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Single Family ResidenceResidential
$476,323$221 / 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 Aug 30, 2026

29021 ROCK CYN

BULVERDE, TX 78163
2
Baths
2,159 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$476K
$453K low$500K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,270 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$475,960 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$167,060
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$308,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$83,530
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$475,960

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.60
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
69
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
99
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.
87
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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.0.53
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.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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 248 ft²

Transaction History(1)

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
Johnson Ranch Elementary SchoolA-
Elementary · Grades PK–5 · 2.1 mi
H
Pieper High SchoolB
High · Grades 9–12 · 2.2 mi
M
Bulverde Middle SchoolB+
Middle · Grades 6–8 · 2.5 mi

District: Comal Independent School District

Neighborhood · ZIP 78163These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.18,970
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.220 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,403
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,015
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Owner Tools

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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

29021 Rock 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.

  • Among the newest homes in Bulverde 78163

What homes are worth in Bulverde 78163

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

This home
$285K$1.4M

This home is worth more than 49% of homes in Bulverde 78163.

How it measures up in Bulverde 78163

The dot is this home. The mark in the middle is the typical home in Bulverde 78163.

Estimated value$476,323
CheaperTypical $478,251Pricier

Pricier than 49% of homes nearby

Price per ft²$221
CheaperTypical $210Pricier

Pricier than 56% of homes nearby

Living area2,159 ft²
SmallerTypical 2,349 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.53 ac
SmallerTypical 0.42 acBigger

Bigger than 52% of homes nearby

Year built2024
OlderTypical 2018Newer

Newer than almost all homes nearby

How 29021 Rock Cyn ranks against every home in each area.
MeasureThis homeBulverde 78163Comal County
Estimated valuepricier than$476,32349% of homes51% of homes
Price per ft²pricier than$22156% of homes46% of homes
Living areabigger than2,159 ft²40% of homes53% of homes
Lot sizebigger than0.53 ac52% of homes56% of homes
Year builtnewer than2024almost all homesalmost all homes

About 29021 Rock Cyn

How much is 29021 Rock Cyn, Bulverde, TX worth?

The TopHap Estimate for 29021 Rock Cyn, Bulverde, TX is $476,323 as of Aug 30, 2026. The likely range is $453,078 to $499,568. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 29021 Rock Cyn, Bulverde, TX last sell?

29021 Rock Cyn, Bulverde, TX last sold on Jul 2, 2024, according to the county's recorded deed.

How big is 29021 Rock Cyn, Bulverde, TX?

29021 Rock Cyn, Bulverde, TX has 2 bathrooms, 2,159 square feet of living space and a 0.53-acre lot.

When was 29021 Rock Cyn, Bulverde, TX built?

29021 Rock Cyn, Bulverde, TX was built in 2024, making it 2 years old. The building has 1 story.

What schools serve 29021 Rock Cyn, Bulverde, TX?

29021 Rock Cyn, Bulverde, TX is assigned to Johnson Ranch Elementary School (elementary), rated A-; Pieper High School (high), rated B; Bulverde Middle School (middle), rated B+. All sit in Comal Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 29021 Rock Cyn, Bulverde, TX compare to other homes in Bulverde 78163?

Among the 9,618 homes in Bulverde 78163, it is worth more than 49% of them ($476,323 against a typical $478,251), its price per square foot is higher than 56% of them ($221 against a typical $210), it is bigger than 40% of them (2,159 ft² against a typical 2,349 ft²), its lot is bigger than 52% of them (0.53 ac against a typical 0.42 ac) and it is newer than almost all of them (2024 against a typical 2018). Measured against all of Comal County, it is worth more than 51% 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 29021 Rock Cyn, Bulverde, TX?

The 2024 property tax bill for 29021 Rock Cyn, Bulverde, TX was $1,270. The county assessed it at $475,960.

More homes on Rock Cyn

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