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

4300 PARKVISTA TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,195 sqftBuilt 2006

Property at a Glance

This home is estimated between $519,797 and $718,457, with a best estimate of $663,783. That places the property above the R420606C - TERAVISTA R5 median of $646,108, in a neighborhood that appreciated 2.5% over the past year.

Estimated Value Range

$519,797 $718,457
Best Estimate
$663,783
WCAD Value
$493,155
High Confidence

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

Based on 5 comparable properties in R420606C - TERAVISTA R5, this home's estimated market value is between $519,797 and $718,457. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4208 PARKVISTA TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,681 sqft Built 2007
Raw Value $479,769
Adjusted Value $622,134

Adjusted +$148,723 for 514 sqft more living space and -$6,358 for being older. Net adjustment: +$142,365.

4231 PEBBLESTONE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,610 sqft Built 2011
Raw Value $671,665
Adjusted Value $519,797

Adjusted -$120,078 for 415 sqft less living space and -$31,790 for being older. Net adjustment: -$151,868.

4213 WOODHAVEN TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,751 sqft Built 2012
Raw Value $573,462
Adjusted Value $663,783

Adjusted +$128,469 for 444 sqft more living space and -$38,148 for being older. Net adjustment: +$90,321.

4223 PEBBLESTONE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,530 sqft Built 2009
Raw Value $834,462
Adjusted Value $718,457

Adjusted -$96,931 for 335 sqft less living space and -$19,074 for being older. Net adjustment: -$116,005.

4224 PEBBLESTONE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,973 sqft Built 2012
Raw Value $645,919
Adjusted Value $672,006

Adjusted +$64,235 for 222 sqft more living space and -$38,148 for being older. Net adjustment: +$26,087.

The Neighborhood

This home is valued 23.7% below the R420606C - TERAVISTA R5 median of $646,108. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 2.5% over the past year.

R420606C - TERAVISTA R5

below average
622 Properties
$646,108 Median Value
+2.5% YoY Change
1% Have Pool
99% Have Garage
This Home
$493,155
Median
$646,108

This home is -23.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,334 across all districts. With a homestead exemption claimed, that drops to $7,993 — saving $1,341 per year. That's $666 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%$4,404
Williamson CountyCounty0.3694%$1,822
Williamson County MUD #11MUD0.3656%$1,803
Austin Community Collegespecial0.1034%$510
Williamson County ESD #9 - Round RockESD0.0999%$493
Williamson County FM/RdCounty0.0443%$219
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$9,334

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $663,783 would pay approximately $4,143 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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