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Data last updated 29 Sept 2026, 14:11.

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DDproperty

The Diplomat 39All units in this condo →

Watthana, Khlong Tan Nua · Google Maps
฿31,900,000฿346,739 / m²Above market
2 beds2 baths
฿31,900,000
฿346,739 / 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

Above market

12% above the median price/m² of 146 comparable listings in this condo.

This listing
฿31,900,000
92 m² · ฿346,739/m²
At the median for 92 m²
฿28,447,369
฿3,452,631 more than the median
Typical range for this size
฿27,076,169 – ฿30,975,000
Comparables' median asking price: ฿25,000,000

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

Based on 236 rentals in this condo: median ฿1,012/m² per month × 92 m².

Estimated rent
฿93,095/mo
฿86,582 – ฿96,842/mo
Gross yield
3.5%
3.3% – 3.6%
Median rent of comparables
฿80,000/mo
236 rentals, any size
Rentals of similar size
  • ฿92,000/mo·92 m²·2 beds
More details

Address

Subdistrict
Khlong Tan Nua
Address
18 Soi Sukhumvit 39, Sukhumvit Road, Khlong Tan Nua, Watthana, Bangkok
Nearest transit
240 m (3 min) from E5 Phrom Phong BTS
Coordinates
13.73148, 100.57081 (approx.)

Listing history

Listing ID
DDproperty #11365924
Posted at
16 Sept 2026
First seen
26 Sept 2026, 20:24
Last seen
26 Sept 2026, 20:24
Raw JSON
92 m²
Condo
฿31,900,000
Above market
฿346,739 / m²
DDproperty
View on DDproperty
Listed by
Jomchanok Aswavibul
Jomchanok Aswavibul
บริษัท พร๊อพเพอร์ตี้ทาวน์ จำกัด (สำนักงานใหญ่)
Agent pageContact on DDproperty ↗
Listed by
Jomchanok Aswavibul
Jomchanok Aswavibul
บริษัท พร๊อพเพอร์ตี้ทาวน์ จำกัด (สำนักงานใหญ่)
Agent pageContact on DDproperty ↗
This listing ฿346,739Median ฿309,211฿294,306 – ฿336,685
Similarly priced nearby
  • ฿31,900,000·92 m²·฿346,739/m²·2 beds
  • ฿31,900,000·92 m²·฿346,739/m²·2 beds
  • ฿31,900,000·92 m²·฿346,739/m²·2 beds
  • ฿31,900,000·92 m²·฿346,739/m²·2 beds
  • ฿31,850,000·92 m²·฿346,196/m²·2 beds
  • ฿32,000,000·92 m²·฿347,826/m²·2 beds
  • ฿95,000/mo·92 m²·2 beds
  • ฿92,000/mo·92 m²·2 beds
  • ฿95,000/mo·92 m²·2 beds
  • ฿95,000/mo·92 m²·2 beds
  • ฿95,000/mo·92 m²·2 beds
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    1. Home
    2. For sale
    3. Watthana
    4. The Diplomat 39
    5. The Diplomat 39, bangkok
    For sale

    Source details

    Recency
    Listed on Sep 16, 2026 (1w ago)
    Developer
    Jomchanok Aswavibul
    Listing flag
    Corporate
    Agency
    บริษัท พร๊อพเพอร์ตี้ทาวน์ จำกัด (สำนักงานใหญ่)
    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
    ฿260,000/m² × 92 m² = ฿23,920,000
    Treasury Department appraisal, building median (฿232,100–฿281,700/m² by floor) · Registered as: เดอะ ดิ โพลแมท 39
    Asking price is 1.33× the official appraisal
    Valid until 31 Dec 2026 (the next appraisal cycle starts in 2027). Source: Treasury Department (assessprice.treasury.go.th)
    Transfer fee (2 % of appraisal)· split฿478,400
    Stamp duty (0.5 %)· seller฿159,500
    Withholding income tax· seller฿1,455,500
    You pay on top of the price฿239,200
    All-in for the buyer฿32,139,200
    Seller's taxes and fees฿1,854,200

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

    260 sale listings in a 158-unit building

    LocationApproximate: this source doesn't publish coordinates, so this is The Diplomat 39's location taken from other listings.

    Open in Google Maps
    • 166 m to BTS Phrom Phong
    • 1.2 km to BTS Thong Lo
    • 1.2 km to MRT Sukhumvit
    • 1.3 km to BTS Asok
    • 1.5 km to MRT Queen Sirikit National Convention Centre
    • 1.9 km to BTS Nana

    Net rental yieldWhat's left after the recurring costs of actually letting this unit out, on top of the rental estimate above.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฿1,117,138
    Common area fee− ฿99,360
    Vacancy allowance− ฿91,820
    Letting agent fee (1 month/year)− ฿93,095
    Land & Building tax− ฿4,784
    Furnishing & maintenance allowance− ฿55,857
    Net annual income
    ฿772,222
    Net yield
    2.4%
    2.2% – 2.5%
    vs. 3.5%% gross
    3.5%
    Total investment
    ฿32,139,200
    Price + ฿239,200 buyer's costs

    Cost of owning: ~฿8,280/mo common fee (฿90/m²/month)

    Flood risk:HighNearest: ถนนสุขุมวิท จากแยกอโศก ถึงสุขุมวิท 71 (flood-prone road segment) · ~166 mThis location is right next to a spot BMA has documented as flood-prone or flood-watch.1 documented spot within 300 m1 documented spot 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.

    • Asok / Sukhumvit
      Walk 3 min → BTS Phrom Phong → Asok / Sukhumvit (1 stop)
      ~8 min
    • Siam
      Walk 3 min → BTS Phrom Phong → Siam (5 stops)
      ~16 min
    • Silom
      Walk 3 min → BTS Phrom Phong → Silom (7 stops)
      ~20 min
    • Rama 9
      Walk 3 min → BTS Phrom Phong → MRT Sukhumvit → Rama 9 (3 stops)
      ~20 min
    • Sathorn
      Walk 3 min → BTS Phrom Phong → Sathorn (8 stops)
      ~22 min

    Key facts

    Price vs market
    12 % above market
    vs 146 similar units in this condo
    Net rental yield
    2.4% net yield
    3.5% gross before costs
    Buying costs
    ฿239,200
    Transfer fee & taxes, 50/50 split, cash
    Common fee
    ฿8,280/mo
    ฿90/m² per month
    Could rent for
    ฿93,095/mo
    3.5 % gross yield
    Project
    The Diplomat 39
    Built
    2019
    Floors
    31
    Units
    156
    Developer
    RAIMON LAND

    Building facilities24h security · CCTV · Clubhouse · Co-working space · Covered parking · Garden · Gym · Keycard access · Lift · Lounge · Parking · Reception · +1 more

    Other units in The Diplomat 39

    See all 670 in project
    7
    ฿30,500,000
    2 beds · 92 m²
    DDproperty
    44
    ฿55,000,000
    3 beds · 164 m²
    DDproperty
    41
    ฿43,000,000
    2 beds · 93 m²
    For saleDDproperty
    49
    ฿220,000,000
    4 beds · 444 m²
    For saleDDproperty
    29
    ฿31,850,000
    2 beds · 92 m²
    For saleDDproperty
    30
    ฿23,000,000
    2 beds · 87 m²
    For saleDDproperty
    32
    ฿23,500,000
    2 beds · 76 m²
    For saleDDproperty
    27
    ฿25,000,000
    2 beds · 80 m²
    For saleDDproperty
    28
    ฿18,529,700
    1 bed · 54 m²
    For saleDDproperty
    28
    ฿52,700,000
    3 beds · 135 m²
    For saleDDproperty
    44
    ฿24,750,000
    2 beds · 83 m²
    For saleDDproperty
    28
    ฿28,500,000
    2 beds · 76 m²
    For saleDDproperty
    UnitBedsBathsSizeFloorPricePrice/sqmPosted
    7
    The Diplomat 39, bangkok
    For saleDDproperty
    2292 m²—฿30,500,000฿331,52229 Sept 2026
    44
    The Diplomat 39, bangkok
    DDproperty
    33164 m²—฿55,000,000฿335,36629 Sept 2026
    41
    The Diplomat 39, bangkok
    DDproperty
    2293 m²—฿43,000,000฿462,61429 Sept 2026
    49
    The Diplomat 39, bangkok
    DDproperty
    44444 m²—฿220,000,000฿495,49629 Sept 2026
    29
    The Diplomat 39, bangkok
    DDproperty
    2292 m²—฿31,850,000฿346,19629 Sept 2026
    30
    The Diplomat 39, bangkok
    DDproperty
    2287 m²—฿23,000,000฿264,36829 Sept 2026
    32
    The Diplomat 39, bangkok
    DDproperty
    2276 m²—฿23,500,000฿309,21128 Sept 2026
    27
    The Diplomat 39, bangkok
    DDproperty
    2280 m²—฿25,000,000฿312,50028 Sept 2026
    28
    The Diplomat 39, bangkok
    DDproperty
    1154 m²—฿18,529,700฿343,14328 Sept 2026
    28
    The Diplomat 39, bangkok
    DDproperty
    33135 m²—฿52,700,000฿390,37028 Sept 2026
    44
    The Diplomat 39, bangkok
    DDproperty
    2283 m²—฿24,750,000฿298,87728 Sept 2026
    28
    The Diplomat 39, bangkok
    DDproperty
    2276 m²—฿28,500,000฿375,00028 Sept 2026
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale
    For sale

    5 similar listingsSame project, beds, size and price, but the floor differs or is unknown — might be a different unit.

    ListingFloorAgentPostedPrice
    DDpropertyThe Diplomat 39, bangkok↗
    —Bangkok Residential24 Sept 2026฿31,900,000
    PropertyHubThe Diplomat 39 | Stylish 2 Bedroom Luxury Condo in Prime Area - BR11388CD↗
    ——11 Sept 2026฿31,900,000
    DDpropertyThe Diplomat 39, bangkok↗
    —JST Realty Group Co., Ltd.29 Aug 2026฿31,900,000
    PropertyHub2 Bed 2 Bath 92 SQ.M. The Diplomat 39↗
    15—7 May 2025฿31,900,000
    PropertyHubLTH10313– The Diplomat 39 FOR SALE size 92 Sq. m. 2 beds 2 baths Near BTS Phrompong Station ONLY 31.9MB↗
    15—7 May 2024฿31,900,000

    Price history

    Observed atPrice
    26 Sept 2026, 20:24฿31,900,000

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