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712 MANDELL ST, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,047 sqftBuilt 2018

Property at a Glance

This home is estimated between $172,215 and $413,708, with a best estimate of $335,342. That places the property above the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$172,215 $413,708
Best Estimate
$335,342
WCAD Value
$587,339
Low Confidence

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

There are 5 comparable properties within range, but few are in R701575F - OLD TOWN ROUND ROCK. The estimated range of $172,215 and $413,708 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,624 sqft Built 2020
Raw Value $346,624
Adjusted Value $192,288

Adjusted -$148,151 for 577 sqft less living space and -$6,185 for being older. Net adjustment: -$154,336.

902 MANDELL ST S, ROUND ROCK, TX 78664
0.00 mi 75% similar Same subdivision
3 bed 2 bath 1,583 sqft Built 1980
Raw Value $433,823
Adjusted Value $413,708

Adjusted -$137,624 for 536 sqft less living space and +$117,509 for being newer. Net adjustment: -$20,115.

4 bed 2 bath 1,503 sqft Built 2020
Raw Value $466,549
Adjusted Value $343,281

Adjusted -$117,083 for 456 sqft less living space and -$6,185 for being older. Net adjustment: -$123,268.

3 bed 2 bath 1,802 sqft Built 2020
Raw Value $372,255
Adjusted Value $172,215

Adjusted -$193,855 for 755 sqft less living space and -$6,185 for being older. Net adjustment: -$200,040.

3 bed 2 bath 1,158 sqft Built 1984
Raw Value $258,702
Adjusted Value $335,342

Adjusted -$28,500 for 111 sqft less living space and +$105,140 for being newer. Net adjustment: +$76,640.

The Neighborhood

This home is valued 84.0% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

outlier high
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$587,339
Median
$319,256

This home is +84.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,714 across all districts. With a homestead exemption claimed, that drops to $7,374 — saving $1,340 per year. That's $615 per month a buyer should budget. The assessed value increased +45.5% vs the subdivision average of +4.3%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,325
Round RockCity0.3720%$1,802
Williamson CountyCounty0.3694%$1,789
Austin Community Collegespecial0.1034%$501
Williamson County FM/RdCounty0.0443%$215
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,714
100 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $335,342 would pay approximately $2,093 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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