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

14621 BALLYCASTLE TRL, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,290 sqftBuilt 2001

Property at a Glance

This home is estimated between $271,774 and $620,397, with a best estimate of $600,699. 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

$271,774 $620,397
Best Estimate
$600,699
WCAD Value
$468,717
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 $271,774 and $620,397. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

14617 BALLYCASTLE TRL, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,000 sqft Built 2001
Raw Value $480,726
Adjusted Value $600,699

Adjusted +$119,973 for 290 sqft more living space. Net adjustment: +$119,973.

14616 BALLYCASTLE TRL, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,024 sqft Built 2001
Raw Value $509,983
Adjusted Value $620,027

Adjusted +$110,044 for 266 sqft more living space. Net adjustment: +$110,044.

14609 BALLYCASTLE TRL, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,659 sqft Built 2001
Raw Value $424,429
Adjusted Value $271,774

Adjusted -$152,655 for 369 sqft less living space. Net adjustment: -$152,655.

14612 BALLYCASTLE TRL, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,105 sqft Built 2001
Raw Value $439,036
Adjusted Value $515,570

Adjusted +$76,534 for 185 sqft more living space. Net adjustment: +$76,534.

14608 BALLYCASTLE TRL, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,023 sqft Built 2001
Raw Value $509,940
Adjusted Value $620,397

Adjusted +$110,457 for 267 sqft more living space. Net adjustment: +$110,457.

The Neighborhood

This home is valued 3.1% 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
$468,717
Median
$483,591

This home is -3.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,054 across all districts. With a homestead exemption claimed, that drops to $7,955 — saving $2,099 per year. That's $663 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
Leander ISDSchool1.0869%$5,094
AustinCity0.5240%$2,456
Williamson CountyCounty0.3694%$1,732
Austin Community Collegespecial0.1034%$485
Williamson County FM/RdCounty0.0443%$208
Upper Brushy Creek WCIDWater0.0170%$80
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$10,054

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $600,699 would pay approximately $3,750 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