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Single Family ResidenceResidential
$284,368$115 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

8505 BLACKSTONE DR

SEMMES, AL 36575
2
Baths
2,474 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.
6.6 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$284K
$257K low$312K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$36,530 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,530
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$28,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$365,300

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.58
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
47
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
97
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
61
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
54
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMOBILE
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.1996
Lot (acres)The size of the land the home sits on, from county records.6.60
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckPorch · 1,016 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Allentown Elementary SchoolB-
Elementary · Grades KG–5 · 2.6 mi
H
Mary G. Montgomery High SchoolC-
High · Grades 9–12 · 3.0 mi
M
Semmes Middle SchoolC+
Middle · Grades 6–8 · 3.8 mi

District: Mobile County School District

Neighborhood · ZIP 36575These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.21,878
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.494 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,611
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,550
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.67 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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Data 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

8505 Blackstone Dr 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.

  • Worth more than 78% of homes in Mobile County
  • Costs less per square foot than 90% of homes in Blackstone
  • Bigger than 86% of homes in Mobile County
  • Among the largest lots in Blackstone
  • Among the oldest homes in Blackstone

What homes are worth in Semmes 36575

Each bar is how many homes fall in that price range. The marker is this home.

This home
$91K$463K

This home is worth more than 74% of homes in Semmes 36575.

How it measures up in Semmes 36575

The dot is this home. The mark in the middle is the typical home in Semmes 36575.

Estimated value$284,368
CheaperTypical $226,000Pricier

Pricier than 74% of homes nearby

Price per ft²$115
CheaperTypical $129Pricier

Pricier than 29% of homes nearby

Living area2,474 ft²
SmallerTypical 1,714 ft²Bigger

Bigger than 85% of homes nearby

Lot size6.6 ac
SmallerTypical 0.94 acBigger

Bigger than 96% of homes nearby

Year built1962
OlderTypical 1998Newer

Newer than 3% of homes nearby

How 8505 Blackstone Dr ranks against every home in each area.
MeasureThis homeBlackstoneSemmes 36575Mobile County
Estimated valuepricier than$284,36838% of homes74% of homes78% of homes
Price per ft²pricier than$11510% of homes29% of homes53% of homes
Living areabigger than2,474 ft²65% of homes85% of homes86% of homes
Lot sizebigger than6.6 acalmost all homes96% of homes96% of homes
Year builtnewer than1962almost no homes3% of homes7% of homes

About 8505 Blackstone Dr

How much is 8505 Blackstone Dr, Semmes, AL worth?

The TopHap Estimate for 8505 Blackstone Dr, Semmes, AL is $284,368 as of Aug 30, 2026. The likely range is $257,143 to $311,593. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8505 Blackstone Dr, Semmes, AL last sell?

8505 Blackstone Dr, Semmes, AL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 8505 Blackstone Dr, Semmes, AL?

8505 Blackstone Dr, Semmes, AL has 2 bathrooms, 2,474 square feet of living space and a 6.60-acre lot.

When was 8505 Blackstone Dr, Semmes, AL built?

8505 Blackstone Dr, Semmes, AL was built in 1962, making it 64 years old. The building has 1 story.

What schools serve 8505 Blackstone Dr, Semmes, AL?

8505 Blackstone Dr, Semmes, AL is assigned to Allentown Elementary School (elementary), rated B-; Mary G. Montgomery High School (high), rated C-; Semmes Middle School (middle), rated C+. All sit in Mobile County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8505 Blackstone Dr, Semmes, AL compare to other homes in Semmes 36575?

Among the 7,427 homes in Semmes 36575, it is worth more than 74% of them ($284,368 against a typical $226,000), its price per square foot is higher than 29% of them ($115 against a typical $129), it is bigger than 85% of them (2,474 ft² against a typical 1,714 ft²), its lot is bigger than 96% of them (6.6 ac against a typical 0.94 ac) and it is newer than 3% of them (1962 against a typical 1998). Measured against all of Mobile County, it is worth more than 78% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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