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4356 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,886 sqftBuilt 2021

Property at a Glance

This home is estimated between $411,882 and $573,265, with a best estimate of $438,873. 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

$411,882 $573,265
Best Estimate
$438,873
WCAD Value
$528,822
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 $411,882 and $573,265. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4317 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,173 sqft Built 2021
Raw Value $533,685
Adjusted Value $470,065

Adjusted -$63,620 for 287 sqft less living space. Net adjustment: -$63,620.

4348 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,962 sqft Built 2020
Raw Value $434,891
Adjusted Value $419,870

Adjusted -$16,847 for 76 sqft less living space and +$1,826 for being newer. Net adjustment: -$15,021.

4340 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,756 sqft Built 2021
Raw Value $410,055
Adjusted Value $438,873

Adjusted +$28,818 for 130 sqft more living space. Net adjustment: +$28,818.

4323 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,181 sqft Built 2021
Raw Value $477,276
Adjusted Value $411,882

Adjusted -$65,394 for 295 sqft less living space. Net adjustment: -$65,394.

4352 MAYFIELD RANCH BLVD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,004 sqft Built 2020
Raw Value $597,596
Adjusted Value $573,265

Adjusted -$26,157 for 118 sqft less living space and +$1,826 for being newer. Net adjustment: -$24,331.

The Neighborhood

This home is in line with the G799514C - MAYFIELD RANCH median of $523,371. 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
$528,822
Median
$523,371

This home is +1.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,927 across all districts. With a homestead exemption claimed, that drops to $9,358 — saving $1,569 per year. That's $780 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%$5,556
Highlands at Mayfield Ranch MUDMUD0.4850%$2,565
Williamson CountyCounty0.3694%$1,954
Williamson County ESD #9 - Round RockESD0.0999%$528
Williamson County FM/RdCounty0.0443%$234
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$10,927

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $438,873 would pay approximately $2,739 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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