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1002 PENNY LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,867 sqftBuilt 1977

Property at a Glance

This home is estimated between $356,392 and $588,584, with a best estimate of $459,434. That places the property below the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515, in a neighborhood that declined 5.9% over the past year.

Estimated Value Range

$356,392 $588,584
Best Estimate
$459,434
WCAD Value
$402,932
High Confidence

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

Based on 5 comparable properties in R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK, this home's estimated market value is between $356,392 and $588,584. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1002 LAKEWOOD LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,290 sqft Built 1979
Raw Value $531,237
Adjusted Value $426,089

Adjusted -$100,414 for 423 sqft less living space and -$4,734 for being older. Net adjustment: -$105,148.

1000 ST WILLIAMS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,700 sqft Built 1976
Raw Value $546,574
Adjusted Value $588,584

Adjusted +$39,643 for 167 sqft more living space and +$2,367 for being newer. Net adjustment: +$42,010.

1002 ABBEY RD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,743 sqft Built 1976
Raw Value $427,631
Adjusted Value $459,434

Adjusted +$29,436 for 124 sqft more living space and +$2,367 for being newer. Net adjustment: +$31,803.

1004 DEER RUN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,744 sqft Built 1976
Raw Value $431,850
Adjusted Value $463,415

Adjusted +$29,198 for 123 sqft more living space and +$2,367 for being newer. Net adjustment: +$31,565.

1002 AQUALINE CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,504 sqft Built 1977
Raw Value $507,606
Adjusted Value $356,392

Adjusted -$151,214 for 637 sqft less living space. Net adjustment: -$151,214.

The Neighborhood

This home is valued 15.4% below the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.9% over the past year.

R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK

below average
822 Properties
$476,515 Median Value
-5.9% YoY Change
5% Have Pool
96% Have Garage
This Home
$402,932
Median
$476,515

This home is -15.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,250 across all districts. With a homestead exemption claimed, that drops to $5,925 — saving $1,325 per year. That's $494 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%$3,599
Round RockCity0.3720%$1,499
Williamson CountyCounty0.3694%$1,489
Austin Community Collegespecial0.1034%$417
Williamson County FM/RdCounty0.0443%$179
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,250

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $459,434 would pay approximately $2,868 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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