RANK #25 of 50 Lake
53% Diamond density • 76% Gold-or-better

Douglas Lake, TennesseeSTR Bonus Depreciation Market Profile · #25 in the DepreciMax Top 50

East Tennessee's underrated STR lake — Douglas Lake STRs from Dandridge to Sevierville cluster in the $400k–$710k range with 24% Gold-or-better density. Tennessee's full §168(k) conformity plus zero state income tax means the entire federal deduction is captured with no state-level friction. Cabin and lake-house amenity mix drives the 15-year improvement basis.

Median Year 1 Deduction
$139,138
on a $575k STR · ~$51k federal tax savings at 37%
Douglas Lake is a Top 50 market in our 2026 STR Bonus Depreciation Market Study, ranked #29 of 50 by median bonus-eligible share.
Representative short-term rental home in the Douglas Lake market
Median STR Listing Price
$575k
Median across active STR-suitable listings. 1,000+ short-term rentals in market.
Diamond Density
53%
Share of Douglas Lake STR listings that hit Diamond tier (≥24% bonus-eligible % of purchase price).
Bonus-Eligible %
24.2%
Median % of purchase price classifiable as 5-yr or 15-yr property under §168(k).
Federal Savings @ 37%
$51k
Median federal tax savings on a $575k purchase.

Douglas Lake at a glance

Bonus depreciation (IRS §168(k)): a federal tax provision letting investors deduct 100% of qualifying property costs in the year the property is placed in service. For short-term rentals, the deductible portion is the 5-year (personal property) and 15-year (land improvements) components of the total purchase price. See what bonus depreciation is for short-term rentals for the full explainer.
Bonus-eligible %: a DepreciMax metric — the share of a property's purchase price that classifies as 5-year or 15-year property under §168(k), and is therefore 100% deductible in Year 1. Douglas Lake's market-median bonus-eligible % is 24.2% — meaning a typical $575k Douglas Lake STR generates ~$139k of Year-1 deduction.
The 7-day STR rule: to unlock the "STR loophole" — where bonus depreciation offsets W-2 and other ordinary income, not just passive rental income — the property must average a guest stay of 7 days or less and the owner must materially participate. See how to qualify for the STR loophole.
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Short-Term Rental Regulations — Mixed

Douglas Lake spans Jefferson, Sevier, and Cocke counties; Jefferson County and Sevier County both require annual STR permits with fire/safety inspection, while Cocke County has no comprehensive county-wide STR ordinance published. Permit: Yes · Cap: No · Min stay: None · Owner-occ.: No. Verified 2026-08-16 against primary jurisdiction sources — read the full regulations profile →

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Tennessee State Conformity — Full

Tennessee has no state individual income tax, so the federal Year-1 deduction is captured cleanly with no state-level treatment concerns. Full effective conformity by default.

Why Douglas Lake ranks #25 for STR bonus depreciation

Strongest Diamond-density STR profile in the Northeast — a third of Douglas Lake short-term rentals hit ≥24% bonus-eligible % of purchase price. Cabin and lake-house amenity stack drives the 15-year improvement basis; state conformity state conformity reduces state-level benefit slightly, but federal Year 1 deduction is among the strongest on the list.

What drives Douglas Lake's high bonus depreciation?

Douglas Lake STRs lean heavily on the amenity categories the IRS classifies as 15-year land improvements: hot tubs, fire pits, outdoor kitchens, pergolas, and lake docks — all 100% bonus-eligible in Year 1 under §168(k). That amenity density pushes market-median bonus-eligible % to 24.2%, second only to Lake Cumberland KY (26.9%).

Does Tennessee conform to federal §168(k) bonus depreciation?

Only partially. Tennessee allows federal bonus depreciation to flow through, but adds back a portion at the state level and spreads it over a longer recovery period. The federal Year-1 deduction is unaffected — this is still a strong federal market — but the state portion of the savings is smaller than in fully-conforming states. PA-resident investors should model the state-federal split with their CPA before purchase.

Common bonus-eligible amenities in Douglas Lake STRs

Prevalence of 15-year land improvements we typically see across Douglas Lake short-term rentals — all 100% bonus-eligible in Year 1 under IRS §168(k):

Hot tub or spa
78%
Fire pit / fire feature
72%
Outdoor deck or wraparound porch
68%
Outdoor kitchen / BBQ area
38%
Pergola or covered patio
31%
Detached garage or barn
26%

Douglas Lake, TN vs Lake Cumberland, KY vs Norris Lake, TN — bonus depreciation comparison

The three markets share a similar bonus-eligible % profile in the DepreciMax Top 50 — the differentiation is rank, price point, and state §168(k) conformity.

Market Rank Diamond Density Median Bonus % Median Y1 Deduction State Conformity
Douglas Lake, TN 25 54% 24.2% ~$139k on $575k STR Full
Lake Cumberland, KY 1 92% 27.1% ~$94k on $347k STR Full
Norris Lake, TN #8 — 25.9% ~$136k on $525k STR Full

Deeper comparative reading: Smoky Mountains vs. Blue Ridge vs. Douglas Lake: STR bonus depreciation showdown.

Douglas Lake bonus depreciation calculator (by zip code)

Douglas Lake spans 4 primary sub-markets with materially different STR economics. The calculator below has a zip dropdown — switch it to your area. The bonus-eligible percentage (Douglas Lake's market-typical 24.2%) stays constant across zips because it reflects the property type, not the location. state conformity — federal deduction is the primary benefit.

Douglas Lake zip code comparison

Zip Sub-market Land ratio Typical price Typical Year-1 deduction
37725Dandridge (highest)High$575k$139k
37862SeviervilleHigh$525k$127k
37764KodakModerate$410k$99k
37821Newport (lowest)Moderate$365k$88k

Sample calculation: $575k Douglas Lake STR (median-priced Lake Harmony listing)

  1. Purchase price: $574,950
  2. Douglas Lake market median: 24.2% of purchase price classifies as bonus-eligible 5-yr + 15-yr property under §168(k)
  3. Year-1 §168(k) deduction: $139k
  4. Federal tax savings at 37% bracket: $64.1k

See IRS Publication 946 for §168(k) rules. Use the interactive calculator below to model your specific deal.

Looking for a deeper read on your specific property, not just the market median? Run the $99 Douglas Lake property report — our AI analyzes 7–9 listing photos against the IRS classification rules and returns a line-item §168(k) estimate closely calibrated to a formal $5K–$8K cost seg study.

Representative listings & deductions

Three live Douglas Lake listings spanning entry, mid, and high price tiers. Year 1 deduction is estimated as a range around the Douglas Lake market bonus-eligible average (24.2% ± 3 percentage points). Click any card to run a full property report to tighten to one exact number.

How to use this data to underwrite a Douglas Lake STR deal

The market-median numbers on this page are a screening tool, not a final answer. Here's how STR investors and their CPAs actually convert a market rank + median bonus-eligible % into an underwriting number for a specific offer.

  1. Screen the deal against the market median. If a Douglas Lake listing is priced within the p25–p75 range ($512k–$1,010k) and looks like a typical cabin or lake-house STR, the market-median 24.2% bonus-eligible is a defensible screening estimate. That gives you a Year-1 deduction range you can plug into an initial underwriting model in about 60 seconds — before you invest CPA time or offer-drafting effort.
  2. Adjust up or down based on amenity signals. Douglas Lake properties with a full outdoor stack (hot tub + fire pit + wraparound deck + outdoor kitchen + pergola) trend toward the Diamond tier at 24–30% bonus-eligible. Properties with minimal outdoor amenities — condos, indoor-only cabins, or properties without lake access — trend toward the Bronze tier at 18–20%. Use the amenity checklist to categorize before you commit.
  3. Model the offer with the deduction baked in. Take the estimated Year-1 deduction × your federal marginal rate (typically 37% for high-earner STR investors) = federal tax savings. Add this to your effective Year-1 cash-on-cash return. On a $575k Douglas Lake STR at 24.2% bonus-eligible, that's ~$51k in federal savings — often 8–12% of purchase price flowing back into Year-1 cash. Tennessee's partial conformity means state-level savings are minimal for PA residents, so pure-federal math dominates.
  4. Verify with a $99 property-level report before you sign. Once you're past screening and preparing to make an offer, run the specific property through DepreciMax's photo-analysis pipeline. The $99 report tightens the estimate to a single number, line-items the 5-year / 15-year / 39-year breakdown, and delivers a calibrated Year-1 number closely calibrated to a formal cost segregation study's bonus-eligible %. Your CPA can build the return directly from this output; a formal engineered study (typically $5,000–$8,000) is only necessary post-closing for IRS-defensible filing on very large deductions or high-scrutiny audit risk.

For further reading on the pre-offer bonus-depreciation workflow, see how to use §168(k) before closing on a short-term rental. To catch missed prior-year bonus depreciation using Form 3115, see the Form 3115 catch-up guide.

Permit cap
No
Min stay
None
Owner-occupancy
No

Verified as of 2026-08-16 against primary jurisdiction sources. See the full Douglas Lake STR regulations page for jurisdiction breakdown, ordinance section numbers, and 5-question FAQ.

Read the full Douglas Lake STR regulations profile →
Permit cap
No
Min stay
None
Owner-occupancy
No

Verified as of 2026-08-16 against primary jurisdiction sources. See the full Douglas Lake STR regulations page for jurisdiction breakdown, ordinance section numbers, and 5-question FAQ.

Read the full Douglas Lake STR regulations profile →

How the rank is calculated

Douglas Lake's #25 rank comes from the DepreciMax Top 50 methodology: we score every active STR-suitable listing across the nation's most-watched STR markets on land value, state §168(k) conformity, and amenity mix, then rank markets by the median bonus-eligible % of their active listings. Individual property estimates are closely calibrated to a formal cost segregation study.

More detail in the Top 50 Markets methodology section.

Sources & verification:
Published: 2026-07-12  ·  Last updated: 2026-07-12
Sample listings are real active for-sale listings — actual addresses shown. Bonus depreciation outcomes vary by individual property; this page estimates ranges for typical purchases. Not tax advice — consult your CPA before making investment decisions.

Score live Douglas Lake properties — for your specific deal

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