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3720 KEARNEY LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,305 sqftBuilt 2017

Property at a Glance

This home is estimated between $490,710 and $941,974, with a best estimate of $666,843. 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

$490,710 $941,974
Best Estimate
$666,843
WCAD Value
$622,735
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $490,710 and $941,974. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3736 BAINBRIDGE ST, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $653,720

Adjusted +$86,231 for 389 sqft more living space and +$5,478 for being newer. Net adjustment: +$91,709.

3601 BAINBRIDGE ST, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $666,843

Adjusted +$86,231 for 389 sqft more living space and +$1,826 for being newer. Net adjustment: +$88,057.

4149 PRESIDIO LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $490,710

Adjusted +$12,635 for 57 sqft more living space and -$1,826 for being older. Net adjustment: +$10,809.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $941,974

Adjusted +$19,064 for 86 sqft more living space and +$18,261 for being newer. Net adjustment: +$37,325.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $923,413

Adjusted +$33,473 for 151 sqft more living space and +$29,218 for being newer. Net adjustment: +$62,691.

The Neighborhood

This home is valued 19.0% 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
$622,735
Median
$523,371

This home is +19.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,867 across all districts. With a homestead exemption claimed, that drops to $11,282 — saving $1,585 per year. That's $940 per month a buyer should budget. The assessed value increased +0.6% vs the subdivision average of -9.3%. This above-average increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Georgetown ISDSchool1.0506%$6,542
Highlands at Mayfield Ranch MUDMUD0.4850%$3,020
Williamson CountyCounty0.3694%$2,301
Williamson County ESD #9 - Round RockESD0.0999%$622
Williamson County FM/RdCounty0.0443%$276
Upper Brushy Creek WCIDWater0.0170%$106
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$12,867
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $666,843 would pay approximately $4,162 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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