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Land + Home Build Affordability Calculator Land + Build Affordability

Add up cheap land, a factory-built or modular home, and servicing into one all-in project cost, then see the monthly mortgage payment — and how it compares to a typical big-city home. Uses Canadian semi-annual compounding.

Land + Home Build Affordability Calculator

Add up cheap land, a factory-built or modular home, and servicing into one all-in project cost, then see the monthly mortgage payment — and how it compares to a typical big-city home. Uses Canadian semi-annual compounding.

All-In Project Cost

$200,000

Amount Financed

$190,000

Monthly Payment

$958

Big-City Monthly Payment

$3,025

Monthly Savings vs Big City

$2,067

Years to Own Free & Clear

6

Total Interest Paid

$154,883

Minimum Down Payment

$10,000

Meets Minimum Down

Yes

Figures are illustrative estimates, not a quote. Land prices, modular-home costs, servicing, rates, and lender policies on modular/self-build financing vary widely. CMHC insurance is not applied — its treatment of modular and self-build homes varies by insurer and lender. Calculations use Canadian semi-annual compounding per the Bank Act. Consult a licensed mortgage professional.

All calculations use Canadian semi-annual compounding per the Bank Act. These results are estimates for educational purposes only and do not constitute financial advice. Speak with a licensed mortgage broker for advice specific to your situation.

API Access for Developers & AI Agents

This calculator is available as a free JSON API. AI agents, chatbots, and developers can send mortgage data and get instant results.

POST /api/calculate/land-home-build-affordability

{

"landCost": 60000,

"homeCost": 120000,

"servicingCost": 20000,

"downPayment": 10000,

"annualRate": 4.5,

"amortizationYears": 30,

"comparisonHomePrice": 600000

}

Figures are illustrative estimates, not a quote. Land prices, modular-home costs, servicing, rates, and lender policies on modular/self-build financing vary widely. CMHC insurance is not applied — its treatment of modular and self-build homes varies by insurer and lender. Calculations use Canadian semi-annual compounding per the Bank Act. Consult a licensed mortgage professional.