Rental Guide
True Cost of Renting Office Space
What Most Tenants Don't Realise โ How Much Extra?
The listed rent is just the starting point. You'll also pay for A/C, electricity, parking, and overtime โ adding 20โ40% on top.
๐ก Know This First: True Costs Are 20โ40% Higher Than Base Rent
The rent you see in listings is for the bare floor space. It does not include electricity, A/C, parking, or overtime A/C charges โ which add 20โ40% per month on top of base rent.
Cost Components to Budget For
โก Electricity & Air-Conditioning (The Most Overlooked)
โ Many tenants assume central A/C is included in rent โ it's not! Only ~10% of Bangkok buildings include A/C in the base rent.
โ Central A/C
~เธฟ50
per sqm / month (8 hrs/day, 5 days/week)
Building controls temperature; A/C operates during office hours only.
๐ Split-Type A/C
~เธฟ100
per sqm / month (8 hrs/day, 5 days/week)
Tenant controls temperature independently; higher electricity cost but flexible for overtime work.
Note: These figures exclude lighting and plug-in device electricity (computers, kettles, etc.), which are billed separately.
๐ Parking
เธฟ1,500โ4,500
per car / month
CBD locations cost more; varies by building.
๐ Overtime A/C
เธฟ150โ500
per hour / zone
A/C after office hours; must book in advance with building.
๐ Security Deposit
3 Months
of rent, paid upfront
Refunded at lease end in original condition.
๐จ Fit-out Cost
เธฟ2,000โ8,000
per sqm (spec-dependent)
Partitions, electrical, furniture โ one-time cost.
๐งฎ Sample Cost Calculation
Scenario: 200 sqm office at เธฟ400/sqm, central A/C, 3 parking spaces
Base rent (200 sqm ร เธฟ400)
เธฟ80,000
Central A/C (200 sqm ร เธฟ50)
เธฟ10,000
Lighting & plug electricity (est.)
เธฟ5,000
Parking โ 3 cars ร เธฟ2,500
เธฟ7,500
True Monthly Cost
เธฟ102,500
+28% above base rent โ excluding overtime A/C and fit-out
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