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

1301 GLENFIELD CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed4 bath2,386 sqftBuilt 2006

Property at a Glance

This home is estimated between $559,483 and $846,319, with a best estimate of $664,690. That places the property above the R420606C - TERAVISTA R5 median of $646,108, in a neighborhood that appreciated 2.5% over the past year.

Estimated Value Range

$559,483 $846,319
Best Estimate
$664,690
WCAD Value
$771,872
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R420606C - TERAVISTA R5. The estimated range of $559,483 and $846,319 should be treated as a rough guide.

Comparable Properties (5)

1321 RIDGEFIELD LP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,171 sqft Built 2005
Raw Value $668,716
Adjusted Value $737,283

Adjusted +$62,209 for 215 sqft more living space and +$6,358 for being newer. Net adjustment: +$68,567.

4 RIDGE RUN, ROUND ROCK, TX 78664
0.00 mi 100% similar
5 bed 4 bath 2,413 sqft Built 1995
Raw Value $784,193
Adjusted Value $846,319

Adjusted -$7,812 for 27 sqft less living space and +$69,938 for being newer. Net adjustment: +$62,126.

4 bed 4 bath 2,636 sqft Built 1984
Raw Value $589,137
Adjusted Value $656,677

Adjusted -$72,336 for 250 sqft less living space and +$139,876 for being newer. Net adjustment: +$67,540.

4 bed 4 bath 2,533 sqft Built 1978
Raw Value $397,739
Adjusted Value $559,483

Adjusted -$42,534 for 147 sqft less living space and +$178,024 for being newer and +$26,254 for having a garage. Net adjustment: +$161,744.

4 bed 3 bath 1,898 sqft Built 2013
Raw Value $567,996
Adjusted Value $664,690

Adjusted +$141,200 for 488 sqft more living space and -$44,506 for being older. Net adjustment: +$96,694.

The Neighborhood

This home is valued 19.5% above the R420606C - TERAVISTA R5 median of $646,108. With 622 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 2.5% over the past year.

R420606C - TERAVISTA R5

above average
622 Properties
$646,108 Median Value
+2.5% YoY Change
1% Have Pool
99% Have Garage
This Home
$771,872
Median
$646,108

This home is +19.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,779 across all districts. With a homestead exemption claimed, that drops to $13,386 — saving $1,393 per year. That's $1,116 per month a buyer should budget. The assessed value increased +7.4% vs the subdivision average of +2.5%. This above-average increase gives a protest opportunity score of 45 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,894
Williamson County MUD #10MUD0.3875%$2,991
Williamson CountyCounty0.3694%$2,852
Austin Community Collegespecial0.1034%$798
Williamson County ESD #9 - Round RockESD0.0999%$771
Williamson County FM/RdCounty0.0443%$342
Upper Brushy Creek WCIDWater0.0170%$131
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9147%$14,779
45 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $664,690 would pay approximately $4,149 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