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3105 ALTON PL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed3,147 sqftBuilt 2019

Property at a Glance

This home is estimated between $607,743 and $1,108,654, with a best estimate of $705,152. That places the property above the R500515C - FOREST GROVE median of $686,297, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$607,743 $1,108,654
Best Estimate
$705,152
WCAD Value
$648,321
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R500515C - FOREST GROVE. The estimated range of $607,743 and $1,108,654 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 3,112 sqft Built 2018
Raw Value $813,340
Adjusted Value $826,157

Adjusted +$9,296 for 35 sqft more living space and +$3,521 for being newer. Net adjustment: +$12,817.

4 bed 4 bath 3,213 sqft Built 2015
Raw Value $1,112,098
Adjusted Value $1,108,654

Adjusted -$17,530 for 66 sqft less living space and +$14,086 for being newer. Net adjustment: -$3,444.

4 bed 3 bath 2,928 sqft Built 2016
Raw Value $553,112
Adjusted Value $621,843

Adjusted +$58,167 for 219 sqft more living space and +$10,564 for being newer. Net adjustment: +$68,731.

4 bed 3 bath 2,828 sqft Built 2022
Raw Value $630,988
Adjusted Value $705,152

Adjusted +$84,728 for 319 sqft more living space and -$10,564 for being older. Net adjustment: +$74,164.

4 bed 3 bath 2,805 sqft Built 2022
Raw Value $527,470
Adjusted Value $607,743

Adjusted +$90,837 for 342 sqft more living space and -$10,564 for being older. Net adjustment: +$80,273.

The Neighborhood

This home is valued 5.5% below the R500515C - FOREST GROVE median of $686,297. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

R500515C - FOREST GROVE

typical
197 Properties
$686,297 Median Value
-2.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$648,321
Median
$686,297

This home is -5.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,665 across all districts. With a homestead exemption claimed, that drops to $10,295 — saving $1,370 per year. That's $858 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%$5,790
Round RockCity0.3720%$2,412
Williamson CountyCounty0.3694%$2,395
Austin Community Collegespecial0.1034%$670
Williamson County FM/RdCounty0.0443%$287
Upper Brushy Creek WCIDWater0.0170%$110
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,665

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $705,152 would pay approximately $4,402 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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