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

3643 BASS LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,493 sqftBuilt 1999

Property at a Glance

This home is estimated between $248,040 and $466,117, with a best estimate of $463,085. That places the property above the R403497H - Meadow Lake Sec 1A, 2 (Rev), 3, 6 median of $304,044, in a neighborhood that declined 6.3% over the past year.

Estimated Value Range

$248,040 $466,117
Best Estimate
$463,085
WCAD Value
$289,492
High Confidence

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

Based on 5 comparable properties in R403497H - Meadow Lake Sec 1A, 2 (Rev), 3, 6, this home's estimated market value is between $248,040 and $466,117. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3623 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 889 sqft Built 1999
Raw Value $333,147
Adjusted Value $463,085

Adjusted +$129,938 for 604 sqft more living space. Net adjustment: +$129,938.

3631 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,289 sqft Built 1999
Raw Value $395,480
Adjusted Value $439,367

Adjusted +$43,887 for 204 sqft more living space. Net adjustment: +$43,887.

3629 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,780 sqft Built 1999
Raw Value $309,782
Adjusted Value $248,040

Adjusted -$61,742 for 287 sqft less living space. Net adjustment: -$61,742.

3603 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 904 sqft Built 1999
Raw Value $337,232
Adjusted Value $463,944

Adjusted +$126,712 for 589 sqft more living space. Net adjustment: +$126,712.

3616 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 925 sqft Built 1999
Raw Value $343,923
Adjusted Value $466,117

Adjusted +$122,194 for 568 sqft more living space. Net adjustment: +$122,194.

The Neighborhood

This home is valued 4.8% below the R403497H - Meadow Lake Sec 1A, 2 (Rev), 3, 6 median of $304,044. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.3% over the past year.

R403497H - Meadow Lake Sec 1A, 2 (Rev), 3, 6

typical
421 Properties
$304,044 Median Value
-6.3% YoY Change
1% Have Pool
99% Have Garage
This Home
$289,492
Median
$304,044

This home is -4.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,209 across all districts. With a homestead exemption claimed, that drops to $3,905 — saving $1,304 per year. That's $325 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%$2,585
Round RockCity0.3720%$1,077
Williamson CountyCounty0.3694%$1,070
Austin Community Collegespecial0.1034%$299
Williamson County FM/RdCounty0.0443%$128
Upper Brushy Creek WCIDWater0.0170%$49
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,209

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $463,085 would pay approximately $2,891 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