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4300 ARQUES AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,372 sqftBuilt 2017

Property at a Glance

This home is estimated between $517,265 and $609,811, with a best estimate of $520,020. 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

$517,265 $609,811
Best Estimate
$520,020
WCAD Value
$470,241
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 $517,265 and $609,811. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4262 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,165 sqft Built 2017
Raw Value $473,551
Adjusted Value $519,437

Adjusted +$45,886 for 207 sqft more living space. Net adjustment: +$45,886.

4226 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
3 bed 2 bath 2,382 sqft Built 2020
Raw Value $617,506
Adjusted Value $609,811

Adjusted -$2,217 for 10 sqft less living space and -$5,478 for being older. Net adjustment: -$7,695.

4154 KINGSLEY AVE, ROUND ROCK, TX 78681
0.00 mi 98% similar Same subdivision
3 bed 2 bath 2,247 sqft Built 2018
Raw Value $491,382
Adjusted Value $517,265

Adjusted +$27,709 for 125 sqft more living space and -$1,826 for being older. Net adjustment: +$25,883.

4243 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 96% similar Same subdivision
3 bed 2 bath 2,129 sqft Built 2017
Raw Value $466,153
Adjusted Value $520,020

Adjusted +$53,867 for 243 sqft more living space. Net adjustment: +$53,867.

4210 ARQUES AVE, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
3 bed 2,441 sqft Built 2020
Raw Value $548,136
Adjusted Value $527,363

Adjusted -$15,295 for 69 sqft less living space and -$5,478 for being older. Net adjustment: -$20,773.

The Neighborhood

This home is valued 10.2% 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
$470,241
Median
$523,371

This home is -10.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,717 across all districts. With a homestead exemption claimed, that drops to $8,159 — saving $1,558 per year. That's $680 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%$4,940
Highlands at Mayfield Ranch MUDMUD0.4850%$2,281
Williamson CountyCounty0.3694%$1,737
Williamson County ESD #9 - Round RockESD0.0999%$470
Williamson County FM/RdCounty0.0443%$208
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$9,717

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $520,020 would pay approximately $3,246 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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