Key Colony Beach
Homes for Sale in Key Colony, FL
All 32 homes for sale in Key Colony, FL · median $1,100,000 · 54 homes for sale in 33051 · Monroe County homes for sale
True comps, carrying-cost math, and listings before the portals.
Market Heat
Over the 12 months ending 2026-09-20, 9 recorded sales closed at a median of $1,300,000, a median 47 days on market, sellers accepting 94% of original asking (+71% versus the prior year). At the median price and Monroe County's FY2025-26 rate of 8.816 mills, annual property tax runs about $11,460 ($11,110 with the full homestead exemption).
| Location | Key Colony, Monroe County, FL · ZIP 33051 |
|---|---|
| Homes in the community | 837 (FL DOR 2025 assessment roll) |
| Years built | 1958–2024 (median 1982) |
| Typical living area | 1,436 sq ft (median) |
| Sale prices, last 12 months | $1,300,000 median across 9 closed sales · +71.1% vs the prior 12 months |
| Days on market (closed sales) | 47 median |
| Owner-occupied (homestead) share | 21% |
Data as of September 20, 2026. Listing data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate; housing-stock figures from Florida Department of Revenue public records. Market figures describe homes, not residents. Cite as: Momentum Realty, “KEY COLONY BEACH key facts,” movewithmomentum.com/neighborhoods/key-colony-beach, data as of September 20, 2026.
Key Colony Beach right now
🟢 Still climbing. The trailing-12-month median ($1.30M) is up 71.1% from the prior 12 months ($760K) and up 247% since 2012. With about 18 sales a year, a single closing can swing this number, so read the level and the decade, not one year's move.Momentum Research, record-level Florida Keys MLS closed sales, 12-month windows ending September 20. Confidence: Medium (9 and 13 sales in the two windows).
What's unique here: the median sale price is about 3x the typical Monroe County sale ($1.30M vs $378K, trailing 12 months, Florida Keys MLS records).
Jump to: Price history & scorecard · Homes for sale · Schools · FAQ
· Updated September 21, 2026 · Live data: Florida Keys MLS, refreshed twice daily · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness
Nearby homes for sale
No active listings inside KEY COLONY BEACH right now. These are the 6 closest homes on the market, by straight-line distance from the community's center; some may sit just outside its boundary.
Listing data from the MLS feeds named on each listing page; deemed reliable but not guaranteed. Refreshed nightly.
The 60-Second Overview
Key Colony Beach market snapshot (as of September 20, 2026): the median sale price is about $1.30M, and a median 47 days on market for closed sales. The trailing-12-month median is up 71% from the prior 12 months and up 247% since 2012, computed from record-level Florida Keys MLS closed sales (9 closings in the current window).
In ZIP 33051 (Key Colony), 42 homes closed in the last 12 months at a median of $1.30M, up 37.9% year over year, with a median 114 days on market. See the live ZIP 33051 housing market and the Monroe County market.
County records show 58 qualified sales in KEY COLONY BEACH across 2024–2025 (34 in 2024, 24 in 2025), median $965,000 — the last recorded sale per parcel on the Florida DOR 2025 assessment roll, independent of the MLS.
Key Colony Beach is a community of 837 homes in Key Colony, Monroe County, built between 1958 and 2024 (median 1982), with a median living area of about 1,436 square feet. 21% of parcels are homesteaded, the owner-occupancy proxy in the Florida DOR assessment roll (2025 roll, public records).
Price History: What Homes Here Have Actually Sold For
Median sale price over the trailing 12 months ending September 20 of each year, from record-level Florida Keys MLS closed sales. Same methodology as every appreciation figure on this page: the 2026 point ($1.30M) IS the median in the snapshot above, and the move from 2025 ($760K) IS the +71.1% one-year change.
Windows contain 9 to 36 sales each (9 in the current window); every figure carries its sample size, and thin markets swing on single closings. Listing data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.
16% of homes for sale in ZIP 33051 are already under contract (under contract ÷ under contract + active listings) — a read on how much of the available inventory buyers have already claimed. Source: MLS data (2026-09-20).
Housing distress & ownership in KEY COLONY BEACH, Key Colony
Who owns here, how much is not owner-occupied, and how much for-sale inventory is under distress.
Source: Momentum Realty Research. Ownership & parcels from the FL DOR 2025 tax roll; distress from MLS active-listing status/remarks; price from MLS closed sales. Listing data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.
The Key Colony Beach buying strategy.
If we were buying in Key Colony Beach today, this is the order of operations we would run for our clients.
Underwrite the condition first. Price the roof, HVAC, and systems honestly before judging any list price; condition swings value here more than square footage alone.
Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.
Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.
Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.
Keep an agent in your corner. The listing agent works for the seller; we represent you and prepare a hand-built valuation before any offer in Key Colony Beach.
A closer look at the Key Colony Beach market
Homes in Key Colony Beach trade around a median of $1.30M, where condition and lot do more to set the final number than the asking price does.
The trailing-12-month median up 71% year over year. Homes that do trade take a median 47 days on market, useful leverage on any listing that has lingered.
The housing stock is 837 homes built between 1958 and 2024, and 21% of parcels are homesteaded — the owner-occupancy proxy in the Florida DOR assessment roll.
The location and the amenities are priced into every listing in Key Colony Beach. The deal is won or lost on condition, the comps, and the renovation math.
Momentum Buy Score.
Our proprietary 0 to 10 read across the factors that decide how a home in Key Colony Beach buys, holds, and resells. Momentum Research; not an appraisal.
Momentum Intelligence Scores are our proprietary, qualitative assessment on a 0 to 10 scale, built from the record-level market data on this page. They are a framework for comparing communities, not a guarantee of future value and not advice on a specific home; unlike an automated value estimate they do not price your home, they grade the community on evidence you can inspect. Composite is the plain average of the 4 factors (7.1). Basis: Long-Term Appreciation +247% since 2012; Recent Direction +71.1% year-over-year; Owner Commitment 21% owner-occupied; Pricing Power 94.2% sale-to-list. Refreshed with each data update.
HOA, CDD & Fees
- HOA status not on record. Verify any dues before you offer
- Any club/amenity membership is billed separately
Confirm the current HOA dues, exactly what they cover, and any CDD bond or special assessment for a specific address before you offer.
Tools for a Key Colony Beach buy.
Free calculators to pressure-test the real cost before you tour.
Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed Key Colony Beach sales matched to your home.
Price it to the comps and condition, not an automated estimate.
If you are thinking about selling in Key Colony Beach, the right list price comes from recent comparable sales matched to your home's condition and location, not an automated estimate.
What is your Key Colony Beach home worth?
Get a no-obligation home value based on real comparable sales in Key Colony Beach, not an automated guess. Tell us about your home and we will personally prepare your numbers and a pricing strategy. No obligation, no spam.
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Frequently Asked Questions
What is the median home price in Key Colony Beach?
How long do homes in Key Colony Beach take to sell?
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What share of Key Colony Beach is owner-occupied?
When were the homes in Key Colony Beach built?
Have Key Colony Beach home prices gone up?
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Where is Key Colony Beach, and what county is it in?
Is Key Colony Beach a good place to live?
Data sources & freshness
| Community market stats | Florida Keys MLS closed sales, 12-month windows ending September 20, 2026 |
| Housing stock & ownership | Florida DOR assessment roll (street-list match (15 streets, ZIP 33051)) |
| Under-contract shares | Florida Keys MLS records, as of 2026-09-20 |
| Historical depth | Closed-sale records back to 2003 (287 transactions analyzed) |
Verify the primary sources yourself: Florida DOR · U.S. Census · FEMA flood maps · Citizens Property Insurance.
Momentum Research figures are our own analysis of Florida Keys MLS records; MLS data is deemed reliable but not guaranteed. Methodology: how Momentum market scores are computed. Market metrics describe homes for sale and recent sales, not residents.
Own a home here?
You just read the data. Now see what your home is worth.
The numbers on this page move markets in the aggregate. The number that matters to you is what a buyer pays for your address. Momentum sells for 1.25% above the Florida Keys MLS member average and 8 days faster, and we’ll price yours against live local comps.
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See how KEY COLONY BEACH fits the bigger picture — live prices, inventory, and Momentum Scores:
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