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Single Family ResidenceResidential
$484,033$170 / 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 92How 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 $501,400 on Jul 19, 2024

686 CONGRESSIONAL CT SW

MABLETON, GA 30126
3
Beds
2.5
Baths
2,849 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$484K
$443K low$525K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$501,400 · Jul 19, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,228 (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.$200,536 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$170,536
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$205,932
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$501,340

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.48
15
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
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.
92
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.2 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
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyCOBB
Lot (acres)The size of the land the home sits on, from county records.0.20
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 144 ft²Porch · 70 ft²

Transaction History(2)

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.

H
Pebblebrook High SchoolC-
High · Grades 9–12 · 0.4 mi
E
Clay-Harmony Leland Elementary SchoolB+
Elementary · Grades KG–5 · 0.7 mi
M
Lindley Middle SchoolB-
Middle · Grades 6–8 · 1.3 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

686 Congressional Ct 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.

  • Worth more than 81% of homes in Mableton 30126
  • Costs less per square foot than 74% of homes in Cobb County
  • Bigger than 76% of homes in Mableton 30126
  • Has a smaller lot than 66% of homes in Cobb County
  • Among the newest 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
$175K$877K

This home is worth more than 81% 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$484,033
CheaperTypical $365,474Pricier

Pricier than 81% of homes nearby

Price per ft²$170
CheaperTypical $176Pricier

Pricier than 43% of homes nearby

Living area2,849 ft²
SmallerTypical 2,060 ft²Bigger

Bigger than 76% of homes nearby

Lot size0.2 ac
SmallerTypical 0.23 acBigger

Bigger than 38% of homes nearby

Year built2023
OlderTypical 1999Newer

Newer than 97% of homes nearby

How 686 Congressional Ct Sw ranks against every home in each area.
MeasureThis homeMableton 30126Cobb County
Estimated valuepricier than$484,03381% of homes61% of homes
Price per ft²pricier than$17043% of homes26% of homes
Living areabigger than2,849 ft²76% of homes70% of homes
Lot sizebigger than0.2 ac38% of homes34% of homes
Year builtnewer than202397% of homesalmost all homes

About 686 Congressional Ct Sw

How much is 686 Congressional Ct Sw, Mableton, GA worth?

The TopHap Estimate for 686 Congressional Ct Sw, Mableton, GA is $484,033 as of Sep 24, 2026. The likely range is $443,290 to $524,776. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 686 Congressional Ct Sw, Mableton, GA last sell?

686 Congressional Ct Sw, Mableton, GA last sold on Jul 19, 2024 for $501,400, according to the county's recorded deed.

How big is 686 Congressional Ct Sw, Mableton, GA?

686 Congressional Ct Sw, Mableton, GA has 3 bedrooms, 2.5 bathrooms, 2,849 square feet of living space and a 0.20-acre lot.

When was 686 Congressional Ct Sw, Mableton, GA built?

686 Congressional Ct Sw, Mableton, GA was built in 2023, making it 3 years old. It is a bi-level home. The building has 2 stories.

What schools serve 686 Congressional Ct Sw, Mableton, GA?

686 Congressional Ct Sw, Mableton, GA is assigned to Pebblebrook High School (high), rated C-; Clay-Harmony Leland Elementary School (elementary), rated B+; Lindley Middle School (middle), rated B-. All sit in Cobb County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 686 Congressional Ct Sw, Mableton, GA compare to other homes in Mableton 30126?

Among the 15,784 homes in Mableton 30126, it is worth more than 81% of them ($484,033 against a typical $365,474), its price per square foot is higher than 43% of them ($170 against a typical $176), it is bigger than 76% of them (2,849 ft² against a typical 2,060 ft²), its lot is bigger than 38% of them (0.2 ac against a typical 0.23 ac) and it is newer than 97% of them (2023 against a typical 1999). Measured against all of Cobb County, it is worth more than 61% 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 686 Congressional Ct Sw, Mableton, GA?

The 2026 property tax bill for 686 Congressional Ct Sw, Mableton, GA was $5,228. The county assessed it at $200,536.

More homes on Congressional Ct Sw

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