PORPOISE POINT SEC 4
Homes for Sale in Big Coppitt, FL

Community in Big Coppitt · Monroe County · ZIP 33040
Median sale $870K
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Live Market Pulse
50/100
Market Heat
Near its long-run normal
2013 → 2026 · 77 at the 2021 peak
0 is PORPOISE POINT SEC 4's coldest market since 2013, 100 its hottest. Today: 50. How it's scored
Built fromLive floridakeys data29 years of closingsUpdated twice daily
Live · PORPOISE POINT SEC 4 Housing Pulse floridakeys + public records Analysis by Momentum Realty · $3.5B+ sold · 8,500+ transactions · Top 1% in Florida (RealTrends)
Price
$870K
Median sold · 12 mo
down 19.1% vs the prior 12 months
-19.1%
1-yr price change
n = 7 and 6 sales in the two windows
93.4%
Sale vs ask
Monroe median: 91.8%
+164%
T12M median vs 2012
from a $330K median in 2012
Tempo
41days
Median DOM · closed
13 days at the 2023 low
7
Sold · last 12 mo
10-yr average: about 7 a year
Jon Brooks, founder of Momentum Realty
Jon's Current Read

Porpoise Point Sec 4 sits on Big Coppitt Key in Monroe County, putting it squarely in the Florida Keys — a market where land scarcity and water access drive pricing more than finished square footage. The median of $870,000 reflects that geography premium; what separates one transaction from another here is typically lot position, water frontage, dock rights, and storm-hardening construction quality, not just bedroom count.

The current market posture is worth reading carefully. A 19.1% year-over-year price decline against a median DOM of 41 days and a market heat score of 50 signals a market in rebalancing mode — sellers are moving product, but at a meaningful concession from last year's peak. Only seven closings anchor this window, so a single outlier can shift the median materially. Buyers have more negotiating room than they did twelve months ago; sellers who need to move quickly should price ahead of that trend rather than chase it.

PORPOISE POINT SEC 4 Housing Pulse · Momentum Research · as of July 27, 2026

PORPOISE POINT SEC 4 right now

🔴 Off the recent peak. The trailing-12-month median ($870K) is down 19.1% from the prior 12 months ($1.08M) and up 164% since 2012. With about 7 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 floridakeys closed sales, 12-month windows ending July 27. Confidence: Medium (7 and 6 sales in the two windows).

Jump to: Price history & scorecard · Homes for sale · Schools · FAQ

Updated July 27, 2026 · Live data: floridakeys, refreshed twice daily · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness

The 60-Second Overview

PORPOISE POINT SEC 4 market snapshot (as of July 27, 2026): the median sale price is about $870K, and a median 41 days on market for closed sales. The trailing-12-month median is down 19% from the prior 12 months and up 164% since 2012, computed from record-level floridakeys closed sales (7 closings in the current window).

Porpoise Point Sec 4 is a small, water-oriented enclave on Big Coppitt Key where Monroe County's tight land supply keeps the floor elevated even as the broader Keys market digests a post-peak correction — the long-run picture, up roughly 164% since 2012, anchors the context for today's pullback.

Best for

  • Cash or low-leverage buyers with a 7-plus-year horizon who want a deeded Keys address and can absorb Monroe County insurance and maintenance costs without stress
  • Buyers actively seeking water-oriented lots or dock-capable properties and willing to do granular due diligence on frontage type and permitting status
  • Investors or second-home buyers who have already owned in the Keys, understand the carrying cost structure, and see the current correction as a re-entry window

Probably not for

  • Buyers expecting to resell within two to three years and require predictable short-term appreciation to pencil the deal
  • Budget-constrained buyers who need to negotiate a price well below the current median to qualify — at this price point, even a modest concession still requires substantial capital reserves for insurance, flood mitigation, and maintenance
  • Buyers who have not yet underwritten Monroe County's wind and flood insurance market — the cost structure here can materially change the economics of a purchase that looks attractive on sale price alone

Windows contain 0 to 15 sales each (7 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.

Median sale price · trailing 12 mo
$250K$500K$750K$1M20122014201620182020202220242026
Down 19.1% year over year; up 164% since 2012.
Median days on market · closed sales
010020020122014201620182020202220242026
13 days at the 2023 low; 41 now.
Sale price vs original ask · median
85%90%95%20122014201620182020202220242026
93.4% now vs Monroe 91.8%.
Homes sold per 12-mo window
05101520122014201620182020202220242026
0 to 15 a year; 7 in the current window.
Indexed since 2012 · PORPOISE POINT SEC 4 vs Monroe
100200300Monroe +191%PORPOISE POINT SEC 4 +164%20122014201620182020202220242026
Same floridakeys record, indexed to 100 at 2012.
Market Heat · 0 coldest, 100 hottest in the record
20406080seller-leaningbuyer-leaning201420182020202220242026
77 at the 2021 peak, 18 in the troughs, 50 now. Same score as the hero card, full history.

If we were buying in PORPOISE POINT SEC 4 today, this is the order of operations we would run for our clients.

1

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.

2

Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.

3

Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.

4

Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.

5

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 PORPOISE POINT SEC 4.

Best Buy
Buyers seeking Keys water access with a long hold horizon who can underwrite Monroe County's carrying costs and insurance environment.
Biggest Risk
A thin transaction volume makes valuation imprecise and exit liquidity slower than larger communities.
Sweet Spot
Buyers who close during a correction cycle and hold through the next — the 41-day DOM suggests motivated sellers today.
Avoid If
You need quick liquidity, cannot carry Keys-level insurance costs, or are depending on a specific short-term return.

Reading a thin, high-value market

Seven closings is a narrow data set, and in a community like this that is by design — there simply are not many addresses. That thinness cuts both ways: a single distressed sale or an exceptional waterfront closing can move the reported median by a six-figure margin in either direction. Buyers should resist anchoring too hard to the median as a per-property benchmark and instead focus on comparable lot characteristics — frontage type, canal versus open-water exposure, seawall condition, and permitted dock infrastructure — because those variables explain the spread more reliably than bedroom count.

The year-over-year decline of roughly 19% is notable but not unprecedented for the Keys after an outsized run-up. The long-cycle appreciation since 2012 underscores that corrections here have historically been interruptions rather than reversals, though past performance is not a forward guarantee. For a buyer, the 41-day median DOM suggests the market is not panicked; properties are clearing, just at adjusted prices. For a seller, the message is that overpricing relative to current comparable data will cost more time than the initial ask is worth.

The location and the amenities are priced into every listing in PORPOISE POINT SEC 4. The deal is won or lost on condition, the comps, and the renovation math.

Jon Brooks · Founder, Momentum Realty
5.5C · Buy Score
Long-Term Appreciation9.6/10
Recent Direction1.2/10
Pricing Power5.6/10

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 3 factors (5.5). Basis: Long-Term Appreciation +164% since 2012; Recent Direction -19.1% year-over-year; Pricing Power 93.4% sale-to-list. Refreshed with each data update.

Why work with Momentum here

A seven-closing market with no publicly identified community amenities is exactly the environment where local deal knowledge and direct broker relationships matter most. Momentum Realty's focus on Northeast Florida extends to monitoring specialty coastal markets like Monroe County for clients with specific waterfront criteria. We will tell you plainly when the numbers support an offer and when they do not — and in a market this illiquid, that discipline protects you more than optimism ever could.

PORPOISE POINT SEC 4 in 15 seconds.

Best forBuyers seeking Keys water access with a long hold horizon who can underwrite Monroe County's carrying costs and insurance environment.
Biggest advantageLong-cycle appreciation since 2012 and structural land scarcity create a durable floor that most mainland markets cannot replicate.
Biggest riskA thin transaction volume makes valuation imprecise and exit liquidity slower than larger communities.
Sweet spotBuyers who close during a correction cycle and hold through the next — the 41-day DOM suggests motivated sellers today.
Avoid ifYou need quick liquidity, cannot carry Keys-level insurance costs, or are depending on a specific short-term return.

HOA, CDD & Fees

In short
  • Mandatory HOA — confirm current dues
  • 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.

The takeaway

Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed PORPOISE POINT SEC 4 sales matched to your home.

What is your PORPOISE POINT SEC 4 home worth?

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Frequently Asked Questions

What is the median home price in PORPOISE POINT SEC 4?
The median sale price in PORPOISE POINT SEC 4 was $870K over the 12 months ending July 27, 2026 (7 closed sales, floridakeys).
How long do homes in PORPOISE POINT SEC 4 take to sell?
Homes that closed in the 12 months ending July 27, 2026 took a median 41 days on market (7 sales, floridakeys).
Have PORPOISE POINT SEC 4 home prices gone up?
The trailing-12-month median is up 164% since 2012, from $330K to $870K (floridakeys closed records).
Who is the best real estate agent for PORPOISE POINT SEC 4?
The best agent for PORPOISE POINT SEC 4 is one who actively works Big Coppitt and knows the community's pricing, fees, and current inventory. Tell us what you're looking for in the form on this page and Momentum Realty will match you with a local specialist for PORPOISE POINT SEC 4.
How do I find a top Big Coppitt real estate agent who knows PORPOISE POINT SEC 4?
Share a few details in the form on this page. Momentum Realty has 280+ agents and more than $3.5B in closed sales, and we'll connect you with one who knows PORPOISE POINT SEC 4 and the wider Big Coppitt area.
Can Momentum Realty connect me with an agent for PORPOISE POINT SEC 4?
Yes. Use the form on this page and we'll introduce you to a local specialist who can guide your PORPOISE POINT SEC 4 purchase or sale - no call center and no pressure.
Cash or low-leverage buyers with a 7-plus-year horizon who want a deeded Keys address and can absorb Monroe County insurance and maintenance costs without stressExcellent fit
Buyers actively seeking water-oriented lots or dock-capable properties and willing to do granular due diligence on frontage type and permitting statusExcellent fit
Investors or second-home buyers who have already owned in the Keys, understand the carrying cost structure, and see the current correction as a re-entry windowExcellent fit
Buyers expecting to resell within two to three years and require predictable short-term appreciation to pencil the dealProbably not
Budget-constrained buyers who need to negotiate a price well below the current median to qualify — at this price point, even a modest concession still requires substantial capital reserves for insurance, flood mitigation, and maintenanceProbably not
Buyers who have not yet underwritten Monroe County's wind and flood insurance market — the cost structure here can materially change the economics of a purchase that looks attractive on sale price aloneProbably not

Data sources & freshness

Community market statsfloridakeys closed sales, 12-month windows ending July 27, 2026
Historical depthClosed-sale records back to 1997 (139 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 floridakeys 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 floridakeys member average and 8 days faster, and we’ll price yours against live your area comps.

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More Big Coppitt & The Florida Keys & Monroe County guides

Compare before you commit - every guide covers pricing, HOA/CDD, insurance posture, and fit. Browse all of The Florida Keys & Monroe County or the full Neighborhood Finder.

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