Skip to content
Skip to content
TopHapOpen in map
Farm (Irrigated Or Dry)Agriculture / Farming
$777,459$255 / 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 86How 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

1012 OLD ZORN RD

SAN MARCOS, TX 78666
3
Beds
2
Baths
3,046 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.
26.5 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$777K
$671K low$884K 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.$777,459
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$621,967

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,259 (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.$873,070 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,519
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$345,823
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$908,525
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$873,070

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.92 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Farm (Irrigated Or Dry)
CountyGUADALUPE
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
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.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 · 210 ft²Porch · 594 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.

M
Navarro Junior High SchoolB
Middle · Grades 7–8 · 6.8 mi
E
Navarro Elementary School
Elementary · Grades PK–3 · 6.9 mi
H
Navarro High SchoolB
High · Grades 9–12 · 6.9 mi

District: Navarro Independent School District

Neighborhood · ZIP 78666These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.72
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.99,796
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.548 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,287
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,670
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

1012 Old Zorn 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.

  • Among the most valuable homes in Guadalupe County
  • Costs more per square foot than 95% of homes in Guadalupe County
  • Bigger than 94% of homes in San Marcos 78666
  • Among the largest lots in Guadalupe County

What homes are worth in San Marcos 78666

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

This home
$161K$878K

This home is worth more than 97% of homes in San Marcos 78666.

How it measures up in San Marcos 78666

The dot is this home. The mark in the middle is the typical home in San Marcos 78666.

Estimated value$777,459
CheaperTypical $325,911Pricier

Pricier than 97% of homes nearby

Price per ft²$255
CheaperTypical $195Pricier

Pricier than 85% of homes nearby

Living area3,046 ft²
SmallerTypical 1,650 ft²Bigger

Bigger than 94% of homes nearby

Lot size26.5 ac
SmallerTypical 0.36 acBigger

Bigger than almost all homes nearby

Year built2001
OlderTypical 2010Newer

Newer than 37% of homes nearby

How 1012 Old Zorn Rd ranks against every home in each area.
MeasureThis homeSan Marcos 78666Guadalupe County
Estimated valuepricier than$777,45997% of homesalmost all homes
Price per ft²pricier than$25585% of homes95% of homes
Living areabigger than3,046 ft²94% of homes92% of homes
Lot sizebigger than26.5 acalmost all homesalmost all homes
Year builtnewer than200137% of homes39% of homes

About 1012 Old Zorn Rd

How much is 1012 Old Zorn Rd, San Marcos, TX worth?

The TopHap Estimate for 1012 Old Zorn Rd, San Marcos, TX is $777,459 as of Jul 14, 2026. The likely range is $671,160 to $883,758. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1012 Old Zorn Rd, San Marcos, TX last sell?

1012 Old Zorn Rd, San Marcos, TX last sold on Aug 14, 2009, according to the county's recorded deed.

How big is 1012 Old Zorn Rd, San Marcos, TX?

1012 Old Zorn Rd, San Marcos, TX has 3 bedrooms, 2 bathrooms and 3,046 square feet of living space.

When was 1012 Old Zorn Rd, San Marcos, TX built?

1012 Old Zorn Rd, San Marcos, TX was built in 2001, making it 25 years old. The building has 1 story.

What schools serve 1012 Old Zorn Rd, San Marcos, TX?

1012 Old Zorn Rd, San Marcos, TX is assigned to Navarro Junior High School (middle), rated B; Navarro Elementary School (elementary); Navarro High School (high), rated B. All sit in Navarro Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1012 Old Zorn Rd, San Marcos, TX compare to other homes in San Marcos 78666?

Among the 22,772 homes in San Marcos 78666, it is worth more than 97% of them ($777,459 against a typical $325,911), its price per square foot is higher than 85% of them ($255 against a typical $195), it is bigger than 94% of them (3,046 ft² against a typical 1,650 ft²), its lot is bigger than almost all of them (26.5 ac against a typical 0.36 ac) and it is newer than 37% of them (2001 against a typical 2010). Measured against all of Guadalupe County, it is worth more than almost all 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 1012 Old Zorn Rd, San Marcos, TX?

The 2025 property tax bill for 1012 Old Zorn Rd, San Marcos, TX was $1,259. The county assessed it at $873,070.

Closest homes

More homes in San Marcos 78666

Assigned schools

Explore the area

See this home in context

Open 1012 Old Zorn Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map