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Overview of Ratanakosin Island in Bangkok Noi, Bangkok

Ratanakosin Island is a condo project, located at Concord Properties Group (Thailand) Co., Ltd., Rattanakosin Island Condominium Soi Arun Ammarin 39, Arun Ammarin, Bangkok Noi, Bangkok 10700, THA. Construction of Ratanakosin Island was completed in Dec 1998. Condo comprises of 39 floors and 11 units.

Details and highlights Ratanakosin Island
Ratanakosin Island is a condo and apartment project located in Arun Ammarin, Bangkok and was completed in Dec 1998. It has 300 units across 39 floors
Available Units

Ratanakosin Island for sale: 10 available units from S$ 79,460 to S$ 383,738.
Ratanakosin Island for rent: 2 available units from S$ 465 to S$ 581 per month.

Facilities

Facilities at Ratanakosin Island include parking, gym, security and swimming pool.

Market stats

The average sale price at Ratanakosin Island is S$ 1,667 per sqm.
This is 47.1 % downtrend current average sale price in Bangkok Noi (S$ 3,149 per sqm) and 69.4 % downtrend the average price in Bangkok (S$ 5,441 per sqm).
sales prices at Ratanakosin Island are 11.2 % downtrend past year average price.

The average rent price at Ratanakosin Island is S$ 8 per sqm.
This is 49.1 % downtrend current average rent price in Bangkok Noi (S$ 16 per sqm) and 64.0 % downtrend the average price in Bangkok (S$ 23 per sqm).
rental prices at Ratanakosin Island are 17.9 % downtrend past year average price.

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Available units at Ratanakosin Island
Features
  • Parking
  • Gym
  • Security
  • Swimming pool
Parking and Lifts
  • Charging stations on site: no
Key facts about properties sold in Ratanakosin Island
  • Average price per square meter: ฿45,000
  • Average selling time: 886 days on the market before being sold.
  • Trend to take advantage of: These properties sold for 4% below their original listing price.

Don't miss this investment opportunity in Ratanakosin Island. This is the perfect time to purchase your next property in an exclusive location. Contact

Previous Sales at Ratanakosin Island
Sold Date Sold Price Price/Sqm Bedrooms Bathrooms Size Floor Furnished View Ownership
06/12/2024 ฿ 1,550,000 ฿ 46,969/m² 1 1 33 m² 19 Fully Furnished City View Thai Quota
07/11/2024 ฿ 2,800,000 ฿ 40,000/m² 2 1 70 m² 26 Fully Furnished City View Thai Quota
18/04/2019 ฿ 5,600,000 ฿ 47,863/m² 4 3 117 m² 37 Fully Furnished City View Foreign Quota

Market insights

For sale S$ 110,914 S$ 3,150/sqm -7.4 % Evolution compared to July 2025 243 Condos for sale in Bangkok Noi, Bangkok
The average price for sale of condos in Bangkok Noi is S$ 110,913. Compare to a year ago (July 2025) this represents a fall of -7.4 % and a fall of -7.0 % since the beginning of the year (January 2026). The average price per square meter for sale in Bangkok Noi is S$ 3,149/sqm, 42.1 % lower than the Bangkok median of S$ 5,441/sqm. The average price in Bangkok Noi for condos for sale for studio is S$ 91,030, S$ 103,625 for 1 bedroom and S$ 201,405 for 2 bedrooms.
For rent S$ 576 S$ 17/sqm +1.0 % Evolution compared to July 2025 282 Condos for rent in Bangkok Noi, Bangkok
The average price for rent of condos in Bangkok Noi is S$ 575. Compare to a year ago (July 2025) this represents a rise of +1.0 % and a fall of -1.2 % since the beginning of the year (January 2026). The average price per square meter for rent in Bangkok Noi is S$ 16/sqm, 29.2 % lower than the Bangkok median of S$ 23/sqm. The average price in Bangkok Noi for condos for rent for studio is S$ 389, S$ 573 for 1 bedroom and S$ 848 for 2 bedrooms.
Frequently Asked Questions
Frequently Asked Questions
  • Ratanakosin Island has 10 units for sale starting from S$ 79,460 up to S$ 383,738.
  • Ratanakosin Island has 2 units for rent starting from S$ 465 / month up to S$ 581 / month.
Location
Projects Nearby Ratanakosin Island
Project Name
Location
Number of units
Sales Prices
Monthly Rentals
Year Built
Completion Status
Origin Play Bangkhunnon Triple Station
Bangkok Noi, Bangkok
24
S$ 113,939 - S$ 185,667
S$ 465 - S$ 930
Dec 2025
Completed
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Janjira Residence
Bangkok Noi, Bangkok
2
N/A
S$ 224 - S$ 1,162
Aug 2023
Completed
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Ideo Mobi Charan Interchange
Bangkok Noi, Bangkok
81
S$ 86,651 - S$ 251,949
S$ 348 - S$ 891
Dec 2015
Completed
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NUE Noble Fai Chai - Wang Lang
Bangkok Noi, Bangkok
15
S$ 145,355 - S$ 191,869
S$ 465 - S$ 930
Aug 2023
Completed
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D Condo Charan - Bangkhunnon
Bangkok Noi, Bangkok
4
S$ 65,506 - S$ 1,356,650
N/A
Jan 2012
Completed
More Details
The Blisz Sathorn - Charan 35
Bangkok Noi, Bangkok
2
S$ 290,710 - S$ 310,091
N/A
Feb 2023
Completed
More Details
The Tree Charansanitwong 30
Bangkok Noi, Bangkok
21
S$ 88,763 - S$ 155,045
S$ 387 - S$ 736
Jan 2020
Completed
More Details
Dueanthip 1
Bangkok Noi, Bangkok
2
S$ 242,181 - S$ 242,181
S$ 348 - S$ 348
May 1997
Completed
More Details
Bangkok Noi Waterside
Bangkok Noi, Bangkok
1
S$ 38,373 - S$ 38,373
N/A
Jan 2004
Completed
More Details
Setthasiri Charun Pinklao
Bangkok Noi, Bangkok
11
S$ 445,756 - S$ 693,830
S$ 1,938 - S$ 2,131
Dec 2017
Completed
More Details