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4056 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,490 sqftBuilt 2016

Property at a Glance

This home is estimated between $356,734 and $510,521, with a best estimate of $501,371. 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

$356,734 $510,521
Best Estimate
$501,371
WCAD Value
$533,416
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 $356,734 and $510,521. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4044 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,508 sqft Built 2016
Raw Value $514,511
Adjusted Value $510,521

Adjusted -$3,990 for 18 sqft less living space. Net adjustment: -$3,990.

4040 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,876 sqft Built 2017
Raw Value $594,180
Adjusted Value $506,788

Adjusted -$85,566 for 386 sqft less living space and -$1,826 for being older. Net adjustment: -$87,392.

4047 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,574 sqft Built 2017
Raw Value $377,181
Adjusted Value $356,734

Adjusted -$18,621 for 84 sqft less living space and -$1,826 for being older. Net adjustment: -$20,447.

4051 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,535 sqft Built 2016
Raw Value $511,346
Adjusted Value $501,371

Adjusted -$9,975 for 45 sqft less living space. Net adjustment: -$9,975.

4032 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,535 sqft Built 2016
Raw Value $507,847
Adjusted Value $497,872

Adjusted -$9,975 for 45 sqft less living space. Net adjustment: -$9,975.

The Neighborhood

This home is valued 1.9% 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
$533,416
Median
$523,371

This home is +1.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,022 across all districts. With a homestead exemption claimed, that drops to $9,453 — saving $1,569 per year. That's $788 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%$5,604
Highlands at Mayfield Ranch MUDMUD0.4850%$2,587
Williamson CountyCounty0.3694%$1,971
Williamson County ESD #9 - Round RockESD0.0999%$533
Williamson County FM/RdCounty0.0443%$236
Upper Brushy Creek WCIDWater0.0170%$91
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$11,022

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $501,371 would pay approximately $3,130 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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