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3801 VONNEGUT CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,583 sqftBuilt 2006

Property at a Glance

This home is estimated between $215,835 and $508,530, with a best estimate of $266,557. That places the property below the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$215,835 $508,530
Best Estimate
$266,557
WCAD Value
$309,060
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 $215,835 and $508,530. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3803 VONNEGUT CT, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,912 sqft Built 2006
Raw Value $340,581
Adjusted Value $266,557

Adjusted -$74,024 for 329 sqft less living space. Net adjustment: -$74,024.

3705 HAWK VIEW ST, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,052 sqft Built 2006
Raw Value $321,359
Adjusted Value $215,835

Adjusted -$105,524 for 469 sqft less living space. Net adjustment: -$105,524.

3805 VONNEGUT CT, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,408 sqft Built 2006
Raw Value $387,119
Adjusted Value $426,494

Adjusted +$39,375 for 175 sqft more living space. Net adjustment: +$39,375.

3706 HAWK VIEW ST, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,970 sqft Built 2006
Raw Value $330,599
Adjusted Value $243,525

Adjusted -$87,074 for 387 sqft less living space. Net adjustment: -$87,074.

3811 HAWK VIEW ST, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 961 sqft Built 2005
Raw Value $365,391
Adjusted Value $508,530

Adjusted +$139,948 for 622 sqft more living space and +$3,191 for being newer. Net adjustment: +$143,139.

The Neighborhood

This home is valued 12.7% 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
$309,060
Median
$353,883

This home is -12.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,561 across all districts. With a homestead exemption claimed, that drops to $4,253 — saving $1,308 per year. That's $354 per month a buyer should budget. The assessed value increased -0.2% vs the subdivision average of -8.1%. This above-average increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,760
Round RockCity0.3720%$1,150
Williamson CountyCounty0.3694%$1,142
Austin Community Collegespecial0.1034%$320
Williamson County FM/RdCounty0.0443%$137
Upper Brushy Creek WCIDWater0.0170%$53
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,561
40 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $266,557 would pay approximately $1,664 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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