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200 ADELFA DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath2,547 sqftBuilt 1999

Property at a Glance

This home is estimated between $427,630 and $644,215, with a best estimate of $515,348. 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

$427,630 $644,215
Best Estimate
$515,348
WCAD Value
$411,701
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 $427,630 and $644,215 should be treated as a rough guide.

Comparable Properties (5)

208 ADELFA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,902 sqft Built 1999
Raw Value $364,609
Adjusted Value $515,348

Adjusted +$119,540 for 645 sqft more living space and +$31,199 for having a pool. Net adjustment: +$150,739.

3 bed 2 bath 2,642 sqft Built 2008
Raw Value $475,854
Adjusted Value $427,630

Adjusted -$17,607 for 95 sqft less living space and -$61,816 for being older and +$31,199 for having a pool. Net adjustment: -$48,224.

4 bed 2 bath 2,033 sqft Built 2005
Raw Value $347,649
Adjusted Value $432,899

Adjusted +$95,261 for 514 sqft more living space and -$41,210 for being older and +$31,199 for having a pool. Net adjustment: +$85,250.

4 bed 4 bath 2,292 sqft Built 1997
Raw Value $456,372
Adjusted Value $548,568

Adjusted +$47,260 for 255 sqft more living space and +$13,737 for being newer and +$31,199 for having a pool. Net adjustment: +$92,196.

4 bed 2 bath 1,779 sqft Built 2012
Raw Value $559,969
Adjusted Value $644,215

Adjusted +$142,336 for 768 sqft more living space and -$89,289 for being older and +$31,199 for having a pool. Net adjustment: +$84,246.

The Neighborhood

This home is valued 2.8% 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

typical
270 Properties
$400,408 Median Value
-3.0% YoY Change
3% Have Pool
99% Have Garage
This Home
$411,701
Median
$400,408

This home is +2.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,287 across all districts. With a homestead exemption claimed, that drops to $4,961 — saving $1,326 per year. That's $413 per month a buyer should budget. The assessed value increased +3.3% vs the subdivision average of -3.0%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,677
Williamson CountyCounty0.3694%$1,521
Austin Community Collegespecial0.1034%$426
Williamson County ESD #9 - Round RockESD0.0999%$411
Williamson County FM/RdCounty0.0443%$183
Upper Brushy Creek WCIDWater0.0170%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$6,287
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $515,348 would pay approximately $3,217 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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