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4340 HANNOVER WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,945 sqftBuilt 2019

Property at a Glance

This home is estimated between $584,502 and $752,783, with a best estimate of $613,877. That places the property above the G799514C - MAYFIELD RANCH median of $523,371, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$584,502 $752,783
Best Estimate
$613,877
WCAD Value
$620,971
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 $584,502 and $752,783. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4329 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,885 sqft Built 2018
Raw Value $593,101
Adjusted Value $608,227

Adjusted +$13,300 for 60 sqft more living space and +$1,826 for being newer. Net adjustment: +$15,126.

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 $752,783

Adjusted +$101,526 for 458 sqft more living space. Net adjustment: +$101,526.

4383 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,574 sqft Built 2019
Raw Value $541,645
Adjusted Value $623,886

Adjusted +$82,241 for 371 sqft more living space. Net adjustment: +$82,241.

4328 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,787 sqft Built 2019
Raw Value $549,478
Adjusted Value $584,502

Adjusted +$35,024 for 158 sqft more living space. Net adjustment: +$35,024.

4324 HANNOVER WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,549 sqft Built 2018
Raw Value $524,268
Adjusted Value $613,877

Adjusted +$87,783 for 396 sqft more living space and +$1,826 for being newer. Net adjustment: +$89,609.

The Neighborhood

This home is valued 18.6% 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
$620,971
Median
$523,371

This home is +18.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,831 across all districts. With a homestead exemption claimed, that drops to $11,245 — saving $1,586 per year. That's $937 per month a buyer should budget. The assessed value increased -2.6% vs the subdivision average of -9.3%. This above-average increase gives a protest opportunity score of 34 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Georgetown ISDSchool1.0506%$6,524
Highlands at Mayfield Ranch MUDMUD0.4850%$3,012
Williamson CountyCounty0.3694%$2,294
Williamson County ESD #9 - Round RockESD0.0999%$620
Williamson County FM/RdCounty0.0443%$275
Upper Brushy Creek WCIDWater0.0170%$106
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$12,831
34 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $613,877 would pay approximately $3,832 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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