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4101 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,843 sqftBuilt 2017

Property at a Glance

This home is estimated between $356,381 and $685,436, with a best estimate of $394,320. That places the property below the G799514C - MAYFIELD RANCH median of $523,371, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$356,381 $685,436
Best Estimate
$394,320
WCAD Value
$578,183
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in G799514C - MAYFIELD RANCH, this home's estimated market value is between $356,381 and $685,436. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4083 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,232 sqft Built 2017
Raw Value $480,551
Adjusted Value $394,320

Adjusted -$86,231 for 389 sqft less living space. Net adjustment: -$86,231.

4100 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,672 sqft Built 2017
Raw Value $558,088
Adjusted Value $374,321

Adjusted -$183,767 for 829 sqft less living space. Net adjustment: -$183,767.

4109 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,668 sqft Built 2016
Raw Value $537,435
Adjusted Value $356,381

Adjusted -$182,880 for 825 sqft less living space and +$1,826 for being newer. Net adjustment: -$181,054.

4108 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,172 sqft Built 2016
Raw Value $756,541
Adjusted Value $685,436

Adjusted -$72,931 for 329 sqft less living space and +$1,826 for being newer. Net adjustment: -$71,105.

3998 FLOWSTONE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,877 sqft Built 2022
Raw Value $583,332
Adjusted Value $566,665

Adjusted -$7,537 for 34 sqft less living space and -$9,130 for being older. Net adjustment: -$16,667.

The Neighborhood

This home is valued 10.5% above the G799514C - MAYFIELD RANCH median of $523,371. With 1,093 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.3% over the past year.

G799514C - MAYFIELD RANCH

typical
1,093 Properties
$523,371 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$578,183
Median
$523,371

This home is +10.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,947 across all districts. With a homestead exemption claimed, that drops to $10,369 — saving $1,578 per year. That's $864 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
Georgetown ISDSchool1.0506%$6,074
Highlands at Mayfield Ranch MUDMUD0.4850%$2,804
Williamson CountyCounty0.3694%$2,136
Williamson County ESD #9 - Round RockESD0.0999%$578
Williamson County FM/RdCounty0.0443%$256
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$11,947

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $394,320 would pay approximately $2,461 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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