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840 HIDDEN GLEN DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath2,387 sqftBuilt 2005

Property at a Glance

This home is estimated between $790,501 and $934,594, with a best estimate of $879,872. That places the property above the R140601C - Hidden Glen median of $813,527, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$790,501 $934,594
Best Estimate
$879,872
WCAD Value
$870,545
High Confidence

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

Based on 5 comparable properties in R140601C - Hidden Glen, this home's estimated market value is between $790,501 and $934,594. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

901 HIDDEN GLEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,093 sqft Built 2008
Raw Value $842,177
Adjusted Value $920,078

Adjusted +$102,092 for 294 sqft more living space and -$24,191 for being older. Net adjustment: +$77,901.

909 HIDDEN GLEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,441 sqft Built 2009
Raw Value $841,508
Adjusted Value $790,501

Adjusted -$18,752 for 54 sqft less living space and -$32,255 for being older. Net adjustment: -$51,007.

820 HIDDEN GLEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,137 sqft Built 2005
Raw Value $847,781
Adjusted Value $934,594

Adjusted +$86,813 for 250 sqft more living space. Net adjustment: +$86,813.

1400 HIDDEN GLEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,411 sqft Built 2003
Raw Value $872,079
Adjusted Value $879,872

Adjusted -$8,334 for 24 sqft less living space and +$16,127 for being newer. Net adjustment: +$7,793.

835 HIDDEN GLEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 4 bath 2,709 sqft Built 2008
Raw Value $964,442
Adjusted Value $828,436

Adjusted -$111,815 for 322 sqft less living space and -$24,191 for being older. Net adjustment: -$136,006.

The Neighborhood

This home is valued 7.0% above the R140601C - Hidden Glen median of $813,527. With 345 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.5% over the past year.

R140601C - Hidden Glen

typical
345 Properties
$813,527 Median Value
-1.5% YoY Change
0% Have Pool
99% Have Garage
This Home
$870,545
Median
$813,527

This home is +7.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,664 across all districts. With a homestead exemption claimed, that drops to $14,252 — saving $1,412 per year. That's $1,188 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%$7,775
Round RockCity0.3720%$3,238
Williamson CountyCounty0.3694%$3,216
Austin Community Collegespecial0.1034%$900
Williamson County FM/RdCounty0.0443%$386
Upper Brushy Creek WCIDWater0.0170%$148
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,664

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $879,872 would pay approximately $5,492 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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