Beta Williamson County, TX only — data and coverage are limited during early access.

1513 GREENSIDE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,831 sqftBuilt 2010

Property at a Glance

This home is estimated between $331,351 and $626,903, with a best estimate of $399,938. That places the property below the R417506E - TERAVISTA R4 median of $430,980, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$331,351 $626,903
Best Estimate
$399,938
WCAD Value
$390,776
High Confidence

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

Based on 5 comparable properties in R417506E - TERAVISTA R4, this home's estimated market value is between $331,351 and $626,903. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1517 GREENSIDE DR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,060 sqft Built 2010
Raw Value $443,087
Adjusted Value $626,903

Adjusted +$183,816 for 771 sqft more living space. Net adjustment: +$183,816.

1507 GREENSIDE DR, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,671 sqft Built 2008
Raw Value $488,870
Adjusted Value $525,378

Adjusted +$38,146 for 160 sqft more living space and -$1,638 for being older. Net adjustment: +$36,508.

1519 GREENSIDE DR, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,875 sqft Built 2011
Raw Value $409,609
Adjusted Value $399,938

Adjusted -$10,490 for 44 sqft less living space and +$819 for being newer. Net adjustment: -$9,671.

1510 GREENSIDE DR, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,915 sqft Built 2009
Raw Value $371,313
Adjusted Value $350,467

Adjusted -$20,027 for 84 sqft less living space and -$819 for being older. Net adjustment: -$20,846.

1505 GREENSIDE DR, ROUND ROCK, TX 78665
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,032 sqft Built 2008
Raw Value $380,910
Adjusted Value $331,351

Adjusted -$47,921 for 201 sqft less living space and -$1,638 for being older. Net adjustment: -$49,559.

The Neighborhood

This home is valued 9.3% below the R417506E - TERAVISTA R4 median of $430,980. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.6% over the past year.

R417506E - TERAVISTA R4

typical
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$390,776
Median
$430,980

This home is -9.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,397 across all districts. With a homestead exemption claimed, that drops to $6,074 — saving $1,323 per year. That's $506 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%$3,490
Williamson CountyCounty0.3694%$1,444
Williamson County MUD #11MUD0.3656%$1,429
Austin Community Collegespecial0.1034%$404
Williamson County ESD #9 - Round RockESD0.0999%$390
Williamson County FM/RdCounty0.0443%$173
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$7,397

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $399,938 would pay approximately $2,496 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 4/19/2026.

View full property details