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1221 GREEN TERRACE DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath989 sqftBuilt 1993

Property at a Glance

This home is estimated between $348,654 and $360,379, with a best estimate of $352,963. That places the property above the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799, in a neighborhood that declined 10.6% over the past year.

Estimated Value Range

$348,654 $360,379
Best Estimate
$352,963
WCAD Value
$336,509
High Confidence

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

Based on 5 comparable properties in R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE, this home's estimated market value is between $348,654 and $360,379. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1308 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 772 sqft Built 1993
Raw Value $302,983
Adjusted Value $352,963

Adjusted +$49,980 for 217 sqft more living space. Net adjustment: +$49,980.

1208 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 780 sqft Built 1993
Raw Value $302,198
Adjusted Value $350,335

Adjusted +$48,137 for 209 sqft more living space. Net adjustment: +$48,137.

1314 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 772 sqft Built 1993
Raw Value $304,779
Adjusted Value $354,759

Adjusted +$49,980 for 217 sqft more living space. Net adjustment: +$49,980.

1402 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 986 sqft Built 1993
Raw Value $347,963
Adjusted Value $348,654

Adjusted +$691 for 3 sqft more living space. Net adjustment: +$691.

1214 GREEN TERRACE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 780 sqft Built 1993
Raw Value $312,242
Adjusted Value $360,379

Adjusted +$48,137 for 209 sqft more living space. Net adjustment: +$48,137.

The Neighborhood

This home is valued 26.6% above the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799. With 1,079 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.6% over the past year.

R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE

above average
1,079 Properties
$265,799 Median Value
-10.6% YoY Change
2% Have Pool
90% Have Garage
This Home
$336,509
Median
$265,799

This home is +26.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,055 across all districts. With a homestead exemption claimed, that drops to $4,742 — saving $1,313 per year. That's $395 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%$3,005
Round RockCity0.3720%$1,252
Williamson CountyCounty0.3694%$1,243
Austin Community Collegespecial0.1034%$348
Williamson County FM/RdCounty0.0443%$149
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,055

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $352,963 would pay approximately $2,203 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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