Building facilities24h security · CCTV · Co-working space · Covered parking · Garden · Gym · Keycard access · Laundry · Library · Lift · Meeting room · Motorcycle parking · +4 more

Price comparison

Fair price

4% below the median price/m² of 57 comparable listings in this condo.

This listing

฿16,750,000

98.4 m² · ฿170,293/m²

At the median for 98.4 m²

฿17,369,957

฿619,957 less than the median

Typical range for this size

฿15,841,188 – ฿18,688,400

Comparables' median asking price: ฿22,700,000

Rental estimate & yield

Based on 80 rentals in this condo: median ฿635/m² per month × 98.4 m².

Estimated rent

฿62,483/mo

฿57,555 – ฿68,852/mo

Gross yield

4.5%

4.1% – 4.9%

Median rent of comparables

฿74,000/mo

80 rentals, any size

Rentals of similar size

฿55,000/mo·98.4 m²·

Location

Open in Google Maps

Flood risk:HighNearest: ถนนอโศกมนตรี บริเวณหน้าตึกแกรมมี่ (flood-prone road segment) · ~78 m

Commute to business hubs

Asok / Sukhumvit
Walk 11 min → At Asok / Sukhumvit
~11 min
Rama 9
Walk 11 min → MRT Phetchaburi → Rama 9 (1 stop)
~16 min
Siam
Walk 12 min → BTS Nana → Siam (3 stops)
~21 min
Silom
Walk 11 min → MRT Sukhumvit → Silom (4 stops)
~23 min
Sathorn
Walk 12 min → BTS Nana → Sathorn (6 stops)
~27 min

137 sale listings in a 213-unit building

Other units in The Room Sukhumvit 21

See all 433 in project

Similar condos nearby

More condos like this

More details

Address

Address: Watthana Bangkok
Coordinates: 13.74345, 100.56139

Listing history

Listing ID: PropertyHub #6214250
Posted at: 10 Jul 2026
Source updated at: 28 Sept 2026, 09:13
First seen: 26 Sept 2026, 21:15
Last seen: 28 Sept 2026, 18:44

Raw JSON

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    "forSaleDownPayment": {
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  },
  "title": "A046626 The Room Sukhumvit 21",
  "project": {
    "id": "55",
    "logo": "/pictures/201602/20160220/CU2i7KruLKFvqtsnDEPq/bb6e1093.jpg",
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    "address": "Watthana Bangkok",
    "location": {
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    "nameEnglish": "The Room Sukhumvit 21",
    "coverPicture": "/pictures/202505/20250529/X5HVunx2mKyMHkGeb2tr/be7210af.jpg"
  },
  "postType": "FOR_SALE",
  "createdAt": "2026-07-09T23:41:11.849Z",
  "updatedAt": "2026-09-28T02:13:34.754Z",
  "modifiedAt": null,
  "refreshedAt": "2026-09-28T02:13:34.754Z",
  "coverPicture": "/pictures/202607/20260710/LsPoxWe66qdPoCyBsVx3/be7210af.jpg",
  "propertyType": "CONDO",
  "sponsorPackage": "FREE",
  "roomInformation": {
    "onFloor": "4",
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}

This listing ฿170,293Median ฿176,596฿161,053 – ฿190,000

Price history

Observed at	Price
26 Sept 2026, 21:15	฿16,750,000

Net rental yield

Estimated gross rent	฿749,798
Common area fee	− ฿56,655
Vacancy allowance	− ฿61,627
Letting agent fee (1 month/year)	− ฿62,483
Land & Building tax	− ฿1,654
Furnishing & maintenance allowance	− ฿37,490
Net annual income	฿529,888

Net yield

3.1%

2.9% – 3.5%

vs. 4.5%% gross

4.5%

Total investment

฿16,832,721

Price + ฿82,721 buyer's costs

Cost of owning: ~฿4,721/mo common fee (฿48/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

฿84,100/m² × 98.4 m² = ฿8,272,076

Treasury Department appraisal for this floor · Registered as: เดอะรูม สุขุมวิท 21

Asking price is 2.02× 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 (2 % of appraisal)· split	฿165,442
Stamp duty (0.5 %)· seller	฿83,750
Withholding income tax· seller	฿234,284
You pay on top of the price	฿82,721
All-in for the buyer	฿16,832,721
Seller's taxes and fees	฿400,755

No fee relief: it needs price, appraisal and loan ≤ ฿7M.

Source details

Post type: For sale

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

฿84,100/m² × 98.4 m² = ฿8,272,076

Treasury Department appraisal for this floor · Registered as: เดอะรูม สุขุมวิท 21

Asking price is 2.02× 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 (2 % of appraisal)· split	฿165,442
Stamp duty (0.5 %)· seller	฿83,750
Withholding income tax· seller	฿234,284
You pay on top of the price	฿82,721
All-in for the buyer	฿16,832,721
Seller's taxes and fees	฿400,755

No fee relief: it needs price, appraisal and loan ≤ ฿7M.

137 sale listings in a 213-unit building

Net rental yield

Estimated gross rent	฿749,798
Common area fee	− ฿56,655
Vacancy allowance	− ฿61,627
Letting agent fee (1 month/year)	− ฿62,483
Land & Building tax	− ฿1,654
Furnishing & maintenance allowance	− ฿37,490
Net annual income	฿529,888

Net yield

3.1%

2.9% – 3.5%

vs. 4.5%% gross

4.5%

Total investment

฿16,832,721

Price + ฿82,721 buyer's costs

Cost of owning: ~฿4,721/mo common fee (฿48/m²/month)

Key facts

Price vs market

4 % below market

vs 57 similar units in this condo

Net rental yield

3.1% net yield

4.5% gross before costs

Buying costs

฿82,721

Transfer fee & taxes, 50/50 split, cash

Common fee

฿4,721/mo

฿48/m² per month

Could rent for

฿62,483/mo

4.5 % gross yield

Project

The Room Sukhumvit 21

Built

2013

Floors

Units

213

Developer

LAND & HOUSE

Building facilities24h security · CCTV · Co-working space · Covered parking · Garden · Gym · Keycard access · Laundry · Library · Lift · Meeting room · Motorcycle parking · +4 more