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200 SANTOLINA LN, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath2,426 sqftBuilt 2004

Property at a Glance

This home is estimated between $408,348 and $993,466, with a best estimate of $496,065. That places the property above the R651598E - MORNINGSIDE MEADOWS SEC 1&7, K & B median of $400,408, in a neighborhood that declined 3.0% over the past year.

Estimated Value Range

$408,348 $993,466
Best Estimate
$496,065
WCAD Value
$642,212
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R651598E - MORNINGSIDE MEADOWS SEC 1&7, K & B. The estimated range of $408,348 and $993,466 should be treated as a rough guide.

Comparable Properties (5)

208 ADELFA DR, ROUND ROCK, TX 78664
0.00 mi 97% similar Same subdivision
3 bed 2 bath 1,902 sqft Built 1999
Raw Value $364,609
Adjusted Value $496,065

Adjusted +$97,114 for 524 sqft more living space and +$34,342 for being newer. Net adjustment: +$131,456.

4 bed 4 bath 2,292 sqft Built 1997
Raw Value $456,372
Adjusted Value $529,286

Adjusted +$24,835 for 134 sqft more living space and +$48,079 for being newer. Net adjustment: +$72,914.

4 bed 2 bath 2,033 sqft Built 2005
Raw Value $347,649
Adjusted Value $413,617

Adjusted +$72,836 for 393 sqft more living space and -$6,868 for being older. Net adjustment: +$65,968.

4 bed 3 bath 1,819 sqft Built 1993
Raw Value $805,417
Adjusted Value $993,466

Adjusted +$112,497 for 607 sqft more living space and +$75,552 for being newer. Net adjustment: +$188,049.

3 bed 2 bath 2,642 sqft Built 2008
Raw Value $475,854
Adjusted Value $408,348

Adjusted -$40,032 for 216 sqft less living space and -$27,474 for being older. Net adjustment: -$67,506.

The Neighborhood

This home is valued 60.4% above the R651598E - MORNINGSIDE MEADOWS SEC 1&7, K & B median of $400,408. With 270 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.0% over the past year.

R651598E - MORNINGSIDE MEADOWS SEC 1&7, K & B

outlier high
270 Properties
$400,408 Median Value
-3.0% YoY Change
3% Have Pool
99% Have Garage
This Home
$642,212
Median
$400,408

This home is +60.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,808 across all districts. With a homestead exemption claimed, that drops to $8,439 — saving $1,369 per year. That's $703 per month a buyer should budget. The assessed value increased +3.2% vs the subdivision average of -3.0%. This above-average increase gives a protest opportunity score of 31 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,736
Williamson CountyCounty0.3694%$2,373
Austin Community Collegespecial0.1034%$664
Williamson County ESD #9 - Round RockESD0.0999%$642
Williamson County FM/RdCounty0.0443%$285
Upper Brushy Creek WCIDWater0.0170%$109
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$9,808
31 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $496,065 would pay approximately $3,096 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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