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3509 ROCK SHELF LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,725 sqftBuilt 2000

Property at a Glance

This home is estimated between $334,057 and $359,324, with a best estimate of $343,709. 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

$334,057 $359,324
Best Estimate
$343,709
WCAD Value
$336,079
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 $334,057 and $359,324. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $343,709

Adjusted +$8,754 for 43 sqft more living space. Net adjustment: +$8,754.

3592 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,439 sqft Built 2002
Raw Value $298,300
Adjusted Value $359,324

Adjusted +$58,222 for 286 sqft more living space and +$2,802 for being newer. Net adjustment: +$61,024.

3524 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 $347,975
Adjusted Value $356,729

Adjusted +$8,754 for 43 sqft more living space. Net adjustment: +$8,754.

3606 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,741 sqft Built 2002
Raw Value $334,512
Adjusted Value $334,057

Adjusted -$3,257 for 16 sqft less living space and +$2,802 for being newer. Net adjustment: -$455.

3612 ROCK SHELF LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,741 sqft Built 2002
Raw Value $334,512
Adjusted Value $334,057

Adjusted -$3,257 for 16 sqft less living space and +$2,802 for being newer. Net adjustment: -$455.

The Neighborhood

This home is valued 8.7% 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

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$336,079
Median
$368,194

This home is -8.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,047 across all districts. With a homestead exemption claimed, that drops to $4,735 — saving $1,312 per year. That's $395 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%$3,002
Round RockCity0.3720%$1,250
Williamson CountyCounty0.3694%$1,242
Austin Community Collegespecial0.1034%$348
Williamson County FM/RdCounty0.0443%$149
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,047

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $343,709 would pay approximately $2,145 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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