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15428 FERNHILL DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,236 sqftBuilt 2004

Property at a Glance

This home is estimated between $501,410 and $983,037, with a best estimate of $849,528. That places the property above the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$501,410 $983,037
Best Estimate
$849,528
WCAD Value
$646,864
High Confidence

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

Based on 5 comparable properties in R251501D - Avery Ranch South, this home's estimated market value is between $501,410 and $983,037. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15500 FERNHILL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,944 sqft Built 2003
Raw Value $745,600
Adjusted Value $849,528

Adjusted +$102,535 for 292 sqft more living space and +$1,393 for being newer. Net adjustment: +$103,928.

15416 FERNHILL DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,575 sqft Built 2006
Raw Value $623,235
Adjusted Value $501,410

Adjusted -$119,039 for 339 sqft less living space and -$2,786 for being older. Net adjustment: -$121,825.

15504 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 4 bath 2,063 sqft Built 2004
Raw Value $796,748
Adjusted Value $857,496

Adjusted +$60,748 for 173 sqft more living space. Net adjustment: +$60,748.

15437 FISHER ISLAND DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,281 sqft Built 2003
Raw Value $587,563
Adjusted Value $573,154

Adjusted -$15,802 for 45 sqft less living space and +$1,393 for being newer. Net adjustment: -$14,409.

15509 FISHER ISLAND DR, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,518 sqft Built 2004
Raw Value $730,913
Adjusted Value $983,037

Adjusted +$252,124 for 718 sqft more living space. Net adjustment: +$252,124.

The Neighborhood

This home is valued 8.7% below the R251501D - Avery Ranch South median of $708,305. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.8% over the past year.

R251501D - Avery Ranch South

typical
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$646,864
Median
$708,305

This home is -8.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,622 across all districts. With a homestead exemption claimed, that drops to $10,574 — saving $2,048 per year. That's $881 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%$5,777
AustinCity0.5240%$3,390
Williamson CountyCounty0.3694%$2,390
Austin Community Collegespecial0.1034%$669
Williamson County FM/RdCounty0.0443%$287
Upper Brushy Creek WCIDWater0.0170%$110
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$12,622

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $849,528 would pay approximately $5,303 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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