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3639 SPRING CANYON TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,017 sqftBuilt 2003

Property at a Glance

This home is estimated between $190,534 and $397,692, with a best estimate of $218,489. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$190,534 $397,692
Best Estimate
$218,489
WCAD Value
$361,318
High Confidence

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

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $190,534 and $397,692. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3666 SPRING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,494 sqft Built 2002
Raw Value $297,837
Adjusted Value $199,332

Adjusted -$97,104 for 477 sqft less living space and -$1,401 for being older. Net adjustment: -$98,505.

3629 SPRING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,725 sqft Built 2003
Raw Value $334,664
Adjusted Value $190,534

Adjusted -$144,130 for 708 sqft less living space. Net adjustment: -$144,130.

3628 SPRING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 940 sqft Built 2003
Raw Value $382,017
Adjusted Value $397,692

Adjusted +$15,675 for 77 sqft more living space. Net adjustment: +$15,675.

3623 SPRING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,723 sqft Built 2003
Raw Value $362,212
Adjusted Value $218,489

Adjusted -$143,723 for 706 sqft less living space. Net adjustment: -$143,723.

3606 SPRING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,143 sqft Built 2002
Raw Value $372,528
Adjusted Value $345,477

Adjusted -$25,650 for 126 sqft less living space and -$1,401 for being older. Net adjustment: -$27,051.

The Neighborhood

This home is valued 1.9% below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$361,318
Median
$368,194

This home is -1.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,501 across all districts. With a homestead exemption claimed, that drops to $5,184 — saving $1,317 per year. That's $432 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%$3,227
Round RockCity0.3720%$1,344
Williamson CountyCounty0.3694%$1,335
Austin Community Collegespecial0.1034%$374
Williamson County FM/RdCounty0.0443%$160
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,501

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $218,489 would pay approximately $1,364 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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