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12405 DEER FALLS DR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

5 bed4 bath1,216 sqftBuilt 1984

Property at a Glance

This home is estimated between $267,021 and $463,958, with a best estimate of $455,682. That places the property above the R371X - Round Rock West Below 45 - Duplex median of $419,343, in a neighborhood that declined 8.8% over the past year.

Estimated Value Range

$267,021 $463,958
Best Estimate
$455,682
WCAD Value
$455,763
High Confidence

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

Based on 5 comparable properties in R371X - Round Rock West Below 45 - Duplex, this home's estimated market value is between $267,021 and $463,958. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12409 DEER FALLS DR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
5 bed 4 bath 982 sqft Built 1984
Raw Value $414,652
Adjusted Value $463,958

Adjusted +$49,306 for 234 sqft more living space. Net adjustment: +$49,306.

12307 DEER FALLS DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
5 bed 4 bath 982 sqft Built 1984
Raw Value $414,652
Adjusted Value $463,958

Adjusted +$49,306 for 234 sqft more living space. Net adjustment: +$49,306.

12413 DEER FALLS DR, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
5 bed 4 bath 1,216 sqft Built 1984
Raw Value $454,022
Adjusted Value $454,022

This comparable closely matches the subject property's features.

12303 DEER FALLS DR, AUSTIN, TX 78729
0.06 mi 100% similar Same subdivision
5 bed 4 bath 1,216 sqft Built 1984
Raw Value $455,682
Adjusted Value $455,682

This comparable closely matches the subject property's features.

12402 DEER FALLS DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
4 bed 4 bath 1,892 sqft Built 1984
Raw Value $409,459
Adjusted Value $267,021

Adjusted -$142,438 for 676 sqft less living space. Net adjustment: -$142,438.

The Neighborhood

This home is valued 8.7% above the R371X - Round Rock West Below 45 - Duplex median of $419,343. With 462 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.8% over the past year.

R371X - Round Rock West Below 45 - Duplex

typical
462 Properties
$419,343 Median Value
-8.8% YoY Change
0% Have Pool
94% Have Garage
This Home
$455,763
Median
$419,343

This home is +8.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,893 across all districts. With a homestead exemption claimed, that drops to $7,081 — saving $1,812 per year. That's $590 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%$4,070
AustinCity0.5240%$2,388
Williamson CountyCounty0.3694%$1,684
Austin Community Collegespecial0.1034%$471
Williamson County FM/RdCounty0.0443%$202
Upper Brushy Creek WCIDWater0.0170%$77
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$8,893

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $455,682 would pay approximately $2,844 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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