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

2500 SPANISH OAK TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,580 sqftBuilt 1952

Property at a Glance

This home is estimated between $-65,382 and $684,254, with a best estimate of $-41,004. That places the property below the L580D75C - LEANDER SAM BASS AREA median of $974,644, in a neighborhood that appreciated 7.9% over the past year.

Estimated Value Range

$-65,382 $684,254
Best Estimate
$-41,004
WCAD Value
$1,171,695
Low Confidence

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

There are 5 comparable properties within range, but few are in L580D75C - LEANDER SAM BASS AREA. The estimated range of $-65,382 and $684,254 should be treated as a rough guide.

Comparable Properties (5)

2500 DEER TRAIL CI, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
4 bed 3 bath 2,613 sqft Built 1978
Raw Value $1,050,546
Adjusted Value $684,254

Adjusted -$13,115 for 33 sqft less living space and -$292,028 for being older and -$61,149 for no garage. Net adjustment: -$366,292.

3 bed 2,790 sqft Built 1979
Raw Value $785,258
Adjusted Value $337,392

Adjusted -$83,457 for 210 sqft less living space and -$303,260 for being older and -$61,149 for no garage. Net adjustment: -$447,866.

3 bed 2 bath 2,547 sqft Built 1999
Raw Value $534,927
Adjusted Value $-41,004

Adjusted +$13,115 for 33 sqft more living space and -$527,897 for being older and -$61,149 for no garage. Net adjustment: -$575,931.

3 bed 2 bath 2,447 sqft Built 1999
Raw Value $480,721
Adjusted Value $-55,469

Adjusted +$52,856 for 133 sqft more living space and -$527,897 for being older and -$61,149 for no garage. Net adjustment: -$536,190.

3 bed 2 bath 2,453 sqft Built 2000
Raw Value $484,424
Adjusted Value $-65,382

Adjusted +$50,472 for 127 sqft more living space and -$539,129 for being older and -$61,149 for no garage. Net adjustment: -$549,806.

The Neighborhood

This home is valued 20.2% above the L580D75C - LEANDER SAM BASS AREA median of $974,644. With 397 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 7.9% over the past year.

L580D75C - LEANDER SAM BASS AREA

above average
397 Properties
$974,644 Median Value
+7.9% YoY Change
6% Have Pool
81% Have Garage
This Home
$1,171,695
Median
$974,644

This home is +20.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,327 across all districts. With a homestead exemption claimed, that drops to $14,630 — saving $1,697 per year. That's $1,219 per month a buyer should budget. The assessed value increased +11.5% vs the subdivision average of +7.9%. This above-average increase gives a protest opportunity score of 53 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$10,311
Williamson CountyCounty0.3694%$3,505
Austin Community Collegespecial0.1034%$981
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$949
Williamson County FM/RdCounty0.0443%$421
Upper Brushy Creek WCIDWater0.0170%$161
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7211%$16,327
53 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $-41,004 would pay approximately $-256 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