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

4378 BARCHETTA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,291 sqftBuilt 2010

Property at a Glance

This home is estimated between $454,644 and $895,178, with a best estimate of $690,942. 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

$454,644 $895,178
Best Estimate
$690,942
WCAD Value
$661,561
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R417506E - TERAVISTA R4. The estimated range of $454,644 and $895,178 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,470 sqft Built 2013
Raw Value $828,410
Adjusted Value $788,191

Adjusted -$42,676 for 179 sqft less living space and +$2,457 for being newer. Net adjustment: -$40,219.

4 bed 3 bath 2,382 sqft Built 2002
Raw Value $923,426
Adjusted Value $895,178

Adjusted -$21,696 for 91 sqft less living space and -$6,552 for being older. Net adjustment: -$28,248.

4372 BARCHETTA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,658 sqft Built 2011
Raw Value $539,208
Adjusted Value $690,942

Adjusted +$150,915 for 633 sqft more living space and +$819 for being newer. Net adjustment: +$151,734.

4 bed 4 bath 2,328 sqft Built 2015
Raw Value $459,370
Adjusted Value $454,644

Adjusted -$8,821 for 37 sqft less living space and +$4,095 for being newer. Net adjustment: -$4,726.

4 bed 3 bath 1,920 sqft Built 2016
Raw Value $384,616
Adjusted Value $477,981

Adjusted +$88,451 for 371 sqft more living space and +$4,914 for being newer. Net adjustment: +$93,365.

The Neighborhood

This home is valued 53.5% 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
$661,561
Median
$430,980

This home is +53.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,522 across all districts. With a homestead exemption claimed, that drops to $11,149 — saving $1,373 per year. That's $929 per month a buyer should budget. The assessed value increased +1.4% vs the subdivision average of -4.6%. This above-average increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,908
Williamson CountyCounty0.3694%$2,444
Williamson County MUD #11MUD0.3656%$2,419
Austin Community Collegespecial0.1034%$684
Williamson County ESD #9 - Round RockESD0.0999%$661
Williamson County FM/RdCounty0.0443%$293
Upper Brushy Creek WCIDWater0.0170%$112
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$12,522
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $690,942 would pay approximately $4,313 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.

View full property details