1% above the median price/m² of 33 comparable listings in this condo.
Based on 58 rentals in this condo: median ฿600/m² per month × 57 m².
{
"id": "6078695",
"slug": "ขาย-คอนโด-baan-siri-31-บ้าน-สิริ-31-ใจกลางสุขุมวิท-31-ห้องกว้าง-เป็นส่วนตัว-บรรยากาศเงียบสงบ-ใกล้-bts-อโศก-และพร้อมพงษ์",
"price": {
"forRent": {
"daily": null,
"monthly": null
},
"forSale": {
"type": "AMOUNT",
"price": 6700000
},
"forSaleDeposit": {
"paid": null,
"type": null,
"profit": null
},
"forSaleDownPayment": {
"paid": null,
"type": null,
"profit": null
}
},
"title": "🔥ขาย คอนโด Baan Siri 31 บ้าน สิริ 31 ใจกลางสุขุมวิท 31 ห้องกว้าง เป็นส่วนตัว 🌳 บรรยากาศเงียบสงบ ใกล้ BTS อโศก และพร้อมพงษ์",
"project": {
"id": "969",
"logo": null,
"name": "บ้าน สิริ เธอร์ตี้ วัน",
"slug": "baan-siri-31",
"address": "วัฒนา กรุงเทพมหานคร",
"location": {
"lat": 13.73787634866567,
"lng": 100.5664031492639
},
"nameEnglish": "Baan Siri 31",
"coverPicture": "/pictures/202507/20250709/c3fNk9h5U328VS16TozT/be7210af.jpg"
},
"postType": "FOR_SALE",
"createdAt": "2026-05-22T09:36:39.245Z",
"updatedAt": "2026-09-26T11:00:39.673Z",
"modifiedAt": null,
"refreshedAt": "2026-09-26T11:00:39.673Z",
"coverPicture": "/pictures/202605/20260522/RW1jL7TjeMfoYvJVPu5V/be7210af.jpg",
"propertyType": "CONDO",
"sponsorPackage": "FREE",
"roomInformation": {
"onFloor": "7",
"roomArea": 57,
"roomType": "ONE_BED_ROOM",
"numberOfBed": 1,
"numberOfBath": 1
}
}82 sale listings in a 180-unit building
Land Office fees and taxes on top of the price. An estimate: the exact amounts are set by the Land Office on transfer day.
| Transfer fee (0.01 % relief)· split | ฿492 |
| Stamp duty (0.5 %)· seller | ฿33,500 |
| Withholding income tax· seller | ฿97,169 |
| You pay on top of the price | ฿246 |
| All-in for the buyer | ฿6,700,246 |
| Seller's taxes and fees | ฿130,914 |
Relief applies: 0.01 % transfer and mortgage fees for Thai buyers when price and appraisal are ≤ ฿7M (until 30 Jun 2027).Taxes are the seller's by custom, but it's negotiable: some sellers ask for a price "net" of fees.Individual sellers: on the appraisal, less a deduction by years held, at progressive rates (max 20 % of the price). Companies: 1 %.Estimate for guidance only, not tax or legal advice. Rules as of September 2026.
| 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 | − ฿984 |
| Furnishing & maintenance allowance | − ฿20,520 |
| Net annual income | ฿293,605 |
Cost of owning: ~฿2,280/mo common fee (฿40/m²/month)
Flood risk:MediumNearest: ถนนสุขุมวิท จากแยกอโศก ถึงสุขุมวิท 71 (flood-prone road segment) · ~457 mA BMA-documented flood-prone spot is within easy reach of this location.2 documented spots within 800 mPosition is this project's approximate location (median of nearby listings), not this exact unit.Based only on proximity to points BMA itself has flagged as flood-prone or flood-watch — not a hydrological model, and not the 2011 flood extent. A location with nothing nearby is not proven flood-safe: BMA's list covers the spots it chose to document, not a wall-to-wall survey. Source: Bangkok Metropolitan Administration, Department of Drainage and Sewerage (public map data)
| Observed at | Price |
|---|---|
| 27 Sept 2026, 13:19 | ฿6,700,000 |
29
14
22
28
19
29
25
26
18
20
46| Unit | Beds | Baths | Size | Floor | Price | Price/sqm | Posted |
|---|---|---|---|---|---|---|---|
29Baan Siri 31, bangkok DDproperty | 2 | 2 | 88 m² | — | ฿15,000,000 |
| ฿170,455 |
| 27 Sept 2026 |
14Baan Siri 31, bangkok DDproperty | 2 | 2 | 88 m² | — | ฿10,860,000 | ฿122,837 | 27 Sept 2026 |
22Baan Siri 31, bangkok DDproperty | 1 | 1 | 57 m² | — | ฿6,500,000 | ฿114,035 | 27 Sept 2026 |
28Baan Siri 31, bangkok DDproperty | 1 | 1 | 57 m² | — | ฿6,700,000 | ฿117,544 | 27 Sept 2026 |
19Baan Siri 31, bangkok DDproperty | 2 | 2 | 88 m² | — | ฿12,890,000 | ฿146,477 | 26 Sept 2026 |
29Baan Siri 31, bangkok DDproperty | 1 | 2 | 57 m² | — | ฿5,650,000 | ฿99,123 | 25 Sept 2026 |
25Baan Siri 31, bangkok DDproperty | 3 | 3 | 136 m² | — | ฿20,500,000 | ฿150,735 | 25 Sept 2026 |
26Baan Siri 31, bangkok DDproperty | 3 | 3 | 133 m² | — | ฿20,500,000 | ฿154,135 | 25 Sept 2026 |
18Baan Siri 31, bangkok DDproperty | 1 | 1 | 57 m² | — | ฿5,650,000 | ฿99,123 | 25 Sept 2026 |
20Baan Siri 31, bangkok DDproperty | 1 | 1 | 57 m² | — | ฿6,625,000 | ฿116,864 | 25 Sept 2026 |
| 3 | 3 | 133 m² | 20 | ฿20,500,000 | ฿154,135 | 25 Sept 2026 |
46Baan Siri 31, bangkok DDproperty | 2 | 3 | 134 m² | — | ฿20,000,000 | ฿149,254 | 24 Sept 2026 |
Building facilities24h security · CCTV · Garden · Gym · Library · Lift · Parking · Sauna · Steam room · Swimming pool · Wi-Fi
Listed 12× from ฿5,650,000 to ฿6,700,000
This listing is ฿1,050,000 above the cheapest
| Listing | Agent | Posted | Price |
|---|---|---|---|
| — | 22 Jun 2026 | ฿5,650,000 | |
| — | 21 Sept 2026 | ฿5,650,000 | |
| — | 22 Sept 2026 | ฿5,650,000 | |
| — | 22 Sept 2026 | ฿5,650,000 | |
| — | 22 Sept 2026 | ฿5,650,000 | |
| — | 22 Sept 2026 | ฿5,650,000 | |
| — | 24 Sept 2026 | ฿5,650,000 | |
| — | 23 Sept 2026 | ฿5,650,000 | |
| — | 22 Jul 2026 | ฿6,200,000 | |
| — | 26 Jun 2026 | ฿6,700,000 | |
| — | 9 Aug 2021 | ฿6,700,000 |
| Listing | Floor | Agent | Posted | Price |
|---|---|---|---|---|
| — | Pemika Aukkaraleekul | 27 Sept 2026 | ฿6,700,000 | |

| — |
| Annie Prombun |
| 21 Sept 2026 |
| ฿6,700,000 |
| — | Property Expert | 16 Sept 2026 | ฿6,700,000 |
| 10 | — | 18 May 2026 | ฿6,700,000 |