1 Castlereagh Street
Sydney CBD

1 Castlereagh Street

1 Castlereagh Street

1 Castlereagh Street

1 Castlereagh Street

1 Castlereagh Street

1 Castlereagh Street occupies a prominent corner position at Hunter and Castlereagh Streets, surrounded by some of Sydney’s leading premium office towers.

The building’s north-east orientation provides excellent natural light and solar exposure throughout the floors. The recently refurbished lobby offers a clean, contemporary arrival experience, while the basement provides convenient parking and comprehensive end-of-trip amenities, including showers, lockers and bicycle storage. The new Martin Place Metro Station is also conveniently positioned directly opposite the building entrance.

The property holds a 4-star NABERS Energy rating and a 3.5-star NABERS Water rating, and is positioned highly within the B-grade office market.

A number of newly refurbished suites are already available, with further fit-outs planned across the remaining vacancies. The refurbishment program will prioritise efficient floorplans, high-quality finishes and contemporary design, creating an appealing workplace for tenants seeking a presence in the heart of Sydney’s financial CBD.

Property Location

Situated on the south west corner of Castlereagh and Hunter Streets, the building is ideally located on a corner position in the financial precinct of the CBD core directly opposite Martin Place Metro Station.

  • Rent sqm pa

    $1,375 - $2,100

  • outgoings sqm pa

    Included

  • floor area sqm

    136 - 932

  • No. of People

    16 - 88

  • levels

    25

  • grade

    B

  • owner

    SLMC Property Australia Pty Ltd

  • Nabers
  • parking
    Available
Amenities
cadigal-amenities-parkingcadigal-amenities

Nicholas Mulcahy

Director

Jessica Martiniano

Senior Leasing Executive

Available
Spaces

Level/Suite Area sqm Net Rent $/sqm PA Outgoings $/sqm PA Lease Type Timing Comments
2.01295$1,395IncludedDirectOct 26New spec suite (ready Q3, 2026); includes a large private balcony, 12p boardroom, 6p meeting room, 1 focus room, 28 workstations, and a kitchen/breakout area.
2.02216$1,395IncludedDirectOct 26New spec suite (ready Q3, 2026); includes a large private balcony, 10p boardroom, 4p meeting room, 1 focus room, 23 workstations, and a kitchen/breakout area.
8.02371$1,375IncludedDirectNowCompleted spec fitout; includes reception, 12p boardroom, meeting rooms, 2 focus rooms, 38 workstations, 1 executive office, and a large kitchen/cafe breakout area.
9.02136$1,475IncludedDirectNowExisting fitout featuring entry area, boardroom, 16 workstations and kitchen / breakout area.
11.01270$1,450IncludedDirectOct 26Existing fitout (can be refreshed); includes arrival area, 12-14p boardroom, 6p meeting room, approx. 28 workstations, 1 executive office, and a large kitchen/cafe breakout area.
14.02261$1,475IncludedDirectOct 26New spec planned for Q3, 2026; includes reception, 12-14p boardroom, meeting rooms, focus rooms, 26 workstations, 1 executive office, and a large kitchen/cafe breakout area.
21550$1,650IncludedDirectOct 26Sub-penthouse with 3-sided light; new spec fitout planned; includes entry, 12p boardroom, 3 meeting rooms, office, 48 desks, 10p collab desk, and 4 focus rooms.
22+23382$2,100IncludedDirectNowDual-level penthouse with wrap-around balcony; features timber floors, high ceilings, and premium finishes; includes boardroom, 6 phone booths, room for 40 desks, and 1 office.

Nicholas Mulcahy Director

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Jessica Martiniano Senior Leasing Executive

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1 Castlereagh Street

Location
highlights

Staff
favourites

Just across the road within the foyer of 1 Elizabeth Street you’ll come across Lou Lou Martin Place, Sydney’s answer to French boulangerie meets New York bistro – perfect for client lunches or relaxing after-work drinks. With sweeping views over the Martin Place Metro atrium on one side, and sunny outlooks over Elizabeth Street on the other, Lou Lou is open for breakfast, lunch, and dinner all week long, making it the perfect destination no matter the time of day or the occasion.

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