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Overview of HQ by Sansiri in Watthana, Bangkok

HQ by Sansiri is a condo project, developed by Sansiri, located at 121 Sukhumvit 55, Khlong Tan Nuea, Vadhana, Bangkok, 10110 Thailand. Construction of HQ by Sansiri was completed in Dec 2013. Condo comprises of 1 building, 36 floors and 605 units.

Details and highlights HQ by Sansiri
The HQ Thonglor by Sansiri so called Jewel of Thonglor condominium project from Sansiri one of the biggest residental property developers in Thailand is expected to be finished in February 2015. The condo is conveniently located just after Thonglor Soi 4 on Sukhumvit Soi 55 and only 5 minutes walk from Thong Lo BTS station on Sukhumvit road in Central Bangkok. The condo is located in a prime area on Thonglor road with 36 storeys and 197 condos rising above Bangkok offering great views of the city from the top floors. HQ condominium will have a selection of modern facilities 24 hour security service,fitness room,swimmin pool and CCTV cameras. Location of the condo will be perfect for anyone looking for easy access to trendy shops,bars and restaurants in Thonglor on daily basis.
Available Units

HQ by Sansiri for sale: 178 available units from S$ 1,912 to S$ 7,535,555.
HQ by Sansiri for rent: 505 available units from S$ 1,013 to S$ 688,527 per month.

Facilities

Facilities at HQ by Sansiri include parking, concierge, garden, gym, library, sauna, security and swimming pool.

Market stats

The average sale price at HQ by Sansiri is S$ 8,826 per sqm.
This is 46.0 % uptrend current average sale price in Watthana (S$ 6,044 per sqm) and 63.1 % uptrend the average price in Bangkok (S$ 5,412 per sqm).
sales prices at HQ by Sansiri are 7.2 % downtrend past year average price.

The average rent price at HQ by Sansiri is S$ 33 per sqm.
This is 33.6 % uptrend current average rent price in Watthana (S$ 24 per sqm) and 39.3 % uptrend the average price in Bangkok (S$ 23 per sqm).
rental prices at HQ by Sansiri are 4.0 % downtrend past year average price.

Video of HQ by Sansiri
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Available units at HQ by Sansiri
Price Bedrooms Bathrooms Size Floor Publisher
For sale 1 bed condo in Watthana, Bangkok
S$ 325,138 S$ 7,930/m²
1
1
41 m²
32
Premium
108Siam Sales and Rentals
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For sale 1 bed condo in Watthana, Bangkok
S$ 271,586 S$ 6,315/m²
1
1
43 m²
22
Premium
FazWaz Bangkok Sales and Rentals
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 684,703 S$ 9,129/m²
2
2
75 m²
10+
Premium
PropertyScout Great deals
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For sale 1 bed condo in Watthana, Bangkok
S$ 286,504 S$ 6,662/m²
1
1
43 m²
Premium
PropertyScout Great deals
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For sale 1 bed condo in Watthana, Bangkok
S$ 286,887 S$ 6,671/m²
1
1
43 m²
22
Premium
Bangkok Residence
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 554,647 S$ 7,395/m²
2
75 m²
10
Premium
AIM HIGH GROUP CO., LTD.
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For sale 1 bed condo in Watthana, Bangkok
S$ 420,767 S$ 7,650/m²
1
1
55 m²
29
Premium
Bangkok Residence
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For sale 1 bed condo in Watthana, Bangkok
S$ 302,187 S$ 6,715/m²
1
1
45 m²
22
Premium
BKK CONDOS
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For sale 1 bed condo in Watthana, Bangkok
S$ 363,390
1
1
18
Premium
Agentplus
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For rent and for sale 1 bed condo in Watthana, Bangkok
S$ 459,019 S$ 10,432/m²
1
1
44 m²
Premium
Bangkok Residential
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For sale 1 bed condo in Watthana, Bangkok
S$ 340,439 S$ 7,917/m²
1
1
43 m²
12
Premium
Bangkok Residence
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 1,071,043 S$ 10,710/m²
2
2
100 m²
28
Premium
Bangkok Residence
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 651,424 S$ 8,685/m²
2
2
75 m²
12
Premium
Bangkok Residence
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 581,424 S$ 7,359/m²
2
2
79 m²
22
Premium
Bangkok Residence
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For sale 1 bed condo in Watthana, Bangkok
S$ 340,439 S$ 6,808/m²
1
1
50 m²
18
Premium
Bangkok Residence
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For sale 1 bed condo in Watthana, Bangkok
S$ 276,559 S$ 6,431/m²
1
1
43 m²
31
Premium
Bangkok Residence
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 650,276 S$ 8,787/m²
2
2
74 m²
14
Premium
Bangkok Residence
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For rent and for sale 2 bedrooms condo in Watthana, Bangkok
S$ 879,786 S$ 10,350/m²
2
2
85 m²
Premium
Bangkok Residential
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For sale 2 bedrooms condo in Watthana, Bangkok
S$ 841,534 S$ 10,652/m²
2
2
79 m²
0
Premium
Asher Property
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For rent and for sale 1 bed condo in Watthana, Bangkok
S$ 437,980 S$ 10,185/m²
1
1
43 m²
15
Premium
BKK CONDOS
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1 - 20 of 178 results

Price Bedrooms Bathrooms Size Floor Publisher
For rent 1 bed condo in Watthana, Bangkok
S$ 1,377 S$ 27/m²
1
1
50 m²
30
Premium
Bangkok Residence
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,295 S$ 28/m²
2
2
80 m²
33
Premium
FreshProperty - a brand of PropertyScout
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,339 S$ 26/m²
1
1
51 m²
10
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FreshProperty - a brand of PropertyScout
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 1,913 S$ 25/m²
2
2
75 m²
28
Premium
Bangkok Residence
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,339 S$ 29/m²
1
1
45 m²
29
Premium
BKK CONDOS
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For rent 1 bed condo in Watthana, Bangkok
S$ 2,104 S$ 36/m²
1
1
57 m²
Premium
Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,913 S$ 40/m²
1
1
47 m²
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Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,339 S$ 27/m²
1
48 m²
Premium
Beyond Horizon
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,645 S$ 29/m²
1
55 m²
Premium
Beyond Horizon
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,869 S$ 33/m²
2
2
86 m²
Premium
Beyond Horizon
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For rent 1 bed condo in Watthana, Bangkok
S$ 2,104 S$ 36/m²
1
1
57 m²
Premium
Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,721 S$ 39/m²
1
1
44 m²
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Bangkok Residential
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,486 S$ 33/m²
2
2
75 m²
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Bangkok Residential
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For rent 2 bedrooms condo in Watthana, Bangkok
S$ 2,869 S$ 38/m²
2
2
75 m²
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Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,721 S$ 40/m²
1
1
42 m²
32
Premium
BKK CONDOS
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,205 S$ 25/m²
1
1
48 m²
Premium
Beyond Horizon
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,721 S$ 38/m²
1
1
45 m²
Premium
Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,721 S$ 33/m²
1
1
51 m²
Premium
Bangkok Residential
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For rent 1 bed condo in Watthana, Bangkok
S$ 1,721 S$ 39/m²
1
1
44 m²
Premium
Bangkok Residential
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For rent and for sale 1 bed condo in Watthana, Bangkok
S$ 1,454 S$ 33/m²
1
1
44 m²
Premium
Bangkok Residential
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1 - 20 of 505 results

Features
  • Parking
  • Concierge
  • Garden
  • Gym
  • Library
  • Sauna
  • Security
  • Swimming pool
Parking and Lifts
  • # of passenger lifts in each building: 3
  • # of service lifts in each building: 1
  • Parking type: Conventional
  • Ratio of parking spaces to # of units: 81%
  • Charging stations on site: no
Management
  • Pets: Not allowed
  • Common area management company: Plus living management
  • Common area management fee: ฿ 55
  • Sinking fund: ฿ 500
Key facts about properties sold in HQ by Sansiri
  • Average price per square meter: ฿200,000
  • Average selling time: 419 days on the market before being sold.
  • Trend to take advantage of: These properties sold for 16% below their original listing price.

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

Previous Sales at HQ by Sansiri
Sold Date Sold Price Price/Sqm Bedrooms Bathrooms Size Floor Furnished View Ownership
22/01/2026 ฿ 15,000,000 ฿ 189,873/m² 2 2 79 m² 8 Fully Furnished Skyline View Foreign Quota
21/07/2025 ฿ 7,780,000 ฿ 165,531/m² Studio 1 47 m² 10 Fully Furnished City View Foreign Quota
01/03/2023 ฿ 7,700,000 ฿ 175,000/m² 1 1 44 m² 10 Partly Furnished City View Thai Quota
15/07/2022 ฿ 9,800,000 ฿ 192,156/m² 1 1 51 m² 13 Fully Furnished City View Thai Quota
24/02/2021 ฿ 26,500,000 ฿ 265,000/m² 2 2 100 m² 30 Fully Furnished City View Foreign Quota

Market insights

For sale S$ 386,656 S$ 6,045/sqm -0.7 % Evolution compared to August 2025 12,271 Condos for sale in Watthana, Bangkok
The average price for sale of condos in Watthana is S$ 386,655. Compare to a year ago (August 2025) this represents a fall of -0.7 % and a fall of -5.7 % since the beginning of the year (January 2026). The average price per square meter for sale in Watthana is S$ 6,044/sqm, 11.7 % higher than the Bangkok median of S$ 5,412/sqm. The average price in Watthana for condos for sale for studio is S$ 173,684, S$ 244,562 for 1 bedroom, S$ 503,339 for 2 bedrooms, S$ 1,003,889 for 3 bedrooms and S$ 1,694,384 for 4 or more bedrooms.
For rent S$ 1,728 S$ 25/sqm 0.0 % Evolution compared to August 2025 30,617 Condos for rent in Watthana, Bangkok
The average price for rent of condos in Watthana is S$ 1,727. Compare to a year ago (August 2025) there arent any variations and a fall of -7.1 % since the beginning of the year (January 2026). The average price per square meter for rent in Watthana is S$ 24/sqm, 4.3 % higher than the Bangkok median of S$ 23/sqm. The average price in Watthana for condos for rent for studio is S$ 697, S$ 1,083 for 1 bedroom, S$ 2,115 for 2 bedrooms, S$ 3,403 for 3 bedrooms and S$ 5,769 for 4 or more bedrooms.
Frequently Asked Questions
Frequently Asked Questions
  • BTS Phrom Phong, BTS Thong Lo, BTS Ekkamai and BTS Phra Khanong are close to HQ by Sansiri.
  • HQ by Sansiri has 178 units for sale starting from S$ 1,912 up to S$ 7,535,555.
  • HQ by Sansiri has 505 units for rent starting from S$ 1,013 / month up to S$ 688,527 / month.
Location
Projects Nearby HQ by Sansiri
Project Name
Location
Number of units
Sales Prices
Monthly Rentals
Year Built
Completion Status
United Tower
Watthana, Bangkok
52
S$ 841,534 - S$ 841,534
S$ 1,530 - S$ 5,737
Dec 2003
Completed
More Details
Phatana Court
Watthana, Bangkok
11
N/A
S$ 1,338 - S$ 2,295
Oct 2026
Completed
More Details
Paragon 31
Watthana, Bangkok
17
N/A
S$ 2,295 - S$ 2,868
May 2017
Completed
More Details
L3 Avenue
Watthana, Bangkok
4
N/A
S$ 1,338 - S$ 3,825
Dec 2008
Completed
More Details
GM Heritage Sukhumvit 43
Watthana, Bangkok
2
S$ 49,803,518 - S$ 49,803,518
S$ 3,633 - S$ 3,633
Oct 2024
Completed
More Details
Silver Hill Residence Sukhumvit 65
Watthana, Bangkok
4
N/A
S$ 3,251 - S$ 3,633
Dec 2016
Completed
More Details
City Plus Ekkamai 10
Watthana, Bangkok
3
S$ 1,147,546 - S$ 1,147,546
S$ 5,928 - S$ 7,267
Jan 2004
Completed
More Details
Baan Promsri 2
Watthana, Bangkok
4
N/A
S$ 5,355 - S$ 5,355
Oct 2026
Completed
More Details
Destiny@55
Watthana, Bangkok
19
N/A
S$ 3,251 - S$ 4,781
Jan 2008
Completed
More Details
Noble Form Thonglor
Watthana, Bangkok
156
S$ 210,001 - S$ 1,749,664
S$ 1,109 - S$ 3,251
Nov 2025
Completed
More Details