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

3621 BASS LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,566 sqftBuilt 1998

Property at a Glance

This home is estimated between $255,132 and $473,209, with a best estimate of $446,459. 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

$255,132 $473,209
Best Estimate
$446,459
WCAD Value
$293,338
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 $255,132 and $473,209. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $446,459

Adjusted +$59,591 for 277 sqft more living space and -$8,612 for being older. Net adjustment: +$50,979.

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 $255,132

Adjusted -$46,038 for 214 sqft less living space and -$8,612 for being older. Net adjustment: -$54,650.

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 $473,209

Adjusted +$137,898 for 641 sqft more living space and -$8,612 for being older. Net adjustment: +$129,286.

3611 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,512 sqft Built 1998
Raw Value $295,154
Adjusted Value $306,771

Adjusted +$11,617 for 54 sqft more living space. Net adjustment: +$11,617.

3608 BASS LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 925 sqft Built 1999
Raw Value $337,721
Adjusted Value $467,007

Adjusted +$137,898 for 641 sqft more living space and -$8,612 for being older. Net adjustment: +$129,286.

The Neighborhood

This home is valued 3.5% 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
$293,338
Median
$304,044

This home is -3.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,278 across all districts. With a homestead exemption claimed, that drops to $3,973 — saving $1,305 per year. That's $331 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%$2,620
Round RockCity0.3720%$1,091
Williamson CountyCounty0.3694%$1,084
Austin Community Collegespecial0.1034%$303
Williamson County FM/RdCounty0.0443%$130
Upper Brushy Creek WCIDWater0.0170%$50
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,278

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $446,459 would pay approximately $2,787 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