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3515 ROCK SHELF LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath710 sqftBuilt 2000

Property at a Glance

This home is estimated between $278,609 and $337,004, with a best estimate of $322,187. 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

$278,609 $337,004
Best Estimate
$322,187
WCAD Value
$307,340
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 $278,609 and $337,004. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $278,609

Adjusted -$19,747 for 97 sqft less living space and +$2,802 for being newer. Net adjustment: -$16,945.

3602 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 847 sqft Built 2002
Raw Value $362,092
Adjusted Value $337,004

Adjusted -$27,890 for 137 sqft less living space and +$2,802 for being newer. Net adjustment: -$25,088.

3605 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,000 sqft Built 2002
Raw Value $378,421
Adjusted Value $322,187

Adjusted -$59,036 for 290 sqft less living space and +$2,802 for being newer. Net adjustment: -$56,234.

3506 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 920 sqft Built 2000
Raw Value $371,107
Adjusted Value $328,357

Adjusted -$42,750 for 210 sqft less living space. Net adjustment: -$42,750.

3604 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 985 sqft Built 2003
Raw Value $345,238
Adjusted Value $293,457

Adjusted -$55,983 for 275 sqft less living space and +$4,202 for being newer. Net adjustment: -$51,781.

The Neighborhood

This home is valued 16.5% below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

below average
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$307,340
Median
$368,194

This home is -16.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,530 across all districts. With a homestead exemption claimed, that drops to $4,223 — saving $1,307 per year. That's $352 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%$2,745
Round RockCity0.3720%$1,143
Williamson CountyCounty0.3694%$1,135
Austin Community Collegespecial0.1034%$318
Williamson County FM/RdCounty0.0443%$136
Upper Brushy Creek WCIDWater0.0170%$52
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,530

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $322,187 would pay approximately $2,011 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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