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Overview of Baan Siri 31 in Watthana, Bangkok

Baan Siri 31 is a condo and apartment project, developed by Sansiri, located at 245/12 Sukhumvit 31, Khlong Toei Nuea, Vadhana, Bangkok, 10110 Thailand. Construction of Baan Siri 31 was completed in May 2007. Condo and apartment comprises of 1 building, 24 floors and 110 units.

Details and highlights Baan Siri 31
The prestigious Baan Siri 31 condominum building offers residents luxury living in the heart of one of the most sought after areas of Bangkok-- on Sukhumvit Soi 31, Phrom Phong. The condo project is not only in the heart of town but is also just a quick walk to the BTS skytrain station at Phrom Phong, making it highly accessible from virtually anywhere in the city. Nearby you can find the highly popular Emprorium shopping mall and Terminal 21 at Asoke. With so many major attractions, excellent dining options and entertainment venues, the area surrounding the Baan Siri 31 condo project is very well populated, making it an ideal location for the city dwellers who like to keep busy.
Available Units

Baan Siri 31 for sale: 46 available units from S$ 215,076 to S$ 780,365.
Baan Siri 31 for rent: 79 available units from S$ 951 to S$ 3,235 per month.

Facilities

Facilities at Baan Siri 31 include parking, concierge, garden, gym, sauna, security and swimming pool.

Market stats

The average sale price at Baan Siri 31 is S$ 5,187 per sqm.
This is 12.4 % downtrend current average sale price in Watthana (S$ 5,925 per sqm) and 1.2 % downtrend the average price in Bangkok (S$ 5,252 per sqm).
sales prices at Baan Siri 31 are 15.5 % downtrend past year average price.

The average rent price at Baan Siri 31 is S$ 22 per sqm.
This is 11.1 % downtrend current average rent price in Watthana (S$ 24 per sqm) and 6.4 % downtrend the average price in Bangkok (S$ 23 per sqm).
rental prices at Baan Siri 31 are 0.2 % downtrend past year average price.

Video of Baan Siri 31
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Available units at Baan Siri 31
Price Bedrooms Bathrooms Size Floor Publisher
For sale 1 bed condo in Watthana, Bangkok
S$ 252,191 S$ 4,503/m²
1
1
56 m²
9
Premium
108Siam Sales and Rentals
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 761,333 S$ 5,681/m²
2
3
134 m²
Premium
Bangkok Residential
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 452,993 S$ 5,147/m²
2
2
88 m²
17
Premium
BHL Property
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 452,993 S$ 5,147/m²
2
2
88 m²
17th
Premium
Sense Property Group
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 452,993 S$ 5,147/m²
2
2
88 m²
17
Premium
PropertyScout Great deals
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For sale 1 bed apartment in Watthana, Bangkok
S$ 215,076 S$ 3,773/m²
1
1
57 m²
7
Premium
FazWaz Bangkok Sales and Rentals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 570,999 S$ 6,274/m²
2
2
91 m²
15
Premium
PropertyScout Great deals
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For sale 1 bed condo in Watthana, Bangkok
S$ 334,986 S$ 5,981/m²
1
1
56 m²
10
Premium
FazWaz Bangkok Sales and Rentals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 414,165 S$ 4,706/m²
2
2
88 m²
10
Premium
PropertyScout Great deals
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For rent and for sale 1 bed condo in Watthana, Bangkok
S$ 342,600 S$ 6,229/m²
1
1
55 m²
Premium
Beyond Horizon
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 456,800 S$ 5,019/m²
2
2
91 m²
14
Premium
Sense Property Group
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For sale and for rent 2 bedrooms condo in Watthana, Bangkok
S$ 452,993 S$ 5,147/m²
2
2
88 m²
17
Premium
108Siam Sales and Rentals
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For sale 1 bed condo in Watthana, Bangkok
S$ 215,076 S$ 3,773/m²
1
1
57 m²
7
Premium
PropertyScout Great deals
Contact
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 452,993 S$ 5,147/m²
2
2
88 m²
17
Premium
PropertyScout Great deals
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Show more
For sale 1 bed condo in Watthana, Bangkok
S$ 215,076 S$ 3,773/m²
1
1
57 m²
7
Premium
108Siam Sales and Rentals
Contact
Show more
For sale 1 bed condo in Watthana, Bangkok
S$ 215,076 S$ 3,773/m²
1
1
57 m²
7
Premium
FazWaz Bangkok Sales and Rentals
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Show more
For sale 2 bedrooms condo in Watthana, Bangkok
S$ 449,186 S$ 5,104/m²
2
2
88 m²
5
Premium
PropertyScout Great deals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 475,833 S$ 5,407/m²
2
2
88 m²
15
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FazWaz Bangkok Sales and Rentals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 418,733 S$ 4,652/m²
2
2
90 m²
5
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PropertyScout Great deals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 441,192 S$ 5,013/m²
2
2
88 m²
17
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Connex Property
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1 - 20 of 46 results

Price Bedrooms Bathrooms Size Floor Publisher
For rent studio condo in Watthana, Bangkok
S$ 1,370 S$ 22/m²
60 m²
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Pro Pick Property
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,370 S$ 23/m²
1
1
59 m²
12
Premium
BKK CONDOS
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,713 S$ 19/m²
2
2
90 m²
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Bangkok Residential
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,284 S$ 25/m²
2
2
88 m²
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Bangkok Residential
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,903 S$ 22/m²
2
2
86 m²
12
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FreshProperty - a brand of PropertyScout
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 2,969 S$ 22/m²
2
3
134 m²
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Bangkok Residential
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,808 S$ 20/m²
2
2
89 m²
Premium
Beyond Horizon
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,275 S$ 20/m²
1
1
62 m²
Premium
Beyond Horizon
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,637 S$ 16/m²
2
2
100 m²
Premium
Beyond Horizon
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,370 S$ 22/m²
1
1
60 m²
10
Premium
108Siam Sales and Rentals
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,370 S$ 22/m²
1
1
60 m²
12
Premium
Hero Realtor Co., Ltd.
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,009 S$ 16/m²
1
1
61 m²
Premium
Beyond Horizon
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,284 S$ 26/m²
2
2
87 m²
9
Premium
FazWaz Bangkok Sales and Rentals
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,370 S$ 22/m²
1
1
60 m²
12
Premium
108Siam Sales and Rentals
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,370 S$ 22/m²
1
1
60 m²
8
Premium
108Siam Sales and Rentals
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 3,236 S$ 24/m²
2
2
134 m²
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Sense Property Group
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,170 S$ 23/m²
2
92 m²
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Beyond Horizon
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 2,094 S$ 23/m²
2
2
88 m²
17
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PropertyScout Great deals
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,713 S$ 21/m²
2
2
80 m²
11
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108Siam Sales and Rentals
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,827 S$ 21/m²
2
2
87 m²
10
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FazWaz Bangkok Sales and Rentals
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  • 1
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1 - 20 of 79 results

Features
  • Parking
  • Concierge
  • Garden
  • Gym
  • Sauna
  • Security
  • Swimming pool
Parking and Lifts
  • # of passenger lifts in each building: 2
  • # of service lifts in each building: 0
  • Parking type: Conventional
  • Ratio of parking spaces to # of units: 70%
  • Charging stations on site: no
Management
  • Pets: Not allowed
  • Common area management company: Plus living management
  • Common area management fee: ฿ 40/sqm
Key facts about properties sold in Baan Siri 31
  • Average price per square meter: ฿118,000
  • Average selling time: 703 days on the market before being sold.
  • Trend to take advantage of: These properties sold for 18% below their original listing price.

Don't miss this investment opportunity in Baan Siri 31. This is the perfect time to purchase your next property in an exclusive location. Contact

Previous Sales at Baan Siri 31
Sold Date Sold Price Price/Sqm Bedrooms Bathrooms Size Floor Furnished View Ownership
11/03/2026 ฿ 10,200,000 ฿ 115,909/m² 2 2 88 m² 21 Fully Furnished Skyline View Thai Quota
09/02/2026 ฿ 17,000,000 ฿ 128,787/m² 3 3 132 m² 17 Fully Furnished City View Thai Quota
06/02/2026 ฿ 5,900,000 ฿ 107,272/m² 1 1 55 m² 7 Fully Furnished City View Foreign Quota
19/01/2026 ฿ 12,800,000 ฿ 140,659/m² 2 2 91 m² 10 Fully Furnished Skyline View Thai Quota
26/08/2024 ฿ 9,100,000 ฿ 101,111/m² 2 2 90 m² 15 Fully Furnished City View Foreign Quota
10/08/2022 ฿ 15,450,000 ฿ 116,165/m² 3 4 133 m² 20 Partly Furnished - Thai Quota
28/04/2022 ฿ 14,330,000 ฿ 107,744/m² 3 4 133 m² 22 Unfurnished City View Foreign Quota
20/02/2020 ฿ 11,870,000 ฿ 130,439/m² 2 2 91 m² 12 Partly Furnished City View Foreign Quota

Market insights

For sale S$ 375,939 S$ 5,926/sqm -4.8 % Evolution compared to September 2025 12,763 Condos for sale in Watthana, Bangkok
The average price for sale of condos in Watthana is S$ 375,938. Compare to a year ago (September 2025) this represents a fall of -4.8 % and a fall of -7.6 % since the beginning of the year (January 2026). The average price per square meter for sale in Watthana is S$ 5,925/sqm, 12.8 % higher than the Bangkok median of S$ 5,252/sqm. The average price in Watthana for condos for sale for studio is S$ 172,231, S$ 237,404 for 1 bedroom, S$ 497,376 for 2 bedrooms, S$ 994,845 for 3 bedrooms and S$ 1,721,847 for 4 or more bedrooms.
For rent S$ 1,646 S$ 25/sqm -2.3 % Evolution compared to September 2025 33,058 Condos for rent in Watthana, Bangkok
The average price for rent of condos in Watthana is S$ 1,645. Compare to a year ago (September 2025) this represents a fall of -2.3 % and a fall of -7.3 % since the beginning of the year (January 2026). The average price per square meter for rent in Watthana is S$ 24/sqm, 5.3 % higher than the Bangkok median of S$ 23/sqm. The average price in Watthana for condos for rent for studio is S$ 690, S$ 1,072 for 1 bedroom, S$ 2,104 for 2 bedrooms, S$ 3,276 for 3 bedrooms and S$ 5,739 for 4 or more bedrooms.
Frequently Asked Questions
Frequently Asked Questions
  • MRT Sukhumvit, MRT Phetchaburi, MRT Queen Sirikit National Convention Centre, BTS Asok, BTS Phloen Chit, BTS Nana and BTS Phrom Phong are close to Baan Siri 31.
  • Baan Siri 31 has 46 units for sale starting from S$ 215,076 up to S$ 780,365.
  • Baan Siri 31 has 79 units for rent starting from S$ 951 / month up to S$ 3,235 / month.
Location
Projects Nearby Baan Siri 31
Project Name
Location
Number of units
Sales Prices
Monthly Rentals
Year Built
Completion Status
United Tower
Watthana, Bangkok
50
S$ 837,465 - S$ 837,465
S$ 1,522 - S$ 5,709
Dec 2003
Completed
More Details
Phatana Court
Watthana, Bangkok
11
N/A
S$ 1,332 - S$ 2,283
Oct 2026
Completed
More Details
Paragon 31
Watthana, Bangkok
17
N/A
S$ 2,283 - S$ 2,854
May 2017
Completed
More Details
L3 Avenue
Watthana, Bangkok
4
N/A
S$ 1,332 - S$ 3,806
Dec 2008
Completed
More Details
GM Heritage Sukhumvit 43
Watthana, Bangkok
2
S$ 49,562,749 - S$ 49,562,749
S$ 3,616 - S$ 3,616
Oct 2024
Completed
More Details
Silver Hill Residence Sukhumvit 65
Watthana, Bangkok
4
N/A
S$ 3,235 - S$ 3,616
Dec 2016
Completed
More Details
City Plus Ekkamai 10
Watthana, Bangkok
3
S$ 1,141,998 - S$ 1,141,998
S$ 5,900 - S$ 7,232
Jan 2004
Completed
More Details
Baan Promsri 2
Watthana, Bangkok
4
N/A
S$ 5,329 - S$ 5,329
Oct 2026
Completed
More Details
Destiny@55
Watthana, Bangkok
19
N/A
S$ 3,235 - S$ 4,758
Jan 2008
Completed
More Details
Noble Form Thonglor
Watthana, Bangkok
166
S$ 208,985 - S$ 1,741,205
S$ 1,084 - S$ 3,235
Nov 2025
Completed
More Details