Keystone
Condos for Sale in Jupiter, FL
True comps, carrying-cost math, and listings before the portals.
Market Heat
Photo via Beaches MLS
As of September 2026, Keystone Condo in Jupiter, FL has 3 homes for sale. Over the 12 months ending 2026-09-12, 7 recorded sales closed at a median of $357,500, $303 per square foot, a median 27 days on market, sellers accepting 96% of original asking (+12% versus the prior year). Homes listed or recently sold were built 1988–1990; 11 of 11 report an HOA (median $530/mo); none of the 5 geocoded homes sit in a FEMA special flood hazard zone (median elevation 13 ft). At the median price and Palm Beach County's FY2025-26 rate of 18.72 mills, annual property tax runs about $6,690 ($5,920 with the full homestead exemption).
Homes For Sale Right Now in Keystone Condo
Live MLS inventory for Keystone Condo. Every active listing, what is under contract right now, and the last 12 months of closed sales, refreshed twice a day. Closed comps beat an algorithm's guess every time.
Active · 20 daysTop listing
Active · 74 days
Active · 39 days
Pending · 58 daysActive and pending Keystone Condo listings as of 2026-09-12, priced high to low. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. Tap any home to ask about it.
Keystone Condo in Jupiter is priced at a $316,000 median, which translates to $268 per square foot—numbers that reflect older condo stock in a high-demand coastal market. The 4.5-day median DOM tells you these units move when they're priced correctly and show well; condition and updates are the determining variables in a market this tight.
The year-over-year decline of 5.9% is the first meaningful pullback after a fourteen-year run that saw values climb 194% since 2012. Six closings in the trailing window and a heat score of 55 suggest a market in transition—not distressed, but no longer sprinting. Sellers need realistic pricing; buyers have a bit more room to negotiate than they did twelve months ago.
Keystone Condo right now
🟡 Balanced market. 5.1 months of supply and 25% of the inventory already under contract put buyers and sellers on roughly even footing.Why it matters: months of supply is how long today's inventory would last at today's sales pace; under-contract share is the portion of homes for sale that already have a buyer.Momentum Research analysis of Beaches MLS records, as of September 12, 2026. Confidence: Medium (4 active and pending listings, 7 closed sales in 12 months).
🟢 Still climbing. The trailing-12-month median ($358K) is up 12.2% from the prior 12 months ($318K) and up 240% since 2012. With about 8 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 Beaches MLS closed sales, 12-month windows ending September 12. Confidence: Medium (7 and 6 sales in the two windows).
Jump to: Price history & scorecard · Homes for sale · Schools · FAQ
Updated September 12, 2026 · Live data: Beaches MLS, refreshed twice daily · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness
The 60-Second Overview
Keystone Condo market snapshot (as of September 12, 2026): the median sale price is about $358K ($303 per sq ft over the trailing 12 months of closed sales), a median 27 days on market for closed sales, and 5.1 months of supply, a balanced market. The trailing-12-month median is up 12% from the prior 12 months and up 240% since 2012, computed from record-level Beaches MLS closed sales (7 closings in the current window).
Keystone Condo is a no-frills ownership opportunity in Jupiter, where the median price sits at $316,000 and units typically go under contract in under a week when condition meets market.
The setting & the homes.
Aerial and on-site photos of Keystone Condo. Swipe to explore the community.
Swipe or use the arrows → tap any photo to enlarge
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Keystone CondoPhotos from Beaches MLS listings in Keystone Condo; content deemed reliable but not guaranteed.
Who Keystone Condo is best for.
Best for
- First-time buyers or downsizers who prioritize Jupiter location over square footage and can tolerate an older building in exchange for accessible pricing.
- Investors comfortable underwriting renovation budgets and holding through condo-market cycles, with realistic rent or resale timelines.
- Cash or well-qualified buyers who can move in days, not weeks, and want to avoid bidding wars on single-family inventory.
Probably not for
- Buyers expecting amenity-rich living—fitness centers, resort pools, concierge services—on a sub-$320K budget.
- Anyone requiring a seller credit for updates or unwilling to budget immediately for deferred unit-level maintenance or appliance replacement.
- Purchasers banking on near-term appreciation or treating this as a short-term flip; the current heat score and transaction volume suggest patience will be required.
Price History: What Homes Here Have Actually Sold For
Median sale price over the trailing 12 months ending September 12 of each year, from record-level Beaches MLS closed sales. Same methodology as every appreciation figure on this page: the 2026 point ($358K) IS the median in the snapshot above, and the move from 2025 ($318K) IS the +12.2% one-year change.
Windows contain 3 to 11 sales each (7 in the current window); every figure carries its sample size, and thin markets swing on single closings. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. Deemed reliable but not guaranteed.
33% of homes for sale in ZIP 33458 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 (2026-09-12).
Keystone Condo Market Scorecard
Keystone Condo is currently a balanced market. About 5.1 months of supply, a median asking price of $345,000, and homes go under contract in about 39 days.
Go deeper: ZIP market scorecard · county scorecard · true cost calculator · affordability calculator.
Live data: Beaches MLS, refreshed twice daily. Market metrics only; these describe homes for sale and recent sales, not residents.
Keystone Condo on the map.
Every active, pending, and recently sold home, plotted. Toggle the layers and tap a home for the details.
Listing locations from Beaches MLS. Map data © OpenStreetMap, tiles © CARTO.
Schools
- Palm Beach County Public Schools
- Verify the zoned schools by address
- Magnet and choice options may be available
- Jerry Thomas · Elementary
- Independence · Middle
- Jupiter · High
Zoned schools reflect the assignments reported on recent Keystone Condo listings and can change; always confirm with Palm Beach County Public Schools for a specific address.
Buying with schools in mind? We can confirm the exact zoned schools for any Keystone Condo address.
The Keystone Condo buying strategy.
If we were buying in Keystone Condo 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 Keystone Condo.
What the numbers mean
The $268-per-foot median is characteristic of older condo inventory in Palm Beach County's northern tier. You're buying location and ownership at this price point, not resort-grade finishes or concierge service. MLS data show no community amenities currently flagged, so assume this is a straightforward residential complex—individual unit condition and any HOA-managed basics like a pool or parking will vary by building.
Four-and-a-half days on market is fast by any standard, but it's context-dependent: a renovated two-bedroom will command attention and multiple offers, while a dated unit may sit longer despite the median. The 5.9% year-over-year dip is the market recalibrating after more than a decade of appreciation; it's not a collapse, but it does mean sellers can no longer lean on momentum alone. Buyers should inspect carefully and budget for deferred maintenance or updates.
The fourteen-year gain of 194% since 2012 underscores Jupiter's long-term appeal, but past performance is not a forecast. The current heat score of 55 suggests balanced conditions—neither a feeding frenzy nor a distressed market. Six closings in the trailing period indicate steady but measured activity; this is not a high-volume complex, so comparable sales will be sparse and each transaction will carry weight in appraisals.
The location and the amenities are priced into every listing in Keystone Condo. 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 Keystone Condo 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 (7.8). Basis: Long-Term Appreciation +240% since 2012; Recent Direction +12.2% year-over-year; Liquidity & Demand 5.1 months of supply; Pricing Power 96.1% sale-to-list. Refreshed with each data update.
Why work with Momentum here
Older condo inventory requires sharp comp analysis and honest condition assessment—two things that separate a clean transaction from a stalled one. Momentum's agents know how to price a unit that needs work versus one that's turn-key, and we'll tell you when an HOA's financials or deferred capital projects should give you pause. We work Jupiter's condo market daily and will position your offer or listing to reflect what actually moves at this price point, not what Zillow thinks it should.
Keystone Condo in 15 seconds.
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 Keystone Condo 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 Keystone Condo sales matched to your home.
Price it to the comps and condition, not an automated estimate.
If you are thinking about selling in Keystone Condo, the right list price comes from recent comparable sales matched to your home's condition and location, not an automated estimate.
What is your Keystone Condo home worth?
Get a no-obligation home value based on real comparable sales in Keystone Condo, not an automated guess. Tell us about your home and we will personally prepare your numbers and a pricing strategy. No obligation, no spam.
See homes for sale in Keystone Condo on the map →
Frequently Asked Questions
What is the median home price in Keystone Condo?
How long do homes in Keystone Condo take to sell?
Is Keystone Condo a buyer's or seller's market right now?
Have Keystone Condo home prices gone up?
Who is the best real estate agent for Keystone Condo?
How do I find a top Jupiter real estate agent who knows Keystone Condo?
Can Momentum Realty connect me with an agent for Keystone Condo?
Should you buy in Keystone Condo?
An honest fit check. We will tell you when it is not your community.
Nearby Communities
Explore more neighborhoods near Keystone Condo with Momentum Realty’s local guides.
Data sources & freshness
| Live listings | Beaches MLS, refreshed twice daily (last: September 12, 2026) |
| Community market stats | Beaches MLS closed sales, 12-month windows ending September 12, 2026 |
| Under-contract shares | Beaches MLS records, as of 2026-09-08 |
| Historical depth | Closed-sale records back to 2004 (134 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 Beaches 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 Beaches MLS member average and 8 days faster, and we’ll price yours against live local comps.
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See how Keystone Condo fits the bigger picture — live prices, inventory, and Momentum Scores: