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Single Family ResidenceResidential
$696,268$313 / 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 Sep 24, 2026
Last sold for $123,500 on Jan 13, 2021

405 COUPER AVE

SAINT SIMONS ISLAND, GA 31522
4
Beds
3
Baths
2,227 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.
0.67 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$696K
$658K low$735K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$123,500 · Jan 13, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,145 (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.$205,160 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$44,120
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$161,040
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$205,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$512,900

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.46
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
47
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
90
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
64
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
7
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.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%
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.0.2 percent flood zone

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.Ranch
CountyGLYNN
Lot (acres)The size of the land the home sits on, from county records.0.67
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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.Porch · 428 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
Oglethorpe Point Elementary SchoolA+
Elementary · Grades KG–5 · 1.6 mi
M
Glynn Middle SchoolA-
Middle · Grades 6–8 · 7.1 mi
H
Glynn AcademyA
High · Grades 9–12 · 7.3 mi

District: Glynn County School District

Neighborhood · ZIP 31522These 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.94
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.68
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.73%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.17,404
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.233 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,572
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,416
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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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

405 Couper Ave 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 78% of homes in Glynn County
  • Costs less per square foot than 73% of homes in Saint Simons Island 31522
  • Bigger than 73% of homes in Glynn County
  • Has a bigger lot than 85% of homes in Saint Simons Island 31522
  • Older than 83% of homes in Saint Simons Island 31522

What homes are worth in Saint Simons Island 31522

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

This home
$276K$3.4M

This home is worth more than 46% of homes in Saint Simons Island 31522.

How it measures up in Saint Simons Island 31522

The dot is this home. The mark in the middle is the typical home in Saint Simons Island 31522.

Estimated value$696,268
CheaperTypical $727,992Pricier

Pricier than 46% of homes nearby

Price per ft²$313
CheaperTypical $385Pricier

Pricier than 27% of homes nearby

Living area2,227 ft²
SmallerTypical 1,878 ft²Bigger

Bigger than 62% of homes nearby

Lot size0.67 ac
SmallerTypical 0.24 acBigger

Bigger than 85% of homes nearby

Year built1972
OlderTypical 1990Newer

Newer than 17% of homes nearby

How 405 Couper Ave ranks against every home in each area.
MeasureThis homeSaint Simons Island 31522Glynn County
Estimated valuepricier than$696,26846% of homes78% of homes
Price per ft²pricier than$31327% of homes71% of homes
Living areabigger than2,227 ft²62% of homes73% of homes
Lot sizebigger than0.67 ac85% of homes79% of homes
Year builtnewer than197217% of homes30% of homes

About 405 Couper Ave

How much is 405 Couper Ave, Saint Simons Island, GA worth?

The TopHap Estimate for 405 Couper Ave, Saint Simons Island, GA is $696,268 as of Sep 24, 2026. The likely range is $657,637 to $734,899. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 405 Couper Ave, Saint Simons Island, GA last sell?

405 Couper Ave, Saint Simons Island, GA last sold on Jan 13, 2021 for $123,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 405 Couper Ave, Saint Simons Island, GA?

405 Couper Ave, Saint Simons Island, GA has 4 bedrooms, 3 bathrooms, 2,227 square feet of living space and a 0.67-acre lot.

When was 405 Couper Ave, Saint Simons Island, GA built?

405 Couper Ave, Saint Simons Island, GA was built in 1972, making it 54 years old. It is a ranch home. The building has 1 story.

What schools serve 405 Couper Ave, Saint Simons Island, GA?

405 Couper Ave, Saint Simons Island, GA is assigned to Oglethorpe Point Elementary School (elementary), rated A+; Glynn Middle School (middle), rated A-; Glynn Academy (high), rated A. All sit in Glynn County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 405 Couper Ave, Saint Simons Island, GA compare to other homes in Saint Simons Island 31522?

Among the 12,093 homes in Saint Simons Island 31522, it is worth more than 46% of them ($696,268 against a typical $727,992), its price per square foot is higher than 27% of them ($313 against a typical $385), it is bigger than 62% of them (2,227 ft² against a typical 1,878 ft²), its lot is bigger than 85% of them (0.67 ac against a typical 0.24 ac) and it is newer than 17% of them (1972 against a typical 1990). Measured against all of Glynn County, it is worth more than 78% 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 405 Couper Ave, Saint Simons Island, GA?

The 2026 property tax bill for 405 Couper Ave, Saint Simons Island, GA was $5,145. The county assessed it at $205,160.

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