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Single Family ResidenceResidential
$976,809$311 / 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 95How 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

577 RIVER WAY

SPRING BRANCH, TX 78070
3
Baths
3,145 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.
1.01 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.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$977K
$929K low$1M high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$958,927 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$157,220
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$922,290
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$871,752
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,079,510

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.51
18
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
68
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
97
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
46
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
27
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.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyComal
Lot (acres)The size of the land the home sits on, from county records.1.01
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
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 · 733 ft²

Transaction History(2)

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.

E
Bill Brown Elementary SchoolA+
Elementary · Grades PK–5 · 3.1 mi
M
Smithson Valley Middle SchoolA
Middle · Grades 6–8 · 3.6 mi
H
Smithson Valley High SchoolA-
High · Grades 9–12 · 3.7 mi

District: Comal Independent School District

Neighborhood · ZIP 78070These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
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.26,866
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.198 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,928
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,472
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%

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

577 River Way 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 89% of homes in Comal County
  • Costs more per square foot than 88% of homes in River Crossing
  • Bigger than 84% of homes in Comal County
  • Has a smaller lot than 94% of homes in River Crossing

What homes are worth in Spring Branch 78070

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

This home
$219K$1.7M

This home is worth more than 82% of homes in Spring Branch 78070.

How it measures up in Spring Branch 78070

The dot is this home. The mark in the middle is the typical home in Spring Branch 78070.

Estimated value$976,809
CheaperTypical $662,395Pricier

Pricier than 82% of homes nearby

Price per ft²$311
CheaperTypical $267Pricier

Pricier than 77% of homes nearby

Living area3,145 ft²
SmallerTypical 2,165 ft²Bigger

Bigger than 81% of homes nearby

Lot size1.01 ac
SmallerTypical 1.05 acBigger

Bigger than 45% of homes nearby

Year built2006
OlderTypical 2006Newer

Newer than 51% of homes nearby

How 577 River Way ranks against every home in each area.
MeasureThis homeRiver CrossingSpring Branch 78070Comal County
Estimated valuepricier than$976,80963% of homes82% of homes89% of homes
Price per ft²pricier than$31188% of homes77% of homes82% of homes
Living areabigger than3,145 ft²39% of homes81% of homes84% of homes
Lot sizebigger than1.01 ac6% of homes45% of homes68% of homes
Year builtnewer than200664% of homes51% of homes49% of homes

About 577 River Way

How much is 577 River Way, Spring Branch, TX worth?

The TopHap Estimate for 577 River Way, Spring Branch, TX is $976,809 as of Jul 14, 2026. The likely range is $929,082 to $1,024,536. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 577 River Way, Spring Branch, TX last sell?

577 River Way, Spring Branch, TX last sold on May 14, 2018, according to the county's recorded deed.

How big is 577 River Way, Spring Branch, TX?

577 River Way, Spring Branch, TX has 3 bathrooms, 3,145 square feet of living space and a 1.01-acre lot.

When was 577 River Way, Spring Branch, TX built?

577 River Way, Spring Branch, TX was built in 2006, making it 20 years old. The building has 1 story.

What schools serve 577 River Way, Spring Branch, TX?

577 River Way, Spring Branch, TX is assigned to Bill Brown Elementary School (elementary), rated A+; Smithson Valley Middle School (middle), rated A; Smithson Valley High School (high), rated A-. All sit in Comal Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 577 River Way, Spring Branch, TX compare to other homes in Spring Branch 78070?

Among the 10,894 homes in Spring Branch 78070, it is worth more than 82% of them ($976,809 against a typical $662,395), its price per square foot is higher than 77% of them ($311 against a typical $267), it is bigger than 81% of them (3,145 ft² against a typical 2,165 ft²), its lot is bigger than 45% of them (1.01 ac against a typical 1.05 ac) and it is newer than 51% of them (2006 against a typical 2006). Measured against all of Comal County, it is worth more than 89% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on River Way

Closest homes

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Assigned schools

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