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4047 FLOWSTONE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,574 sqftBuilt 2017

Property at a Glance

This home is estimated between $331,853 and $553,863, with a best estimate of $342,028. 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

$331,853 $553,863
Best Estimate
$342,028
WCAD Value
$377,181
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 $331,853 and $553,863. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4043 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,137 sqft Built 2017
Raw Value $466,830
Adjusted Value $342,028

Adjusted -$124,802 for 563 sqft less living space. Net adjustment: -$124,802.

4051 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,535 sqft Built 2016
Raw Value $511,346
Adjusted Value $521,817

Adjusted +$8,645 for 39 sqft more living space and +$1,826 for being newer. Net adjustment: +$10,471.

4056 FLOWSTONE LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,490 sqft Built 2016
Raw Value $533,416
Adjusted Value $553,863

Adjusted +$18,621 for 84 sqft more living space and +$1,826 for being newer. Net adjustment: +$20,447.

4052 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,104 sqft Built 2017
Raw Value $451,279
Adjusted Value $333,792

Adjusted -$117,487 for 530 sqft less living space. Net adjustment: -$117,487.

4039 FLOWSTONE LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,102 sqft Built 2017
Raw Value $448,897
Adjusted Value $331,853

Adjusted -$117,044 for 528 sqft less living space. Net adjustment: -$117,044.

The Neighborhood

This home is valued 27.9% below the G799514C - MAYFIELD RANCH median of $523,371. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.

G799514C - MAYFIELD RANCH

below average
1,093 Properties
$523,371 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$377,181
Median
$523,371

This home is -27.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,794 across all districts. With a homestead exemption claimed, that drops to $6,253 — saving $1,541 per year. That's $521 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%$3,963
Highlands at Mayfield Ranch MUDMUD0.4850%$1,829
Williamson CountyCounty0.3694%$1,393
Williamson County ESD #9 - Round RockESD0.0999%$377
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$7,794

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $342,028 would pay approximately $2,135 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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