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

3101 BLANTYRE BND, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,505 sqftBuilt 2018

Property at a Glance

This home is estimated between $293,908 and $351,239, with a best estimate of $348,084. That places the property below the R634417C - GLEN ELLYN median of $356,668, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$293,908 $351,239
Best Estimate
$348,084
WCAD Value
$336,260
High Confidence

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

Based on 5 comparable properties in R634417C - GLEN ELLYN, this home's estimated market value is between $293,908 and $351,239. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3022 BLANTYRE BND, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,700 sqft Built 2018
Raw Value $394,668
Adjusted Value $351,239

Adjusted -$43,429 for 195 sqft less living space. Net adjustment: -$43,429.

3070 BLANTYRE BND, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,789 sqft Built 2018
Raw Value $357,158
Adjusted Value $293,908

Adjusted -$63,250 for 284 sqft less living space. Net adjustment: -$63,250.

3109 BLANTYRE BND, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,706 sqft Built 2018
Raw Value $351,943
Adjusted Value $307,178

Adjusted -$44,765 for 201 sqft less living space. Net adjustment: -$44,765.

3033 BLANTYRE BND, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,384 sqft Built 2018
Raw Value $321,136
Adjusted Value $348,084

Adjusted +$26,948 for 121 sqft more living space. Net adjustment: +$26,948.

3085 BLANTYRE BND, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,384 sqft Built 2018
Raw Value $321,136
Adjusted Value $348,084

Adjusted +$26,948 for 121 sqft more living space. Net adjustment: +$26,948.

The Neighborhood

This home is valued 5.7% below the R634417C - GLEN ELLYN median of $356,668. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.8% over the past year.

R634417C - GLEN ELLYN

typical
103 Properties
$356,668 Median Value
-3.8% YoY Change
0% Have Pool
100% Have Garage
This Home
$336,260
Median
$356,668

This home is -5.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,050 across all districts. With a homestead exemption claimed, that drops to $4,738 — saving $1,312 per year. That's $395 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
Round Rock ISDSchool0.8931%$3,003
Round RockCity0.3720%$1,251
Williamson CountyCounty0.3694%$1,242
Austin Community Collegespecial0.1034%$348
Williamson County FM/RdCounty0.0443%$149
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,050

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $348,084 would pay approximately $2,173 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