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105 VISTA AVE., ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,858 sqftBuilt 1960

Property at a Glance

This home is estimated between $56,990 and $257,722, with a best estimate of $189,136. That places the property below the R503460E - Summit, Big Oaks, Vista Abstracts median of $329,210, in a neighborhood that declined 5.0% over the past year.

Estimated Value Range

$56,990 $257,722
Best Estimate
$189,136
WCAD Value
$343,932
Low Confidence

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

There are 5 comparable properties within range, but none are in R503460E - Summit, Big Oaks, Vista Abstracts. The estimated range of $56,990 and $257,722 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,754 sqft Built 1983
Raw Value $329,460
Adjusted Value $161,316

Adjusted +$19,151 for 104 sqft more living space and -$187,295 for being older. Net adjustment: -$168,144.

3 bed 2 bath 1,595 sqft Built 1979
Raw Value $295,427
Adjusted Value $189,136

Adjusted +$48,431 for 263 sqft more living space and -$154,722 for being older. Net adjustment: -$106,291.

3 bed 2 bath 1,517 sqft Built 1978
Raw Value $341,507
Adjusted Value $257,722

Adjusted +$62,794 for 341 sqft more living space and -$146,579 for being older. Net adjustment: -$83,785.

3 bed 2 bath 1,918 sqft Built 1993
Raw Value $336,766
Adjusted Value $56,990

Adjusted -$11,049 for 60 sqft less living space and -$268,727 for being older. Net adjustment: -$279,776.

4 bed 2 bath 2,255 sqft Built 1978
Raw Value $424,324
Adjusted Value $204,639

Adjusted -$73,106 for 397 sqft less living space and -$146,579 for being older. Net adjustment: -$219,685.

The Neighborhood

This home is valued 4.5% above the R503460E - Summit, Big Oaks, Vista Abstracts median of $329,210. With 13 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.0% over the past year.

R503460E - Summit, Big Oaks, Vista Abstracts

typical
13 Properties
$329,210 Median Value
-5.0% YoY Change
8% Have Pool
39% Have Garage
This Home
$343,932
Median
$329,210

This home is +4.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,098 across all districts. With a homestead exemption claimed, that drops to $3,796 — saving $1,302 per year. That's $316 per month a buyer should budget. The assessed value increased +2.1% vs the subdivision average of -5.0%. This above-average increase gives a protest opportunity score of 36 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,531
Round RockCity0.3720%$1,054
Williamson CountyCounty0.3694%$1,047
Austin Community Collegespecial0.1034%$293
Williamson County FM/RdCounty0.0443%$126
Upper Brushy Creek WCIDWater0.0170%$48
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,098
36 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $189,136 would pay approximately $1,181 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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