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Single Family ResidenceResidential
$787,703$186 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $535,000 on Mar 15, 2016

4840 THORNHILL DR NW

ACWORTH, GA 30101
4
Beds
4.5
Baths
4,224 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.
1.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$788K
$736K low$840K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$535,000 · Mar 15, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,854 (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.$293,872 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$236,672
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$268,016
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$734,680

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.56
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
26
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
85
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
90
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.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
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 · 288 ft²Patio · 1,832 ft²Porch · 560 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.

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

M
Durham Middle SchoolA
Middle · Grades 6–8 · 0.5 mi
E
Frey Elementary SchoolA
Elementary · Grades KG–5 · 0.6 mi
H
Allatoona High SchoolA-
High · Grades 9–12 · 2.6 mi

District: Cobb County School District

Neighborhood · ZIP 30101These 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.65
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 100.70

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.65,552
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,429 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,789
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,112
Average tempThe average temperature here across a full year.60°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

4840 Thornhill Dr Nw 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 93% of homes in Acworth 30101
  • Bigger than 90% of homes in Acworth 30101
  • Has a bigger lot than 95% of homes in Cobb County
  • Older than 65% of homes in Acworth 30101

What homes are worth in Acworth 30101

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

This home
$231K$1M

This home is worth more than 93% of homes in Acworth 30101.

How it measures up in Acworth 30101

The dot is this home. The mark in the middle is the typical home in Acworth 30101.

Estimated value$787,703
CheaperTypical $434,197Pricier

Pricier than 93% of homes nearby

Price per ft²$186
CheaperTypical $186Pricier

Pricier than 50% of homes nearby

Living area4,224 ft²
SmallerTypical 2,380 ft²Bigger

Bigger than 90% of homes nearby

Lot size1.29 ac
SmallerTypical 0.35 acBigger

Bigger than 90% of homes nearby

Year built1996
OlderTypical 1999Newer

Newer than 35% of homes nearby

How 4840 Thornhill Dr Nw ranks against every home in each area.
MeasureThis homeAcworth 30101Cobb County
Estimated valuepricier than$787,70393% of homes89% of homes
Price per ft²pricier than$18650% of homes41% of homes
Living areabigger than4,224 ft²90% of homes90% of homes
Lot sizebigger than1.29 ac90% of homes95% of homes
Year builtnewer than199635% of homes61% of homes

About 4840 Thornhill Dr Nw

How much is 4840 Thornhill Dr Nw, Acworth, GA worth?

The TopHap Estimate for 4840 Thornhill Dr Nw, Acworth, GA is $787,703 as of Oct 21, 2026. The likely range is $735,528 to $839,878. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4840 Thornhill Dr Nw, Acworth, GA last sell?

4840 Thornhill Dr Nw, Acworth, GA last sold on Mar 15, 2016 for $535,000, according to the county's recorded deed.

How big is 4840 Thornhill Dr Nw, Acworth, GA?

4840 Thornhill Dr Nw, Acworth, GA has 4 bedrooms, 4.5 bathrooms and 4,224 square feet of living space.

When was 4840 Thornhill Dr Nw, Acworth, GA built?

4840 Thornhill Dr Nw, Acworth, GA was built in 1996, making it 30 years old. The building has 1 story.

What schools serve 4840 Thornhill Dr Nw, Acworth, GA?

4840 Thornhill Dr Nw, Acworth, GA is assigned to Durham Middle School (middle), rated A; Frey Elementary School (elementary), rated A; Allatoona High School (high), rated A-. All sit in Cobb County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4840 Thornhill Dr Nw, Acworth, GA compare to other homes in Acworth 30101?

Among the 21,729 homes in Acworth 30101, it is worth more than 93% of them ($787,703 against a typical $434,197), its price per square foot is higher than 50% of them ($186 against a typical $186), it is bigger than 90% of them (4,224 ft² against a typical 2,380 ft²), its lot is bigger than 90% of them (1.29 ac against a typical 0.35 ac) and it is newer than 35% of them (1996 against a typical 1999). Measured against all of Cobb County, it is worth more than 89% 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 4840 Thornhill Dr Nw, Acworth, GA?

The 2026 property tax bill for 4840 Thornhill Dr Nw, Acworth, GA was $8,854. The county assessed it at $293,872.

More homes on Thornhill Dr Nw

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