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Single Family ResidenceResidential
$522,397$222 / 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 88How 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 $510,000 on Feb 15, 2024

3915 ROCK MILL PKWY

MARIETTA, GA 30062
3
Beds
2.5
Baths
2,350 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
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

$522K
$457K low$588K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$510,000 · Feb 15, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,187 (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.$207,132 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$159,132
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$178,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$517,830

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
17
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
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.
96
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.Split Level
CountyCOBB
Lot (acres)The size of the land the home sits on, from county records.0.28
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, Basement
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.Deck · 32 ft²Patio · 506 ft²

Transaction History(5)

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.

E
Shallowford Falls Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
H
Lassiter High SchoolA+
High · Grades 9–12 · 2.1 mi
M
Simpson Middle SchoolA+
Middle · Grades 6–8 · 2.4 mi

District: Cobb County School District

Neighborhood · ZIP 30062These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.61

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.68,777
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,665 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$128,424
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,546
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

3915 Rock Mill Pkwy 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 67% of homes in Cobb County
  • Costs more per square foot than 72% of homes in Cobb County
  • Older than 75% of homes in Cobb County

What homes are worth in Marietta 30062

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

This home
$257K$1.4M

This home is worth more than 43% of homes in Marietta 30062.

How it measures up in Marietta 30062

The dot is this home. The mark in the middle is the typical home in Marietta 30062.

Estimated value$522,397
CheaperTypical $557,100Pricier

Pricier than 43% of homes nearby

Price per ft²$222
CheaperTypical $219Pricier

Pricier than 53% of homes nearby

Living area2,350 ft²
SmallerTypical 2,539 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.28 ac
SmallerTypical 0.25 acBigger

Bigger than 63% of homes nearby

Year built1978
OlderTypical 1984Newer

Newer than 30% of homes nearby

How 3915 Rock Mill Pkwy ranks against every home in each area.
MeasureThis homeMarietta 30062Cobb County
Estimated valuepricier than$522,39743% of homes67% of homes
Price per ft²pricier than$22253% of homes72% of homes
Living areabigger than2,350 ft²41% of homes55% of homes
Lot sizebigger than0.28 ac63% of homes62% of homes
Year builtnewer than197830% of homes25% of homes

About 3915 Rock Mill Pkwy

How much is 3915 Rock Mill Pkwy, Marietta, GA worth?

The TopHap Estimate for 3915 Rock Mill Pkwy, Marietta, GA is $522,397 as of Oct 21, 2026. The likely range is $457,181 to $587,613. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3915 Rock Mill Pkwy, Marietta, GA last sell?

3915 Rock Mill Pkwy, Marietta, GA last sold on Feb 15, 2024 for $510,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3915 Rock Mill Pkwy, Marietta, GA?

3915 Rock Mill Pkwy, Marietta, GA has 3 bedrooms, 2.5 bathrooms, 2,350 square feet of living space and a 0.28-acre lot.

When was 3915 Rock Mill Pkwy, Marietta, GA built?

3915 Rock Mill Pkwy, Marietta, GA was built in 1978, making it 48 years old. It is a split level home. The building has 1 story.

What schools serve 3915 Rock Mill Pkwy, Marietta, GA?

3915 Rock Mill Pkwy, Marietta, GA is assigned to Shallowford Falls Elementary School (elementary), rated A+; Lassiter High School (high), rated A+; Simpson Middle School (middle), rated A+. All sit in Cobb County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3915 Rock Mill Pkwy, Marietta, GA compare to other homes in Marietta 30062?

Among the 22,185 homes in Marietta 30062, it is worth more than 43% of them ($522,397 against a typical $557,100), its price per square foot is higher than 53% of them ($222 against a typical $219), it is bigger than 41% of them (2,350 ft² against a typical 2,539 ft²), its lot is bigger than 63% of them (0.28 ac against a typical 0.25 ac) and it is newer than 30% of them (1978 against a typical 1984). Measured against all of Cobb County, it is worth more than 67% 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 3915 Rock Mill Pkwy, Marietta, GA?

The 2026 property tax bill for 3915 Rock Mill Pkwy, Marietta, GA was $5,187. The county assessed it at $207,132.

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