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Single Family ResidenceResidential
$447,196$142 / 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 94How 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 $415,000 on Jul 25, 2024

147 STONE MILL DR

MARTINEZ, GA 30907
4
Beds
4 / 1
Baths
3,160 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.
0.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$447K
$419K low$475K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$415,000 · Jul 25, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,467 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$184,886 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$32,104
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$152,782
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$176,475
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$462,214

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
91
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
79
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
24
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
CountyColumbia
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.37
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(10)

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.

E
Martinez Elementary SchoolA-
Elementary · Grades PK–5 · 0.9 mi
H
Evans High SchoolB-
High · Grades 9–12 · 2.0 mi
M
Evans Middle SchoolB+
Middle · Grades 6–8 · 2.9 mi

District: Columbia County School District

Neighborhood · ZIP 30907These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.66
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.89

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.54,209
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,168
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,175
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

147 Stone Mill 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 85% of homes in Augusta 30907
  • Costs less per square foot than 82% of homes in Columbia County
  • Bigger than 90% of homes in Augusta 30907
  • Older than 80% of homes in Columbia County

What homes are worth in Augusta 30907

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

This home
$137K$940K

This home is worth more than 85% of homes in Augusta 30907.

How it measures up in Augusta 30907

The dot is this home. The mark in the middle is the typical home in Augusta 30907.

Estimated value$447,196
CheaperTypical $268,874Pricier

Pricier than 85% of homes nearby

Price per ft²$142
CheaperTypical $158Pricier

Pricier than 21% of homes nearby

Living area3,160 ft²
SmallerTypical 1,745 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.37 ac
SmallerTypical 0.32 acBigger

Bigger than 63% of homes nearby

Year built1983
OlderTypical 1984Newer

Newer than 48% of homes nearby

How 147 Stone Mill Dr ranks against every home in each area.
MeasureThis homeAugusta 30907Columbia County
Estimated valuepricier than$447,19685% of homes75% of homes
Price per ft²pricier than$14221% of homes18% of homes
Living areabigger than3,160 ft²90% of homes84% of homes
Lot sizebigger than0.37 ac63% of homes60% of homes
Year builtnewer than198348% of homes20% of homes

About 147 Stone Mill Dr

How much is 147 Stone Mill Dr, Martinez, GA worth?

The TopHap Estimate for 147 Stone Mill Dr, Martinez, GA is $447,196 as of Aug 30, 2026. The likely range is $419,351 to $475,041. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 147 Stone Mill Dr, Martinez, GA last sell?

147 Stone Mill Dr, Martinez, GA last sold on Jul 25, 2024 for $415,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 147 Stone Mill Dr, Martinez, GA?

147 Stone Mill Dr, Martinez, GA has 4 bedrooms, 4 bathrooms, 3,160 square feet of living space and a 0.37-acre lot.

When was 147 Stone Mill Dr, Martinez, GA built?

147 Stone Mill Dr, Martinez, GA was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 147 Stone Mill Dr, Martinez, GA?

147 Stone Mill Dr, Martinez, GA is assigned to Martinez Elementary School (elementary), rated A-; Evans High School (high), rated B-; Evans Middle School (middle), rated B+. All sit in Columbia County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 147 Stone Mill Dr, Martinez, GA compare to other homes in Augusta 30907?

Among the 17,979 homes in Augusta 30907, it is worth more than 85% of them ($447,196 against a typical $268,874), its price per square foot is higher than 21% of them ($142 against a typical $158), it is bigger than 90% of them (3,160 ft² against a typical 1,745 ft²), its lot is bigger than 63% of them (0.37 ac against a typical 0.32 ac) and it is newer than 48% of them (1983 against a typical 1984). Measured against all of Columbia County, it is worth more than 75% 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 147 Stone Mill Dr, Martinez, GA?

The 2025 property tax bill for 147 Stone Mill Dr, Martinez, GA was $4,467. The county assessed it at $184,886.

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