Financing Your First Rental: Conventional, FHA or DSCR

First-time investors usually approach financing as a rate-shopping exercise. It is not. The three realistic routes have different down payments, different qualifying tests and different consequences for your second purchase, and rate is the least important of those.

TL;DR: If you are willing to live in the property for a year, an FHA or low-down-payment loan on a 2–4 unit is the cheapest entry that exists — 3.5% down against 20–25% — and it is the answer for most first-timers who can accept it. If you will not live there and your tax returns show solid income, a conventional investment loan is the cheapest debt. If your returns understate you, or your debt-to-income is already tight, a DSCR loan qualifies the property instead of you at a rate roughly 1–2 points higher. Decide by which test you can pass, then optimise rate.

The three routes side by side

	FHA / owner-occupied	Conventional investment	DSCR
Down payment	3.5–5%	20–25%	20–25%
Qualifies on	Your income and DTI	Your income and DTI	The property's income
Must you live there	Yes, 12 months	No	No
Tax returns required	Yes	Yes	No
Counts against your DTI	Yes	Yes	No
Rate vs owner-occupied	Baseline	+0.5–0.875%	+1.5–2.5%
Property types	1–4 units	1–4 units	1–4 units, sometimes more
Realistic close	30–45 days	30–45 days	21–30 days
Scales to	1 at a time	~4–10 loans	Effectively unlimited

Route 1: live in it for a year

This is the route most first-time investors dismiss and most experienced investors wish they had taken.

Buy a duplex, triplex or fourplex with an owner-occupied loan, live in one unit, rent the rest. FHA allows 3.5% down on up to four units; conventional owner-occupied programmes go as low as 5%. Both require you to occupy the property for about a year — after which you can move out and keep the loan.

The difference in capital is not marginal:

On a $400,000 duplex	FHA 3.5%	Conventional investment 25%
Down payment	$14,000	$100,000
Closing costs (~3%)	$12,000	$12,000
Cash to close	$26,000	$112,000

Same building, same rents, $86,000 difference. That gap is the reason house hacking exists as a strategy, and there is no other legitimate way to get into a four-unit building for $26,000.

The costs are real and worth naming. You live in your investment, next to your tenants. FHA mortgage insurance on loans with minimum down payment generally lasts the life of the loan, so a refinance is usually part of the plan. And FHA has self-sufficiency requirements on three and four unit properties that some buildings fail.

If you can accept a year of living there, do this and stop reading. If you cannot, the choice is between the next two.

Route 2: conventional investment loan

The standard product. Twenty to twenty-five percent down, full documentation, and a rate around half a point to seven-eighths above owner-occupied.

It is the cheapest non-occupied debt available and it should be your default if you qualify. The constraint is your personal debt-to-income ratio, and it bites in two ways beginners do not anticipate.

The new payment counts immediately, the rent mostly does not. Lenders typically credit around 75% of market rent, and often require a signed lease or a rental history before crediting anything at all. On a first purchase with no history, you may be underwritten as if you had bought a house with no income at all.

Your other debts are already in there. A car payment and student loans that feel manageable can be the reason a perfectly good rental does not fund. Check where you stand before you shop — what credit score and DTI you actually need is the place to start.

The other limit is arithmetic. Each conventional loan consumes DTI capacity, so this route stops scaling somewhere between four and ten properties depending on your income. That is a problem for later, but it is the reason the third route exists.

Route 3: DSCR

A DSCR loan qualifies the property. The lender divides the property's income by its debt service and lends if the ratio clears their threshold — commonly 1.0 to 1.25. No tax returns, no employment verification, and critically, the loan does not consume your personal debt-to-income capacity.

You pay for that. Expect roughly 1.5–2.5 points above owner-occupied, prepayment penalties in the early years, and reserve requirements. The full picture is in the DSCR loan guide; start with what a DSCR loan is and check where a specific property lands on the DSCR calculator.

For a first rental, DSCR is right when:

• You are self-employed and your returns are aggressively deducted — which is most self-employed investors.
• Your DTI is already committed and conventional will not fund.
• You need to close faster than full documentation allows.
• The property cash flows well enough that the higher rate is affordable and you would rather protect your borrowing capacity.

It is the wrong choice if you would sail through conventional underwriting. Do not pay two points for a convenience you do not need.

Which one, in three questions

1. Will you live in it for a year? Yes — FHA or low-down conventional on a 2–4 unit. This is nearly always the best financial outcome available to a first-time investor.
2. Do your tax returns show enough income, with room in your DTI? Yes — conventional investment loan.
3. Otherwise — DSCR.

Notice that none of these questions is about the property. The property decides whether the deal works; your documentation decides which loan you can get. Work out the answer to these three before you make offers, because the financing route changes your down payment by tens of thousands and therefore changes which properties you can even consider.

Before you shop

Get pre-approved, not pre-qualified. A pre-qualification is a conversation. A pre-approval means someone read your documents. Sellers know the difference.

Talk to three lenders, and include a mortgage broker and a local bank. Investment property pricing varies far more between lenders than owner-occupied pricing does.

Ask about the second one. Tell every lender you intend to buy again within 18 months and ask what that does to your qualifying. The answers will separate them quickly.

Budget for the whole cash requirement. Down payment, closing costs, reserves and the first repairs — what it actually takes to start covers the full number, which is always larger than the down payment.

Final take

The cheapest first rental is one you live in for a year. If that is impossible, use conventional debt while your DTI allows it and switch to DSCR when it does not — or start on DSCR if your returns will never tell the truth about your income. Get the route settled before you shop, because it determines your budget, and the budget determines everything else.