Why does the 1% rule vary so much by condition?

A newly built property under warranty might need less than 0.5% a year. A 100-year-old historic home could easily eat up 2% or 3% annually in structural upkeep and efficiency upgrades.

RENTKEEP

Currency

Seelct Currency as per your preference. Selection here applies to all tools.

Financial Calculators

Lease & Tenant Tools

Property Analysis

Maintenance & Costs

Maintenance Budget Estimator

Estimate annual repair and maintenance reserves using the 1% or square footage rules.

Property Value

Square Footage

Monthly Rent

Property Age

Property Type

Recommended Annual BudgetS$2,133Save S$178 every month

1% Rule

S$2,500

Sq Ft Rule

S$1,200

50% Rule (Derived)

S$2,700

Estimated Category Breakdown

HVAC / Boiler (30%)S$640

Plumbing / Pipes (20%)S$427

Roof / Exterior (15%)S$320

Appliances (15%)S$320

Other / Cosmetic (20%)S$427

5-Year CapEx Forecast Timeline

System	Lifespan	Replacement Est.
Boiler/HVAC	10-15 years	S$3k–S$8k
Roof	15-30 years	S$5k–S$15k
Kitchen Refit	15-20 years	S$8k–S$20k
Windows (uPVC)	20-30 years	S$5k–S$12k

Never get hit by a surprise bill again

Log maintenance requests and track repair histories per property seamlessly.

Set up RentKeep reserves

Frequently Asked Questions

Operating maintenance covers small immediate fixes (leaky taps, changing locks). CapEx (Capital Expenditures) encompasses major replacements like roof, boiler, or structural upgrades. This budget aims to cover both via long-term sinking funds.

Management Fee

Compare the true cost of property management vs self-managing.

Cash Flow

Estimate monthly positive or negative cash flow from your rental.

Disclaimer: These calculators are provided for preliminary educational estimations and screening purposes only. Actual real estate figures may vary significantly based on shifting local legislation, specific regional tax requirements, dynamic interest rates, and volatile market conditions. Always consult with a certified financial advisor, tax specialist, or legal professional before executing any binding investment decisions or assuming financial risk.