Converting Your Home to a Rental: What to Know First

Somewhere between the first home and the second, a tempting idea shows up: what if we kept this one and rented it out? Sometimes it’s a genuinely great wealth move — the accidental landlord who ends up with a paid-off rental has done well. Sometimes it’s a great way to underestimate a part-time job. Here’s the full picture — part of our Homeowner Library: your mortgage, your next mortgage, insurance, taxes, and the honest math.

Can I rent out a home I bought as my primary residence?

Usually yes — after you’ve lived there. When you closed, you certified an intent to occupy the home as your primary residence, and owner-occupied financing (your rate, your low down payment, FHA/VA eligibility) was priced on that. Occupancy fraud — buying “as primary” while intending to rent it out — is a serious problem. But intent is measured at purchase: living there for a reasonable period (commonly understood as about a year) and then converting to a rental as life changes is normal and legitimate. Check your note/deed of trust for specifics, keep any HOA rental rules in view (some Colorado HOAs cap or waitlist rentals — check before you plan on it), and note that local rental licensing requirements vary by city.

You generally do not need to refinance out of your current loan just because the home becomes a rental later — your existing rate stays. (One more reason keeping a low-rate loan and renting the house beats selling, in some plans.)

How does the old house count when I buy the next one?

This is the make-or-break qualification question, and it’s better news than people expect: lenders can offset the old home’s payment with its rental income. Typically, with a signed lease (and sometimes proof of the deposit/first payment), a large share of the market rent — commonly ~75%, the rest held back for vacancy/maintenance — counts against the old PITIA in your DTI. Strong rent can neutralize the old payment almost entirely; thin rent means you’re carrying part of it in qualification. Reserves requirements also typically rise when you own a rental (mortgage reserves). Run this math before falling in love with the plan — it decides how much house #2 you can buy.

What changes with insurance and taxes?

• Insurance: your homeowners policy assumes you live there — it’s the wrong contract the day a tenant moves in. You’ll switch to a landlord (dwelling/fire) policy, and the tenant carries renter’s insurance for their belongings. Skipping this step risks a denied claim at the worst moment. (Reshopping insurance applies here too.)
• Property taxes: Colorado assesses owner-occupied residential and rentals under residential rates today, but exemptions tied to occupancy (senior homestead, for example) don’t follow a rental. Budget accordingly.
• Income taxes — the big one to plan: rent is taxable income; expenses and depreciation are deductible against it (depreciation often shelters much of the cash flow — and is later recaptured at sale). And the marquee issue: the home-sale gain exclusion (up to $250k/$500k) requires the home to have been your primary residence for 2 of the last 5 years — rent it long enough and you can convert tax-free gain into taxable gain. This single rule changes many “keep it forever” plans into “rent it a couple of years, then decide.” Talk to a tax pro before, not after. (Homeowner tax basics.)

The honest landlord math

Rent minus PITIA is not profit. The real ledger: vacancy (budget ~1 month/year), maintenance and capital items (the rental’s furnace fails just like yours did), property management if you don’t want the 10pm calls (commonly ~8–10% of rent), licensing, and turnover costs. Many converted homes run near break-even on cash flow — and still win over a decade through principal paydown, appreciation, and tax treatment. That’s a fine outcome if you chose it on purpose. The failure mode is expecting a paycheck and getting a part-time job with a mortgage attached.

The alternative: selling instead — likely tax-free under the exclusion — and deploying the equity into the next home or elsewhere. Keep-vs-sell is a real decision with real numbers on both sides; we’ll run both with you.

Frequently asked questions

Is it legal to rent out a house I bought as my primary residence? Yes, once you genuinely occupied it after purchase (about a year is the common standard). Buying “as primary” with no intent to occupy is occupancy fraud — a different thing entirely.

Do I have to refinance when I convert my home to a rental? Generally no — your existing loan and rate remain. The change happens in insurance (landlord policy), taxes, and how the property counts on future loans.

Will rental income help me qualify for my next mortgage? Yes — lenders typically credit a substantial portion (~75% commonly) of documented market rent against the old home’s payment in your DTI.

What’s the tax trap in converting to a rental? The primary-residence gain exclusion requires 2-of-the-last-5-years occupancy. Rent the home too long and the exclusion fades — plus depreciation recapture applies at sale. Plan the timeline with a tax pro.

By Timothy Chase, Founder, 719 Lending — Colorado Springs mortgage broker. NMLS #868175 (Company NMLS #1601989). Equal Housing Opportunity. This article is educational only and is not financial, tax, or legal advice; program details and figures are general — confirm current. Tax items are general information — confirm with your tax professional. 719 Lending is not affiliated with or endorsed by any government agency. Last updated: July 2026.