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3739 TOP ROCK LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,445 sqftBuilt 1997

Property at a Glance

This home is estimated between $280,964 and $461,665, with a best estimate of $323,745. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$280,964 $461,665
Best Estimate
$323,745
WCAD Value
$467,752
High Confidence

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

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $280,964 and $461,665. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3730 TOP ROCK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,036 sqft Built 1996
Raw Value $425,124
Adjusted Value $303,411

Adjusted -$120,312 for 591 sqft less living space and -$1,401 for being older. Net adjustment: -$121,713.

3734 TOP ROCK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,236 sqft Built 1996
Raw Value $282,599
Adjusted Value $323,745

Adjusted +$42,547 for 209 sqft more living space and -$1,401 for being older. Net adjustment: +$41,146.

3768 TOP ROCK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,540 sqft Built 1999
Raw Value $297,501
Adjusted Value $280,964

Adjusted -$19,339 for 95 sqft less living space and +$2,802 for being newer. Net adjustment: -$16,537.

3742 TOP ROCK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,445 sqft Built 1996
Raw Value $456,413
Adjusted Value $455,012

Adjusted -$1,401 for being older. Net adjustment: -$1,401.

3720 TOP ROCK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,445 sqft Built 1997
Raw Value $461,665
Adjusted Value $461,665

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 27.0% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

above average
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$467,752
Median
$368,194

This home is +27.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,416 across all districts. With a homestead exemption claimed, that drops to $7,079 — saving $1,337 per year. That's $590 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%$4,177
Round RockCity0.3720%$1,740
Williamson CountyCounty0.3694%$1,728
Austin Community Collegespecial0.1034%$484
Williamson County FM/RdCounty0.0443%$207
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,416

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $323,745 would pay approximately $2,021 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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