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3520 LONGHORN TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,455 sqftBuilt 2006

Property at a Glance

This home is estimated between $379,739 and $570,884, with a best estimate of $426,071. 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

$379,739 $570,884
Best Estimate
$426,071
WCAD Value
$376,421
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 $379,739 and $570,884. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3524 LONGHORN TRL, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,672 sqft Built 2006
Raw Value $392,093
Adjusted Value $570,884

Adjusted +$176,173 for 783 sqft more living space and +$2,618 for having a pool. Net adjustment: +$178,791.

3528 LONGHORN TRL, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,146 sqft Built 2006
Raw Value $353,929
Adjusted Value $426,071

Adjusted +$69,524 for 309 sqft more living space and +$2,618 for having a pool. Net adjustment: +$72,142.

3517 LONGHORN TRL, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,416 sqft Built 2005
Raw Value $365,155
Adjusted Value $379,739

Adjusted +$8,775 for 39 sqft more living space and +$3,191 for being newer and +$2,618 for having a pool. Net adjustment: +$14,584.

3525 LONGHORN TRL, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,344 sqft Built 2005
Raw Value $368,207
Adjusted Value $398,991

Adjusted +$24,975 for 111 sqft more living space and +$3,191 for being newer and +$2,618 for having a pool. Net adjustment: +$30,784.

3532 LONGHORN TRL, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,079 sqft Built 2006
Raw Value $441,366
Adjusted Value $528,583

Adjusted +$84,599 for 376 sqft more living space and +$2,618 for having a pool. Net adjustment: +$87,217.

The Neighborhood

This home is valued 6.4% above the R401598G - Eagle Ridge - ALL SECTIONS median of $353,883. With 749 homes in the subdivision, the property sits in the upper tier. 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
$376,421
Median
$353,883

This home is +6.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,773 across all districts. With a homestead exemption claimed, that drops to $5,453 — saving $1,320 per year. That's $454 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%$3,362
Round RockCity0.3720%$1,400
Williamson CountyCounty0.3694%$1,391
Austin Community Collegespecial0.1034%$389
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,773

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $426,071 would pay approximately $2,660 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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