Sansiri · Completed 2019 · 35 storeys · Thonglor, Bangkok
The Monument Thong Lo is a 35-storey high-rise in Thonglor, Bangkok's premier dining, café and nightlife strip, developed by Sansiri and completed in 2019. Residents step out to BTS Thong Lo, with Sukhumvit Hospital and The Commons and J Avenue close by — putting work, international healthcare and lifestyle within easy reach. On-site facilities include Sky Pool, Sky Lounge, Fitness Center, Automated Parking, and 24h Security. BAANLYY brings together verified listings, transparent pricing tools, comparable-rent data and the full application checklist for every available residence at The Monument Thong Lo.
This guide brings together the verified building facts for The Monument Thong Lo — developer, age, height, ownership and amenities — alongside the Thonglor neighbourhood context that matters most to renters and buyers: transport, schools, hospitals and indicative pricing. BAANLYY is a data-and-tools platform; we are not the building's broker or manager, and listings shown are not guaranteed unless from a verified partner.
| Developer | Sansiri |
| Completed | 2019 |
| Building height | 35 storeys |
| Property type | Freehold condominium |
| Foreign ownership | Foreign-freehold quota available |
| Pet policy | Not generally permitted (verify per unit) |
| Parking | Automated parking |
| Nearest transit | BTS Thong Lo (~300 m) |
Asking rents and sale prices at The Monument Thong Lo depend on the specific unit, floor, view and furnishing. As a benchmark, indicative monthly condo rents across Thonglor are shown below — request live The Monument Thong Lo availability for exact figures.
| Unit | Thonglor monthly rent (THB) |
|---|---|
| Studio | ฿18,000 – ฿30,000 |
| 1 bedroom | ฿28,000 – ฿55,000 |
| 2 bedroom | ฿55,000 – ฿110,000 |
| 3 bedroom | ฿110,000 – ฿280,000 |
Thonglor (Sukhumvit 55) is Bangkok's trend capital — designer dining, rooftop bars, boutique wellness, and the city's most stylish residential enclaves. A magnet for creatives, entrepreneurs, and the Japanese community.
BTS Thong Lo (Sukhumvit Line)
Wells International (On Nut) (nearby) · Multiple bilingual kindergartens
Sukhumvit Hospital · Camillian Hospital
The Commons · J Avenue · Donki Mall Thonglor · The Em District (2 BTS stops)
Pin locations are approximate. Tap any coloured pin to draw walking & driving directions from "this residence"; use the controls to see what’s within a 15–30 min walk or drive.
The Monument Thong Lo is in Thonglor, Bangkok, with its nearest mass-transit at BTS Thong Lo (~300 m). See the full Thonglor area guide for transport, schools and hospitals.
The Monument Thong Lo was developed by Sansiri and completed in 2019. It is a 35-storey freehold condominium.
Asking rents vary by unit, floor and furnishing. As an area benchmark, one-bedroom condos in Thonglor typically rent for ฿28,000–฿55,000 per month; request current The Monument Thong Lo availability for exact figures.
Foreign-freehold quota available. Under Thailand's Condominium Act foreigners may own units within the building's 49% foreign-freehold quota; confirm remaining quota and title type on the specific unit before committing.
Not generally permitted (verify per unit). Pet rules are set by the building's juristic person and can vary between owners — always confirm in writing before signing.
Building facilities include Sky Pool, Sky Lounge, Fitness Center, 24h Security, CCTV. Automated parking is provided.
Primary and official sources are cited above. Government rules, fees and procedures in Thailand change over time and vary by office; always confirm current requirements with the relevant authority before relying on them. BAANLYY never takes paid placement in editorial content.
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