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4379 GREEN TREE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,244 sqftBuilt 2011

Property at a Glance

This home is estimated between $326,343 and $698,858, with a best estimate of $645,741. That places the property above the R417506E - TERAVISTA R4 median of $430,980, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$326,343 $698,858
Best Estimate
$645,741
WCAD Value
$617,099
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $326,343 and $698,858. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

4368 GREEN TREE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,654 sqft Built 2009
Raw Value $543,318
Adjusted Value $682,343

Adjusted +$140,663 for 590 sqft more living space and -$1,638 for being older. Net adjustment: +$139,025.

4377 GREEN TREE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,138 sqft Built 2010
Raw Value $674,405
Adjusted Value $698,858

Adjusted +$25,272 for 106 sqft more living space and -$819 for being older. Net adjustment: +$24,453.

4364 GREEN TREE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,102 sqft Built 2010
Raw Value $531,720
Adjusted Value $326,343

Adjusted -$204,558 for 858 sqft less living space and -$819 for being older. Net adjustment: -$205,377.

4401 GREEN TREE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,361 sqft Built 2008
Raw Value $676,092
Adjusted Value $645,741

Adjusted -$27,894 for 117 sqft less living space and -$2,457 for being older. Net adjustment: -$30,351.

3 bed 2 bath 2,211 sqft Built 2018
Raw Value $444,450
Adjusted Value $458,051

Adjusted +$7,868 for 33 sqft more living space and +$5,733 for being newer. Net adjustment: +$13,601.

The Neighborhood

This home is valued 43.2% above the R417506E - TERAVISTA R4 median of $430,980. With 1,632 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.6% over the past year.

R417506E - TERAVISTA R4

above average
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$617,099
Median
$430,980

This home is +43.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,680 across all districts. With a homestead exemption claimed, that drops to $10,316 — saving $1,364 per year. That's $860 per month a buyer should budget. The assessed value increased +9.6% vs the subdivision average of -4.6%. This above-average increase gives a protest opportunity score of 70 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,511
Williamson CountyCounty0.3694%$2,280
Williamson County MUD #11MUD0.3656%$2,256
Austin Community Collegespecial0.1034%$638
Williamson County ESD #9 - Round RockESD0.0999%$617
Williamson County FM/RdCounty0.0443%$274
Upper Brushy Creek WCIDWater0.0170%$105
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$11,680
70 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $645,741 would pay approximately $4,031 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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