Silom Office Market: Vacancy, Rent & Buildings

Silom has about 447,988 sqm of leasable office space across 20 buildings. It is roughly 83.2% occupied, leaving 75,094 sqm (230 listings) available. Weighted rent is ฿924/sqm/month (median ฿770). This is market data & trends — to browse actual available units to rent, see the listings link below.

Analysis by Jirayus Boonyarattapan · data as of Jul 2026 · Browse offices for rent →

83.2%

Occupancy

฿924

Weighted rent

฿770

Median rent

Buildings in area

0.45M

NLA (sqm)

75,094

Available (sqm)

16.8%

Availability

230

Listings

"Silom" has 20 office buildings we track in total. Right now 15 have verified vacant space (5 are fully occupied), and market figures below are computed from the 17 buildings with current data.

Silom rent & occupancy trend (2016–2025)

From December surveys of buildings tracked in this area — asking rent (left) and estimated occupancy (right) each year.

Asking rent ฿/sqm Occupancy %

Rent and occupancy by year in Silom
Year	Rent ฿/sqm	Occupancy
2016	฿727	92%
2017	฿742	93%
2018	฿686	92%
2019	฿726	91%
2020	฿1,163	74%
2021	฿1,051	74%
2022	฿1,024	72%
2023	฿928	83%
2024	฿983	77%
2025	฿979	74%

📖 Reading this chart

In Silom, asking rent (solid navy) rose from ฿727 in 2016 to ฿979 in 2025 (about 35%), while occupancy (dashed teal) went from 92% to 74%. In plain terms: read rent alongside occupancy — if rent rises while occupancy falls, more space is coming to market and tenants gain bargaining power.

Rent by building quality

Grade A (proxy)

฿1,314

2 buildings

Other

฿812

15 buildings

Grade A uses our proxy (ceiling ≥ 2.9m + newer). Here Grade-A space is about 26% of the total.

Vacant space by unit size

Shows whether vacant units here are mostly small or large — which team sizes the area suits.

< 100 sqm

3,420 sqm

100–300

21,368 sqm

300–1,000

35,797 sqm

> 1,000 sqm

14,510 sqm

Office buildings in Silom

🔍

Major office buildings

Park Silom 65,000 sqm United Center 58,000 sqm Silom Edge 50,000 sqm CP Tower 1 Silom 37,100 sqm Jewelry Trade Center 36,870 sqm Silom Complex 34,000 sqm Paso Tower 29,940 sqm Vorawat Building 27,540 sqm Liberty Square 19,500 sqm Asia Sermkij Tower 17,000 sqm

Buildings with vacancy now

United Center 29,550 sqm free Park Silom 13,445 sqm free Vorawat Building 9,751 sqm free Silom Complex 6,072 sqm free Silom Edge 3,165 sqm free Kamol Sukosol Building 2,486 sqm free Paso Tower 2,397 sqm free Zuellig House 1,998 sqm free Liberty Square 1,519 sqm free Thaniya Plaza Tower A 1,320 sqm free

Stations near Silom

Stations within ~800m (straight-line) of a building we track in this area, nearest first.

BTS Sala Daeng สายสีเขียวเข้ม ~50 m

MRT Si Lom สายสีน้ำเงิน ~65 m

BRT Technic Krungthep รถโดยสารด่วนพิเศษ สายสาทร–ราชพฤกษ์ ~257 m

BTS Chong Nonsi สายสีเขียวเข้ม ~306 m

BTS Surasak สายสีเขียวเข้ม ~439 m

MRT Sam Yan สายสีน้ำเงิน ~545 m

BRT Akhan Songkhro รถโดยสารด่วนพิเศษ สายสาทร–ราชพฤกษ์ ~545 m

BTS Saint Louis สายสีเขียวเข้ม ~642 m

BRT Thanon Chan รถโดยสารด่วนพิเศษ สายสาทร–ราชพฤกษ์ ~663 m

BRT Sathorn รถโดยสารด่วนพิเศษ สายสาทร–ราชพฤกษ์ ~754 m

BTS Saphan Taksin สายสีเขียวเข้ม ~795 m

Straight-line distance from the nearest tracked building; actual walking distance is longer.

Compared with nearby areas

Area	Occupancy	Weighted rent	Buildings
Silom (this area)	83.2%	฿924	17
Sathorn	82.4%	฿897	24	Compare →
Chidlom	85.4%	฿882	18	Compare →
Phloen Chit	74.4%	฿1,036	16	Compare →

FAQ

How much is office rent in Silom?

Weighted rent is ฿924/sqm/month, median ฿770, ranging ฿450–฿1,400 (asking, as of Jul 2026).

Is there much vacancy in Silom?

Occupancy is about 83.2%, leaving 75,094 sqm (230 listings) across 20 buildings.

🏢 Offices for rent in Silom → 💰 Rent across Bangkok → 📉 Vacancy & occupancy → 📐 Methodology →

Verified Jul 2026 · This is market data. To rent, see the listings above, or call 081-682-4898