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

1818 PARADISE RIDGE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,056 sqftBuilt 2002

Property at a Glance

This home is estimated between $383,628 and $564,364, with a best estimate of $440,319. That places the property below the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.

Estimated Value Range

$383,628 $564,364
Best Estimate
$440,319
WCAD Value
$390,467
High Confidence

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

Based on 5 comparable properties in R530506E - SONOMA ALL SECTIONS, this home's estimated market value is between $383,628 and $564,364. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2348 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,726 sqft Built 2005
Raw Value $368,181
Adjusted Value $440,319

Adjusted +$88,434 for 330 sqft more living space and -$16,296 for being older. Net adjustment: +$72,138.

1925 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,940 sqft Built 2008
Raw Value $385,135
Adjusted Value $383,628

Adjusted +$31,086 for 116 sqft more living space and -$32,593 for being older. Net adjustment: -$1,507.

2359 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,480 sqft Built 2005
Raw Value $426,303
Adjusted Value $564,364

Adjusted +$154,357 for 576 sqft more living space and -$16,296 for being older. Net adjustment: +$138,061.

1874 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,134 sqft Built 2002
Raw Value $584,510
Adjusted Value $563,607

Adjusted -$20,903 for 78 sqft less living space. Net adjustment: -$20,903.

1933 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,924 sqft Built 2004
Raw Value $374,602
Adjusted Value $399,112

Adjusted +$35,374 for 132 sqft more living space and -$10,864 for being older. Net adjustment: +$24,510.

The Neighborhood

This home is valued 13.5% below the R530506E - SONOMA ALL SECTIONS median of $451,534. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.0% over the past year.

R530506E - SONOMA ALL SECTIONS

typical
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$390,467
Median
$451,534

This home is -13.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,026 across all districts. With a homestead exemption claimed, that drops to $5,703 — saving $1,323 per year. That's $475 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%$3,487
Round RockCity0.3720%$1,453
Williamson CountyCounty0.3694%$1,443
Austin Community Collegespecial0.1034%$404
Williamson County FM/RdCounty0.0443%$173
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,026

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $440,319 would pay approximately $2,748 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 4/19/2026.

View full property details