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Single Family ResidenceResidential
$239,291$102 / 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 92How 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

4510 RIVER CYN

SAN ANTONIO, TX 78222
4
Beds
2.5
Baths
2,341 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.
0.1 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.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$239K
$221K low$257K 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.$230,658
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$184,526
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.4%
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.$5,366
PROPEL FINANCIAL SERVICES LLC · recorded Sep 9, 2009
2nd 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.$3,267
SOMBRERO CAP LLC

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,464 (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.$222,340 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,240
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$224,420
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$222,340

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.Contemporary
CountyBEXAR
Lot (acres)The size of the land the home sits on, from county records.0.10
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Patio · 180 ft²Porch · 93 ft²

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

E
Pecan Valley Elementary SchoolD
Elementary · Grades PK–5 · 0.8 mi
M
Legacy Middle SchoolC-
Middle · Grades 6–8 · 0.9 mi
H
East Central High SchoolD-
High · Grades 9–12 · 6.8 mi

District: East Central Independent School District

Neighborhood · ZIP 78222These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.29,612
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,423 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,993
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,486
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

4510 River Cyn 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 72% of homes in San Antonio 78222
  • Costs less per square foot than 95% of homes in Bexar County
  • Bigger than 91% of homes in San Antonio 78222
  • Has a smaller lot than 96% of homes in San Antonio 78222
  • Newer than 72% of homes in Bexar County

What homes are worth in San Antonio 78222

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

This home
$132K$346K

This home is worth more than 72% of homes in San Antonio 78222.

How it measures up in San Antonio 78222

The dot is this home. The mark in the middle is the typical home in San Antonio 78222.

Estimated value$239,291
CheaperTypical $216,691Pricier

Pricier than 72% of homes nearby

Price per ft²$102
CheaperTypical $139Pricier

Pricier than 8% of homes nearby

Living area2,341 ft²
SmallerTypical 1,508 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.1 ac
SmallerTypical 0.15 acBigger

Bigger than 4% of homes nearby

Year built2006
OlderTypical 2004Newer

Newer than 56% of homes nearby

How 4510 River Cyn ranks against every home in each area.
MeasureThis homeLower Southeast SideSan Antonio 78222Bexar County
Estimated valuepricier than$239,29170% of homes72% of homes43% of homes
Price per ft²pricier than$10214% of homes8% of homes5% of homes
Living areabigger than2,341 ft²87% of homes91% of homes75% of homes
Lot sizebigger than0.1 ac10% of homes4% of homes6% of homes
Year builtnewer than200654% of homes56% of homes72% of homes

About 4510 River Cyn

How much is 4510 River Cyn, San Antonio, TX worth?

The TopHap Estimate for 4510 River Cyn, San Antonio, TX is $239,291 as of Jul 14, 2026. The likely range is $221,113 to $257,469. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4510 River Cyn, San Antonio, TX last sell?

4510 River Cyn, San Antonio, TX last sold on Sep 1, 2006, according to the county's recorded deed.

How big is 4510 River Cyn, San Antonio, TX?

4510 River Cyn, San Antonio, TX has 4 bedrooms, 2.5 bathrooms, 2,341 square feet of living space and a 0.10-acre lot.

When was 4510 River Cyn, San Antonio, TX built?

4510 River Cyn, San Antonio, TX was built in 2006, making it 20 years old. It is a contemporary home. The building has 2 stories.

What schools serve 4510 River Cyn, San Antonio, TX?

4510 River Cyn, San Antonio, TX is assigned to Pecan Valley Elementary School (elementary), rated D; Legacy Middle School (middle), rated C-; East Central High School (high), rated D-. All sit in East Central Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4510 River Cyn, San Antonio, TX compare to other homes in San Antonio 78222?

Among the 9,396 homes in San Antonio 78222, it is worth more than 72% of them ($239,291 against a typical $216,691), its price per square foot is higher than 8% of them ($102 against a typical $139), it is bigger than 91% of them (2,341 ft² against a typical 1,508 ft²), its lot is bigger than 4% of them (0.1 ac against a typical 0.15 ac) and it is newer than 56% of them (2006 against a typical 2004). Measured against all of Bexar County, it is worth more than 43% 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 4510 River Cyn, San Antonio, TX?

The 2025 property tax bill for 4510 River Cyn, San Antonio, TX was $1,464. The county assessed it at $222,340.

Closest homes

More homes in San Antonio 78222

Assigned schools

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