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Single Family ResidenceResidential
$413,323$285 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $365,005 on May 9, 2024

318 BLACKJACK OAK RD

SEGUIN, TX 78155
4
Beds
3
Baths
1,452 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
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

$413K
$399K low$427K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,005 · May 9, 2024
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$138,883
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$111,106
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.70%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$274,440
HOMEWARD MORTGAGE LLC · recorded May 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,116 (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.$240,527 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,075
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$163,452
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$220,523
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$240,527

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyGUADALUPE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
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.Porch · 234 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.

Foreclosure Filings(2)

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

M
Jim Barnes Middle SchoolD-
Middle · Grades 6–8 · 7.8 mi
E
Koennecke Elementary SchoolB-
Elementary · Grades KG–5 · 8.0 mi
H
Seguin High SchoolD+
High · Grades 9–12 · 9.3 mi

District: Seguin Independent School District

Neighborhood · ZIP 78155These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.58,962
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.164 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,238
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,092
Average tempThe average temperature here across a full year.69°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

318 Blackjack Oak Rd 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 81% of homes in Guadalupe County
  • Costs more per square foot than 95% of homes in Guadalupe County
  • Smaller than 73% of homes in Guadalupe County
  • Has a bigger lot than 87% of homes in Guadalupe County

What homes are worth in Guadalupe County

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

This home
$89K$680K

This home is worth more than 85% of homes in Guadalupe County.

How it measures up in Guadalupe County

The dot is this home. The mark in the middle is the typical home in Guadalupe County.

Estimated value$413,323
CheaperTypical $310,450Pricier

Pricier than 81% of homes nearby

Price per ft²$285
CheaperTypical $160Pricier

Pricier than 95% of homes nearby

Living area1,452 ft²
SmallerTypical 1,853 ft²Bigger

Bigger than 27% of homes nearby

Lot size1 ac
SmallerTypical 0.19 acBigger

Bigger than 87% of homes nearby

Year built1999
OlderTypical 2005Newer

Newer than 38% of homes nearby

How 318 Blackjack Oak Rd ranks against every home in each area.
MeasureThis homeGuadalupe County
Estimated valuepricier than$413,32381% of homes
Price per ft²pricier than$28595% of homes
Living areabigger than1,452 ft²27% of homes
Lot sizebigger than1 ac87% of homes
Year builtnewer than199938% of homes

About 318 Blackjack Oak Rd

How much is 318 Blackjack Oak Rd, Seguin, TX worth?

The TopHap Estimate for 318 Blackjack Oak Rd, Seguin, TX is $413,323 as of Jul 14, 2026. The likely range is $399,238 to $427,408. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 318 Blackjack Oak Rd, Seguin, TX last sell?

318 Blackjack Oak Rd, Seguin, TX last sold on May 9, 2024 for $365,005, according to the county's recorded deed.

How big is 318 Blackjack Oak Rd, Seguin, TX?

318 Blackjack Oak Rd, Seguin, TX has 4 bedrooms, 3 bathrooms and 1,452 square feet of living space.

When was 318 Blackjack Oak Rd, Seguin, TX built?

318 Blackjack Oak Rd, Seguin, TX was built in 1999, making it 27 years old. The building has 1 story.

What schools serve 318 Blackjack Oak Rd, Seguin, TX?

318 Blackjack Oak Rd, Seguin, TX is assigned to Jim Barnes Middle School (middle), rated D-; Koennecke Elementary School (elementary), rated B-; Seguin High School (high), rated D+. All sit in Seguin Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 318 Blackjack Oak Rd, Seguin, TX compare to other homes in Guadalupe County?

Among the 87,200 homes in Guadalupe County, it is worth more than 81% of them ($413,323 against a typical $310,450), its price per square foot is higher than 95% of them ($285 against a typical $160), it is bigger than 27% of them (1,452 ft² against a typical 1,853 ft²), its lot is bigger than 87% of them (1 ac against a typical 0.19 ac) and it is newer than 38% of them (1999 against a typical 2005). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 318 Blackjack Oak Rd, Seguin, TX?

The 2025 property tax bill for 318 Blackjack Oak Rd, Seguin, TX was $3,116. The county assessed it at $240,527.

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Closest homes

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Assigned schools

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