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3438 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,682 sqftBuilt 2000

Property at a Glance

This home is estimated between $332,608 and $357,172, with a best estimate of $342,511. 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

$332,608 $357,172
Best Estimate
$342,511
WCAD Value
$324,860
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 $332,608 and $357,172. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3440 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,462 sqft Built 2001
Raw Value $292,343
Adjusted Value $338,530

Adjusted +$44,786 for 220 sqft more living space and +$1,401 for being newer. Net adjustment: +$46,187.

3434 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,664 sqft Built 2001
Raw Value $337,446
Adjusted Value $342,511

Adjusted +$3,664 for 18 sqft more living space and +$1,401 for being newer. Net adjustment: +$5,065.

1101 FOSSIL CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,725 sqft Built 2001
Raw Value $352,912
Adjusted Value $345,559

Adjusted -$8,754 for 43 sqft less living space and +$1,401 for being newer. Net adjustment: -$7,353.

3432 FLOWSTONE LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,710 sqft Built 2000
Raw Value $362,872
Adjusted Value $357,172

Adjusted -$5,700 for 28 sqft less living space. Net adjustment: -$5,700.

3444 FLOWSTONE LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,462 sqft Built 2001
Raw Value $286,421
Adjusted Value $332,608

Adjusted +$44,786 for 220 sqft more living space and +$1,401 for being newer. Net adjustment: +$46,187.

The Neighborhood

This home is valued 11.8% 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
$324,860
Median
$368,194

This home is -11.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,845 across all districts. With a homestead exemption claimed, that drops to $4,535 — saving $1,310 per year. That's $378 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%$2,901
Round RockCity0.3720%$1,208
Williamson CountyCounty0.3694%$1,200
Austin Community Collegespecial0.1034%$336
Williamson County FM/RdCounty0.0443%$144
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,845

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $342,511 would pay approximately $2,138 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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