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Single Family ResidenceResidential
$470,024$148 / 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 67How 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

509 UNION ST

BRUNSWICK, GA 31520
4
Beds
3
Baths
3,166 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.
0.83 ac
Lot SizeThe size of the land the home sits on, from county records.
1937
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$470K
$317K low$623K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,917 (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.$233,920 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,080
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,840
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$191,120
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$584,800

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.44
36
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
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.60 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.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.0.83
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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.Patio · 130 ft²Porch · 302 ft²

Transaction History(1)

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.

M
Glynn Middle SchoolA-
Middle · Grades 6–8 · 0.5 mi
H
Glynn AcademyA
High · Grades 9–12 · 0.8 mi
E
Oglethorpe Point Elementary SchoolA+
Elementary · Grades KG–5 · 8.5 mi

District: Glynn County School District

Neighborhood · ZIP 31520These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.73
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.23,770
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.684 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$42,194
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$63,948
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

509 Union St 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 97% of homes in Brunswick 31520
  • Costs more per square foot than 78% of homes in Brunswick 31520
  • Bigger than 98% of homes in Brunswick 31520
  • Has a bigger lot than 94% of homes in Brunswick 31520
  • Older than 96% of homes in Glynn County

What homes are worth in Brunswick 31520

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

This home
$32K$528K

This home is worth more than 97% of homes in Brunswick 31520.

How it measures up in Brunswick 31520

The dot is this home. The mark in the middle is the typical home in Brunswick 31520.

Estimated value$470,024
CheaperTypical $129,363Pricier

Pricier than 97% of homes nearby

Price per ft²$148
CheaperTypical $101Pricier

Pricier than 78% of homes nearby

Living area3,166 ft²
SmallerTypical 1,330 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.83 ac
SmallerTypical 0.2 acBigger

Bigger than 94% of homes nearby

Year built1937
OlderTypical 1957Newer

Newer than 18% of homes nearby

How 509 Union St ranks against every home in each area.
MeasureThis homeBrunswick 31520Glynn County
Estimated valuepricier than$470,02497% of homes65% of homes
Price per ft²pricier than$14878% of homes29% of homes
Living areabigger than3,166 ft²98% of homes90% of homes
Lot sizebigger than0.83 ac94% of homes84% of homes
Year builtnewer than193718% of homes4% of homes

About 509 Union St

How much is 509 Union St, Brunswick, GA worth?

The TopHap Estimate for 509 Union St, Brunswick, GA is $470,024 as of Sep 24, 2026. The likely range is $316,943 to $623,105. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Union St, Brunswick, GA last sell?

509 Union St, Brunswick, GA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 509 Union St, Brunswick, GA?

509 Union St, Brunswick, GA has 4 bedrooms, 3 bathrooms, 3,166 square feet of living space and a 0.83-acre lot.

When was 509 Union St, Brunswick, GA built?

509 Union St, Brunswick, GA was built in 1937, making it 89 years old. It is a ranch home. The building has 1 story.

What schools serve 509 Union St, Brunswick, GA?

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

How does 509 Union St, Brunswick, GA compare to other homes in Brunswick 31520?

Among the 7,580 homes in Brunswick 31520, it is worth more than 97% of them ($470,024 against a typical $129,363), its price per square foot is higher than 78% of them ($148 against a typical $101), it is bigger than 98% of them (3,166 ft² against a typical 1,330 ft²), its lot is bigger than 94% of them (0.83 ac against a typical 0.2 ac) and it is newer than 18% of them (1937 against a typical 1957). Measured against all of Glynn County, it is worth more than 65% 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 Union St, Brunswick, GA?

The 2026 property tax bill for 509 Union St, Brunswick, GA was $4,917. The county assessed it at $233,920.

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