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3813 BROWNSTONE CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,153 sqftBuilt 2005

Property at a Glance

This home is estimated between $233,494 and $431,589, with a best estimate of $409,727. That places the property above 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

$233,494 $431,589
Best Estimate
$409,727
WCAD Value
$379,931
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 $233,494 and $431,589. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3805 BROWNSTONE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 701 sqft Built 2005
Raw Value $317,712
Adjusted Value $409,727

Adjusted +$92,015 for 452 sqft more living space. Net adjustment: +$92,015.

3809 BROWNSTONE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,671 sqft Built 2005
Raw Value $338,945
Adjusted Value $233,494

Adjusted -$105,451 for 518 sqft less living space. Net adjustment: -$105,451.

3800 BROWNSTONE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 701 sqft Built 2005
Raw Value $317,712
Adjusted Value $409,727

Adjusted +$92,015 for 452 sqft more living space. Net adjustment: +$92,015.

3812 BROWNSTONE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 931 sqft Built 2005
Raw Value $379,014
Adjusted Value $424,207

Adjusted +$45,193 for 222 sqft more living space. Net adjustment: +$45,193.

3801 BROWNSTONE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 920 sqft Built 2005
Raw Value $384,156
Adjusted Value $431,589

Adjusted +$47,433 for 233 sqft more living space. Net adjustment: +$47,433.

The Neighborhood

This home is valued 3.2% 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
$379,931
Median
$368,194

This home is +3.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,836 across all districts. With a homestead exemption claimed, that drops to $5,515 — saving $1,321 per year. That's $460 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%$3,393
Round RockCity0.3720%$1,413
Williamson CountyCounty0.3694%$1,404
Austin Community Collegespecial0.1034%$393
Williamson County FM/RdCounty0.0443%$168
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,836

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $409,727 would pay approximately $2,558 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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