Financing

Mortgage Calculator Singapore: Monthly Instalments for a New Launch Condo

Work out your monthly instalment, maximum home loan and progressive payments for a new launch condo, with ready-made tables for LinkTown Residences-sized budgets and a free loan calculator.

By LinkTown Updated 6 min read

a calculator and a pen sitting on top of a piece of paper
Photo by Aaron Lefler on Unsplash

A useful mortgage calculator in Singapore needs to answer three questions, not one: what will my monthly instalment be, how much will the bank actually lend me, and how do instalments change while a new launch is still being built? This page gives you a free calculator plus ready-worked tables for the budgets most people are looking at for LinkTown Residences (also searched as Hougang Central Residences), the integrated condo planned above Hougang MRT.

Quick answer: A 75% loan on an illustrative S$1.70m two-bedroom is S$1,275,000. Over 30 years that costs about S$5,038 a month at an assumed 2.5% and about S$6,087 at 4%, the stress-test rate banks use. With no other debts, you’d need gross monthly income of roughly S$11,070 to pass TDSR on that loan.

Mortgage calculator Singapore: estimate your monthly instalment

Enter the loan amount (not the property price), an interest rate and a tenure. The result is the fixed monthly instalment once the loan is fully drawn.

Maximum loan & affordability (TDSR)

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Estimates for illustration only, based on published IRAS/MAS rules. Rates change; confirm with IRAS, your bank and your lawyer.

Three tips before you trust the number:

  • Loan amount = price × LTV. For a first housing loan, the loan-to-value (LTV) limit is 75% of the purchase price or bank valuation, whichever is lower, if the tenure is 30 years or less and the loan ends by age 65. Otherwise it drops to 55%.
  • The interest rate is an assumption. Rates move, and most packages reset after a lock-in. Always run a second scenario at 4%.
  • Tenure matters more than people expect. Stretching from 25 to 30 years lowers the instalment but raises the total interest paid.

The same tool sits on the LinkTown Residences calculators page, alongside stamp duty and rental-yield calculators.

Instalment table for LinkTown Residences budgets

Prices below are illustrative only. They use analysts’ expected average of about S$2,500 psf and indicative sizes from the developers’ recent Parktown Residence. No official prices have been released. Each loan is 75% of the price over 30 years.

Unit type (indicative size) Illustrative price 75% loan 2.0% 2.5% 3.0% 4.0% (stress test)
1BR + Study (506 sq ft) ~S$1.27m S$952,500 S$3,521 S$3,764 S$4,016 S$4,547
2BR Premium (678 sq ft) ~S$1.70m S$1,275,000 S$4,713 S$5,038 S$5,375 S$6,087
3BR Premium (1,066 sq ft) ~S$2.67m S$2,002,500 S$7,402 S$7,912 S$8,443 S$9,560
4BR Premium (1,496 sq ft) ~S$3.74m S$2,805,000 S$10,368 S$11,083 S$11,826 S$13,391

Monthly instalments rounded to the nearest dollar. Interest rates of 2.0%, 2.5% and 3.0% are assumptions for illustration, not quotes. 4% is the stress-test rate used for private property under TDSR.

Shorten the tenure to 25 years and the two-bedroom example rises to about S$5,404 a month at 2.0%, or S$6,730 at 4%. For a closer look at pricing assumptions, see our LinkTown Residences price estimate.

Maximum home loan in Singapore: what your income supports

The bank will lend you the lower of two limits: the LTV limit above, and what your income supports under the Total Debt Servicing Ratio (TDSR). TDSR caps all your monthly debt repayments at 55% of gross monthly income, and the home loan is tested at 4% (or the loan’s “thereafter” rate if higher), not at the rate you actually pay.

Gross monthly income (no other debts) TDSR cap (55%) Max loan, 30 years at 4% Max loan, 25 years at 4%
S$8,000 S$4,400 ~S$921,600 ~S$833,600
S$10,000 S$5,500 ~S$1,152,000 ~S$1,042,000
S$12,000 S$6,600 ~S$1,382,400 ~S$1,250,400
S$15,000 S$8,250 ~S$1,728,100 ~S$1,563,000
S$20,000 S$11,000 ~S$2,304,100 ~S$2,084,000
S$25,000 S$13,750 ~S$2,880,100 ~S$2,605,000

Other debts come straight off the cap. A household on S$10,000 a month with an S$800 car instalment has S$4,700 left for the mortgage, which cuts the 30-year maximum to about S$984,500. Variable income such as bonuses and commissions is also discounted: MAS requires banks to apply at least a 30% haircut.

Working backwards, here is the approximate gross monthly income needed to pass TDSR on each illustrative loan (30 years, no other debts): 1BR + Study ~S$8,270; 2BR ~S$11,070; 3BR ~S$17,380; 4BR ~S$24,350. Joint buyers can combine incomes, though banks may weight income by age for tenure purposes.

Get an IPA first: an In-Principle Approval from a bank confirms your real loan quantum before you commit to a booking fee. Our home loan guide for new launch condos walks through the IPA, LTV tiers and package types.

Progressive payment calculator: why early instalments are small

For an uncompleted condo you don’t draw the whole loan on day one. You pay 5% at the Option to Purchase and 15% on signing the Sale and Purchase Agreement, then a further 5% from cash or CPF before the bank starts paying. After that, the bank disburses each construction stage and you pay interest only on what has been drawn.

Here is how instalments build up on the S$1.70m two-bedroom example, assuming 2.5% and each drawn amount amortised over 30 years:

Stage completed Cumulative loan drawn Approx. monthly instalment
Foundation S$85,000 S$336
Reinforced concrete frame S$255,000 S$1,008
Partition walls S$340,000 S$1,343
Roofing S$425,000 S$1,679
Doors, windows, wiring, plumbing S$510,000 S$2,015
Car park, roads, drains S$595,000 S$2,351
TOP (25%) S$1,020,000 S$4,030
CSC (15%) S$1,275,000 S$5,038

Illustrative only. Actual bank practice on how each disbursement is amortised varies, and the timing of each stage depends on construction progress. Expected completion for LinkTown Residences is 2030/2031.

The jump at TOP is the one to plan for: in this example the instalment roughly doubles. Try your own figures with the payment calculator below, and read the full progressive payment scheme guide for the stage-by-stage schedule.

Progressive payment calculator

Estimates for illustration only, based on published IRAS/MAS rules. Rates change; confirm with IRAS, your bank and your lawyer.

What a home loan calculator doesn’t tell you

Any home loan calculator in Singapore, including ours, gives you a clean number. Real life adds a few things:

  • Valuation shortfall. The loan is based on the lower of price and bank valuation. If the valuation comes in below your price, you top up the gap in cash. See bank valuation and shortfall.
  • Rate resets. Fixed packages usually run two to three years, then move to a floating or “thereafter” rate. Budget for that, not just the teaser rate.
  • Stamp duty and fees. Buyer’s Stamp Duty on S$1.70m is S$54,600, due soon after signing. Our stamp duty guide covers BSD and ABSD.
  • CPF. You can service instalments from your CPF Ordinary Account, subject to limits. That changes cash flow, not the instalment itself. Read using CPF to buy a private condo.
  • Running costs. Maintenance fees, property tax and insurance sit on top of the mortgage.

A simple checklist before you book

  1. Run the mortgage calculator at your expected rate and at 4%.
  2. Check your TDSR headroom, including car loans, credit cards and any guarantor obligations.
  3. Get a bank IPA, ideally from more than one bank.
  4. Map your cash and CPF for the 20% due within about eight weeks of the OTP, plus stamp duty.
  5. Plan for the TOP and CSC step-ups, especially if you are also selling an HDB flat.

Want indicative prices and unit sizes the moment LinkTown Residences releases them, so you can plug real numbers into these calculators? Register your interest and we’ll send updates, with no obligation.

All figures are estimates for illustration and assume the stated interest rates; they are not loan offers or financial advice. LTV, TDSR and CPF rules can change, so verify with MAS, CPF Board and your bank. Information as at Sep 2026.

Frequently asked questions

How is a monthly mortgage instalment calculated in Singapore?

Banks use a standard amortisation formula: the loan amount, the interest rate and the tenure in months give a fixed monthly instalment that covers interest plus some principal. A S$1,275,000 loan over 30 years works out to about S$5,038 a month at an assumed 2.5% rate, or about S$6,087 at 4%.

What is the maximum home loan I can get in Singapore?

It is the lower of two limits. LTV caps a first housing loan at 75% of the price or valuation (whichever is lower) if the tenure is 30 years or less and ends by age 65. TDSR caps all monthly debt repayments at 55% of gross income, with the home loan tested at 4%. With S$10,000 income and no other debts, TDSR allows roughly S$1.15m over 30 years.

What interest rate should I use in a mortgage calculator?

Run at least two numbers: a realistic rate for today’s packages (ask your bank or banker) and 4%, the stress-test rate banks use for private property under TDSR. If you are comfortable with the 4% instalment, a rate rise after your lock-in is less likely to strain your budget.

Do I pay the full instalment while a new launch condo is being built?

No. For an uncompleted condo, the bank disburses the loan progressively as construction stages are certified, and you pay interest only on what has been drawn. Instalments start small and rise, with the biggest jumps at TOP and CSC.

LinkTown ResidencesHougang Central, above Hougang MRT, by CapitaLand Development, UOL & Kheng Leong

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