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4120 GREEN VISTA PL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,191 sqftBuilt 2006

Property at a Glance

This home is estimated between $631,859 and $675,471, with a best estimate of $642,493. 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

$631,859 $675,471
Best Estimate
$642,493
WCAD Value
$732,761
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 $631,859 and $675,471. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4214 GREEN VISTA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,476 sqft Built 2006
Raw Value $505,006
Adjusted Value $675,471

Adjusted +$170,465 for 715 sqft more living space. Net adjustment: +$170,465.

1721 WOOD VISTA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,702 sqft Built 2009
Raw Value $512,818
Adjusted Value $631,859

Adjusted +$116,584 for 489 sqft more living space and +$2,457 for being newer. Net adjustment: +$119,041.

1803 WOOD VISTA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,776 sqft Built 2006
Raw Value $559,562
Adjusted Value $658,503

Adjusted +$98,941 for 415 sqft more living space. Net adjustment: +$98,941.

4122 GREEN VISTA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,132 sqft Built 2006
Raw Value $626,767
Adjusted Value $640,833

Adjusted +$14,066 for 59 sqft more living space. Net adjustment: +$14,066.

4108 GREEN VISTA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,358 sqft Built 2006
Raw Value $682,308
Adjusted Value $642,493

Adjusted -$39,815 for 167 sqft less living space. Net adjustment: -$39,815.

The Neighborhood

This home is valued 70.0% 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

outlier high
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$732,761
Median
$430,980

This home is +70.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,030 across all districts. With a homestead exemption claimed, that drops to $12,644 — saving $1,386 per year. That's $1,054 per month a buyer should budget. The assessed value increased +4.9% vs the subdivision average of -4.6%. This above-average increase gives a protest opportunity score of 58 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,544
Williamson County MUD #10MUD0.3875%$2,839
Williamson CountyCounty0.3694%$2,707
Austin Community Collegespecial0.1034%$758
Williamson County ESD #9 - Round RockESD0.0999%$732
Williamson County FM/RdCounty0.0443%$325
Upper Brushy Creek WCIDWater0.0170%$125
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9147%$14,030
58 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $642,493 would pay approximately $4,010 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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