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4438 HANNOVER WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,023 sqftBuilt 2021

Property at a Glance

This home is estimated between $418,895 and $552,053, with a best estimate of $437,733. 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

$418,895 $552,053
Best Estimate
$437,733
WCAD Value
$602,729
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 $418,895 and $552,053. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4301 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,214 sqft Built 2018
Raw Value $474,595
Adjusted Value $437,733

Adjusted -$42,340 for 191 sqft less living space and +$5,478 for being newer. Net adjustment: -$36,862.

4311 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,487 sqft Built 2019
Raw Value $651,257
Adjusted Value $552,053

Adjusted -$102,856 for 464 sqft less living space and +$3,652 for being newer. Net adjustment: -$99,204.

4205 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,345 sqft Built 2018
Raw Value $484,796
Adjusted Value $418,895

Adjusted -$71,379 for 322 sqft less living space and +$5,478 for being newer. Net adjustment: -$65,901.

4336 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,227 sqft Built 2020
Raw Value $480,898
Adjusted Value $437,503

Adjusted -$45,221 for 204 sqft less living space and +$1,826 for being newer. Net adjustment: -$43,395.

4399 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,102 sqft Built 2019
Raw Value $456,577
Adjusted Value $442,717

Adjusted -$17,512 for 79 sqft less living space and +$3,652 for being newer. Net adjustment: -$13,860.

The Neighborhood

This home is valued 15.2% 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

above average
1,093 Properties
$523,371 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$602,729
Median
$523,371

This home is +15.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,454 across all districts. With a homestead exemption claimed, that drops to $10,872 — saving $1,582 per year. That's $906 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%$6,332
Highlands at Mayfield Ranch MUDMUD0.4850%$2,923
Williamson CountyCounty0.3694%$2,227
Williamson County ESD #9 - Round RockESD0.0999%$602
Williamson County FM/RdCounty0.0443%$267
Upper Brushy Creek WCIDWater0.0170%$102
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$12,454

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $437,733 would pay approximately $2,732 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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