Silom is a prime-tier Class A submarket of Bangkok with average asking rent around ฿1,100/sqm/mo · ≈ $34.3 PSF/yr USD.
Established CBD with deep retail. · Tier: prime · Avg rent: ฿1,100/sqm/mo · ≈ $34.3 PSF/yr USD
Silom anchors Bangkok's established CBD — heritage Class A, deep retail (Silom Complex), and the city's traditional financial-services density.
Banking, insurance, retail HQs, hospitality.
15–40,000 sqft floor plates available across newer Class A stock; 9'+ slab-to-slab and modern MEP common.
Silom (MRT Blue), Sala Daeng (BTS Silom).
Multi-modal transit captures the metro's principal professional catchment.
Silom Complex, Patpong, Lumphini Park.
Silom is one of 5 Class A submarkets we cover in Bangkok, classified as prime tier with an average asking rent around ฿1,100/sqm/mo · ≈ $34.3 PSF/yr USD. Compared with the broader Bangkok Class A stock, Silom typically attracts Banking, insurance, retail HQs, hospitality and competes most directly with the city's other prime submarkets on building specification, transit access, and amenitisation.
Adjacent submarkets to study alongside Silom: Sathorn, Sukhumvit (Asok-Thonglor), Wireless Road & Ploenchit, Ratchadaphisek. The full Bangkok submarket atlas is at /cities/bangkok.
For an institutional Class A occupier evaluating Silom, the highest-leverage analyses to commission next are the rent benchmark, the concession-package comparable, and the ESG performance baseline. Class A Atlas covers each as a dedicated topic page for this submarket:
Terminology specific to Bangkok Class A leasing and to the prime tier: Class A, Trophy asset, Effective rent, Concession package, TI allowance, Submarket tier.
Reviewed by Kenji Watanabe — APAC contributing editor. Last updated 2026-04-15. See our methodology and editorial standards.