For salePropertyHub

A035540 Klass Siam

Klass Siam · Pathum Wan · Google Maps

฿8,350,000฿169,474 / m²Fair price134 days listed

1 bed1 bath49 m²Condo1

฿8,350,000

฿169,474 / m²

View on PropertyHub

Key facts

Price vs market

3 % above market

vs 12 similar units in this condo

Same unit elsewhere

Cheapest of 3 listings

No cheaper listing found for this unit

Net rental yield

3.2% net yield

4.8% gross before costs

Buying costs

฿73,166

Transfer fee & taxes, 50/50 split, cash

Common fee

฿3,942/mo

฿80/m² per month

Could rent for

฿33,593/mo

4.8 % gross yield

Project

Klass Siam

Built

2017

Floors

Units

Building facilities24h security · CCTV · Garden · Gym · Jacuzzi · Keycard access · Library · Lift · Parking · Swimming pool

Price comparison

Fair price

3% above the median price/m² of 12 comparable listings in this condo.

This listing

฿8,350,000

49.3 m² · ฿169,474/m²

At the median for 49.3 m²

฿8,143,536

฿206,464 more than the median

Typical range for this size

฿7,932,358 – ฿8,356,475

Comparables' median asking price: ฿7,300,000

Rental estimate & yield

Based on 52 rentals in this condo: median ฿682/m² per month × 49.3 m².

Estimated rent

฿33,593/mo

฿32,667 – ฿35,235/mo

Gross yield

4.8%

4.7% – 5.1%

Median rent of comparables

฿30,000/mo

52 rentals, any size

Rentals of similar size

฿32,000/mo·49.3 m²·1 bed

Location

Open in Google Maps

Flood risk:Low

Commute to business hubs

Siam
Walk 3 min → BTS National Stadium → Siam (1 stop)
~8 min
Silom
Walk 3 min → BTS National Stadium → Silom (3 stops)
~12 min
Sathorn
Walk 3 min → BTS National Stadium → Sathorn (4 stops)
~14 min
Asok / Sukhumvit
Walk 3 min → BTS National Stadium → Asok / Sukhumvit (5 stops)
~16 min
Rama 9
Walk 3 min → BTS National Stadium → MRT Sukhumvit → Rama 9 (7 stops)
~28 min

25 sale listings in a 79-unit building

Other units in Klass Siam

See all 99 in project

Similar condos nearby

More condos like this

More details

Address

Address: Pathum Wan Bangkok
Coordinates: 13.74822, 100.52855

Listing history

Listing ID: PropertyHub #6065729
Posted at: 18 May 2026
Source updated at: 29 Sept 2026, 06:39
First seen: 27 Sept 2026, 13:17
Last seen: 29 Sept 2026, 13:10

Raw JSON

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  "title": "A035540 Klass Siam",
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    "nameEnglish": "Klass Siam",
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  "postType": "FOR_SALE",
  "createdAt": "2026-05-17T23:39:35.312Z",
  "updatedAt": "2026-09-28T23:39:59.496Z",
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  "roomInformation": {
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}

This listing ฿169,474Median ฿165,284฿160,998 – ฿169,606

This unit, elsewhere

Listed 3× from ฿8,350,000 to ฿8,350,000

This is the cheapest of 3 listings

This listing ฿8,350,000฿8,350,000 – ฿8,350,000

Listing	Agent	Posted	Price
PropertyHub200m To BTS National Stadium \| 1-BR Klass Siam For Sale (ID 2918357)↗	—	15 Sept 2026	฿8,350,000
PropertyScoutคอนโด 1-ห้องนอน ที่ คลาส สยาม ใกล้ BTS รถไฟฟ้าสนามกีฬาแห่งชาติ ↗	—	19 May 2026	฿8,350,000

1 similar listings

Listing	Floor	Agent	Posted	Price
DDpropertyKlass Siam, bangkok ↗	—	Thanyalak Ajmera	15 Sept 2026	฿8,350,000

Price history

Observed at	Price
27 Sept 2026, 13:17	฿8,350,000

Net rental yield

Estimated gross rent	฿403,113
Common area fee	− ฿47,299
Vacancy allowance	− ฿33,133
Letting agent fee (1 month/year)	− ฿33,593
Land & Building tax	− ฿1,463
Furnishing & maintenance allowance	− ฿20,156
Net annual income	฿267,470

Net yield

3.2%

3.1% – 3.4%

vs. 4.8%% gross

4.8%

Total investment

฿8,423,166

Price + ฿73,166 buyer's costs

Cost of owning: ~฿3,942/mo common fee (฿80/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

฿148,500/m² × 49.3 m² = ฿7,316,595

Treasury Department appraisal, building median (฿144,700–฿154,000/m² by floor) · Registered as: คลาส สยาม

Asking price is 1.14× 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	฿146,332
Stamp duty (0.5 %)· seller	฿41,750
Withholding income tax· seller	฿184,121
You pay on top of the price	฿73,166
All-in for the buyer	฿8,423,166
Seller's taxes and fees	฿299,037

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

฿148,500/m² × 49.3 m² = ฿7,316,595

Treasury Department appraisal, building median (฿144,700–฿154,000/m² by floor) · Registered as: คลาส สยาม

Asking price is 1.14× 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	฿146,332
Stamp duty (0.5 %)· seller	฿41,750
Withholding income tax· seller	฿184,121
You pay on top of the price	฿73,166
All-in for the buyer	฿8,423,166
Seller's taxes and fees	฿299,037

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

25 sale listings in a 79-unit building

Net rental yield

Estimated gross rent	฿403,113
Common area fee	− ฿47,299
Vacancy allowance	− ฿33,133
Letting agent fee (1 month/year)	− ฿33,593
Land & Building tax	− ฿1,463
Furnishing & maintenance allowance	− ฿20,156
Net annual income	฿267,470

Net yield

3.2%

3.1% – 3.4%

vs. 4.8%% gross

4.8%

Total investment

฿8,423,166

Price + ฿73,166 buyer's costs

Cost of owning: ~฿3,942/mo common fee (฿80/m²/month)

Commute to business hubs

Siam
Walk 3 min → BTS National Stadium → Siam (1 stop)
~8 min
Silom
Walk 3 min → BTS National Stadium → Silom (3 stops)
~12 min
Sathorn
Walk 3 min → BTS National Stadium → Sathorn (4 stops)
~14 min
Asok / Sukhumvit
Walk 3 min → BTS National Stadium → Asok / Sukhumvit (5 stops)
~16 min
Rama 9
Walk 3 min → BTS National Stadium → MRT Sukhumvit → Rama 9 (7 stops)
~28 min

Other units in Klass Siam

See all 99 in project

Price history

Observed at	Price
27 Sept 2026, 13:17	฿8,350,000

Key facts

Price vs market

3 % above market

vs 12 similar units in this condo

Same unit elsewhere

Cheapest of 3 listings

No cheaper listing found for this unit

Net rental yield

3.2% net yield

4.8% gross before costs

Buying costs

฿73,166

Transfer fee & taxes, 50/50 split, cash

Common fee

฿3,942/mo

฿80/m² per month

Could rent for

฿33,593/mo

4.8 % gross yield

Project

Klass Siam

Built

2017

Floors

Units

Building facilities24h security · CCTV · Garden · Gym · Jacuzzi · Keycard access · Library · Lift · Parking · Swimming pool

This unit, elsewhere

Listed 3× from ฿8,350,000 to ฿8,350,000

This is the cheapest of 3 listings

This listing ฿8,350,000฿8,350,000 – ฿8,350,000

Listing	Agent	Posted	Price
PropertyHub200m To BTS National Stadium \| 1-BR Klass Siam For Sale (ID 2918357)↗	—	15 Sept 2026	฿8,350,000
PropertyScoutคอนโด 1-ห้องนอน ที่ คลาส สยาม ใกล้ BTS รถไฟฟ้าสนามกีฬาแห่งชาติ ↗	—	19 May 2026	฿8,350,000

1 similar listings

Listing	Floor	Agent	Posted	Price
DDpropertyKlass Siam, bangkok ↗	—	Thanyalak Ajmera	15 Sept 2026	฿8,350,000

A035540 Klass Siam

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

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 Klass Siam

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

Address

Listing history

This unit, elsewhere?Matched by same floor, size and bedroom count within this project — occasionally a repeated layout on the same floor rather than this exact unit.

1 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

Cost of buying

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 Klass Siam

Price history

Key facts

This unit, elsewhere?Matched by same floor, size and bedroom count within this project — occasionally a repeated layout on the same floor rather than this exact unit.

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

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

Price comparison

Rental estimate & yield

Commute to business hubs

Similar condos nearby

This unit, elsewhere

1 similar listings

Commute to business hubs

This unit, elsewhere

1 similar listings

Similar condos nearby