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Data last updated 28 Sept 2026, 18:47.

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DDproperty

B Plus CondoAll units in this condo →

Sai Mai, Khlong Tanon · Google Maps
฿1,600,000฿49,689 / m²Great deal
-1 beds1 bath
฿1,600,000
฿49,689 / m²
View on DDproperty
OverviewPriceCosts & returnsLocationBuildingSimilar

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

Great deal

46% below the median price/m² of 10 comparable listings in Sai Mai.

This listing
฿1,600,000
32.2 m² · ฿49,689/m²
At the median for 32.2 m²
฿2,959,353
฿1,359,353 less than the median
Typical range for this size
฿2,617,281 – ฿3,326,262
Comparables' median asking price: ฿2,570,000

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

Based on 9 rentals in Sai Mai: median ฿449/m² per month × 32.2 m².

Estimated rent
฿14,465/mo
฿13,800 – ฿15,773/mo
Gross yield
10.8%
10.3% – 11.8%
Median rent of comparables
฿12,500/mo
9 rentals, any size
Rentals of similar size
  • ฿14,500/mo·29.6 m²·-1 beds
More details

Address

Subdistrict
Khlong Tanon
Address
789 Soi Phahon Yothin 50, Khlong Tanon, Sai Mai, Bangkok
Nearest transit
1.15 km (14 min) from N19 Sai Yud BTS
Coordinates
13.89012, 100.61147

Listing history

Listing ID
DDproperty #500222112
Posted at
21 Sept 2026
First seen
26 Sept 2026, 20:23
Last seen
26 Sept 2026, 20:23
Raw JSON
32 m²
Condo
฿1,600,000
Great deal
฿49,689 / m²
DDproperty
View on DDproperty
Listed by
สุมนทา กรรณนุช✓
Agent pageContact on DDproperty ↗
Listed by
สุมนทา กรรณนุช✓
Agent pageContact on DDproperty ↗
This listing ฿49,689Median ฿91,905฿81,282 – ฿103,300
Similarly priced nearby
  • ฿1,155,000·26.4 m²·฿43,684/m²·-1 beds
  • ฿1,200,000·39 m²·฿30,801/m²·-1 beds
  • ฿1,850,000·23 m²·฿80,400/m²·-1 beds
  • ฿2,350,000·28 m²·฿83,929/m²·-1 beds
  • ฿3,100,000·34 m²·฿91,311/m²·-1 beds
  • ฿3,700,000·40 m²·฿92,500/m²·-1 beds
  • ฿13,000/mo·28.9 m²·-1 beds
  • ฿11,000/mo·28.3 m²·-1 beds
  • ฿12,000/mo·28 m²·-1 beds
  • ฿14,500/mo·27.4 m²·-1 beds
  • ฿14,000/mo·27 m²·-1 beds
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    For sale

    Source details

    Recency
    Listed on Sep 21, 2026 (5d ago)
    Developer
    สุมนทา กรรณนุช
    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
    ฿50,500/m² × 32.2 m² = ฿1,626,100
    Treasury Department appraisal, building median (฿49,200–฿52,400/m² by floor) · Registered as: บีพลัสคอนโด
    Asking price is 0.98× the official appraisal
    Valid until 31 Dec 2026 (the next appraisal cycle starts in 2027). Source: Treasury Department (assessprice.treasury.go.th)
    Transfer fee (0.01 % relief)· split฿163
    Stamp duty (0.5 %)· seller฿8,131
    Withholding income tax· seller฿28,457
    You pay on top of the price฿81
    All-in for the buyer฿1,600,081
    Seller's taxes and fees฿36,669

    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.

    Location

    Open in Google Maps
    • 763 m to BTS Saphan Mai
    • 800 m to BTS Sai Yud
    • 1.4 km to BTS Phahon Yothin 59

    Net rental yieldWhat's left after the recurring costs of actually letting this unit out, on top of the rental estimate above.No fee reported for this project: estimated from similar buildings nearby.Vacancy assumes 30 days between tenants (default of 1 month — not enough history for this building yet).Estimate for guidance only: based on asking rents (not signed contracts) and simplified tax/fee rules. Not tax or investment advice.

    Estimated gross rent฿173,575
    Common area fee− ฿17,388
    Vacancy allowance− ฿14,266
    Letting agent fee (1 month/year)− ฿14,465
    Land & Building tax− ฿325
    Furnishing & maintenance allowance− ฿8,679
    Net annual income฿118,452
    Net yield
    7.4%
    7.0% – 8.2%
    vs. 10.8%% gross
    10.8%
    Total investment
    ฿1,600,081
    Price + ฿81 buyer's costs

    Cost of owning: ~฿1,449/mo common fee (฿45/m²/month)

    Key facts

    Price vs market
    46 % below market
    vs 10 similar units in Sai Mai
    Net rental yield
    7.4% net yield
    10.8% gross before costs
    Buying costs
    ฿81
    Thai buyer (fee relief); foreign buyer ฿16,261
    Common fee
    ฿1,449/mo
    Estimated, ~฿45/m² per month
    Could rent for
    ฿14,465/mo
    10.8 % gross yield
    Project
    B Plus Condo
    Built
    2019

    Flood risk:HighNearest: ซอยพหลโยธิน 50 (ชุมชนเสนาวัฒนา) (documented flood trouble spot) · ~154 mThis location is right next to a spot BMA has documented as flood-prone or flood-watch.1 documented spot within 300 m2 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)

    Commute to business hubsEstimated 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.

    • Siam
      Walk 13 min → BTS Sai Yud → Siam (18 stops)
      ~52 min
    • Silom
      Walk 13 min → BTS Sai Yud → Silom (20 stops)
      ~56 min
    • Sathorn
      Walk 13 min → BTS Sai Yud → Sathorn (21 stops)
      ~58 min
    • Asok / Sukhumvit
      Walk 13 min → BTS Sai Yud → Asok / Sukhumvit (22 stops)
      ~60 min
    • Rama 9
      Walk 13 min → BTS Sai Yud → MRT Chatuchak Park → Rama 9 (18 stops)
      ~60 min

    Other units in B Plus Condo

    See all 3 in project
    10
    ฿1,650,000
    1 bed · 32 m²
    For saleDDproperty
    17
    ฿1,700,000
    1 bed · 32 m²
    For saleDDproperty
    UnitBedsBathsSizeFloorPricePrice/sqmPosted
    10
    B Plus Condo, bangkok
    DDproperty
    1132 m²—฿1,650,000฿51,56311 Sept 2026
    17
    B Plus Condo, bangkok
    DDproperty
    1
    1
    32 m²
    —
    ฿1,700,000
    ฿52,828
    30 Aug 2026
    For sale
    For sale

    Price history

    Observed atPrice
    26 Sept 2026, 20:23฿1,600,000

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