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312 HIDDEN BROOK LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,130 sqftBuilt 2005

Property at a Glance

This home is estimated between $384,108 and $459,325, with a best estimate of $439,416. 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

$384,108 $459,325
Best Estimate
$439,416
WCAD Value
$407,261
High Confidence

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

Based on 5 comparable properties in R417506E - TERAVISTA R4, this home's estimated market value is between $384,108 and $459,325. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

404 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,085 sqft Built 2005
Raw Value $412,807
Adjusted Value $423,536

Adjusted +$10,729 for 45 sqft more living space. Net adjustment: +$10,729.

334 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,848 sqft Built 2005
Raw Value $372,370
Adjusted Value $439,602

Adjusted +$67,232 for 282 sqft more living space. Net adjustment: +$67,232.

510 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,288 sqft Built 2005
Raw Value $496,994
Adjusted Value $459,325

Adjusted -$37,669 for 158 sqft less living space. Net adjustment: -$37,669.

502 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,867 sqft Built 2005
Raw Value $376,713
Adjusted Value $439,416

Adjusted +$62,703 for 263 sqft more living space. Net adjustment: +$62,703.

326 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,077 sqft Built 2005
Raw Value $371,472
Adjusted Value $384,108

Adjusted +$12,636 for 53 sqft more living space. Net adjustment: +$12,636.

The Neighborhood

This home is valued 5.5% below the R417506E - TERAVISTA R4 median of $430,980. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.6% over the past year.

R417506E - TERAVISTA R4

typical
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$407,261
Median
$430,980

This home is -5.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,798 across all districts. With a homestead exemption claimed, that drops to $6,472 — saving $1,326 per year. That's $539 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%$3,637
Williamson County MUD #10MUD0.3875%$1,578
Williamson CountyCounty0.3694%$1,505
Austin Community Collegespecial0.1034%$421
Williamson County ESD #9 - Round RockESD0.0999%$407
Williamson County FM/RdCounty0.0443%$181
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9147%$7,798

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $439,416 would pay approximately $2,743 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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