Duplex (2 Units, Any Combination)Residential
Last sold for $99,900 on Nov 10, 2009
666 UNION ST
DUNEDIN, FL 34698
2
Baths
1,300 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Valuation
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$99,900 · Nov 10, 2009
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,269 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$320,000 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$290,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$320,000
Climate Risk
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.53%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.0.2 percent flood zone
Scores 0–100; higher = greater projected risk.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyPinellas
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1998
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Footing
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Yes - Type Unknown
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 304 ft²Boat access
Transaction History(3)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
MEH
Dunedin Highland Middle SchoolA
Middle · Grades 6–8 · 0.3 mi
Dunedin ElementaryD+
Elementary · Grades PK–5 · 0.3 mi
Dunedin High SchoolC
High · Grades 9–12 · 2.2 mi
District: Pinellas County School District
Neighborhood · ZIP 34698These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.36,877
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,419 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,733
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,682
Average tempThe average temperature here across a full year.72°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%
Owner Tools
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Claim this homeData by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
666 Union St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Bigger than 72% of homes in Dunedin Mobile Manor
- Has a bigger lot than 77% of homes in Dunedin Mobile Manor
- Older than 77% of homes in Dunedin 34698
How it measures up in Dunedin 34698
The dot is this home. The mark in the middle is the typical home in Dunedin 34698.
Living area1,300 ft²
SmallerTypical 1,340 ft²Bigger
Bigger than 48% of homes nearby
Lot size0.28 ac
SmallerTypical 0.22 acBigger
Bigger than 63% of homes nearby
Year built1963
OlderTypical 1974Newer
Newer than 23% of homes nearby
| Measure | This home | Dunedin Mobile Manor | Dunedin 34698 | Pinellas County |
|---|---|---|---|---|
| Living areabigger than | 1,300 ft² | 72% of homes | 48% of homes | 48% of homes |
| Lot sizebigger than | 0.28 ac | 77% of homes | 63% of homes | 67% of homes |
| Year builtnewer than | 1963 | 51% of homes | 23% of homes | 30% of homes |
About 666 Union St
When did 666 Union St, Dunedin, FL last sell?
666 Union St, Dunedin, FL last sold on Nov 10, 2009 for $99,900, according to the county's recorded deed.
How big is 666 Union St, Dunedin, FL?
666 Union St, Dunedin, FL has 2 bathrooms, 1,300 square feet of living space and a 0.28-acre lot.
When was 666 Union St, Dunedin, FL built?
666 Union St, Dunedin, FL was built in 1963, making it 63 years old. The building has 1 story.
What schools serve 666 Union St, Dunedin, FL?
666 Union St, Dunedin, FL is assigned to Dunedin Highland Middle School (middle), rated A; Dunedin Elementary (elementary), rated D+; Dunedin High School (high), rated C. All sit in Pinellas County School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 666 Union St, Dunedin, FL compare to other homes in Dunedin 34698?
Among the 17,334 homes in Dunedin 34698, it is bigger than 48% of them (1,300 ft² against a typical 1,340 ft²), its lot is bigger than 63% of them (0.28 ac against a typical 0.22 ac) and it is newer than 23% of them (1963 against a typical 1974). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 666 Union St, Dunedin, FL?
The 2025 property tax bill for 666 Union St, Dunedin, FL was $5,269. The county assessed it at $320,000.
More homes on Union St
- 690 Union St3 ba · 1,700 ft² · Sold $545K · Jun 2023
- 246 Union St$720K3 bd · 2 ba · 1,523 ft² · Sold $590K · Jun 2022
- 662 Union St4 ba · 4,056 ft² · Sold $591K · Jan 2021
- 240 Union St$626K3 bd · 1 ba · 1,386 ft² · Sold $332K · Oct 2020
- 214 Union St$691K2 bd · 1 ba · 1,452 ft² · Sold $396K · Aug 2020
- 962 Union St$458K4 bd · 3 ba · 2,152 ft² · Sold $285K · Jul 2020
- 234 Union St$667K1 ba · 1,333 ft² · Sold $250K · Jan 2018
- 220 Union St$830K3 bd · 2 ba · 1,889 ft² · Sold $315K · Dec 2017
- 992 Union St$401K3 bd · 2 ba · 1,738 ft² · Sold $100 · Oct 2016
- 698 Union St6 ba · 2,580 ft² · Sold $178K · Jul 2014
- 342 Union St$541K2 bd · 2 ba · 1,343 ft² · Sold Jun 2014
- 228 Union St$634K2 bd · 2 ba · 969 ft² · Sold $157K · May 2013
Closest homes
- 670 Union St68 ft · 2 ba · 1,504 ft² · Sold Dec 2008
- 662 Union St74 ft · 4 ba · 4,056 ft² · Sold $591K · Jan 2021
- 654 Norfolk St178 ft · 2 ba · 1,232 ft² · Sold $101K · Jan 2002
- 683 Richmond St$437K202 ft · 3 bd · 2 ba · 1,344 ft² · Sold $151K · Oct 2015
- 658 Union St190 ft · 6 ba · 1,032 ft² · Sold $215K · Oct 2001
- 1349 Union St$121K220 ft · 1 ba · 716 ft² · Sold $125K · Jul 2025
- 1345 Union St$380K221 ft · 4 bd · 2 ba · 1,192 ft² · Sold $230K · Jul 2024
- 675 Richmond St$415K225 ft · 1 ba · 888 ft²
More homes in Dunedin 34698
- 301 Broadway$1.5M3 bd · 2 ba · 1,935 ft² · Sold $1.5M · Sep 2026
- 534 Walden Ct$335K2 bd · 2 ba · 1,686 ft² · Sold $300K · Sep 2026
- 300 Woodette Dr$430K2 bd · 2 ba · 1,180 ft² · Sold $430K · Sep 2026
- 1701 Pinehurst Rd$158K2 bd · 1 ba · 875 ft² · Sold $158K · Sep 2026
- 9 Forbes Pl$239K2 bd · 2 ba · 975 ft² · Sold $140K · Sep 2026
- 791 Weathersfield Dr$930K4 bd · 3 ba · 2,707 ft² · Sold $930K · Sep 2026
- 2654 Crystal Cir$677K3 bd · 3 ba · 2,314 ft² · Sold $677K · Sep 2026
- 671 Dexter Dr$240K1 ba · 928 ft² · Sold $255K · Sep 2026
- 3149 Carlos Dr$600K4 bd · 2 ba · 2,126 ft² · Sold $600K · Sep 2026
- 2700 Bayshore Blvd$200K2 bd · 2 ba · 930 ft² · Sold $175K · Sep 2026
- 1924 Dunloe Cir$1M5 bd · 3 ba · 2,736 ft² · Sold $1.3M · Sep 2026
- 3350 Covered Bridge Dr W$435K3 bd · 3 ba · 2,027 ft² · Sold $435K · Sep 2026
Assigned schools
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