

Size 1,150 SF
Term Negotiable
Rental Rate $25.00 /SF/YR
Space Use Office
Build-Out -
Available 30 Days

  • Listed lease rate plus proportional share of utilities
  • Can be combined with additional space(s) for up to 3,830 SF of adjacent space

4th Floor, Ste 430

Size 2,680 SF
Term Negotiable
Rental Rate $25.00 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

  • Listed lease rate plus proportional share of utilities
  • Can be combined with additional space(s) for up to 3,830 SF of adjacent space

Property Overview

Located in the heart of downtown Concord. Work in the center of the historic and vibrant downtown! 100 Main Street in Concord, MA is a 4-story office property totaling about 18,424 square feet.

  • Car Charging Station

Property Facts

Building Type
Office
Year Built
1950
Building Height
4 Stories
Building Size
18,210 SF
Building Class
C
Typical Floor Size
4,606 SF
Unfinished Ceiling Height
11’
Parking
35 Surface Parking Spaces
Covered Parking

Attachments

100 Main Street Flyer
1 1
100 Main St, Concord, MA - Aerial map view
Fairly walkable
50/100
Exceptionally drivable
100/100
Good public transit
60/100
Moderately bikeable
60/100
Source: Local Logic®
(978) 369-4884 x4

Still interested?

Contact the broker for more information about this property

Contact

  • Tyler Spring
    Tyler Spring

  • Listing ID: 20215911

  • Date on Market: 11/4/2025

  • Last Updated:

  • Address: 100 Main St, Concord, MA 01742

1 of 10
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View Street
Map
100 Main St, Concord, MA for lease Building Photo- Image 1 of 10
Building Photo
100 Main St, Concord, MA for lease Building Photo- Image 2 of 10
100 Main Exterior New 2023
100 Main St, Concord, MA for lease Floor Plan- Image 3 of 10
2nd Floor - 1525 SF
100 Main St, Concord, MA for lease Floor Plan- Image 4 of 10
2nd Floor - 2792
100 Main St, Concord, MA for lease Building Photo- Image 5 of 10
100 Main - Office 3
100 Main St, Concord, MA for lease Building Photo- Image 6 of 10
Building Photo
100 Main St, Concord, MA for lease Building Photo- Image 7 of 10
Building Photo
100 Main St, Concord, MA for lease Other- Image 8 of 10
Other
100 Main St, Concord, MA for lease Aerial- Image 9 of 10
Aerial
1 of 1
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Welch's Bldg | 100 Main St
(978) 369-4884 x 4

Welch's Bldg | 100 Main St

Tyler Spring
(978) 369-4884 x4

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