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Single Family ResidenceResidential
$389,840$197 / 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 96How 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

509 MONARCH TRL

GEORGETOWN, TX 78633
2
Baths
1,978 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$390K
$373K low$407K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,568 (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.$380,185 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$84,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$296,185
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$408,476
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$380,185

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.29 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.11%
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
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.0.17
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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 · 88 ft²Porch · 24 ft²

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Neighborhood · ZIP 78633These 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.31
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 100.16

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.33,515
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.399 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,576
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,220
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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 Monarch Trl 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 less than 67% of homes in Georgetown 78633
  • Costs less per square foot than 90% of homes in Sun City Texas
  • Has a smaller lot than 72% of homes in Georgetown 78633

What homes are worth in Georgetown 78633

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

This home
$274K$1.1M

This home is worth more than 33% of homes in Georgetown 78633.

How it measures up in Georgetown 78633

The dot is this home. The mark in the middle is the typical home in Georgetown 78633.

Estimated value$389,840
CheaperTypical $449,412Pricier

Pricier than 33% of homes nearby

Price per ft²$197
CheaperTypical $223Pricier

Pricier than 16% of homes nearby

Living area1,978 ft²
SmallerTypical 2,038 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 28% of homes nearby

Year built2006
OlderTypical 2007Newer

Newer than 47% of homes nearby

How 509 Monarch Trl ranks against every home in each area.
MeasureThis homeSun City TexasGeorgetown 78633Williamson County
Estimated valuepricier than$389,84045% of homes33% of homes48% of homes
Price per ft²pricier than$19710% of homes16% of homes51% of homes
Living areabigger than1,978 ft²61% of homes46% of homes44% of homes
Lot sizebigger than0.17 ac38% of homes28% of homes30% of homes
Year builtnewer than200650% of homes47% of homes49% of homes

About 509 Monarch Trl

How much is 509 Monarch Trl, Georgetown, TX worth?

The TopHap Estimate for 509 Monarch Trl, Georgetown, TX is $389,840 as of Oct 21, 2026. The likely range is $373,058 to $406,622. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Monarch Trl, Georgetown, TX last sell?

509 Monarch Trl, Georgetown, TX last sold on Sep 22, 2006, according to the county's recorded deed.

How big is 509 Monarch Trl, Georgetown, TX?

509 Monarch Trl, Georgetown, TX has 2 bathrooms, 1,978 square feet of living space and a 0.17-acre lot.

When was 509 Monarch Trl, Georgetown, TX built?

509 Monarch Trl, Georgetown, TX was built in 2006, making it 20 years old. The building has 1 story.

How does 509 Monarch Trl, Georgetown, TX compare to other homes in Georgetown 78633?

Among the 16,223 homes in Georgetown 78633, it is worth more than 33% of them ($389,840 against a typical $449,412), its price per square foot is higher than 16% of them ($197 against a typical $223), it is bigger than 46% of them (1,978 ft² against a typical 2,038 ft²), its lot is bigger than 28% of them (0.17 ac against a typical 0.21 ac) and it is newer than 47% of them (2006 against a typical 2007). Measured against all of Williamson County, it is worth more than 48% 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 Monarch Trl, Georgetown, TX?

The 2025 property tax bill for 509 Monarch Trl, Georgetown, TX was $1,568. The county assessed it at $380,185.

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