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Single Family ResidenceResidential
$223,510$154 / 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
Last sold for $500 on Aug 21, 2023

4150 BLACKWELL DR

SEMMES, AL 36575
3
Beds
2
Baths
1,447 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$224K
$200K low$247K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$500 · Aug 21, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$788 (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.$17,620 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,020
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,170
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$176,200

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.59
38
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
45
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.7 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
Lot (acres)The size of the land the home sits on, from county records.0.26
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
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.Porch · 32 ft²

Transaction History(4)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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

E
Semmes Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
H
Mary G. Montgomery High SchoolC-
High · Grades 9–12 · 0.4 mi
M
Semmes Middle SchoolC+
Middle · Grades 6–8 · 0.7 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

4150 Blackwell 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.

  • Costs more per square foot than 91% of homes in Azalea
  • Smaller than 79% of homes in Azalea
  • Has a smaller lot than 92% of homes in Azalea
  • Newer than 88% of homes in Mobile County

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
$88K$459K

This home is worth more than 49% 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$223,510
CheaperTypical $224,881Pricier

Pricier than 49% of homes nearby

Price per ft²$154
CheaperTypical $129Pricier

Pricier than 86% of homes nearby

Living area1,447 ft²
SmallerTypical 1,722 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.26 ac
SmallerTypical 1 acBigger

Bigger than 14% of homes nearby

Year built2007
OlderTypical 1998Newer

Newer than 69% of homes nearby

How 4150 Blackwell Dr ranks against every home in each area.
MeasureThis homeAzaleaSemmes 36575Mobile County
Estimated valuepricier than$223,51041% of homes49% of homes64% of homes
Price per ft²pricier than$15491% of homes86% of homes82% of homes
Living areabigger than1,447 ft²21% of homes25% of homes40% of homes
Lot sizebigger than0.26 ac8% of homes14% of homes17% of homes
Year builtnewer than200778% of homes69% of homes88% of homes

About 4150 Blackwell Dr

How much is 4150 Blackwell Dr, Semmes, AL worth?

The TopHap Estimate for 4150 Blackwell Dr, Semmes, AL is $223,510 as of Aug 30, 2026. The likely range is $200,429 to $246,591. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4150 Blackwell Dr, Semmes, AL last sell?

4150 Blackwell Dr, Semmes, AL last sold on Aug 21, 2023 for $500, according to the county's recorded deed.

How big is 4150 Blackwell Dr, Semmes, AL?

4150 Blackwell Dr, Semmes, AL has 3 bedrooms, 2 bathrooms, 1,447 square feet of living space and a 0.26-acre lot.

When was 4150 Blackwell Dr, Semmes, AL built?

4150 Blackwell Dr, Semmes, AL was built in 2007, making it 19 years old. The building has 1 story.

What schools serve 4150 Blackwell Dr, Semmes, AL?

4150 Blackwell Dr, Semmes, AL is assigned to Semmes Elementary School (elementary), rated A-; 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 4150 Blackwell Dr, Semmes, AL compare to other homes in Semmes 36575?

Among the 7,423 homes in Semmes 36575, it is worth more than 49% of them ($223,510 against a typical $224,881), its price per square foot is higher than 86% of them ($154 against a typical $129), it is bigger than 25% of them (1,447 ft² against a typical 1,722 ft²), its lot is bigger than 14% of them (0.26 ac against a typical 1 ac) and it is newer than 69% of them (2007 against a typical 1998). Measured against all of Mobile County, it is worth more than 64% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4150 Blackwell Dr, Semmes, AL?

The 2025 property tax bill for 4150 Blackwell Dr, Semmes, AL was $788. The county assessed it at $17,620.

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