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3930 UPPER PASSAGE LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,359 sqftBuilt 2000

Property at a Glance

This home is estimated between $457,590 and $481,137, with a best estimate of $466,044. That places the property above 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

$457,590 $481,137
Best Estimate
$466,044
WCAD Value
$384,351
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 $457,590 and $481,137. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3926 UPPER PASSAGE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,723 sqft Built 2000
Raw Value $336,252
Adjusted Value $465,725

Adjusted +$129,473 for 636 sqft more living space. Net adjustment: +$129,473.

3927 UPPER PASSAGE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $343,318
Adjusted Value $481,137

Adjusted +$137,819 for 677 sqft more living space. Net adjustment: +$137,819.

3943 UPPER PASSAGE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,544 sqft Built 2000
Raw Value $291,678
Adjusted Value $457,590

Adjusted +$165,912 for 815 sqft more living space. Net adjustment: +$165,912.

3922 UPPER PASSAGE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,813 sqft Built 2000
Raw Value $354,893
Adjusted Value $466,044

Adjusted +$111,151 for 546 sqft more living space. Net adjustment: +$111,151.

3942 UPPER PASSAGE LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $331,167
Adjusted Value $468,986

Adjusted +$137,819 for 677 sqft more living space. Net adjustment: +$137,819.

The Neighborhood

This home is valued 4.4% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. 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
$384,351
Median
$368,194

This home is +4.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,916 across all districts. With a homestead exemption claimed, that drops to $5,594 — saving $1,322 per year. That's $466 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%$3,433
Round RockCity0.3720%$1,430
Williamson CountyCounty0.3694%$1,420
Austin Community Collegespecial0.1034%$397
Williamson County FM/RdCounty0.0443%$170
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,916

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $466,044 would pay approximately $2,909 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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