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9104 RATTLESNAKE TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath2,384 sqftBuilt 2020

Property at a Glance

This home is estimated between $766,984 and $1,174,383, with a best estimate of $1,108,209. That places the property below the R257616A - HERITAGE AT PEARSON RANCH median of $1,253,608, in a neighborhood that declined 2.6% over the past year.

Estimated Value Range

$766,984 $1,174,383
Best Estimate
$1,108,209
WCAD Value
$1,189,745
High Confidence

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

Based on 5 comparable properties in R257616A - HERITAGE AT PEARSON RANCH, this home's estimated market value is between $766,984 and $1,174,383. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9105 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,700 sqft Built 2020
Raw Value $909,354
Adjusted Value $766,984

Adjusted -$142,370 for 316 sqft less living space. Net adjustment: -$142,370.

9109 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,863 sqft Built 2019
Raw Value $1,323,982
Adjusted Value $1,108,209

Adjusted -$215,807 for 479 sqft less living space and +$34 for being newer. Net adjustment: -$215,773.

9101 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,883 sqft Built 2019
Raw Value $1,399,167
Adjusted Value $1,174,383

Adjusted -$224,818 for 499 sqft less living space and +$34 for being newer. Net adjustment: -$224,784.

9100 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 99% similar Same subdivision
5 bed 4 bath 3,159 sqft Built 2019
Raw Value $1,380,168
Adjusted Value $1,031,036

Adjusted -$349,166 for 775 sqft less living space and +$34 for being newer. Net adjustment: -$349,132.

10403 LAVON BND, AUSTIN, TX 78717
0.72 mi 96% similar Same subdivision
5 bed 4 bath 3,008 sqft Built 2019
Raw Value $1,390,662
Adjusted Value $1,109,561

Adjusted -$281,135 for 624 sqft less living space and +$34 for being newer. Net adjustment: -$281,101.

The Neighborhood

This home is valued 5.1% below the R257616A - HERITAGE AT PEARSON RANCH median of $1,253,608. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.6% over the past year.

R257616A - HERITAGE AT PEARSON RANCH

typical
265 Properties
$1,253,608 Median Value
-2.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$1,189,745
Median
$1,253,608

This home is -5.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $20,070 across all districts. With a homestead exemption claimed, that drops to $17,552 — saving $2,518 per year. That's $1,463 per month a buyer should budget. The assessed value increased +3.5% vs the subdivision average of -2.6%. This above-average increase gives a protest opportunity score of 41 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$9,186
AustinCity0.5240%$5,390
Williamson CountyCounty0.3694%$3,800
Austin Community Collegespecial0.1034%$1,064
Williamson County FM/RdCounty0.0443%$456
Upper Brushy Creek WCIDWater0.0170%$175
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$20,070
41 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,108,209 would pay approximately $6,917 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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