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Single Family ResidenceResidential
$165,611$414 / 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 77How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026

BLACKJACK OAK RD

SEGUIN, TX 78155
1
Beds
1
Baths
400 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.
5 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$166K
$128K low$204K high
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.$165,611
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$132,489

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,089 (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.$130,361 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$130,091
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$270
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$147,850
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$130,361

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
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 · 192 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.

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 · 7.9 mi
E
Koennecke Elementary SchoolB-
Elementary · Grades KG–5 · 8.1 mi
H
Seguin High SchoolD+
High · Grades 9–12 · 9.4 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.Absentee owner
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

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 less than 95% of homes in Guadalupe County
  • Among the highest price per square foot in Seguin 78155
  • Among the smallest homes in Seguin 78155
  • Has a bigger lot than 97% of homes in Guadalupe County
  • Older than 69% of homes in Guadalupe County

What homes are worth in Seguin 78155

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

This home
$94K$713K

This home is worth more than 13% of homes in Seguin 78155.

How it measures up in Seguin 78155

The dot is this home. The mark in the middle is the typical home in Seguin 78155.

Estimated value$165,611
CheaperTypical $269,592Pricier

Pricier than 13% of homes nearby

Price per ft²$414
CheaperTypical $158Pricier

Pricier than almost all homes nearby

Living area400 ft²
SmallerTypical 1,627 ft²Bigger

Smaller than almost all homes nearby

Lot size5 ac
SmallerTypical 0.23 acBigger

Bigger than 96% of homes nearby

Year built1997
OlderTypical 2000Newer

Newer than 44% of homes nearby

How Blackjack Oak Rd ranks against every home in each area.
MeasureThis homeSeguin 78155Guadalupe County
Estimated valuepricier than$165,61113% of homes5% of homes
Price per ft²pricier than$414almost all homesalmost all homes
Living areabigger than400 ft²almost no homesalmost no homes
Lot sizebigger than5 ac96% of homes97% of homes
Year builtnewer than199744% of homes31% of homes

About Blackjack Oak Rd

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

The TopHap Estimate for Blackjack Oak Rd, Seguin, TX is $165,611 as of Jun 23, 2026. The likely range is $127,520 to $203,701. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

Blackjack Oak Rd, Seguin, TX last sold on Aug 11, 2014, according to the county's recorded deed.

How big is Blackjack Oak Rd, Seguin, TX?

Blackjack Oak Rd, Seguin, TX has 1 bedrooms, 1 bathrooms and 400 square feet of living space.

When was Blackjack Oak Rd, Seguin, TX built?

Blackjack Oak Rd, Seguin, TX was built in 1997, making it 29 years old. The building has 1 story.

What schools serve Blackjack Oak Rd, Seguin, TX?

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 Blackjack Oak Rd, Seguin, TX compare to other homes in Seguin 78155?

Among the 26,236 homes in Seguin 78155, it is worth more than 13% of them ($165,611 against a typical $269,592), its price per square foot is higher than almost all of them ($414 against a typical $158), it is bigger than almost none of them (400 ft² against a typical 1,627 ft²), its lot is bigger than 96% of them (5 ac against a typical 0.23 ac) and it is newer than 44% of them (1997 against a typical 2000). Measured against all of Guadalupe County, it is worth more than 5% 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 Blackjack Oak Rd, Seguin, TX?

The 2025 property tax bill for Blackjack Oak Rd, Seguin, TX was $2,089. The county assessed it at $130,361.

More homes on Blackjack Oak Rd

Closest homes

More homes in Seguin 78155

Assigned schools

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