Companion decision guide
How Should I Count Mortgage Paydown in a Denver Property Investment?
What does this mean for my decision?
Separate scheduled principal repayment, interest, operating cash flow and property-price change. They affect the ownership result in different ways, and total mortgage payments are not a measure of equity gained.
By Rick Janson, JD/MBA Realtor®
Published
Identify the part of each payment that reduces debt
An amortizing payment includes principal and interest. The principal portion reduces the loan balance; the interest portion is a financing expense. The proportions change through the loan’s life.
Ask for the actual loan’s amortization schedule. The report’s fixed-rate scenarios show the mechanism, but they cannot replace the terms of the loan you will use.
Sources: Consumer Financial Protection Bureau: understanding a Loan Estimate and full payment components
Keep paydown separate from operating performance
For an investment property, document expected rent, vacancy, repairs, taxes, insurance, association expenses and financing. Principal repayment can increase equity while the property still requires cash from the owner.
This research models no local rent and establishes no cash-flow or capitalization-rate result. A property should be evaluated using its documented inputs and realistic alternative cases.
Do not borrow the historical appreciation result as a forecast
Colorado’s historical FHFA increase is broad context. It is not a promised gain for a future purchase or a substitute for an exit-cost calculation. A property can behave differently from a statewide index.
Test the investment with no assumed appreciation and with an unfavorable expense or vacancy case. The loan-paydown model remains a separate calculation in each scenario.
Discuss the property and holding plan with Rick
Bring the target property, expected use, financing assumptions and intended holding period. Ask for a comparison of relevant recent transactions and current alternatives, then coordinate the financing and operating assumptions with the appropriate professionals.
The county benchmark helps place the hypothetical principal in a local price context. It does not establish that the property is priced correctly or that its financial performance will match the scenario.
What evidence supports this guide?
The supporting report contains the source tables, calculation assumptions and limitations. NAR findings describe national surveyed groups; local figures cover September 2026 single-family residences in Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and Jefferson counties. Illustrative rates and budgets are stated assumptions. Use the report to understand the tradeoff, then verify the inputs for the home and decision you are considering.
Sources: NAR: Dr. Jessica Lautz, Leaders in Luxury presentation, October 12, 2026; underlying research resources; NAR 2025 Profile release: July 2024–June 2025 primary-residence buyer transactions; REcolorado / InfoSparks: September 2026 monthly county single-family-residence snapshot; extracted October 12, 2026; Consumer Financial Protection Bureau: understanding a Loan Estimate and full payment components
Supporting research: How Much Equity Could Mortgage Payments Build in Ten Years?
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