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DDproperty

Baan Siri 31All units in this condo →

Watthana, Khlongtoei Nua · Google Maps

฿5,650,000฿99,123 / m²Great deal

1 bed2 baths

฿5,650,000

฿99,123 / m²

View on DDproperty

Key facts

Price vs market

15 % below market

vs 35 similar units in this condo

Net rental yield

5.2% net yield

7.3% gross before costs

Buying costs

฿256

Thai buyer (fee relief); foreign buyer ฿51,101

Common fee

฿2,280/mo

฿40/m² per month

Could rent for

฿34,200/mo

7.3 % gross yield

Project

Baan Siri 31

Built

2007

Floors

Units

180

Developer

Sansiri

Building facilities24h security · CCTV · Garden · Gym · Library · Lift · Parking · Sauna · Steam room · Swimming pool · Wi-Fi

Price comparison

Great deal

15% below the median price/m² of 35 comparable listings in this condo.

This listing

฿5,650,000

57 m² · ฿99,123/m²

At the median for 57 m²

฿6,661,227

฿1,011,227 less than the median

Typical range for this size

฿5,825,000 – ฿7,487,898

Comparables' median asking price: ฿6,625,000

Rental estimate & yield

Based on 59 rentals in this condo: median ฿600/m² per month × 57 m².

Estimated rent

฿34,200/mo

฿34,200 – ฿34,780/mo

Gross yield

7.3%

7.3% – 7.4%

Median rent of comparables

฿36,000/mo

59 rentals, any size

Rentals of similar size

฿35,000/mo·58 m²·1 bed

Location

Open in Google Maps

Flood risk:MediumNearest: ถนนสุขุมวิท จากแยกอโศก ถึงสุขุมวิท 71 (flood-prone road segment) · ~457 m

Commute to business hubs

Asok / Sukhumvit
Walk 9 min → At Asok / Sukhumvit
~9 min
Rama 9
Walk 9 min → MRT Sukhumvit → Rama 9 (2 stops)
~16 min
Silom
Walk 9 min → MRT Sukhumvit → Silom (4 stops)
~20 min
Siam
Walk 11 min → BTS Asok → Siam (4 stops)
~22 min
Sathorn
Walk 11 min → BTS Asok → Sathorn (7 stops)
~28 min

85 sale listings in a 180-unit building

Other units in Baan Siri 31

See all 195 in project

Similar condos nearby

More condos like this

More details

Address

Subdistrict: Khlongtoei Nua
Address: Sukhumvit 31, Khlongtoei Nua, Watthana, Bangkok
Nearest transit: 1.09 km (13 min) from E5 Phrom Phong BTS
Coordinates: 13.73788, 100.56640 (approx.)

Listing history

Listing ID: DDproperty #500590906
Posted at: 25 Sept 2026
First seen: 26 Sept 2026, 20:15
Last seen: 26 Sept 2026, 20:15

Raw JSON

This listing ฿99,123Median ฿116,864฿102,193 – ฿131,367

14 similar listings

Listing	Floor	Agent	Posted	Price
DDpropertyBaan Siri 31, bangkok ↗	—	Kittiphop Machchima	28 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Eastblue Horizon	28 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	PROPMATCH CO., LTD.	27 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Jurarat Srichat	24 Sept 2026	฿5,650,000
PropertyHubGreat Value 1-BR Baan Siri 31 Condominium Near MRT Sukhumvit (ID 3339956)↗	7	—	24 Sept 2026	฿5,650,000
PropertyScoutคอนโด 1-ห้องนอน ที่ บ้านสิริ 31 คอนโด ใกล้ MRT สุขุมวิท ↗	7	landlord	23 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	คุณพีร์	22 Sept 2026	฿5,650,000
PropertyHub🎉 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub🔺 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub📌 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub🚩 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHubDL26090579 Condo for sale, Baan Siri 31 near BTS Phrom Phong, ready to move in, call urgently 0653619502 LineID @952jdxxk ↗	7	—	21 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Connex Property	8 Sept 2026	฿5,650,000
PropertyHubFor Sale Condo , Baan Siri 31 , BTS-Phrom Phong , Khlong Tan , Khlong Toei , Bangkok , CX-156095 ✅ Live chat with us ADD LINE @connexproperty ✅↗	7	—	22 Jun 2026	฿5,650,000

Price history

Observed at	Price
26 Sept 2026, 20:15	฿5,650,000

Net rental yield

Estimated gross rent	฿410,400
Common area fee	− ฿27,360
Vacancy allowance	− ฿33,732
Letting agent fee (1 month/year)	− ฿34,200
Land & Building tax	− ฿1,022
Furnishing & maintenance allowance	− ฿20,520
Net annual income	฿293,566

Net yield

5.2%

5.2% – 5.3%

vs. 7.3%% gross

7.3%

Total investment

฿5,650,256

Price + ฿256 buyer's costs

Cost of owning: ~฿2,280/mo common fee (฿40/m²/month)

Cost of buying

Land Office fees and taxes on top of the price. An estimate: the exact amounts are set by the Land Office on transfer day.

Official appraisal

฿89,650/m² × 57 m² = ฿5,110,050

Treasury Department appraisal, building median (฿86,000–฿101,200/m² by floor) · Registered as: บ้านสิริเธอร์ตี้วัน คอนโดมิเนียม

Asking price is 1.11× the official appraisal

Valid until 31 Dec 2026 (the next appraisal cycle starts in 2027). Source: Treasury Department (assessprice.treasury.go.th)

Buyer is a Thai individualMortgage loanTransfer fee paid bySeller has owned itSeller in the house registration ≥ 1 yearSeller is a company (developer)

Transfer fee (0.01 % relief)· split	฿511
Stamp duty (0.5 %)· seller	฿28,250
Withholding income tax· seller	฿103,852
You pay on top of the price	฿256
All-in for the buyer	฿5,650,256
Seller's taxes and fees	฿132,357

Relief applies: 0.01 % transfer and mortgage fees for Thai buyers when price and appraisal are ≤ ฿7M (until 30 Jun 2027).

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    {
      "text": "57 sqm",
      "dataAutomationId": "listing-card-v2-area"
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    {
      "text": "Condo",
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    {
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  "contactAgentText": "Contact",
  "crossListingType": "ORIGINAL",
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}

Source details

Recency: Listed on Sep 26, 2026 (20h ago)
Developer: Thiya Chaysabut

Cost of buying

Land Office fees and taxes on top of the price. An estimate: the exact amounts are set by the Land Office on transfer day.

Official appraisal

฿89,650/m² × 57 m² = ฿5,110,050

Treasury Department appraisal, building median (฿86,000–฿101,200/m² by floor) · Registered as: บ้านสิริเธอร์ตี้วัน คอนโดมิเนียม

Asking price is 1.11× the official appraisal

Valid until 31 Dec 2026 (the next appraisal cycle starts in 2027). Source: Treasury Department (assessprice.treasury.go.th)

Buyer is a Thai individualMortgage loanTransfer fee paid bySeller has owned itSeller in the house registration ≥ 1 yearSeller is a company (developer)

Transfer fee (0.01 % relief)· split	฿511
Stamp duty (0.5 %)· seller	฿28,250
Withholding income tax· seller	฿103,852
You pay on top of the price	฿256
All-in for the buyer	฿5,650,256
Seller's taxes and fees	฿132,357

Relief applies: 0.01 % transfer and mortgage fees for Thai buyers when price and appraisal are ≤ ฿7M (until 30 Jun 2027).

85 sale listings in a 180-unit building

Net rental yield

Estimated gross rent	฿410,400
Common area fee	− ฿27,360
Vacancy allowance	− ฿33,732
Letting agent fee (1 month/year)	− ฿34,200
Land & Building tax	− ฿1,022
Furnishing & maintenance allowance	− ฿20,520
Net annual income	฿293,566

Net yield

5.2%

5.2% – 5.3%

vs. 7.3%% gross

7.3%

Total investment

฿5,650,256

Price + ฿256 buyer's costs

Cost of owning: ~฿2,280/mo common fee (฿40/m²/month)

Flood risk:MediumNearest: ถนนสุขุมวิท จากแยกอโศก ถึงสุขุมวิท 71 (flood-prone road segment) · ~457 m

Key facts

Price vs market

15 % below market

vs 35 similar units in this condo

Net rental yield

5.2% net yield

7.3% gross before costs

Buying costs

฿256

Thai buyer (fee relief); foreign buyer ฿51,101

Common fee

฿2,280/mo

฿40/m² per month

Could rent for

฿34,200/mo

7.3 % gross yield

Project

Baan Siri 31

Built

2007

Floors

Units

180

Developer

Sansiri

Building facilities24h security · CCTV · Garden · Gym · Library · Lift · Parking · Sauna · Steam room · Swimming pool · Wi-Fi

Commute to business hubs

Asok / Sukhumvit
Walk 9 min → At Asok / Sukhumvit
~9 min
Rama 9
Walk 9 min → MRT Sukhumvit → Rama 9 (2 stops)
~16 min
Silom
Walk 9 min → MRT Sukhumvit → Silom (4 stops)
~20 min
Siam
Walk 11 min → BTS Asok → Siam (4 stops)
~22 min
Sathorn
Walk 11 min → BTS Asok → Sathorn (7 stops)
~28 min

Other units in Baan Siri 31

See all 195 in project

14 similar listings

Listing	Floor	Agent	Posted	Price
DDpropertyBaan Siri 31, bangkok ↗	—	Kittiphop Machchima	28 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Eastblue Horizon	28 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	PROPMATCH CO., LTD.	27 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Jurarat Srichat	24 Sept 2026	฿5,650,000
PropertyHubGreat Value 1-BR Baan Siri 31 Condominium Near MRT Sukhumvit (ID 3339956)↗	7	—	24 Sept 2026	฿5,650,000
PropertyScoutคอนโด 1-ห้องนอน ที่ บ้านสิริ 31 คอนโด ใกล้ MRT สุขุมวิท ↗	7	landlord	23 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	คุณพีร์	22 Sept 2026	฿5,650,000
PropertyHub🎉 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub🔺 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub📌 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHub🚩 For Sell Condo BAAN SIRI 31 Building 1, Floor 7,1 bed room, Room size 57 sqm ↗	7	—	22 Sept 2026	฿5,650,000
PropertyHubDL26090579 Condo for sale, Baan Siri 31 near BTS Phrom Phong, ready to move in, call urgently 0653619502 LineID @952jdxxk ↗	7	—	21 Sept 2026	฿5,650,000
DDpropertyBaan Siri 31, bangkok ↗	—	Connex Property	8 Sept 2026	฿5,650,000
PropertyHubFor Sale Condo , Baan Siri 31 , BTS-Phrom Phong , Khlong Tan , Khlong Toei , Bangkok , CX-156095 ✅ Live chat with us ADD LINE @connexproperty ✅↗	7	—	22 Jun 2026	฿5,650,000

Price history

Observed at	Price
26 Sept 2026, 20:15	฿5,650,000

Baan Siri 31All units in this condo →

Key facts

Price comparison?Estimated from other current listings, not a valuation — just a signal.Typical range (25th–75th percentile) of comparable listings, per m²

Rental estimate & yield?Gross yield = estimated rent × 12 ÷ asking price, before common fees, taxes, vacancy and agent fees. Asking rents, not signed contracts.

Location?Approximate: this source doesn't publish coordinates, so this is Baan Siri 31's location taken from other listings.

Commute to business hubs?Estimated from OpenStreetMap rail lines, typical dwell/transfer times and walking speed — not a live timetable.Position is this project's approximate location; walking time is approximate too.

Other units in Baan Siri 31

Similar condos nearby?Other projects with a 1 bed unit at a similar price and size, closest first.

Address

Listing history

14 similar listings?Same project, beds, size and price, but the floor differs or is unknown — might be a different unit.

Price history

Cost of buying

Source details

Location?Approximate: this source doesn't publish coordinates, so this is Baan Siri 31's location taken from other listings.

Cost of buying

Key facts

Commute to business hubs?Estimated from OpenStreetMap rail lines, typical dwell/transfer times and walking speed — not a live timetable.Position is this project's approximate location; walking time is approximate too.

Other units in Baan Siri 31

14 similar listings?Same project, beds, size and price, but the floor differs or is unknown — might be a different unit.

Price history

Similar condos nearby?Other projects with a 1 bed unit at a similar price and size, closest first.

Price comparison

Rental estimate & yield

Location

Commute to business hubs

Similar condos nearby

14 similar listings

Location

Commute to business hubs

14 similar listings

Similar condos nearby