Key West 33040

Key West, FL · Monroe County, FL · 17,274 properties with county records

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Key West 33040 is in Monroe County, FL, part of the Miami–Fort Lauderdale Metro. The typical home value in Key West 33040 is $949,386 (Zillow Home Value Index, August 2026), down 0.3% from a year earlier. Homes that sold went under contract in a median 140 days, and 22% of listings took a price cut (Redfin Data Center, period ending Aug 31, 2026). On Lotvox's market-leverage reading of that data, with 7.4 months of supply, neither buyers nor sellers hold a clear edge. The Lotvox Turnover Index is not published for 33040 yet: it appears only where a held-out test on the county's recorded sales beats chance. Across Monroe County's 9 ZIPs with a Zillow value, the middle one is $917,023, so 33040 sits 4% above the county middle. Typical rent is $3,490 a month (Zillow Observed Rent Index, August 2026). Lotvox holds county assessor records for 17,274 properties in 33040.

Headline value data through August 2026. Each source below carries its own date.

Is 33040 a buyer's or seller's market?

By Lotvox's leverage reading of Redfin data through Aug 31, 2026, 33040 is a balanced market. Homes went under contract in a median 140 days with 7.4 months of supply.

What do homes in 33040 sell for?

The typical home value in 33040 is $949,386 (Zillow Home Value Index, August 2026), down 0.3% in a year. County records put the median at about $256 per square foot (computed Apr 21, 2026).

Who is likely to sell in 33040?

Lotvox only publishes its Turnover Index where a held-out test on recorded sales beats chance, and 33040 has not passed that test yet. When it does, the score appears here.

How does 33040 compare to Monroe County?

33040's typical value of $949,386 compares with a middle value of $917,023 across Monroe County's 9 ZIPs. Both are Zillow Home Value Index figures for August 2026.

Where does this 33040 data come from?

Values and rents come from Zillow's research data, sales pace from the Redfin Data Center, and property counts and turnover from county assessor and deed records. Each number on this page carries its own date, and the method is published at lotvox.com/methodology.

Sources: Zillow Home Value Index (ZHVI) (as of Aug 31, 2026) · Redfin Data Center (as of Aug 31, 2026) · Zillow Observed Rent Index (ZORI) (as of Aug 31, 2026) · county assessor records (counted Oct 15, 2026) · How Lotvox works
Cite as: Lotvox ZIP market record, 33040 Key West, FL, data through August 2026, https://lotvox.com/miami/zip/33040

Listings Flow Ladder — Listings flow could not be loaded (429).

Should you buy here?

buyer-timing lens
0affordability /100

Buyer leverage is balanced; weigh payment burden and the 3-lens valuation before bidding.

Payment burden
79.8%
severe
Days on market
140
daily
Price cuts
21.9%
of active
Valuation
-56.2%
vs assessor
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Rent vs own — the renter's question first
$3,490
median rent · per month
$6,208
total cost to own · per month
+$2,718
more to own · per month
Rent to price — the investor's question first
22.7×
price to annual rent
Lower is friendlier to a buy-to-let case. This is a ratio of published medians, not a yield on any particular property.
25
/100
Weak
cooling · balanced · prices easing year-over-year.
Price trend
42
Affordability
10
Valuation
20

Verdict grades housing conditions; buyer-timing, investor cash-flow, supply-tightness and county macro scores answer different questions — each in its own section.

Buyer / seller

buyer-timing lens
66/ 100SellerBalancedBuyer
Negotiate Hard
Needs 62.4% correction for affordability
DOM: 105d (stable) · Market Dynamics rolling median · hourly
Score Components
Payment Burden (25%)100
Valuation Gap (25%)10
Supply & Demand (20%)100
Buy vs Rent (15%)75
Cancellation Rate (10%)25
Days on Market (5%)100

Moderate buyer leverage in 33040. Room to negotiate 5-10% below list. Payment burden: 74.2% of median income. A 53% price correction needed to reach 30% affordability threshold. Median days on market: 105. Renting is approximately 92% cheaper than buying (price-to-rent ratio: 23.0).

What to Offer

Offer 5-10% below list. You have room to negotiate.

Conditions resemble 2019 pre-pandemic levels — moderate overvaluation with slowing demand. Negotiation room exists.
COOLINGBALANCED

Market is cooling with expanding inventory. Conditions are balanced between buyers and sellers.

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Market snapshot

each number, once
Median price
$949,386
▾ 0.3% YoY
Days on market
140
daily · zip_data
Median rent
$3,490
ZORI
Investor score
34/100
cash-flow lens
Active listings
280
90-day

Valuation

3 lenses, different anchors
vs assessor
-56.2%
Market vs assessed value — a tax-roll lag, not a deal signal.
Avg assessor$415,400
county CAMA · properties_v
vs income
—
Fair-value model not available for this market.
fair_value_scores · 10-state coverage
vs county comps
+26.2%
County-wide market — the widest, slowest signal.
Monroe+26.2%
Lotvox comps · mv_valuation_gap

Read together: Above county comps but sustainable on local incomes.
Pricing detail
Price / sqft$256
Price-to-income12.3×

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How 33040 ranks in FL
percentile vs all Florida ZIPs · n=1098
Market velocity9%
Supply tightness0%
Affordability0%
Investment yield14%
Appreciation50%

Affordability, supply & momentum

18SUPPLY
OversuppliedSupply Tightness

Ample inventory — buyers have time and leverage to negotiate.

Months of Supply49.7 mo
Days on Market140d
Inv vs History-19.3%
Listing Density18.8/1k
Affordability — payment burden
Monthly payment (P&I)$5,259
Payment burden79.8%
Median income · ZIP$79,038
Mortgage rate7.4% · 30yr
Total monthly own$6,208
Monthly rent$3,490
Market dynamics
Price cut %21.9%
Momentumcooling
LeverageBALANCED
Months of supply7.4
Sales (90d)114
Investment analysis
Median rent$3,490
Price-to-rent22.7
Est. cap rate2.8%
Buy vs rentfavors renting

Livability

Walk score14
Transit score—
Bike score—

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Housing pulse

4 charts, one facade

Housing pulse — Housing pulse could not be loaded (429).

Price bands

mix-shift

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Monroe County context

macro · jobs · debt · migration
ZIP score grades housing; county score adds macro distress (jobs, debt, poverty). They answer different questions.

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