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3424 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath966 sqftBuilt 2000

Property at a Glance

This home is estimated between $179,102 and $387,701, with a best estimate of $332,401. 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

$179,102 $387,701
Best Estimate
$332,401
WCAD Value
$418,833
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 $179,102 and $387,701. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3422 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $324,860
Adjusted Value $179,102

Adjusted -$145,758 for 716 sqft less living space. Net adjustment: -$145,758.

3640 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 920 sqft Built 2002
Raw Value $375,535
Adjusted Value $387,701

Adjusted +$9,364 for 46 sqft more living space and +$2,802 for being newer. Net adjustment: +$12,166.

3428 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,140 sqft Built 2000
Raw Value $367,823
Adjusted Value $332,401

Adjusted -$35,422 for 174 sqft less living space. Net adjustment: -$35,422.

3430 FLOWSTONE LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 987 sqft Built 2000
Raw Value $359,973
Adjusted Value $355,698

Adjusted -$4,275 for 21 sqft less living space. Net adjustment: -$4,275.

3418 FLOWSTONE LN, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,562 sqft Built 2000
Raw Value $301,448
Adjusted Value $180,118

Adjusted -$121,330 for 596 sqft less living space. Net adjustment: -$121,330.

The Neighborhood

This home is valued 13.8% 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
$418,833
Median
$368,194

This home is +13.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,536 across all districts. With a homestead exemption claimed, that drops to $6,208 — saving $1,328 per year. That's $517 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%$3,741
Round RockCity0.3720%$1,558
Williamson CountyCounty0.3694%$1,547
Austin Community Collegespecial0.1034%$433
Williamson County FM/RdCounty0.0443%$186
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,536

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $332,401 would pay approximately $2,075 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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