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9101 RATTLESNAKE TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

5 bed4 bath2,883 sqftBuilt 2019

Property at a Glance

This home is estimated between $991,768 and $1,414,529, with a best estimate of $1,332,993. That places the property above 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

$991,768 $1,414,529
Best Estimate
$1,332,993
WCAD Value
$1,399,167
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 $991,768 and $1,414,529. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $1,332,993

Adjusted +$9,011 for 20 sqft more living space. Net adjustment: +$9,011.

9100 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
5 bed 4 bath 3,159 sqft Built 2019
Raw Value $1,380,168
Adjusted Value $1,255,820

Adjusted -$124,348 for 276 sqft less living space. Net adjustment: -$124,348.

9104 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,384 sqft Built 2020
Raw Value $1,189,745
Adjusted Value $1,414,529

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

10403 LAVON BND, AUSTIN, TX 78717
0.72 mi 100% similar Same subdivision
5 bed 4 bath 3,008 sqft Built 2019
Raw Value $1,390,662
Adjusted Value $1,334,345

Adjusted -$56,317 for 125 sqft less living space. Net adjustment: -$56,317.

9105 RATTLESNAKE TRL, AUSTIN, TX 78717
0.00 mi 99% similar Same subdivision
3 bed 2 bath 2,700 sqft Built 2020
Raw Value $909,354
Adjusted Value $991,768

Adjusted +$82,448 for 183 sqft more living space and -$34 for being older. Net adjustment: +$82,414.

The Neighborhood

This home is valued 11.6% above the R257616A - HERITAGE AT PEARSON RANCH median of $1,253,608. With 265 homes in the subdivision, the property sits in the upper tier. 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
$1,399,167
Median
$1,253,608

This home is +11.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $26,135 across all districts. With a homestead exemption claimed, that drops to $23,234 — saving $2,901 per year. That's $1,936 per month a buyer should budget. The assessed value increased +1.9% vs the subdivision average of -2.6%. 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%$11,962
AustinCity0.5240%$7,019
Williamson CountyCounty0.3694%$4,948
Austin Community Collegespecial0.1034%$1,385
Williamson County FM/RdCounty0.0443%$594
Upper Brushy Creek WCIDWater0.0170%$228
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$26,135
33 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,332,993 would pay approximately $8,321 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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