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512 HIDDEN BROOK LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,568 sqftBuilt 2005

Property at a Glance

This home is estimated between $289,548 and $508,550, with a best estimate of $305,614. 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

$289,548 $508,550
Best Estimate
$305,614
WCAD Value
$326,532
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 $289,548 and $508,550. 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 $289,548

Adjusted -$123,259 for 517 sqft less living space. Net adjustment: -$123,259.

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 $305,614

Adjusted -$66,756 for 280 sqft less living space. Net adjustment: -$66,756.

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 $325,337

Adjusted -$171,657 for 720 sqft less living space. Net adjustment: -$171,657.

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 $305,428

Adjusted -$71,285 for 299 sqft less living space. Net adjustment: -$71,285.

331 HIDDEN BROOK LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,175 sqft Built 2005
Raw Value $414,854
Adjusted Value $508,550

Adjusted +$93,696 for 393 sqft more living space. Net adjustment: +$93,696.

The Neighborhood

This home is valued 24.2% 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

below average
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$326,532
Median
$430,980

This home is -24.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,252 across all districts. With a homestead exemption claimed, that drops to $4,941 — saving $1,311 per year. That's $412 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%$2,916
Williamson County MUD #10MUD0.3875%$1,265
Williamson CountyCounty0.3694%$1,206
Austin Community Collegespecial0.1034%$338
Williamson County ESD #9 - Round RockESD0.0999%$326
Williamson County FM/RdCounty0.0443%$145
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9147%$6,252

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $305,614 would pay approximately $1,908 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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