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1521 RAINBOW PARKE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,141 sqftBuilt 2007

Property at a Glance

This home is estimated between $345,616 and $383,699, with a best estimate of $377,452. That places the property above the R457404G - RAINBOW PARKE median of $342,797, in a neighborhood that declined 7.4% over the past year.

Estimated Value Range

$345,616 $383,699
Best Estimate
$377,452
WCAD Value
$348,392
High Confidence

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

Based on 5 comparable properties in R457404G - RAINBOW PARKE, this home's estimated market value is between $345,616 and $383,699. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1473 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,866 sqft Built 2006
Raw Value $328,735
Adjusted Value $379,078

Adjusted +$49,163 for 275 sqft more living space and +$1,180 for being newer. Net adjustment: +$50,343.

1322 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,904 sqft Built 2007
Raw Value $335,083
Adjusted Value $377,452

Adjusted +$42,369 for 237 sqft more living space. Net adjustment: +$42,369.

1325 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,847 sqft Built 2008
Raw Value $332,320
Adjusted Value $383,699

Adjusted +$52,559 for 294 sqft more living space and -$1,180 for being older. Net adjustment: +$51,379.

1306 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,146 sqft Built 2006
Raw Value $345,330
Adjusted Value $345,616

Adjusted -$894 for 5 sqft less living space and +$1,180 for being newer. Net adjustment: +$286.

1290 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,982 sqft Built 2009
Raw Value $348,730
Adjusted Value $374,795

Adjusted +$28,425 for 159 sqft more living space and -$2,360 for being older. Net adjustment: +$26,065.

The Neighborhood

This home is valued 1.6% above the R457404G - RAINBOW PARKE median of $342,797. With 131 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.4% over the past year.

R457404G - RAINBOW PARKE

typical
131 Properties
$342,797 Median Value
-7.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$348,392
Median
$342,797

This home is +1.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,269 across all districts. With a homestead exemption claimed, that drops to $4,954 — saving $1,315 per year. That's $413 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%$3,111
Round RockCity0.3720%$1,296
Williamson CountyCounty0.3694%$1,287
Austin Community Collegespecial0.1034%$360
Williamson County FM/RdCounty0.0443%$154
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,269

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $377,452 would pay approximately $2,356 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.

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