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70 Main Street / Guernsey Building 70 Main St 100 - 5,329 SF of Office Space Available in Peterborough, NH 03458

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Highlights

  • Downtown location with great views
  • Free onsite parking
  • Lots of natural light
  • Walking distance to restaurants, bars, and shops downtown

All Available Spaces(5)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor
  • 511 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • 2026-03-01
  • Central Air and Heating
  • High Ceilings
  • After Hours HVAC Available
  • Smoke Detector
  • Fully Carpeted
  • Natural Light
  • Open-Plan
  • 2nd Floor, Ste 204
  • 1,652 SF
  • Negotiable
  • $21.90 CAD/SF/YR $1.83 CAD/SF/MO $36,180 CAD/YR $3,015 CAD/MO
  • Office
  • Partial Build-Out
  • 30 Days
  • Listed rate may not include certain utilities, building services and property expenses
  • Open Floor Plan Layout
  • Great proximity to downtown
  • Huge windows
  • Signage opportunities
  • Partially Built-Out as Standard Office
  • Conference Rooms
  • Lots of natural light
  • Free parking on-site
  • 2nd Floor, Ste 206
  • 714 SF
  • Negotiable
  • $21.90 CAD/SF/YR $1.83 CAD/SF/MO $15,637 CAD/YR $1,303 CAD/MO
  • Office
  • Partial Build-Out
  • Now
  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Partially Built-Out as Standard Office
  • Conference Rooms
  • 3rd Floor
  • 2,152 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Professional Services Office
  • 1 Conference Room
  • Central Air and Heating
  • Fully Carpeted
  • Natural Light
  • 5 Private Offices
  • Space is in Excellent Condition
  • Kitchen
  • Corner Space
  • Emergency Lighting
  • 3rd Floor
  • 100-300 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now

Executive Suites available. All expenses included. Just plug and play! Executive Suite Tenants share the use of a kitchen, reception area, and conference rooms. Plentiful onsite, free parking for Tenants.

  • Rate includes utilities, building services and property expenses
  • Space is in Excellent Condition
  • Central Air and Heating
  • Fully Carpeted
  • Natural Light
  • Open-Plan
  • Conference Rooms
  • Plug & Play
  • Wi-Fi Connectivity
  • Drop Ceilings
  • After Hours HVAC Available
Space Size Term Rental Rate Space Use Condition Available
1st Floor 511 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - 2026-03-01
2nd Floor, Ste 204 1,652 SF Negotiable $21.90 CAD/SF/YR $1.83 CAD/SF/MO $36,180 CAD/YR $3,015 CAD/MO Office Partial Build-Out 30 Days
2nd Floor, Ste 206 714 SF Negotiable $21.90 CAD/SF/YR $1.83 CAD/SF/MO $15,637 CAD/YR $1,303 CAD/MO Office Partial Build-Out Now
3rd Floor 2,152 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
3rd Floor 100-300 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now

1st Floor

Size
511 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
2026-03-01

2nd Floor, Ste 204

Size
1,652 SF
Term
Negotiable
Rental Rate
$21.90 CAD/SF/YR $1.83 CAD/SF/MO $36,180 CAD/YR $3,015 CAD/MO
Space Use
Office
Condition
Partial Build-Out
Available
30 Days

2nd Floor, Ste 206

Size
714 SF
Term
Negotiable
Rental Rate
$21.90 CAD/SF/YR $1.83 CAD/SF/MO $15,637 CAD/YR $1,303 CAD/MO
Space Use
Office
Condition
Partial Build-Out
Available
Now

3rd Floor

Size
2,152 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

3rd Floor

Size
100-300 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now

1st Floor

Size 511 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available 2026-03-01

  • Central Air and Heating
  • Fully Carpeted
  • High Ceilings
  • Natural Light
  • After Hours HVAC Available
  • Open-Plan
  • Smoke Detector

2nd Floor, Ste 204

Size 1,652 SF
Term Negotiable
Rental Rate $21.90 CAD/SF/YR
Space Use Office
Condition Partial Build-Out
Available 30 Days

  • Listed rate may not include certain utilities, building services and property expenses
  • Partially Built-Out as Standard Office
  • Open Floor Plan Layout
  • Conference Rooms
  • Great proximity to downtown
  • Lots of natural light
  • Huge windows
  • Free parking on-site
  • Signage opportunities

2nd Floor, Ste 206

Size 714 SF
Term Negotiable
Rental Rate $21.90 CAD/SF/YR
Space Use Office
Condition Partial Build-Out
Available Now

  • Listed rate may not include certain utilities, building services and property expenses
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Conference Rooms

3rd Floor

Size 2,152 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Professional Services Office
  • 5 Private Offices
  • 1 Conference Room
  • Space is in Excellent Condition
  • Central Air and Heating
  • Kitchen
  • Fully Carpeted
  • Corner Space
  • Natural Light
  • Emergency Lighting

3rd Floor

Size 100-300 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

Executive Suites available. All expenses included. Just plug and play! Executive Suite Tenants share the use of a kitchen, reception area, and conference rooms. Plentiful onsite, free parking for Tenants.

  • Rate includes utilities, building services and property expenses
  • Conference Rooms
  • Space is in Excellent Condition
  • Plug & Play
  • Central Air and Heating
  • Wi-Fi Connectivity
  • Fully Carpeted
  • Drop Ceilings
  • Natural Light
  • After Hours HVAC Available
  • Open-Plan

Property Overview

The Historic Guernsey Cattle Building is located at 70 Main Street in beautiful downtown Peterborough, NH, next to the Town House. Former home of Byte Magazine! Offer your clients the good life! Walking distance to all local shops and restaurants. Plenty of parking for tenants and guests. Major renovations completed in 2014-2018, including all new windows, HVAC, lobbies and common areas, improvements to exterior facade, and landscaping. Now leasing traditional commercial office space and executive suites at competitive rates. Contact us today for more information! Located at the corner of Grove and Main Streets, next to the Town House, in downtown Peterborough, NH.

  • 24 Hour Access
  • Controlled Access
  • Signage
  • Kitchen
  • Central Heating
  • Fully Carpeted
  • High Ceilings
  • Natural Light
  • Open-Plan
  • Partitioned Offices
  • Shower Facilities
  • Drop Ceiling
  • Yard
  • Monument Signage
  • Air Conditioning

Property Facts

Building Type
Office
Year Built/Renovated
1950/2017
Building Height
4 Stories
Building Size
51,456 SF
Building Class
C
Typical Floor Size
10,200 SF
Parking
Surface Parking
  • Listing ID: 4149700

  • Date on Market: 2026-02-11

  • Last Updated:

  • Address: 70 Main St, Peterborough, NH 03458

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