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Single Family ResidenceResidential
$299,950$129 / 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 73How 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 $198,500 on Mar 1, 2006

4221 PENN DR

SEMMES, AL 36575
3
Beds
3
Baths
2,324 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
10
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.
Pre-foreclosure (NTS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Apr 30, 2026.

Valuation

$300K
$220K low$380K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$198,500 · Mar 1, 2006

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.$23,230 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,030
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$23,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$232,300

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.51
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
42
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.
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.2008
Lot (acres)The size of the land the home sits on, from county records.0.49
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 · 35 ft²

Transaction History(1)

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(1)

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

H
Mary G. Montgomery High SchoolC-
High · Grades 9–12 · 2.0 mi
E
Semmes Elementary SchoolA-
Elementary · Grades KG–5 · 2.4 mi
M
Semmes Middle SchoolC+
Middle · Grades 6–8 · 2.8 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

4221 Penn 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 81% of homes in Mobile County
  • Bigger than 83% of homes in Mobile County
  • Has a smaller lot than 79% of homes in Pamona
  • Newer than 86% 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 78% 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$299,950
CheaperTypical $224,881Pricier

Pricier than 78% of homes nearby

Price per ft²$129
CheaperTypical $129Pricier

Pricier than 50% of homes nearby

Living area2,324 ft²
SmallerTypical 1,722 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.5 ac
SmallerTypical 1 acBigger

Bigger than 32% of homes nearby

Year built2006
OlderTypical 1998Newer

Newer than 66% of homes nearby

How 4221 Penn Dr ranks against every home in each area.
MeasureThis homePamonaSemmes 36575Mobile County
Estimated valuepricier than$299,95075% of homes78% of homes81% of homes
Price per ft²pricier than$12942% of homes50% of homes64% of homes
Living areabigger than2,324 ft²76% of homes79% of homes83% of homes
Lot sizebigger than0.5 ac21% of homes32% of homes30% of homes
Year builtnewer than200664% of homes66% of homes86% of homes

About 4221 Penn Dr

How much is 4221 Penn Dr, Semmes, AL worth?

The TopHap Estimate for 4221 Penn Dr, Semmes, AL is $299,950 as of Aug 30, 2026. The likely range is $219,554 to $380,346. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4221 Penn Dr, Semmes, AL last sell?

4221 Penn Dr, Semmes, AL last sold on Mar 1, 2006 for $198,500, according to the county's recorded deed.

How big is 4221 Penn Dr, Semmes, AL?

4221 Penn Dr, Semmes, AL has 3 bedrooms, 3 bathrooms, 2,324 square feet of living space and a 0.49-acre lot.

When was 4221 Penn Dr, Semmes, AL built?

4221 Penn Dr, Semmes, AL was built in 2006, making it 20 years old. The building has 1 story.

What schools serve 4221 Penn Dr, Semmes, AL?

4221 Penn Dr, Semmes, AL is assigned to Mary G. Montgomery High School (high), rated C-; Semmes Elementary School (elementary), rated A-; 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 4221 Penn Dr, Semmes, AL compare to other homes in Semmes 36575?

Among the 7,423 homes in Semmes 36575, it is worth more than 78% of them ($299,950 against a typical $224,881), its price per square foot is higher than 50% of them ($129 against a typical $129), it is bigger than 79% of them (2,324 ft² against a typical 1,722 ft²), its lot is bigger than 32% of them (0.5 ac against a typical 1 ac) and it is newer than 66% of them (2006 against a typical 1998). Measured against all of Mobile County, it is worth more than 81% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Penn Dr

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