The ONE89 Wireless tower at One Bangkok seen through park trees above Lumphini Park
The ONE89 Wireless tower at One Bangkok rising above Lumphini Park on Wireless Road in central Bangkok at dusk
The ONE89 Wireless tower at One Bangkok seen above Lumphini Park, 189 Wireless Road, Bangkok
Living and dining room of a three-bedroom residence at ONE89 Wireless, One Bangkok, with floor-to-ceiling park and city views
Living room of a two-bedroom residence at ONE89 Wireless, One Bangkok, with warm timber and stone interiors

Projects · ONE89 Wireless

ONE89 Wireless.

ONE89 Wireless is the flagship 90-residence leasehold tower inside the One Bangkok masterplan at 189 Wireless Road, completed 2025, traded through resale and rental, with Embark Estate the appointed sales and rental agency.

43 個住宅在售฿59M查看現時供應
Tenure
Leasehold
Address
189 Wireless Road · One Bangkok
Position
Flagship residence of the masterplan
Residences
90
Status
Completed 2025 · Resale and rentals
02 · The tower

Approximately ninety residences on the upper floors.

Approximately 90 residences. The lowest residence count in the masterplan. Completed 2025, traded through resale and rental.

ONE89 Wireless

The flagship residential address inside One Bangkok. Low residence count, concentrated service.

Residences~90
TenureLeasehold
ServiceConcierge
StatusCompleted 2025
About the tower

ONE89 is the flagship residential tower inside One Bangkok, at the southern entrance to Wireless Road, adjacent to EI8HTEEN SEVEN. With approximately 90 residences, it carries the lowest residence count in the masterplan and the most concentrated service ratio. Larger residences face Lumphini Park directly.

Residence management is independent, trained to hotel-grade service standards, with a concierge presence. The building completed in 2025 and absorbed its launch inventory; today it trades through the resale and rental market, where Embark is the appointed sales and rental agency.

Architecture is understood to be by SOM (Skidmore, Owings & Merrill); the interior designer and full design credits are confirmed once verified against developer materials.

The ONE89 Wireless tower at One Bangkok, rising on Wireless Road beside Lumphini Park in central Bangkok
價格與面積

ONE89 Wireless 的住宅價格是多少?

面積售價租金
2 房面積 140–152 平方公尺售價 ฿59M฿115M租金 ฿300K฿897K/月
3 房面積 218–372 平方公尺售價 ฿105M฿310M租金 ฿500K฿897K/月
4 房面積 380–485 平方公尺售價 ฿250M฿485M租金 ฿1.2M/月
5 房面積 366–545 平方公尺售價 ฿274.6M฿544M租金 ฿2.5M/月
7 房面積 517 平方公尺售價 ฿388M฿401.89M租金

現時市場上觀察到的叫價 · 查看全部放售及放租單位

以上為市場上觀察到的轉售及租賃叫價,僅供參考。Embark 站在買方立場提供意見;實際樓層、價格及供應情況以當面確認為準。

03 · Available residences

On the market at ONE89 Wireless.

ONE89 Wireless is a completed leasehold tower of around ninety residences at One Bangkok on Wireless Road. The building sold out from the developer and now trades resale and rental only. Embark is the appointed sales and rental agency.

Resale and rental · observed June 2026
Seven-bedroom penthouses2 on the market517 sq.mFrom฿388MView 2
Two-bedroom residences15 on the market · From ฿59M
2 房住宅189-03 · 單位 3104 · 151 平方公尺 · 租賃業權฿113.25M2 房住宅189-02 · 單位 3103 · 141 平方公尺 · 租賃業權฿105.75M189-2B-01140 sq.m · ฿421k/sq.m฿59M189-2B-02151 sq.m · ฿483k/sq.m฿73M189-2B-03152 sq.m · ฿486k/sq.m฿73.9M
View 15
Three-bedroom residences12 on the market · From ฿105M
3 房住宅189-01 · 單位 3102 · 226 平方公尺 · 租賃業權฿169M189-3B-01218 sq.m · ฿482k/sq.m฿105M189-3B-02218 sq.m · ฿514k/sq.m฿112M189-3B-03218 sq.m · ฿546k/sq.m฿119M
View 12
Four-bedroom residences3 on the market · From ฿250M
4 房Penthouse189-04 · 單位 4301 · 485 平方公尺 · 租賃業權฿485M189-4B-01380 sq.m · ฿658k/sq.m฿250M189-4B-02458 sq.m · ฿871k/sq.m฿399M189-4B-03485 sq.m · ฿823k/sq.m฿399M
Five-bedroom residences3 on the market · From ฿274.6M
5 房Penthouse189-05 · 單位 4502+4503 · 545 平方公尺 · 租賃業權฿499M189-5B-01366 sq.m · ฿750k/sq.m฿274.6M189-5B-02366 sq.m · ฿779k/sq.m฿285M189-5B-03544 sq.m · ฿1000k/sq.m฿544M
Seven-bedroom penthouses2 on the market · From ฿388M
189-7B-01517 sq.m · ฿750k/sq.m฿388M189-7B-02517 sq.m · ฿777k/sq.m฿401.89M

On the market · June 2026 · indicative resale observations. Exact floor and price are confirmed in person.

Enquire about a sale
04 · The address

189 Wireless Road. Lumphini Park across the road.

At the Wireless and Rama IV junction. Inside the One Bangkok masterplan. Adjacent to EI8HTEEN SEVEN.

Embassies
Six on the boulevard
US, UK, NL, CH, ID, VN
Lumphini Park
Across Wireless Road
Bangkok's 142-acre park
MRT Lumphini
Southern interchange
At the edge of the park
BTS Sala Daeng
Walking via Rama IV
Silom interchange beyond
Hospitals
BNH walking
Bumrungrad · 10 min drive
Schools
Multiple within 30 min
Shrewsbury, NIST, Bangkok Prep
About the boulevard

The address is 189 Wireless Road, at the intersection with Rama IV, inside the One Bangkok masterplan. Wireless Road is Bangkok's diplomatic mile, taking its name from the radio station that once broadcast from here in the early twentieth century. Today it carries the embassies of the United States, the United Kingdom, the Netherlands, Switzerland, Indonesia, and Vietnam, alongside Bangkok's most institutional residential addresses, shaded by mature rain trees.

ONE89 sits at the southern entrance to the boulevard, adjacent to EI8HTEEN SEVEN. Lumphini Park is directly across Wireless Road to the west: 142 acres, Bangkok's primary green anchor, with views from the upper floors across the lake and canopy toward the Sukhumvit skyline. The Green Corridor skywalk connects Lumphini directly to Benjakitti Park.

The neighbourhood

On the Lumphini park-axis.

六條街道、四個細分市場,以及它們共同面向的一座 142 英畝公園。

  • 公園Lumphini Park 佔地 142 英畝,位處市中心,這條走廊亦因它得名:環抱公園的六條街道,價格取決於面向公園的角度有多直接。
  • 街道Wireless、Langsuan、Ratchadamri、Sarasin、Chidlom 與 Ploenchit,以及 Upper Sathorn。每一條的成交情況都不一樣,地段指南逐條分述。
  • 在售的是什麼曼谷永久業權(freehold)品牌住宅最密集的一群,就在這條中軸上;而這一帶的地皮,大多以長期租約持有。
Aerial view of Lumphini Park and the Wireless Road park-axis in central BangkokLumphini park-axisExplore the Lumphini guide
05 · The tenure question

Leasehold on institutional land.

Most of central Bangkok's ultra-prime land is held by institutional landowners and offered on long-term lease. ONE89 Wireless sits inside that structure within One Bangkok. For many buyers here, that is not a step down from freehold, but a different, and often better-priced, way into the same address.

What it costs to live here: holding the lease versus renting the same home (illustrative)

Past a few years, total rent paid overtakes what the lease cost.

Leasehold paid mostly up front, then largely service chargeRenting climbs every year, with nothing held at the end
Move-inYears held →
Lease term horizonBeyond most holds
The functional ownership horizon typically exceeds most buyers' holding periods. Specific term and commencement are confirmed against the lease documents at inquiry.
Entry pricingBelow freehold
Leasehold on this land typically prices below an equivalent freehold per square metre. The same One Bangkok address and service standard, at a lower cost to enter.
Resale marketScarce inventory
Leasehold resale on institutional land in central Bangkok has a stable buyer base, and ONE89's low residence count makes available inventory scarce.
Capital patternHolds early on
Leasehold capital values follow a predictable curve. The first decades hold value most reliably; shorter holds see less compression than multi-generational positions.
Foreign-buyer eligibilityNo 49% cap
Leasehold residences are accessible to foreign buyers without the 49% foreign-quota constraint that applies to freehold Thai condominium units.
Freehold alternativesIf you need title
Buyers prioritising freehold should consider Upper House Residences Bangkok or 98 Wireless, both on Wireless Road.

Disclaimer: Not investment advice, and not a forecast. Resale values and the lines shown above are illustrative and not guaranteed; they depend on market conditions, the specific residence, holding period, and timing. Tenure decisions also turn on capital structure, family situation, foreign-buyer status, and tax. Government fees and lease terms should be confirmed against the project's legal documents. Our advisory walks through each buyer's situation, alongside the buyer's own legal counsel, in the first conversation.

06 · The One Bangkok context

The flagship residence inside the masterplan.

Public realm, retail, hospitality, and offices, planned together on a sixteen-hectare site at the Wireless Road and Rama IV junction. ONE89 is its flagship residential address, alongside EI8HTEEN SEVEN.

16 haMasterplan footprint · Wireless Road and Rama IV
Mixed-useResidential, office, hotel, retail, public realm
FlagshipONE89 is the masterplan's flagship residential address

Shared infrastructure and daily convenience that a single residential tower does not carry. Residents also share the address with offices, hotels, and public retail.

07 · The developer

TCC Assets and Frasers Property. The One Bangkok joint venture.

ONE89 Wireless is delivered by the same joint venture that developed the broader One Bangkok masterplan: two institutional foundations rather than one.

One BangkokA TCC Assets and Frasers Property joint venture

TCC Assets
Thailand

The property arm of TCC Group, one of Thailand's largest privately held conglomerates, and a lead partner in the One Bangkok masterplan.

Frasers Property
Thailand / Singapore

An international property group with operations across Southeast Asia, Australia, and Europe, and a development partner on One Bangkok.

In the Journal

我們在海岸亦獲委任為銷售代理:Banyan Tree Beach Residences Oceanus, Angsana Golf Residences Topaz, Bellaguna Lake Residences Lotus

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Common questions

Common questions.

What is ONE89 Wireless?

ONE89 Wireless is the flagship residential component of the One Bangkok masterplan, located at 189 Wireless Road at the intersection with Rama IV. It is a single residential tower with approximately 90 leasehold residences, the lowest residence count in the masterplan. ONE89 completed in 2025 and absorbed its launch inventory at that time. Today the building is available only through the resale and rental market. Architecture is understood to be by SOM (Skidmore, Owings & Merrill), to be confirmed. Developed through the TCC Assets and Frasers Property joint venture that delivers the broader One Bangkok masterplan. Embark Estate is the appointed sales and rental agency.

How does it compare to EI8HTEEN SEVEN?

The two buildings are adjacent inside One Bangkok and share the same corridor lifestyle; the differences are interior and structural rather than locational. ONE89 carries approximately 90 residences; EI8HTEEN SEVEN carries approximately 291. The choice is largely between residence density and the implied service ratio. ONE89 is positioned as the flagship residential address with the lowest residence count and the most concentrated service, available today only through resale and rental. EI8HTEEN SEVEN is a larger, more recently launched tower with current off-plan availability. Both are leasehold within the One Bangkok structure. Embark represents both buildings and walks each buyer through the comparison against their specific holding intent, family situation, and budget.

Is it freehold or leasehold?

Leasehold, on the institutional land structure that governs the One Bangkok masterplan. For foreign buyers, leasehold residences are accessible without the 49% foreign-quota constraint that applies to freehold Thai condominium units; for some foreign buyers this simplifies the legal pathway. For buyers comparing leasehold tenure to freehold alternatives on the corridor, Upper House Residences Bangkok and 98 Wireless are the principal freehold options.

Can foreign buyers purchase?

Yes. Leasehold residences in Thailand are available to foreign buyers without the 49% foreign-quota constraint that applies to freehold condominium ownership. The lease structure is registered with the Land Office and the rights pass through standard succession provisions for the lease term. Embark walks foreign buyers through the legal pathway at inquiry, in coordination with the buyer's own legal counsel.

How do I buy if the building is sold out?

The building is sold out, so there is no developer sales channel. Today the inventory comes from owners reselling or letting their residences through the resale and rental market. Embark Estate is the appointed sales and rental agency, currently with several listings in each category. The relevant question for buyers is which agent holds the specific listing that fits the brief.

Is it an operator-branded residence?

No. ONE89 is the flagship residence inside the One Bangkok masterplan, with independent residence management trained to hotel-grade service standards and a concierge presence. The building does not carry an operator brand licence. For buyers seeking an operator-branded residence inside the same masterplan or elsewhere on the corridor, alternative options exist; Embark walks each buyer through the trade-offs at inquiry.

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