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

1306 RAINBOW PARKE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,146 sqftBuilt 2006

Property at a Glance

This home is estimated between $374,509 and $383,413, with a best estimate of $377,508. 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

$374,509 $383,413
Best Estimate
$377,508
WCAD Value
$345,330
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 $374,509 and $383,413. 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 $378,792

Adjusted +$50,057 for 280 sqft more living space. Net adjustment: +$50,057.

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 $377,166

Adjusted +$43,263 for 242 sqft more living space and -$1,180 for being older. Net adjustment: +$42,083.

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 $383,413

Adjusted +$53,453 for 299 sqft more living space and -$2,360 for being older. Net adjustment: +$51,093.

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 $374,509

Adjusted +$29,319 for 164 sqft more living space and -$3,540 for being older. Net adjustment: +$25,779.

1314 RAINBOW PARKE DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,868 sqft Built 2005
Raw Value $326,629
Adjusted Value $377,508

Adjusted +$49,699 for 278 sqft more living space and +$1,180 for being newer. Net adjustment: +$50,879.

The Neighborhood

This home is in line with the R457404G - RAINBOW PARKE median of $342,797. 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
$345,330
Median
$342,797

This home is +0.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,213 across all districts. With a homestead exemption claimed, that drops to $4,899 — saving $1,314 per year. That's $408 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%$3,084
Round RockCity0.3720%$1,285
Williamson CountyCounty0.3694%$1,276
Austin Community Collegespecial0.1034%$357
Williamson County FM/RdCounty0.0443%$153
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,213

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $377,508 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.

View full property details