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2109 RESTON CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed4 bath2,076 sqftBuilt 2007

Property at a Glance

This home is estimated between $327,313 and $596,123, with a best estimate of $516,637. 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

$327,313 $596,123
Best Estimate
$516,637
WCAD Value
$674,548
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 $327,313 and $596,123 should be treated as a rough guide.

Comparable Properties (5)

5 bed 4 bath 2,205 sqft Built 2017
Raw Value $567,133
Adjusted Value $544,567

Adjusted -$30,755 for 129 sqft less living space and +$8,189 for being newer. Net adjustment: -$22,566.

2107 RESTON CV, ROUND ROCK, TX 78665
0.00 mi 97% similar Same subdivision
4 bed 3 bath 2,880 sqft Built 2011
Raw Value $515,721
Adjusted Value $327,313

Adjusted -$191,684 for 804 sqft less living space and +$3,276 for being newer. Net adjustment: -$188,408.

5 bed 3 bath 1,864 sqft Built 2019
Raw Value $456,267
Adjusted Value $516,637

Adjusted +$50,543 for 212 sqft more living space and +$9,827 for being newer. Net adjustment: +$60,370.

4 bed 3 bath 1,936 sqft Built 2016
Raw Value $373,820
Adjusted Value $414,568

Adjusted +$33,378 for 140 sqft more living space and +$7,370 for being newer. Net adjustment: +$40,748.

5 bed 4 bath 2,779 sqft Built 2017
Raw Value $755,538
Adjusted Value $596,123

Adjusted -$167,604 for 703 sqft less living space and +$8,189 for being newer. Net adjustment: -$159,415.

The Neighborhood

This home is valued 56.5% 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
$674,548
Median
$430,980

This home is +56.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,768 across all districts. With a homestead exemption claimed, that drops to $11,393 — saving $1,375 per year. That's $949 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%$6,024
Williamson CountyCounty0.3694%$2,492
Williamson County MUD #11MUD0.3656%$2,466
Austin Community Collegespecial0.1034%$697
Williamson County ESD #9 - Round RockESD0.0999%$674
Williamson County FM/RdCounty0.0443%$299
Upper Brushy Creek WCIDWater0.0170%$115
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$12,768

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $516,637 would pay approximately $3,225 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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