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

1801 WALLIN LOOP, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath731 sqftBuilt 1999

Property at a Glance

This home is estimated between $185,661 and $306,084, with a best estimate of $256,750. That places the property below the R475498G - Jester Farms, All Sections median of $318,340, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$185,661 $306,084
Best Estimate
$256,750
WCAD Value
$319,113
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R475498G - Jester Farms, All Sections. The estimated range of $185,661 and $306,084 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 816 sqft Built 1995
Raw Value $325,544
Adjusted Value $306,084

Adjusted -$17,486 for 85 sqft less living space and -$1,974 for being older. Net adjustment: -$19,460.

4 bed 2 bath 775 sqft Built 1993
Raw Value $311,876
Adjusted Value $299,864

Adjusted -$9,051 for 44 sqft less living space and -$2,961 for being older. Net adjustment: -$12,012.

3 bed 2 bath 795 sqft Built 1985
Raw Value $276,825
Adjusted Value $256,750

Adjusted -$13,166 for 64 sqft less living space and -$6,909 for being older. Net adjustment: -$20,075.

3 bed 2 bath 1,092 sqft Built 1992
Raw Value $305,163
Adjusted Value $227,445

Adjusted -$74,263 for 361 sqft less living space and -$3,455 for being older. Net adjustment: -$77,718.

3 bed 2 bath 1,163 sqft Built 1992
Raw Value $277,985
Adjusted Value $185,661

Adjusted -$88,869 for 432 sqft less living space and -$3,455 for being older. Net adjustment: -$92,324.

The Neighborhood

This home is in line with the R475498G - Jester Farms, All Sections median of $318,340. Note that values in this subdivision declined 5.4% over the past year.

R475498G - Jester Farms, All Sections

typical
489 Properties
$318,340 Median Value
-5.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$319,113
Median
$318,340

This home is +0.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,742 across all districts. With a homestead exemption claimed, that drops to $4,432 — saving $1,310 per year. That's $369 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%$2,850
Round RockCity0.3720%$1,187
Williamson CountyCounty0.3694%$1,179
Austin Community Collegespecial0.1034%$330
Williamson County FM/RdCounty0.0443%$141
Upper Brushy Creek WCIDWater0.0170%$54
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,742

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $256,750 would pay approximately $1,603 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