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TownhouseResidential
$729,064$236 / 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 86How 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 $531,800 on Sep 29, 2017

102 CALDER DR

ALPHARETTA, GA 30009
3
Beds
2.5
Baths
3,085 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.
3,567 ft²
Lot SizeThe size of the land the home sits on, from county records.
2017
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
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

$729K
$627K low$831K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$531,800 · Sep 29, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,194 (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.$289,240 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$51,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$237,440
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$250,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$723,100

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.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
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.
94
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.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyFULTON
Lot (acres)The size of the land the home sits on, from county records.0.08
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
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
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood / Spot
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 160 ft²Porch · 49 ft²

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

E
Hembree Springs Elementary SchoolA-
Elementary · Grades PK–5 · 1.5 mi
M
Northwestern Middle SchoolA+
Middle · Grades 6–8 · 3.3 mi
H
Milton High SchoolA
High · Grades 9–12 · 3.5 mi

District: Fulton County School District

Neighborhood · ZIP 30009These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.52

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.44%
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.1.3%
PopulationHow many people live in this area.20,357
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,326 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,916
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,800
Average tempThe average temperature here across a full year.59°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

102 Calder 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 73% of homes in Fulton County
  • Costs less per square foot than 93% of homes in Alpharetta 30009
  • Bigger than 81% of homes in Alpharetta 30009
  • Has a smaller lot than 73% of homes in Fulton County
  • Newer than 92% of homes in Fulton County

What homes are worth in Alpharetta 30009

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

This home
$322K$2.4M

This home is worth more than 45% of homes in Alpharetta 30009.

How it measures up in Alpharetta 30009

The dot is this home. The mark in the middle is the typical home in Alpharetta 30009.

Estimated value$729,064
CheaperTypical $759,610Pricier

Pricier than 45% of homes nearby

Price per ft²$236
CheaperTypical $314Pricier

Pricier than 7% of homes nearby

Living area3,085 ft²
SmallerTypical 2,220 ft²Bigger

Bigger than 81% of homes nearby

Lot size3,567 ft²
SmallerTypical 0.14 acBigger

Bigger than 44% of homes nearby

Year built2017
OlderTypical 2002Newer

Newer than 77% of homes nearby

How 102 Calder Dr ranks against every home in each area.
MeasureThis homeAlpharetta 30009Fulton County
Estimated valuepricier than$729,06445% of homes73% of homes
Price per ft²pricier than$2367% of homes49% of homes
Living areabigger than3,085 ft²81% of homes79% of homes
Lot sizebigger than3,567 ft²44% of homes27% of homes
Year builtnewer than201777% of homes92% of homes

About 102 Calder Dr

How much is 102 Calder Dr, Alpharetta, GA worth?

The TopHap Estimate for 102 Calder Dr, Alpharetta, GA is $729,064 as of Oct 21, 2026. The likely range is $626,686 to $831,442. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 102 Calder Dr, Alpharetta, GA last sell?

102 Calder Dr, Alpharetta, GA last sold on Sep 29, 2017 for $531,800, according to the county's recorded deed.

How big is 102 Calder Dr, Alpharetta, GA?

102 Calder Dr, Alpharetta, GA has 3 bedrooms, 2.5 bathrooms, 3,085 square feet of living space and a 0.08-acre lot.

When was 102 Calder Dr, Alpharetta, GA built?

102 Calder Dr, Alpharetta, GA was built in 2017, making it 9 years old. It is a townhouse home. The building has 2 stories.

What schools serve 102 Calder Dr, Alpharetta, GA?

102 Calder Dr, Alpharetta, GA is assigned to Hembree Springs Elementary School (elementary), rated A-; Northwestern Middle School (middle), rated A+; Milton High School (high), rated A. All sit in Fulton County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 102 Calder Dr, Alpharetta, GA compare to other homes in Alpharetta 30009?

Among the 7,031 homes in Alpharetta 30009, it is worth more than 45% of them ($729,064 against a typical $759,610), its price per square foot is higher than 7% of them ($236 against a typical $314), it is bigger than 81% of them (3,085 ft² against a typical 2,220 ft²), its lot is bigger than 44% of them (3,567 ft² against a typical 0.14 ac) and it is newer than 77% of them (2017 against a typical 2002). Measured against all of Fulton County, it is worth more than 73% 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 102 Calder Dr, Alpharetta, GA?

The 2025 property tax bill for 102 Calder Dr, Alpharetta, GA was $6,194. The county assessed it at $289,240.

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