Answered
What is on Sathorn Soi 10?
Sathorn Soi 10 is a short residential lane off South Sathorn Road in Bang Rak, about 80 metres from BTS Saint Louis, and its notable building is The Monument Sathon, the first joint venture between Sansiri and Nomura Real Estate.

At a glance
- Freehold
- Handover 2030
- Sathorn
- 9 for sale with us
The lane matters because of what it is not. Sathorn itself is a four‑lane business artery; the sois running off it are quiet, low‑rise and residential, which is how a building here gets a business‑district address without a business‑district street outside the door.
Read the rest of the answer
The Monument Sathon is freehold: 185 residences over 29 storeys, marketed from about THB 9.9 million to THB 150 million as at August 2026. Freehold is worth weighing here against the leasehold branded stock on the park‑axis.
Eighty metres from a BTS station is close enough to be walked in under two minutes, which on Sathorn in the rain is a genuine difference rather than a marketing distance. For current availability at The Monument Sathon, contact Embark Estate; a person replies within 4 hours.
How we know this
Embark's own corridor record for Sathorn, and the developer's published figures as at August 2026.
