Beta Williamson County, TX only — data and coverage are limited during early access.

14604 BALLYCASTLE TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,690 sqftBuilt 2001

Property at a Glance

This home is estimated between $429,467 and $785,877, with a best estimate of $740,598. That places the property above the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591, in a neighborhood that declined 4.9% over the past year.

Estimated Value Range

$429,467 $785,877
Best Estimate
$740,598
WCAD Value
$433,356
High Confidence

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

Based on 5 comparable properties in L591503E - AVERY RANCH FAR WEST PH 1, this home's estimated market value is between $429,467 and $785,877. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

14608 BALLYCASTLE TRL, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,023 sqft Built 2001
Raw Value $509,940
Adjusted Value $785,877

Adjusted +$275,937 for 667 sqft more living space. Net adjustment: +$275,937.

14600 BALLYCASTLE TRL, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,056 sqft Built 2001
Raw Value $478,313
Adjusted Value $740,598

Adjusted +$262,285 for 634 sqft more living space. Net adjustment: +$262,285.

10513 CANOA HILLS TRL S, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,105 sqft Built 2001
Raw Value $460,181
Adjusted Value $702,195

Adjusted +$242,014 for 585 sqft more living space. Net adjustment: +$242,014.

14609 SWINLEY FOREST CV, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,694 sqft Built 2001
Raw Value $431,122
Adjusted Value $429,467

Adjusted -$1,655 for 4 sqft less living space. Net adjustment: -$1,655.

14605 BALLYCASTLE TRL, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,023 sqft Built 2001
Raw Value $509,581
Adjusted Value $785,518

Adjusted +$275,937 for 667 sqft more living space. Net adjustment: +$275,937.

The Neighborhood

This home is valued 10.4% below the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.9% over the past year.

L591503E - AVERY RANCH FAR WEST PH 1

typical
1,612 Properties
$483,591 Median Value
-4.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$433,356
Median
$483,591

This home is -10.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,296 across all districts. With a homestead exemption claimed, that drops to $7,240 — saving $2,056 per year. That's $603 per month a buyer should budget. The assessed value increased +5.6% vs the subdivision average of -4.9%. This above-average increase gives a protest opportunity score of 55 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$4,710
AustinCity0.5240%$2,271
Williamson CountyCounty0.3694%$1,601
Austin Community Collegespecial0.1034%$448
Williamson County FM/RdCounty0.0443%$192
Upper Brushy Creek WCIDWater0.0170%$74
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$9,296
55 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $740,598 would pay approximately $4,623 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.

View full property details