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605 SPANISH OAK TER, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,894 sqftBuilt 2005

Property at a Glance

This home is estimated between $468,333 and $665,661, with a best estimate of $556,045. That places the property above the R212505E - BRUSHY CREEK SEC 4 & 5 median of $455,574, in a neighborhood that appreciated 1.7% over the past year.

Estimated Value Range

$468,333 $665,661
Best Estimate
$556,045
WCAD Value
$418,767
Low Confidence

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

There are 5 comparable properties within range, but few are in R212505E - BRUSHY CREEK SEC 4 & 5. The estimated range of $468,333 and $665,661 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,970 sqft Built 2002
Raw Value $450,249
Adjusted Value $468,333

Adjusted -$19,590 for 76 sqft less living space and +$37,674 for being newer. Net adjustment: +$18,084.

3 bed 2 bath 1,820 sqft Built 1999
Raw Value $432,167
Adjusted Value $526,588

Adjusted +$19,074 for 74 sqft more living space and +$75,347 for being newer. Net adjustment: +$94,421.

603 SPANISH OAK TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,368 sqft Built 2005
Raw Value $476,140
Adjusted Value $611,723

Adjusted +$135,583 for 526 sqft more living space. Net adjustment: +$135,583.

4 bed 2 bath 1,842 sqft Built 2000
Raw Value $589,468
Adjusted Value $665,661

Adjusted +$13,404 for 52 sqft more living space and +$62,789 for being newer. Net adjustment: +$76,193.

4 bed 2 bath 1,764 sqft Built 1997
Raw Value $422,073
Adjusted Value $556,045

Adjusted +$33,509 for 130 sqft more living space and +$100,463 for being newer. Net adjustment: +$133,972.

The Neighborhood

This home is valued 8.1% below the R212505E - BRUSHY CREEK SEC 4 & 5 median of $455,574. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 1.7% over the past year.

R212505E - BRUSHY CREEK SEC 4 & 5

typical
154 Properties
$455,574 Median Value
+1.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$418,767
Median
$455,574

This home is -8.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,016 across all districts. With a homestead exemption claimed, that drops to $6,688 — saving $1,328 per year. That's $557 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%$3,740
Brushy Creek MUDMUD0.3868%$1,620
Williamson CountyCounty0.3694%$1,547
Austin Community Collegespecial0.1034%$433
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$419
Williamson County FM/RdCounty0.0443%$186
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$8,016

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $556,045 would pay approximately $3,471 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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