Location
1A & 1B Sophia Road, District 9 — 4 MRT lines, 4 stations, and a rare 3-line interchange nearby.
See Location →Unit Mix
367 residences from Studio to 3-Bedroom Luxury, atop a 13-storey office and retail podium.
See Unit Mix →Developer
A joint venture of CEL Development (Chip Eng Seng), SingHaiyi Group and Ultra Infinity.
See Developer →Everything at a glance
The Collective at One Sophia is a landmark mixed-use redevelopment comprising a 13-storey office and retail podium (One Sophia) alongside 2 residential towers of 19 storeys each (The Collective at One Sophia) — 367 homes above 122 strata offices and 127 strata retail units.
Sophia Road / Dhoby Ghaut
The Collective at One Sophia sits in the heart of the Civic District, footsteps from Dhoby Ghaut — one of Singapore's few 3-line MRT interchanges — with 4 MRT lines and 4 stations within easy reach for exceptional city-wide connectivity.
Being integrated with its own office and retail podium means daily conveniences are on the doorstep, while Orchard Road, Fort Canning Park and the Istana precinct are all within a short walk or drive, placing residents at the crossroads of the CBD, Orchard and the Civic District.
What's actually around you
On-site retail and groceries — at a glance.
At Your Doorstep
Groceries
How active is District 9 right now?
Live activity pulled straight from URA's transaction data — not something you'll find on a typical listings site.
From S$1,250,000
367 residences across Studio, 1, 2 and 3-Bedroom types, with maintenance fees estimated at S$52 per share value.
268 of 367 units left
CEL Development, SingHaiyi & Ultra Infinity
The Collective at One Sophia is developed by Sophia Commercial Pte. Ltd. and Sophia Residential Pte. Ltd., a joint venture between CEL Development (Chip Eng Seng), SingHaiyi Group and Ultra Infinity Pte Ltd.
The project brings together ADDP Architects and studioMilou for the architecture, Tinderbox Landscape Studio for landscaping, and main contractor China Harbour Engineering Company. Residents get 13 dedicated facilities including The SOcial Club, Azure Pool & Spa, sky gardens across levels 5, 7, 9, 12 and 14, and an outdoor lounge on level 19.
Full brochure & floor plans on request
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Charlene Ho will be in touch · Branch Division Director, ERA Realty · About her →
Leave your details for the complete e-brochure, floor plans, and a personalised walkthrough of what's still available — or skip straight to WhatsApp.
Launch details compiled from public sources as of Jul 2026 and may change. Please contact Charlene for the latest prices, unit availability and official developer materials.