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2108 RESTON CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,164 sqftBuilt 2008

Property at a Glance

This home is estimated between $401,744 and $468,672, with a best estimate of $422,184. That places the property below the R417506E - TERAVISTA R4 median of $430,980, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$401,744 $468,672
Best Estimate
$422,184
WCAD Value
$747,104
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R417506E - TERAVISTA R4. The estimated range of $401,744 and $468,672 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,159 sqft Built 2014
Raw Value $416,078
Adjusted Value $422,184

Adjusted +$1,192 for 5 sqft more living space and +$4,914 for being newer. Net adjustment: +$6,106.

3 bed 2 bath 2,219 sqft Built 2018
Raw Value $441,664
Adjusted Value $436,740

Adjusted -$13,113 for 55 sqft less living space and +$8,189 for being newer. Net adjustment: -$4,924.

3 bed 2 bath 1,787 sqft Built 2009
Raw Value $313,422
Adjusted Value $404,123

Adjusted +$89,882 for 377 sqft more living space and +$819 for being newer. Net adjustment: +$90,701.

3 bed 2 bath 1,787 sqft Built 2009
Raw Value $311,043
Adjusted Value $401,744

Adjusted +$89,882 for 377 sqft more living space and +$819 for being newer. Net adjustment: +$90,701.

3 bed 2 bath 1,919 sqft Built 2016
Raw Value $403,709
Adjusted Value $468,672

Adjusted +$58,411 for 245 sqft more living space and +$6,552 for being newer. Net adjustment: +$64,963.

The Neighborhood

This home is valued 73.4% 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
$747,104
Median
$430,980

This home is +73.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,141 across all districts. With a homestead exemption claimed, that drops to $12,753 — saving $1,388 per year. That's $1,063 per month a buyer should budget. The assessed value increased +4.1% vs the subdivision average of -4.6%. This above-average increase gives a protest opportunity score of 54 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,672
Williamson CountyCounty0.3694%$2,760
Williamson County MUD #11MUD0.3656%$2,731
Austin Community Collegespecial0.1034%$773
Williamson County ESD #9 - Round RockESD0.0999%$746
Williamson County FM/RdCounty0.0443%$331
Upper Brushy Creek WCIDWater0.0170%$127
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$14,141
54 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $422,184 would pay approximately $2,635 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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