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Single Family ResidenceResidential
$376,104$167 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $265,000 on Oct 7, 2020

640 SHANNON GREEN CIR SW

MABLETON, GA 30126
3
Beds
3.5
Baths
2,258 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.
1974
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
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

$376K
$358K low$394K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Oct 7, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,798 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$174,240 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$140,240
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$176,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$435,600

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.46
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
86
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
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
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyCOBB
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 319 ft²Patio · 319 ft²Porch · 499 ft²

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.

Foreclosure Filings(2)

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

M
Floyd Middle SchoolB+
Middle · Grades 6–8 · 0.5 mi
E
Mableton Elementary SchoolD+
Elementary · Grades KG–5 · 1.2 mi
H
South Cobb High SchoolD+
High · Grades 9–12 · 2.4 mi

District: Cobb County School District

Neighborhood · ZIP 30126These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.55

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
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.41,254
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,929 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,309
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,328
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.54 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

640 Shannon Green Cir Sw 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 less per square foot than 78% of homes in Cobb County
  • Older than 79% of homes in Cobb County

What homes are worth in Mableton 30126

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

This home
$178K$885K

This home is worth more than 53% of homes in Mableton 30126.

How it measures up in Mableton 30126

The dot is this home. The mark in the middle is the typical home in Mableton 30126.

Estimated value$376,104
CheaperTypical $364,935Pricier

Pricier than 53% of homes nearby

Price per ft²$167
CheaperTypical $176Pricier

Pricier than 39% of homes nearby

Living area2,258 ft²
SmallerTypical 2,060 ft²Bigger

Bigger than 57% of homes nearby

Year built1974
OlderTypical 1999Newer

Newer than 29% of homes nearby

How 640 Shannon Green Cir Sw ranks against every home in each area.
MeasureThis homeMableton 30126Cobb County
Estimated valuepricier than$376,10453% of homes38% of homes
Price per ft²pricier than$16739% of homes22% of homes
Living areabigger than2,258 ft²57% of homes51% of homes
Year builtnewer than197429% of homes21% of homes

About 640 Shannon Green Cir Sw

How much is 640 Shannon Green Cir Sw, Mableton, GA worth?

The TopHap Estimate for 640 Shannon Green Cir Sw, Mableton, GA is $376,104 as of Sep 24, 2026. The likely range is $357,958 to $394,250. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Shannon Green Cir Sw, Mableton, GA last sell?

640 Shannon Green Cir Sw, Mableton, GA last sold on Oct 7, 2020 for $265,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 640 Shannon Green Cir Sw, Mableton, GA?

640 Shannon Green Cir Sw, Mableton, GA has 3 bedrooms, 3.5 bathrooms and 2,258 square feet of living space.

When was 640 Shannon Green Cir Sw, Mableton, GA built?

640 Shannon Green Cir Sw, Mableton, GA was built in 1974, making it 52 years old. It is a bi-level home. The building has 2 stories.

What schools serve 640 Shannon Green Cir Sw, Mableton, GA?

640 Shannon Green Cir Sw, Mableton, GA is assigned to Floyd Middle School (middle), rated B+; Mableton Elementary School (elementary), rated D+; South Cobb High School (high), rated D+. All sit in Cobb County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Shannon Green Cir Sw, Mableton, GA compare to other homes in Mableton 30126?

Among the 15,784 homes in Mableton 30126, it is worth more than 53% of them ($376,104 against a typical $364,935), its price per square foot is higher than 39% of them ($167 against a typical $176), it is bigger than 57% of them (2,258 ft² against a typical 2,060 ft²) and it is newer than 29% of them (1974 against a typical 1999). Measured against all of Cobb County, it is worth more than 38% 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 640 Shannon Green Cir Sw, Mableton, GA?

The 2026 property tax bill for 640 Shannon Green Cir Sw, Mableton, GA was $3,798. The county assessed it at $174,240.

More homes on Shannon Green Cir Sw

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Assigned schools

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