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2421 ARBOR DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath2,450 sqftBuilt 2001

Property at a Glance

This home is estimated between $325,313 and $1,162,335, with a best estimate of $970,233. That places the property above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158, in a neighborhood that appreciated 0.3% over the past year.

Estimated Value Range

$325,313 $1,162,335
Best Estimate
$970,233
WCAD Value
$960,107
Low Confidence

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

There are 5 comparable properties within range, but few are in R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5. The estimated range of $325,313 and $1,162,335 should be treated as a rough guide.

Comparable Properties (5)

2423 ARBOR DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $970,233

Adjusted +$109,511 for 296 sqft more living space. Net adjustment: +$109,511.

5 bed 5 bath 2,711 sqft Built 2016
Raw Value $1,217,491
Adjusted Value $1,162,335

Adjusted -$96,562 for 261 sqft less living space and +$41,406 for being newer. Net adjustment: -$55,156.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $1,006,674

Adjusted +$85,463 for 231 sqft more living space and +$16,562 for being newer. Net adjustment: +$102,025.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $325,313

Adjusted -$244,181 for 660 sqft less living space and -$2,760 for being older. Net adjustment: -$246,941.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $795,461

Adjusted +$197,565 for 534 sqft more living space and +$35,885 for being newer. Net adjustment: +$233,450.

The Neighborhood

This home is valued 28.0% above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158. With 1,049 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.

R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5

above average
1,049 Properties
$750,158 Median Value
+0.3% YoY Change
1% Have Pool
99% Have Garage
This Home
$960,107
Median
$750,158

This home is +28.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,127 across all districts. With a homestead exemption claimed, that drops to $15,701 — saving $1,426 per year. That's $1,308 per month a buyer should budget. The assessed value increased +6.6% vs the subdivision average of +0.3%. This above-average increase gives a protest opportunity score of 52 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$8,501
Round RockCity0.3720%$3,541
Williamson CountyCounty0.3694%$3,517
Austin Community Collegespecial0.1034%$984
Williamson County FM/RdCounty0.0443%$422
Upper Brushy Creek WCIDWater0.0170%$162
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$17,127
52 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $970,233 would pay approximately $6,056 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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