5.0 · 624 reviews · Jim Blackburn · NMLS #1072866
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Conventional · New Construction

Conventional New Construction Loan Payment Calculator

Estimate total project cost, interest reserves, your loan amount, monthly payment, and the cash needed to close on a conventional construction-to-permanent loan.

Built by Jim Blackburn · NMLS #1072866 · $500M+ closed · 7× Scotsman Guide Top Producer

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Permits, architectural, and engineering fees.

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Labor and material costs.

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Estimate with sold comps in the last 6 months.

3% is the minimum (DPA and gift funds allowed).

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Estimated permanent rate after the interest-only construction period.

Are you thinking about buying another home after you build this one to continue your wealth journey?

Summary

Total Monthly Housing Expense$3,992
Cash Out of Pocket — without DPA$15,102
Cash Out of Pocket — with DPA-$2,517Negative means DPA may cover all cash to close. Fannie Mae and Freddie Mac allow DPA on new construction for primary residences (1-unit, no minimum borrower contribution).

Project Cost Buildup

Total Property Costs$434,000Land + hard + soft costs + 10% contingency reserve.
12 Months Interest Reserves$43,357Prepaid interest, ~3% above the permanent rate. No payments during construction.
Total Financeable Allowable Costs$503,397Property costs + interest reserves + 6% estimated closing costs.

Loan & Payment

Maximum Loan Amount$488,295Per Fannie Mae / Freddie Mac construction LTV and conforming loan limits.
Desired Loan Amount$488,295
Principal & Interest Payment$3,245
Monthly Insurance$200
Monthly Taxes$417
Monthly PMI$130
HOA Paid Separately$0
Monthly Income Target to Qualify$7,984Fannie Mae allows up to 50% DTI; Freddie Mac up to 45% with strong credit and reserves.
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Estimates only — not a commitment to lend.

Jim Blackburn

By Jim Blackburn

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Important Disclaimer

This calculator is for illustrative purposes only and does not constitute financial, legal, or investment advice. Results are based on general assumptions and may not reflect actual performance or eligibility. This is not a loan estimate or approval. Please consult with a licensed mortgage advisor before making financial decisions.

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