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

4304 STONE OAK DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,031 sqftBuilt 2003

Property at a Glance

This home is estimated between $189,149 and $395,179, with a best estimate of $199,062. 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

$189,149 $395,179
Best Estimate
$199,062
WCAD Value
$425,813
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 $189,149 and $395,179. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3410 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 826 sqft Built 2000
Raw Value $357,649
Adjusted Value $395,179

Adjusted +$41,732 for 205 sqft more living space and -$4,202 for being older. Net adjustment: +$37,530.

3412 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $335,790
Adjusted Value $199,062

Adjusted -$132,526 for 651 sqft less living space and -$4,202 for being older. Net adjustment: -$136,728.

3414 FLOWSTONE LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 885 sqft Built 2000
Raw Value $358,587
Adjusted Value $384,107

Adjusted +$29,722 for 146 sqft more living space and -$4,202 for being older. Net adjustment: +$25,520.

3418 FLOWSTONE LN, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
3 bed 2 bath 1,562 sqft Built 2000
Raw Value $301,448
Adjusted Value $189,149

Adjusted -$108,097 for 531 sqft less living space and -$4,202 for being older. Net adjustment: -$112,299.

4001 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.06 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $330,806
Adjusted Value $194,078

Adjusted -$132,526 for 651 sqft less living space and -$4,202 for being older. Net adjustment: -$136,728.

The Neighborhood

This home is valued 15.6% 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
$425,813
Median
$368,194

This home is +15.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,662 across all districts. With a homestead exemption claimed, that drops to $6,333 — saving $1,329 per year. That's $528 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%$3,803
Round RockCity0.3720%$1,584
Williamson CountyCounty0.3694%$1,573
Austin Community Collegespecial0.1034%$440
Williamson County FM/RdCounty0.0443%$189
Upper Brushy Creek WCIDWater0.0170%$72
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,662

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $199,062 would pay approximately $1,243 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