Beta Williamson County, TX only — data and coverage are limited during early access.

601 SPANISH OAK TER, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,074 sqftBuilt 2006

Property at a Glance

This home is estimated between $527,288 and $670,678, with a best estimate of $560,964. 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

$527,288 $670,678
Best Estimate
$560,964
WCAD Value
$428,700
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 $527,288 and $670,678 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 $527,288

Adjusted +$26,807 for 104 sqft more living space and +$50,232 for being newer. Net adjustment: +$77,039.

603 SPANISH OAK TER, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
4 bed 2 bath 1,368 sqft Built 2005
Raw Value $476,140
Adjusted Value $670,678

Adjusted +$181,980 for 706 sqft more living space and +$12,558 for being newer. Net adjustment: +$194,538.

3 bed 2 bath 1,820 sqft Built 1999
Raw Value $432,167
Adjusted Value $585,544

Adjusted +$65,472 for 254 sqft more living space and +$87,905 for being newer. Net adjustment: +$153,377.

4 bed 2 bath 2,100 sqft Built 1996
Raw Value $442,087
Adjusted Value $560,964

Adjusted -$6,702 for 26 sqft less living space and +$125,579 for being newer. Net adjustment: +$118,877.

4 bed 2 bath 2,177 sqft Built 1996
Raw Value $435,559
Adjusted Value $534,589

Adjusted -$26,549 for 103 sqft less living space and +$125,579 for being newer. Net adjustment: +$99,030.

The Neighborhood

This home is valued 5.9% 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
$428,700
Median
$455,574

This home is -5.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,206 across all districts. With a homestead exemption claimed, that drops to $6,876 — saving $1,330 per year. That's $573 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%$3,829
Brushy Creek MUDMUD0.3868%$1,658
Williamson CountyCounty0.3694%$1,584
Austin Community Collegespecial0.1034%$443
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$429
Williamson County FM/RdCounty0.0443%$190
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$8,206

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $560,964 would pay approximately $3,502 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.

View full property details