Aerial view of D T Sweenys Dia

D T Sweenys Dia
Homes for Sale in Key West, FL

All 228 homes for sale in Key West, FL · median $1,100,000 · 227 homes for sale in 33040 · Monroe County homes for sale

Community in Key West · Monroe County · ZIP 33040
109 homesBuilt 1888–2012
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Built fromLive Florida Keys MLS data25 years of closingsFL DOR public recordsUpdated twice daily

Nearby homes for sale

No active listings inside D T SWEENYS DIA 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.

1401 Simonton Street ## 11
$1.25M · 0.1 mi away
2 bd · 2 ba
1401 Simonton Street ## 11
Listed by Century 21 All Keys Inc (KW)
1316 Royal Street #6
$2.50M · 0.1 mi away
4 bd · 4.5 ba
1316 Royal Street #6
Listed by Coldwell Banker Schmitt Real Estate Co. (KW)
1430 Vernon Avenue
$9.89M · 0.1 mi away
3 bd · 2 ba
1430 Vernon Avenue
Listed by Keys Top Realty LLC
1202 Royal Street
$2.55M · 0.2 mi away
4 bd · 3.5 ba
1202 Royal Street
Listed by RE/MAX Keys Connection (KW)
530 Catherine Street
$3.70M · 0.2 mi away
3 bd · 3.5 ba
530 Catherine Street
Listed by Brenda Donnelly Real Estate LLC
816 South Street #4
$599K · 0.2 mi away
1 bd · 1 ba
816 South Street #4
Listed by Truman & Co. (KW)

Listing data from the MLS feeds named on each listing page; deemed reliable but not guaranteed. Refreshed nightly.

D T SWEENYS DIA key facts
LocationKey West, Monroe County, FL · ZIP 33040
Homes in the community109 (FL DOR 2025 assessment roll)
Years built1888–2012 (median 1933.0)
Typical living area1,692 sq ft (median)
Owner-occupied (homestead) share29%

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, “D T SWEENYS DIA key facts,” movewithmomentum.com/neighborhoods/d-t-sweenys-dia, data as of September 20, 2026.

Live · D T Sweenys Dia Housing Pulse Florida Keys MLS + public records Analysis by Momentum Realty · $3.5B+ sold · 10,000+ customers served · Top 1% in Florida (RealTrends)
Ownership and context
29%
Owner-occupied · D T Sweenys Dia
32 of 110 parcels homesteaded (FL DOR 2025)
71%
Non-owner-occupied · D T Sweenys Dia
incl. 36% trust or LLC-held · 36% out-of-state
109
Homes in the community
plus 1 vacant residential lots · 110 residential parcels (FL DOR 2025)
Track record · 25 years of records
7
Recorded sales · 2024-2025
median $2.50M · qualified sales on the county roll (FL DOR 2025)
Est. 1888
Community established
homes built 1888-2012, median 1933 (FL DOR 2025)

The market around D T Sweenys Dia

D T Sweenys Dia is too small for its own price trend, so here is the market around it.

In ZIP 33040, 344 homes are on the market and 15% are under contract — a slower corner of Key West.

Across Monroe County, 1,268 homes are active and 244 pending (16% under contract).

ZIP and county figures describe the wider market, not D T Sweenys Dia specifically. Momentum Research analysis of MLS records.

Housing distress & ownership in D T SWEENYS DIA, Key West

Who owns here, how much is not owner-occupied, and how much for-sale inventory is under distress.

Active inventory in distress
0.0%
0 of 11 listings
Distress share trend — 0.0% now (2026-09-14 → 2026-09-19)

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.

If we were buying in D T Sweenys Dia 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 D T Sweenys Dia.

A closer look at the D T Sweenys Dia market

The housing stock is 109 homes built between 1888 and 2012, and 29% 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 D T Sweenys Dia. The deal is won or lost on condition, the comps, and the renovation math.

Jon Brooks · Founder, Momentum Realty

HOA, CDD & Fees

A note on who we are: Momentum Realty is a real estate brokerage. We are not the D T Sweenys Dia homeowners association, its management company or its developer, and we cannot help with dues, gate access, violations, amenity bookings or association documents. To reach the association, check your closing package, the recorded declaration at the county clerk, or search the association’s name at sunbiz.org for its registered agent. Call or message us to buy or sell a home in D T Sweenys Dia.
In short
  • 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.

The takeaway

Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed D T Sweenys Dia sales matched to your home.

What is your D T Sweenys Dia home worth?

Get a no-obligation home value based on real comparable sales in D T Sweenys Dia, 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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Real comps, not an automated estimate.

Frequently Asked Questions

How many homes are in D T Sweenys Dia?
The Florida DOR 2025 assessment roll shows 109 homes plus 1 vacant residential lots in D T Sweenys Dia (public records).
What share of D T Sweenys Dia is owner-occupied?
29% of D T Sweenys Dia parcels carry a homestead exemption on the 2025 Florida DOR roll, the owner-occupancy proxy in public records.
When were the homes in D T Sweenys Dia built?
Homes in D T Sweenys Dia were built between 1888 and 2012, with a median year built of 1933.0 (FL DOR 2025 roll).
Who is the best real estate agent for D T Sweenys Dia?
The best agent for D T Sweenys Dia is one who actively works Key West 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 D T Sweenys Dia.
How do I find a top Key West real estate agent who knows D T Sweenys Dia?
Share a few details in the form on this page. Momentum Realty has 320+ agents and more than $3.5B in closed sales, and we'll connect you with one who knows D T Sweenys Dia and the wider Key West area.
Can Momentum Realty connect me with an agent for D T Sweenys Dia?
Yes. Use the form on this page and we'll introduce you to a local specialist who can guide your D T Sweenys Dia purchase or sale - no call center and no pressure.
Where is D T Sweenys Dia, and what county is it in?
D T Sweenys Dia is in Key West, Monroe County, FL, ZIP 33040.

Data sources & freshness

Housing stock & ownershipFlorida DOR assessment roll (street-list match (2 streets, ZIP 33040))
Under-contract sharesFlorida Keys MLS records, as of 2026-09-20
Historical depthClosed-sale records back to 2001 (15 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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Nearby Communities

Explore more neighborhoods near D T Sweenys Dia with Momentum Realty’s local guides.

Island City Land0.0 mi awayFogarty Harris0.1 mi awayFiler Boyle0.1 mi awaySouthpark0.1 mi awayInvestment Co0.2 mi awayWhite Pierce Diagram0.2 mi away · median $2.17M, 3 sales/12 moKey West Investment Co0.2 mi awayWindward Park0.2 mi away · median $1.05M, 3 sales/12 mo

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