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3402 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,852 sqftBuilt 2000

Property at a Glance

This home is estimated between $359,467 and $370,905, with a best estimate of $364,175. 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

$359,467 $370,905
Best Estimate
$364,175
WCAD Value
$370,730
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 $359,467 and $370,905. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3400 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,720 sqft Built 2000
Raw Value $335,839
Adjusted Value $362,711

Adjusted +$26,872 for 132 sqft more living space. Net adjustment: +$26,872.

3404 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,719 sqft Built 2000
Raw Value $337,100
Adjusted Value $364,175

Adjusted +$27,075 for 133 sqft more living space. Net adjustment: +$27,075.

3476 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,460 sqft Built 2002
Raw Value $288,302
Adjusted Value $370,905

Adjusted +$79,801 for 392 sqft more living space and +$2,802 for being newer. Net adjustment: +$82,603.

3456 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,706 sqft Built 2001
Raw Value $335,621
Adjusted Value $366,744

Adjusted +$29,722 for 146 sqft more living space and +$1,401 for being newer. Net adjustment: +$31,123.

3416 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $324,860
Adjusted Value $359,467

Adjusted +$34,607 for 170 sqft more living space. Net adjustment: +$34,607.

The Neighborhood

This home is in line with the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. 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
$370,730
Median
$368,194

This home is +0.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,670 across all districts. With a homestead exemption claimed, that drops to $5,352 — saving $1,318 per year. That's $446 per month a buyer should budget. The assessed value increased -1.3% vs the subdivision average of -10.9%. This above-average increase gives a protest opportunity score of 48 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,311
Round RockCity0.3720%$1,379
Williamson CountyCounty0.3694%$1,370
Austin Community Collegespecial0.1034%$383
Williamson County FM/RdCounty0.0443%$164
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,670
48 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $364,175 would pay approximately $2,273 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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