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

3603 BIRD HOUSE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,895 sqftBuilt 1999

Property at a Glance

This home is estimated between $350,958 and $494,536, with a best estimate of $396,941. 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

$350,958 $494,536
Best Estimate
$396,941
WCAD Value
$331,221
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 $350,958 and $494,536. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3605 BIRD HOUSE DR, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,572 sqft Built 1999
Raw Value $324,267
Adjusted Value $396,941

Adjusted +$72,674 for 323 sqft more living space. Net adjustment: +$72,674.

1107 WATER BIRCH, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,350 sqft Built 2000
Raw Value $324,960
Adjusted Value $444,393

Adjusted +$122,624 for 545 sqft more living space and -$3,191 for being older. Net adjustment: +$119,433.

3606 EAGLES NEST ST, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,569 sqft Built 1999
Raw Value $300,624
Adjusted Value $373,973

Adjusted +$73,349 for 326 sqft more living space. Net adjustment: +$73,349.

3608 EAGLES NEST ST, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,461 sqft Built 1998
Raw Value $393,696
Adjusted Value $494,536

Adjusted +$97,649 for 434 sqft more living space and +$3,191 for being newer. Net adjustment: +$100,840.

3607 BIRD HOUSE DR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,839 sqft Built 1999
Raw Value $338,358
Adjusted Value $350,958

Adjusted +$12,600 for 56 sqft more living space. Net adjustment: +$12,600.

The Neighborhood

This home is valued 6.4% 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
$331,221
Median
$353,883

This home is -6.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,960 across all districts. With a homestead exemption claimed, that drops to $4,648 — saving $1,312 per year. That's $387 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%$2,958
Round RockCity0.3720%$1,232
Williamson CountyCounty0.3694%$1,224
Austin Community Collegespecial0.1034%$342
Williamson County FM/RdCounty0.0443%$147
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,960

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $396,941 would pay approximately $2,478 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