Beta Williamson County, TX only — data and coverage are limited during early access.

3047 MILETTO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,588 sqftBuilt 2020

Property at a Glance

This home is estimated between $418,222 and $880,546, with a best estimate of $567,270. That places the property below the R440515C - VIZCAYA median of $652,212, in a neighborhood that declined 0.6% over the past year.

Estimated Value Range

$418,222 $880,546
Best Estimate
$567,270
WCAD Value
$559,621
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R440515C - VIZCAYA. The estimated range of $418,222 and $880,546 should be treated as a rough guide.

Comparable Properties (5)

2937 MILETTO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 2,301 sqft Built 2021
Raw Value $792,260
Adjusted Value $880,546

Adjusted +$88,286 for 287 sqft more living space. Net adjustment: +$88,286.

3020 MILETTO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,532 sqft Built 2021
Raw Value $550,043
Adjusted Value $567,270

Adjusted +$17,227 for 56 sqft more living space. Net adjustment: +$17,227.

4 bed 3 bath 2,470 sqft Built 2013
Raw Value $828,410
Adjusted Value $864,709

Adjusted +$36,299 for 118 sqft more living space. Net adjustment: +$36,299.

4 bed 2 bath 2,740 sqft Built 2018
Raw Value $464,980
Adjusted Value $418,222

Adjusted -$46,758 for 152 sqft less living space. Net adjustment: -$46,758.

4 bed 4 bath 2,328 sqft Built 2015
Raw Value $459,370
Adjusted Value $539,351

Adjusted +$79,981 for 260 sqft more living space. Net adjustment: +$79,981.

The Neighborhood

This home is valued 14.2% below the R440515C - VIZCAYA median of $652,212. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 0.6% over the past year.

R440515C - VIZCAYA

typical
585 Properties
$652,212 Median Value
-0.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$559,621
Median
$652,212

This home is -14.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,372 across all districts. With a homestead exemption claimed, that drops to $8,798 — saving $1,574 per year. That's $733 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%$5,879
Round RockCity0.3720%$2,082
Williamson CountyCounty0.3694%$2,068
Williamson County FM/RdCounty0.0443%$248
Upper Brushy Creek WCIDWater0.0170%$95
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$10,372

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $567,270 would pay approximately $3,541 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.

View full property details