The question arrives in my inbox weekly, usually attached to an AirDNA screenshot showing $9,400/month: "Can I qualify on this?" The honest answer is the whole business in three sentences: documented STR revenue absolutely qualifies, and often spectacularly. Projected revenue qualifies narrowly, expensively, and at a minority of lenders.
And the professionals almost never ask the question — because they've structured around it.
Here's precisely how short-term rental income works inside DSCR underwriting: the two paths, the haircuts and averaging rules, the documentation stack, and the two-number strategy that gets you the house now and the revenue-based pricing at month twelve.
The Two Paths (and Which One You're On)
| Path A: Documented History | Path B: No History (New Purchase) | |
|---|---|---|
| Income source | 12 months of platform statements | 1007 LTR market rent (most) / STR projection (minority) |
| Treatment | Averaged monthly, ~20–25% expense haircut common | 1007 at face; projections discounted |
| Pricing | STR tier: +0.5–1.5% over LTR DSCR | 1007 route prices as standard LTR |
| Down payment | 25%+ typical | 25%+; projection programs often 30%+ |
| Who it fits | Refinances; purchases of operating STRs | Every first-year purchase |
The strategic insight hiding in that table: Path B's 1007 route prices as a standard long-term file even if you operate the property as an STR from day one.
Which means the question isn't "how do I qualify on projections" — it's "does this deal clear the ratio on boring long-term rent," and if yes, you've bought an STR at LTR pricing. That's the screen the pillar playbook is built on.
Path A Mechanics: How 12 Months of Statements Become a Number
The underwriting sequence on documented files: pull the platform's annual earnings report (Airbnb and Vrbo both produce them; multiple platforms sum), cross-check against trailing-12 bank deposits, average over twelve months — the averaging is the point, blending March's $8,900 with September's $3,100 into a defensible $5,540 — and, at many lenders, apply a 20–25% expense haircut before the number enters the DSCR formula (cleaning, utilities, platform fees, supplies: costs a long-term rental doesn't carry).
Program variance is real — some use gross, some haircut harder, some want 24 months for newer markets — and it's precisely the variance a wholesale broker shops. What no program does: annualize a strong partial season. Six winter months don't become a year; they become a discounted six months and a conversation about waiting.
The Worked File: Davenport at Month Thirteen
The signature sequence, with the qualification mechanics visible this time:
- Purchase (month 0): $520,000 Disney-corridor home; 1007 long-term rent $3,150 vs $3,840 PITIA → 0.82 — fails Path B's standard route, closes on a no-ratio bridge at 25% down with a 3-year prepay
- Operation: licensed (DBPR + county), furnished, professionally managed; twelve full months of statements totaling $73,200 gross — $6,100/month average across the seasonal cycle
- Refinance (month 13): Path A at a 20% haircut → $4,880 qualifying income against the new $3,780 PITIA → DSCR 1.29 — standard-tier STR pricing, the bridge premium gone, the prepay exit costing one point on its 3-2-1 schedule
- Net effect: thirteen months of premium pricing bought a property the day-one rules said no to — and the documented file now refinances, cash-outs, and portfolio-stacks like any strong asset
The Documentation Stack (Income Is Only Half the File)
STR lenders underwrite the income's legality alongside its size, because an unlicensed operation's revenue can end with one code-enforcement letter.
The stack: the Florida DBPR vacation-rental license (state layer), local registration or permit where the address's city requires one, tax accounts (state sales tax registration and the county tourist development tax), HOA/condo written authorization where applicable — the layer that overrides everything — and STR-appropriate insurance (commercial vacation-rental coverage, not a landlord DP-3; typically 20–40% pricier and absolutely load-bearing in a claim).
Every item is mapped, city by city, in Florida STR laws. Files that arrive with the stack complete close in the normal timeline; files that discover the local registration requirement in underwriting don't.
The Projection Programs, Honestly
Yes, they exist: a minority of lenders accept third-party STR market projections (AirDNA-class reports) as qualifying income on purchases — typically at 30%+ down, meaningful pricing adds, tighter markets (established vacation zones, not experiments), and full regulatory documentation up front.
When they make sense: an experienced operator buying in a proven corridor where the LTR fallback fails but the STR case is overwhelming, who values day-one leverage over the bridge-and-refinance path's pricing arc.
When they don't: first-time hosts, unproven markets, or any file where the projection is the only thing that works — a deal with no LTR floor and no operator track record isn't being financed by that report; it's being dared.
Most files that shop the projection tier end up better served by the bridge sequence above, which is why it remains the professional default.
The Five Qualification Mistakes
- 1. Underwriting the screenshot. Market-average projections describe the market's best operators; your pro forma should survive at 20% below the report.
- 2. Annualizing a season. Six peak months are not a year; lenders know Florida's calendar better than optimists do.
- 3. Skipping the license until closing week. The DBPR license and local registration are underwriting documents now — sequence them with the contract.
- 4. Insuring it like a rental. A landlord policy on an STR is a denial waiting for a claim — and lenders check.
- 5. Forgetting the exit structure. The bridge play only works with the 3-year prepay bought at purchase; a 5-4-3-2-1 turns the month-13 refinance into a 4% toll. Structure the exit when you structure the entrance — the menu.
The Bottom Line
Airbnb income and DSCR lending fit together precisely — just not the way the screenshot hopes.
Documented twelve-month revenue qualifies at scale; projections qualify narrowly and expensively; and the two-number strategy — qualify on the conservative figure, operate on the real one, refinance onto the documentation — turns the gap between them from an obstacle into a plan with a date on it.
Have the AirDNA report and the listing? Send both — I'll tell you which path the file is actually on, what it prices at today, and what the month-thirteen version looks like. Free, no hard credit pull. Start here or call us at (800) 355-ALEX.