Tonle Bassac, once a quiet neighborhood in Phnom Penh, has undergone a remarkable transformation over the years, evolving into one of the capital’s most prestigious and vibrant districts. It is part of Chamkarmon district, located on the west side of the Bassac River, circled by Sihanouk Blvd. and Norodom Blvd. Just across the Bassac River lies Koh Pich (Diamond Island), a newer extension of the district that’s gradually become a vibrant part of Tonle Bassac’s ongoing story—home to modern developments, event spaces, and waterfront attractions.
With a combination of modern high-rise buildings, lush green spaces, and historical landmarks, Tonle Bassac has emerged as a symbol of Cambodia’s rapid development and urbanization. The area’s growth has been fueled by the influx of foreign investments, driving the construction of luxury real estate and commercial projects that have reshaped its skyline and attracted both locals and expatriates.
Tonle Bassac is known as the Embassy Hub of Phnom Penh, marked by the presence of numerous diplomatic missions representing countries from across the globe. This international presence underscores Cambodia’s growing importance on the world stage and creates a unique environment for cross-cultural exchange.
Alongside the embassies, the area is home to several key government agencies:
This influential presence has helped shape Tonle Bassac into a preferred location for both luxury residences and modern commercial developments.
Tonle Bassac offers a strong infrastructure network, well-maintained roads, and access to Phnom Penh’s top-tier international schools and institutions.
These schools contribute to a family-friendly environment, attracting international residents seeking quality education.
For leisure and entertainment, Tonle Bassac offers a mix of urban attractions and cultural venues.
Originally developed as an event and leisure zone, Koh Pich has matured into a dynamic mixed-use neighborhood . Now considered a natural extension of Tonle Bassac, the island features a growing collection of schools, businesses, and residences.
The island is also home to Diamond Bay Garden, a luxury riverfront condominium managed by The Ascott Limited, offering both move-in-ready units and guaranteed rental return programs.




Tonle Bassac comes alive after dark. From rooftop lounges to riverside bars, the district offers nightlife that caters to both casual and refined tastes.
Popular venues include:
Tonle Bassac’s skyline continues to evolve with high-end residential developments.



Other established residences include:
| Studio | US$450 – $750 |
| 1 Bedroom | US$600 – $1,200 |
| 2 Bedroom | US$750 – $2,200 |
| 3 Bedroom | US$1,300 – $2,800 |
Tonle Bassac blends prestige, convenience, and culture — from embassies and offices to schools, residences, and riverfront escapes. The district’s evolution continues through developments like Koh Pich, which bring education, commerce, and lifestyle together in one interconnected zone.
Whether you’re looking for a long-term residence, a vibrant neighborhood to grow a business, or a promising real estate investment, Tonle Bassac stands out as one of Phnom Penh’s most forward-looking and livable areas.
Looking to stay or live in Tonle Bassac, Phnom Penh? Contact us via Telegram or Live Webchat at the bottom left-hand corner or drop us a message through our contact page .