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1821 PARADISE RIDGE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,270 sqftBuilt 2001

Property at a Glance

This home is estimated between $224,252 and $537,505, with a best estimate of $477,009. That places the property above the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.

Estimated Value Range

$224,252 $537,505
Best Estimate
$477,009
WCAD Value
$484,156
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 $224,252 and $537,505. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1816 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 1,345 sqft Built 2001
Raw Value $417,708
Adjusted Value $397,609

Adjusted -$20,099 for 75 sqft less living space. Net adjustment: -$20,099.

1859 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,198 sqft Built 2001
Raw Value $482,775
Adjusted Value $502,070

Adjusted +$19,295 for 72 sqft more living space. Net adjustment: +$19,295.

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 $224,252

Adjusted -$122,200 for 456 sqft less living space and -$21,729 for being older. Net adjustment: -$143,929.

1822 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,020 sqft Built 2002
Raw Value $415,446
Adjusted Value $477,009

Adjusted +$66,995 for 250 sqft more living space and -$5,432 for being older. Net adjustment: +$61,563.

2209 PARADISE RIDGE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,223 sqft Built 2005
Raw Value $546,639
Adjusted Value $537,505

Adjusted +$12,595 for 47 sqft more living space and -$21,729 for being older. Net adjustment: -$9,134.

The Neighborhood

This home is valued 7.2% above the R530506E - SONOMA ALL SECTIONS median of $451,534. With 1,029 homes in the subdivision, the property sits in the upper tier. 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
$484,156
Median
$451,534

This home is +7.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,711 across all districts. With a homestead exemption claimed, that drops to $7,372 — saving $1,339 per year. That's $614 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%$4,324
Round RockCity0.3720%$1,801
Williamson CountyCounty0.3694%$1,789
Austin Community Collegespecial0.1034%$501
Williamson County FM/RdCounty0.0443%$215
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,711

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $477,009 would pay approximately $2,977 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.

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