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4186 KINGSLEY AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,243 sqftBuilt 2019

Property at a Glance

This home is estimated between $439,087 and $652,710, with a best estimate of $492,625. 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

$439,087 $652,710
Best Estimate
$492,625
WCAD Value
$475,738
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 $439,087 and $652,710. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4472 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,828 sqft Built 2019
Raw Value $555,593
Adjusted Value $647,587

Adjusted +$91,994 for 415 sqft more living space. Net adjustment: +$91,994.

4118 KINGSLEY AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,678 sqft Built 2017
Raw Value $523,813
Adjusted Value $652,710

Adjusted +$125,245 for 565 sqft more living space and +$3,652 for being newer. Net adjustment: +$128,897.

4308 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2,178 sqft Built 2019
Raw Value $468,326
Adjusted Value $482,735

Adjusted +$14,409 for 65 sqft more living space. Net adjustment: +$14,409.

4516 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,478 sqft Built 2019
Raw Value $491,180
Adjusted Value $439,087

Adjusted -$52,093 for 235 sqft less living space. Net adjustment: -$52,093.

4218 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,217 sqft Built 2020
Raw Value $488,687
Adjusted Value $492,625

Adjusted +$5,764 for 26 sqft more living space and -$1,826 for being older. Net adjustment: +$3,938.

The Neighborhood

This home is valued 9.1% 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

typical
1,093 Properties
$523,371 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$475,738
Median
$523,371

This home is -9.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,830 across all districts. With a homestead exemption claimed, that drops to $8,271 — saving $1,559 per year. That's $689 per month a buyer should budget. The assessed value increased +3.4% 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%$4,998
Highlands at Mayfield Ranch MUDMUD0.4850%$2,307
Williamson CountyCounty0.3694%$1,758
Williamson County ESD #9 - Round RockESD0.0999%$475
Williamson County FM/RdCounty0.0443%$211
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$9,830
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $492,625 would pay approximately $3,075 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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