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

3413 CAMPANELLA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,459 sqftBuilt 2002

Property at a Glance

This home is estimated between $259,892 and $308,817, with a best estimate of $278,319. That places the property below the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$259,892 $308,817
Best Estimate
$278,319
WCAD Value
$309,238
High Confidence

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

Based on 5 comparable properties in R454400F - Ryan's Crossing Sec 1 Thru 6, this home's estimated market value is between $259,892 and $308,817. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3408 CAMPANELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,849 sqft Built 2002
Raw Value $332,566
Adjusted Value $259,892

Adjusted -$72,674 for 390 sqft less living space. Net adjustment: -$72,674.

1504 CAMPANELLA CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,484 sqft Built 2002
Raw Value $313,476
Adjusted Value $308,817

Adjusted -$4,659 for 25 sqft less living space. Net adjustment: -$4,659.

3407 CAMPANELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,788 sqft Built 2002
Raw Value $324,263
Adjusted Value $262,956

Adjusted -$61,307 for 329 sqft less living space. Net adjustment: -$61,307.

1505 CAMPANELLA CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,858 sqft Built 2003
Raw Value $375,545
Adjusted Value $302,146

Adjusted -$74,351 for 399 sqft less living space and +$952 for being newer. Net adjustment: -$73,399.

3406 CAMPANELLA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,893 sqft Built 2003
Raw Value $358,240
Adjusted Value $278,319

Adjusted -$80,873 for 434 sqft less living space and +$952 for being newer. Net adjustment: -$79,921.

The Neighborhood

This home is valued 9.0% below the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.

R454400F - Ryan's Crossing Sec 1 Thru 6

typical
567 Properties
$339,919 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$309,238
Median
$339,919

This home is -9.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,564 across all districts. With a homestead exemption claimed, that drops to $4,257 — saving $1,307 per year. That's $355 per month a buyer should budget. The assessed value increased -2.8% vs the subdivision average of -9.3%. This above-average increase gives a protest opportunity score of 33 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,762
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%$5,564
33 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $278,319 would pay approximately $1,737 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