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4829 TERRAZA TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,139 sqftBuilt 2015

Property at a Glance

This home is estimated between $511,698 and $777,995, with a best estimate of $718,178. That places the property above the R440515C - VIZCAYA median of $652,212, in a neighborhood that declined 0.6% over the past year.

Estimated Value Range

$511,698 $777,995
Best Estimate
$718,178
WCAD Value
$569,149
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R440515C - VIZCAYA, this home's estimated market value is between $511,698 and $777,995. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4813 TERRAZA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,958 sqft Built 2016
Raw Value $456,019
Adjusted Value $511,698

Adjusted +$55,679 for 181 sqft more living space. Net adjustment: +$55,679.

4833 TERRAZA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,445 sqft Built 2015
Raw Value $564,508
Adjusted Value $777,995

Adjusted +$213,487 for 694 sqft more living space. Net adjustment: +$213,487.

4805 TERRAZA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,727 sqft Built 2015
Raw Value $591,440
Adjusted Value $718,178

Adjusted +$126,738 for 412 sqft more living space. Net adjustment: +$126,738.

4825 TERRAZA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,552 sqft Built 2019
Raw Value $581,997
Adjusted Value $762,569

Adjusted +$180,572 for 587 sqft more living space. Net adjustment: +$180,572.

4841 TERRAZA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,499 sqft Built 2015
Raw Value $811,912
Adjusted Value $701,170

Adjusted -$110,742 for 360 sqft less living space. Net adjustment: -$110,742.

The Neighborhood

This home is valued 12.7% below the R440515C - VIZCAYA median of $652,212. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 0.6% over the past year.

R440515C - VIZCAYA

typical
585 Properties
$652,212 Median Value
-0.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$569,149
Median
$652,212

This home is -12.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,241 across all districts. With a homestead exemption claimed, that drops to $8,885 — saving $1,356 per year. That's $740 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,083
Round RockCity0.3720%$2,117
Williamson CountyCounty0.3694%$2,103
Austin Community Collegespecial0.1034%$589
Williamson County FM/RdCounty0.0443%$252
Upper Brushy Creek WCIDWater0.0170%$97
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,241

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $718,178 would pay approximately $4,483 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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