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Single Family ResidenceResidential
$718,407$309 / 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 92How 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

4140 MARTIN LN

CUMMING, GA 30028
3
Beds
3 / 1
Baths
2,326 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.
3.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$718K
$658K low$779K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,178 (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.$251,952 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,252
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$157,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$224,228
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$629,880

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.49
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
86
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.

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
CountyForsyth
Lot (acres)The size of the land the home sits on, from county records.3.26
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
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
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 · 336 ft²Porch · 292 ft²

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

M
Liberty Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
E
Matt Elementary SchoolA
Elementary · Grades KG–5 · 1.0 mi
H
North Forsyth High SchoolA-
High · Grades 9–12 · 5.5 mi

District: Forsyth County School District

Neighborhood · ZIP 30028These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
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.33,092
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.641 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,274
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,938
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.56 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

4140 Martin Ln 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 82% of homes in Cumming 30028
  • Costs more per square foot than 92% of homes in Cumming 30028
  • Has a bigger lot than 95% of homes in Forsyth County
  • Older than 67% of homes in Cumming 30028

What homes are worth in Cumming 30028

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

This home
$272K$1.1M

This home is worth more than 82% of homes in Cumming 30028.

How it measures up in Cumming 30028

The dot is this home. The mark in the middle is the typical home in Cumming 30028.

Estimated value$718,407
CheaperTypical $545,563Pricier

Pricier than 82% of homes nearby

Price per ft²$309
CheaperTypical $218Pricier

Pricier than 92% of homes nearby

Living area2,326 ft²
SmallerTypical 2,598 ft²Bigger

Bigger than 40% of homes nearby

Lot size3.26 ac
SmallerTypical 0.51 acBigger

Bigger than 87% of homes nearby

Year built2000
OlderTypical 2008Newer

Newer than 33% of homes nearby

How 4140 Martin Ln ranks against every home in each area.
MeasureThis homeCumming 30028Forsyth County
Estimated valuepricier than$718,40782% of homes66% of homes
Price per ft²pricier than$30992% of homes87% of homes
Living areabigger than2,326 ft²40% of homes40% of homes
Lot sizebigger than3.26 ac87% of homes95% of homes
Year builtnewer than200033% of homes39% of homes

About 4140 Martin Ln

How much is 4140 Martin Ln, Cumming, GA worth?

The TopHap Estimate for 4140 Martin Ln, Cumming, GA is $718,407 as of Sep 24, 2026. The likely range is $658,093 to $778,721. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4140 Martin Ln, Cumming, GA last sell?

4140 Martin Ln, Cumming, GA last sold on Feb 15, 2000, according to the county's recorded deed.

How big is 4140 Martin Ln, Cumming, GA?

4140 Martin Ln, Cumming, GA has 3 bedrooms, 3 bathrooms, 2,326 square feet of living space and a 3.26-acre lot.

When was 4140 Martin Ln, Cumming, GA built?

4140 Martin Ln, Cumming, GA was built in 2000, making it 26 years old. The building has 2 stories.

What schools serve 4140 Martin Ln, Cumming, GA?

4140 Martin Ln, Cumming, GA is assigned to Liberty Middle School (middle), rated A-; Matt Elementary School (elementary), rated A; North Forsyth High School (high), rated A-. All sit in Forsyth County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4140 Martin Ln, Cumming, GA compare to other homes in Cumming 30028?

Among the 12,417 homes in Cumming 30028, it is worth more than 82% of them ($718,407 against a typical $545,563), its price per square foot is higher than 92% of them ($309 against a typical $218), it is bigger than 40% of them (2,326 ft² against a typical 2,598 ft²), its lot is bigger than 87% of them (3.26 ac against a typical 0.51 ac) and it is newer than 33% of them (2000 against a typical 2008). Measured against all of Forsyth County, it is worth more than 66% 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 4140 Martin Ln, Cumming, GA?

The 2025 property tax bill for 4140 Martin Ln, Cumming, GA was $6,178. The county assessed it at $251,952.

More homes on Martin Ln

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