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133 E Putnam Ave 643 SF of Office Space Available in Cos Cob, CT 06807

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ALL AVAILABLE SPACE(1)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 2nd Floor, Ste 6
  • 643 SF
  • 1-10 Years
  • $40.00 /SF/YR $3.33 /SF/MO $25,720 /YR $2,143 /MO
  • Office
  • Full Build-Out
  • February 10, 2026

Excellent office space in the heart of the Downtown Cos Cob Business District, conveniently located just off the Post Road. Slate Café and Green & Tonic have recently opened next door, with Cos Cob Plaza directly across the street. An ideal opportunity for a boutique office in a highly accessible, central location.

  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Fully Carpeted
  • Drop Ceilings
  • Fully Built-Out as Standard Office
  • 1 Private Office
  • Central Air and Heating
  • Corner Space
  • Natural Light
Space Size Term Rental Rate Space Use Condition Available
2nd Floor, Ste 6 643 SF 1-10 Years $40.00 /SF/YR $3.33 /SF/MO $25,720 /YR $2,143 /MO Office Full Build-Out February 10, 2026

2nd Floor, Ste 6

Size
643 SF
Term
1-10 Years
Rental Rate
$40.00 /SF/YR $3.33 /SF/MO $25,720 /YR $2,143 /MO
Space Use
Office
Condition
Full Build-Out
Available
February 10, 2026

2nd Floor, Ste 6

Size 643 SF
Term 1-10 Years
Rental Rate $40.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available February 10, 2026

Excellent office space in the heart of the Downtown Cos Cob Business District, conveniently located just off the Post Road. Slate Café and Green & Tonic have recently opened next door, with Cos Cob Plaza directly across the street. An ideal opportunity for a boutique office in a highly accessible, central location.

  • Listed rate may not include certain utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 1 Private Office
  • Space is in Excellent Condition
  • Central Air and Heating
  • Fully Carpeted
  • Corner Space
  • Drop Ceilings
  • Natural Light

FEATURES AND AMENITIES

  • Outdoor Seating

PROPERTY FACTS

Building Type
Office
Year Built/Renovated
1950/2014
Building Height
2 Stories
Building Size
12,089 SF
Building Class
C
Typical Floor Size
6,328 SF
Parking
2 Reserved Parking Spaces

SELECT TENANTS

  • FLOOR
  • TENANT NAME
  • INDUSTRY
  • Unknown
  • GDTC
  • Finance and Insurance
  • 1st
  • Linda Hoffman Interiors
  • Professional, Scientific, and Technical Services
  • 2nd
  • Pomara Builders Inc
  • Manufacturing
  • 2nd
  • Pomara Builders, Inc
  • -
  • 2nd
  • Score Communications
  • Professional, Scientific, and Technical Services

ATTACHMENTS

Unit 6
Walk Score®
Very Walkable (83)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
  • Listing ID: 39142795

  • Date on Market: 1/20/2026

  • Last Updated:

  • Address: 133 E Putnam Ave, Cos Cob, CT 06807

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