Share This Listing

Message

942 characters remaining

Hmm, there seems to have been an error sending your message. Please try again.

Your email has been sent.

Still interested?

Contact the broker for more information about this property

Highlights

  • Located on Castlereagh Street between Market and Park Streets
  • Close proximity to Hyde Park, Pitt Street Mall, and Westfield Sydney
  • Range of office tenancies, including full-floor options
  • Strong public transport access via train, metro, light rail, and bus services

All Available Spaces(2)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 8th Floor
  • 1,507 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office/Retail
  • Partial Build-Out
  • Now

Positioned in the heart of Sydney’s CBD, this property offers a unique opportunity for businesses seeking a versatile and highly visible space. Located on the top level of an eight-story building, the premises span two interconnected floors with internal stair access, providing flexibility for a range of uses including fitness, health, retail, or showroom operations. The space is currently configured as a dance studio, featuring abundant natural light, private amenities, and sweeping city views from the upper level. The property benefits from exceptional pedestrian traffic, driven by its proximity to major retail destinations such as Myer, Westfield, and David Jones. Its location on Castlereagh Street, just steps from Market Street, ensures easy access to Town Hall, Pitt Street Mall, and World Square. Hyde Park and other key city landmarks are also nearby, enhancing the appeal for businesses seeking a central and connected address.

  • Partially Built-Out as Standard Office
  • Fits 4 - 12 People
  • Central Air Conditioning
  • Open-Plan
  • Two-level configuration with internal stair access
  • Suitable for fitness, health, retail, or showroom
  • Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 2,562 SF of adjacent space
  • Natural Light
  • Hardwood Floors
  • Bright natural light and private amenities
  • 9th Floor
  • 1,055 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office/Retail
  • Partial Build-Out
  • Now

Positioned in the heart of Sydney’s CBD, this property offers a unique opportunity for businesses seeking a versatile and highly visible space. Located on the top level of an eight-story building, the premises span two interconnected floors with internal stair access, providing flexibility for a range of uses including fitness, health, retail, or showroom operations. The space is currently configured as a dance studio, featuring abundant natural light, private amenities, and sweeping city views from the upper level. The property benefits from exceptional pedestrian traffic, driven by its proximity to major retail destinations such as Myer, Westfield, and David Jones. Its location on Castlereagh Street, just steps from Market Street, ensures easy access to Town Hall, Pitt Street Mall, and World Square. Hyde Park and other key city landmarks are also nearby, enhancing the appeal for businesses seeking a central and connected address.

  • Partially Built-Out as Standard Office
  • Fits 3 - 9 People
  • Central Air Conditioning
  • Open-Plan
  • Two-level configuration with internal stair access
  • Suitable for fitness, health, retail, or showroom
  • Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 2,562 SF of adjacent space
  • Natural Light
  • Hardwood Floors
  • Bright natural light and private amenities
Space Size Term Rental Rate Space Use Condition Available
8th Floor 1,507 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office/Retail Partial Build-Out Now
9th Floor 1,055 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office/Retail Partial Build-Out Now

8th Floor

Size
1,507 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office/Retail
Condition
Partial Build-Out
Available
Now

9th Floor

Size
1,055 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office/Retail
Condition
Partial Build-Out
Available
Now

8th Floor

Size 1,507 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office/Retail
Condition Partial Build-Out
Available Now

Positioned in the heart of Sydney’s CBD, this property offers a unique opportunity for businesses seeking a versatile and highly visible space. Located on the top level of an eight-story building, the premises span two interconnected floors with internal stair access, providing flexibility for a range of uses including fitness, health, retail, or showroom operations. The space is currently configured as a dance studio, featuring abundant natural light, private amenities, and sweeping city views from the upper level. The property benefits from exceptional pedestrian traffic, driven by its proximity to major retail destinations such as Myer, Westfield, and David Jones. Its location on Castlereagh Street, just steps from Market Street, ensures easy access to Town Hall, Pitt Street Mall, and World Square. Hyde Park and other key city landmarks are also nearby, enhancing the appeal for businesses seeking a central and connected address.

  • Partially Built-Out as Standard Office
  • Open Floor Plan Layout
  • Fits 4 - 12 People
  • Can be combined with additional space(s) for up to 2,562 SF of adjacent space
  • Central Air Conditioning
  • Natural Light
  • Open-Plan
  • Hardwood Floors
  • Two-level configuration with internal stair access
  • Bright natural light and private amenities
  • Suitable for fitness, health, retail, or showroom

9th Floor

Size 1,055 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office/Retail
Condition Partial Build-Out
Available Now

Positioned in the heart of Sydney’s CBD, this property offers a unique opportunity for businesses seeking a versatile and highly visible space. Located on the top level of an eight-story building, the premises span two interconnected floors with internal stair access, providing flexibility for a range of uses including fitness, health, retail, or showroom operations. The space is currently configured as a dance studio, featuring abundant natural light, private amenities, and sweeping city views from the upper level. The property benefits from exceptional pedestrian traffic, driven by its proximity to major retail destinations such as Myer, Westfield, and David Jones. Its location on Castlereagh Street, just steps from Market Street, ensures easy access to Town Hall, Pitt Street Mall, and World Square. Hyde Park and other key city landmarks are also nearby, enhancing the appeal for businesses seeking a central and connected address.

  • Partially Built-Out as Standard Office
  • Open Floor Plan Layout
  • Fits 3 - 9 People
  • Can be combined with additional space(s) for up to 2,562 SF of adjacent space
  • Central Air Conditioning
  • Natural Light
  • Open-Plan
  • Hardwood Floors
  • Two-level configuration with internal stair access
  • Bright natural light and private amenities
  • Suitable for fitness, health, retail, or showroom

Property Overview

122 Castlereagh Street is a commercial office building located on the eastern side of Castlereagh Street in the core of the Sydney CBD, positioned between Market Street and Park Street. The property is commonly referred to as Highmount House and accommodates a range of office tenancies across multiple levels. The building provides full-floor and part-floor office spaces of varying sizes, with configurations that include fitted and open plan layouts depending on the tenancy. Upper-level floors benefit from outlooks over Castlereagh Street and access to natural light. The property is situated within close proximity to Hyde Park, Pitt Street Mall, and Westfield Sydney, and is surrounded by established retail, commercial, and hospitality uses. Public transport connectivity is strong, with nearby access to St James Station, Gadigal Metro Station, bus services, and the George Street light rail network.

  • Bus Line
  • Security System
  • Wheelchair Accessible
  • Kitchen
  • Accent Lighting
  • Reception
  • Storage Space
  • Fully Carpeted
  • High Ceilings
  • Direct Elevator Exposure
  • Natural Light
  • Open-Plan
  • Partitioned Offices
  • Recessed Lighting
  • Secure Storage
  • Wi-Fi
  • Air Conditioning
  • Smoke Detector

Property Facts

Building Type
Office
Building Height
9 Stories
Building Size
20,042 SF
Building Class
B
Typical Floor Size
2,185 SF
  • Listing ID: 39954709

  • Date on Market: 2026-03-30

  • Last Updated:

  • Address: 122 Castlereagh St, Sydney, NSW 2000

Link copied
Your LoopNet account has been created!

Please Share Your Feedback

We welcome any feedback on how we can improve LoopNet to better serve your needs.
X
{{ getErrorText(feedbackForm.starRating, "rating") }}
255 character limit ({{ remainingChars() }} charactercharacters remainingover)
{{ getErrorText(feedbackForm.msg, "rating") }}
{{ getErrorText(feedbackForm.fname, "first name") }}
{{ getErrorText(feedbackForm.lname, "last name") }}
{{ getErrorText(feedbackForm.phone, "phone number") }}
{{ getErrorText(feedbackForm.phonex, "phone extension") }}
{{ getErrorText(feedbackForm.email, "email address") }}