S$640,000 Stamp Duty & Mortgage Calculator in Singapore One-North (Tech & Biopolis) (2026)
Purchasing a S$640,000 property in Singapore One-North (Tech & Biopolis), Singapore incurs S$13,800 in Singapore IRAS Buyer's Stamp Duty (BSD) (2.16%) plus S$3,200 in legal/registration fees. With a 20% deposit (S$128,000) and a 25-year home loan at 3.25%, your monthly repayment is S$2,495/month.
Monthly Repayment (25Y)
S$2,495/mo
Loan: S$512,000 @ 3.25%
Stamp Duty / BSD / DLD
S$13,800
2.16% Effective Duty
20% Deposit
S$128,000
+ Legal: S$3,200
Total Upfront Cash
S$145,000
Deposit + Stamp Duty + Legal
Itemized Stamp Duty & Mortgage Breakdown (Singapore One-North (Tech & Biopolis))
| Property Purchase Price | S$640,000 |
| Singapore IRAS Buyer's Stamp Duty (BSD) | S$13,800 |
| Conveyancing, Legal & Title Registration | S$3,200 |
| Total Upfront Cash Required (20% Deposit + Duty) | S$145,000 |
| Monthly Principal & Interest (25Y @ 3.25%) | S$2,495 / month |
| Total Interest Payable Over Loan Term | S$236,518 |
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