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

1016 ZEUS CIR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,936 sqftBuilt 2003

Property at a Glance

This home is estimated between $334,050 and $456,531, with a best estimate of $450,781. That places the property above the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$334,050 $456,531
Best Estimate
$450,781
WCAD Value
$347,801
High Confidence

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

Based on 5 comparable properties in R401598G - Eagle Ridge - ALL SECTIONS, this home's estimated market value is between $334,050 and $456,531. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1020 ZEUS CIR, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,596 sqft Built 2003
Raw Value $380,032
Adjusted Value $456,531

Adjusted +$76,499 for 340 sqft more living space. Net adjustment: +$76,499.

1009 GULF WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,204 sqft Built 2001
Raw Value $279,702
Adjusted Value $450,781

Adjusted +$164,698 for 732 sqft more living space and +$6,381 for being newer. Net adjustment: +$171,079.

1011 GULF WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,813 sqft Built 2001
Raw Value $335,469
Adjusted Value $369,525

Adjusted +$27,675 for 123 sqft more living space and +$6,381 for being newer. Net adjustment: +$34,056.

1007 GULF WAY, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,240 sqft Built 2001
Raw Value $288,192
Adjusted Value $451,171

Adjusted +$156,598 for 696 sqft more living space and +$6,381 for being newer. Net adjustment: +$162,979.

1008 ZEUS CIR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,936 sqft Built 2003
Raw Value $334,050
Adjusted Value $334,050

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 1.7% below the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.1% over the past year.

R401598G - Eagle Ridge - ALL SECTIONS

typical
749 Properties
$353,883 Median Value
-8.1% YoY Change
0% Have Pool
100% Have Garage
This Home
$347,801
Median
$353,883

This home is -1.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,258 across all districts. With a homestead exemption claimed, that drops to $4,943 — saving $1,315 per year. That's $412 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%$3,106
Round RockCity0.3720%$1,294
Williamson CountyCounty0.3694%$1,285
Austin Community Collegespecial0.1034%$360
Williamson County FM/RdCounty0.0443%$154
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,258

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $450,781 would pay approximately $2,814 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