Beta Williamson County, TX only — data and coverage are limited during early access.

3605 ROCK SHELF LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,000 sqftBuilt 2002

Property at a Glance

This home is estimated between $193,316 and $349,146, with a best estimate of $334,844. 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

$193,316 $349,146
Best Estimate
$334,844
WCAD Value
$378,421
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 $193,316 and $349,146. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3505 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,105 sqft Built 2000
Raw Value $373,323
Adjusted Value $349,146

Adjusted -$21,375 for 105 sqft less living space and -$2,802 for being older. Net adjustment: -$24,177.

3569 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,105 sqft Built 2000
Raw Value $367,596
Adjusted Value $343,419

Adjusted -$21,375 for 105 sqft less living space and -$2,802 for being older. Net adjustment: -$24,177.

3565 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $334,955
Adjusted Value $193,316

Adjusted -$138,837 for 682 sqft less living space and -$2,802 for being older. Net adjustment: -$141,639.

3609 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,105 sqft Built 2003
Raw Value $348,115
Adjusted Value $328,141

Adjusted -$21,375 for 105 sqft less living space and +$1,401 for being newer. Net adjustment: -$19,974.

3596 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 807 sqft Built 2002
Raw Value $295,554
Adjusted Value $334,844

Adjusted +$39,290 for 193 sqft more living space. Net adjustment: +$39,290.

The Neighborhood

This home is valued 2.8% 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

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$378,421
Median
$368,194

This home is +2.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,809 across all districts. With a homestead exemption claimed, that drops to $5,489 — saving $1,320 per year. That's $457 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%$3,380
Round RockCity0.3720%$1,408
Williamson CountyCounty0.3694%$1,398
Austin Community Collegespecial0.1034%$391
Williamson County FM/RdCounty0.0443%$168
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,809

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $334,844 would pay approximately $2,090 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.

View full property details