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Single Family ResidenceResidential
$287,516$149 / 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 91How 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 $289,900 on Oct 31, 2024

509 KNOLLWOOD

GRIFFIN, GA 30224
2.5
Baths
1,930 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$288K
$261K low$314K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$289,900 · Oct 31, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,694 (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.$105,064 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,520
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$93,544
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$11,520
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$262,661

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.33 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
CountySPALDING
Lot (acres)The size of the land the home sits on, from county records.0.69
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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 · 110 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.

E
Futral Road Elementary SchoolB-
Elementary · Grades PK–5 · 0.7 mi
H
Spalding High SchoolC-
High · Grades 9–12 · 0.9 mi
M
Rehoboth Road Middle SchoolB+
Middle · Grades 6–8 · 2.1 mi

District: Spalding County School District

Neighborhood · ZIP 30224These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.26,993
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.433 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,962
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$132,081
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

509 Knollwood 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 69% of homes in Spalding County
  • Bigger than 70% of homes in Spalding County
  • Among the newest homes in Griffin 30224

What homes are worth in Griffin 30224

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

This home
$84K$596K

This home is worth more than 66% of homes in Griffin 30224.

How it measures up in Griffin 30224

The dot is this home. The mark in the middle is the typical home in Griffin 30224.

Estimated value$287,516
CheaperTypical $249,561Pricier

Pricier than 66% of homes nearby

Price per ft²$149
CheaperTypical $141Pricier

Pricier than 61% of homes nearby

Living area1,930 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.69 ac
SmallerTypical 0.69 acBigger

Bigger than 50% of homes nearby

Year built2024
OlderTypical 1985Newer

Newer than almost all homes nearby

How 509 Knollwood ranks against every home in each area.
MeasureThis homeGriffin 30224Spalding County
Estimated valuepricier than$287,51666% of homes69% of homes
Price per ft²pricier than$14961% of homes62% of homes
Living areabigger than1,930 ft²64% of homes70% of homes
Lot sizebigger than0.69 ac50% of homes54% of homes
Year builtnewer than2024almost all homesalmost all homes

About 509 Knollwood

How much is 509 Knollwood, Griffin, GA worth?

The TopHap Estimate for 509 Knollwood, Griffin, GA is $287,516 as of Sep 24, 2026. The likely range is $261,357 to $313,675. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Knollwood, Griffin, GA last sell?

509 Knollwood, Griffin, GA last sold on Oct 31, 2024 for $289,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 509 Knollwood, Griffin, GA?

509 Knollwood, Griffin, GA has 2.5 bathrooms, 1,930 square feet of living space and a 0.69-acre lot.

When was 509 Knollwood, Griffin, GA built?

509 Knollwood, Griffin, GA was built in 2024, making it 2 years old. The building has 2 stories.

What schools serve 509 Knollwood, Griffin, GA?

509 Knollwood, Griffin, GA is assigned to Futral Road Elementary School (elementary), rated B-; Spalding High School (high), rated C-; Rehoboth Road Middle School (middle), rated B+. All sit in Spalding County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Knollwood, Griffin, GA compare to other homes in Griffin 30224?

Among the 9,557 homes in Griffin 30224, it is worth more than 66% of them ($287,516 against a typical $249,561), its price per square foot is higher than 61% of them ($149 against a typical $141), it is bigger than 64% of them (1,930 ft² against a typical 1,700 ft²), its lot is bigger than 50% of them (0.69 ac against a typical 0.69 ac) and it is newer than almost all of them (2024 against a typical 1985). Measured against all of Spalding County, it is worth more than 69% 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 509 Knollwood, Griffin, GA?

The 2025 property tax bill for 509 Knollwood, Griffin, GA was $3,694. The county assessed it at $105,064.

More homes on Knollwood

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Assigned schools

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