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206 ADELFA DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath3,005 sqftBuilt 1999

Property at a Glance

This home is estimated between $499,223 and $712,775, with a best estimate of $686,203. 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

$499,223 $712,775
Best Estimate
$686,203
WCAD Value
$471,996
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 $499,223 and $712,775 should be treated as a rough guide.

Comparable Properties (5)

231 ADELFA DR, ROUND ROCK, TX 78664
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,384 sqft Built 1999
Raw Value $384,131
Adjusted Value $499,223

Adjusted +$115,092 for 621 sqft more living space. Net adjustment: +$115,092.

4 bed 2 bath 1,977 sqft Built 2012
Raw Value $584,970
Adjusted Value $686,203

Adjusted +$190,522 for 1,028 sqft more living space and -$89,289 for being older. Net adjustment: +$101,233.

3 bed 2 bath 2,004 sqft Built 1978
Raw Value $293,374
Adjusted Value $623,129

Adjusted +$185,518 for 1,001 sqft more living space and +$144,237 for being newer. Net adjustment: +$329,755.

3 bed 2 bath 1,250 sqft Built 1977
Raw Value $213,837
Adjusted Value $690,201

Adjusted +$325,259 for 1,755 sqft more living space and +$151,105 for being newer. Net adjustment: +$476,364.

3 bed 2 bath 1,084 sqft Built 1979
Raw Value $219,382
Adjusted Value $712,775

Adjusted +$356,025 for 1,921 sqft more living space and +$137,368 for being newer. Net adjustment: +$493,393.

The Neighborhood

This home is valued 17.9% 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

above average
270 Properties
$400,408 Median Value
-3.0% YoY Change
3% Have Pool
99% Have Garage
This Home
$471,996
Median
$400,408

This home is +17.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,208 across all districts. With a homestead exemption claimed, that drops to $5,871 — saving $1,337 per year. That's $489 per month a buyer should budget. The assessed value increased +6.1% vs the subdivision average of -3.0%. This above-average increase gives a protest opportunity score of 61 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,215
Williamson CountyCounty0.3694%$1,744
Austin Community Collegespecial0.1034%$488
Williamson County ESD #9 - Round RockESD0.0999%$472
Williamson County FM/RdCounty0.0443%$209
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$7,208
61 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $686,203 would pay approximately $4,283 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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