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15101 FERNHILL DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,265 sqftBuilt 2006

Property at a Glance

This home is estimated between $582,879 and $844,882, with a best estimate of $667,905. That places the property below the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$582,879 $844,882
Best Estimate
$667,905
WCAD Value
$584,498
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 $582,879 and $844,882. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15017 FERNHILL DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,739 sqft Built 2005
Raw Value $658,786
Adjusted Value $844,882

Adjusted +$184,703 for 526 sqft more living space and +$1,393 for being newer. Net adjustment: +$186,096.

15109 FERNHILL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,300 sqft Built 2005
Raw Value $593,776
Adjusted Value $582,879

Adjusted -$12,290 for 35 sqft less living space and +$1,393 for being newer. Net adjustment: -$10,897.

9417 CASTLE PINES DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,258 sqft Built 2005
Raw Value $587,076
Adjusted Value $590,927

Adjusted +$2,458 for 7 sqft more living space and +$1,393 for being newer. Net adjustment: +$3,851.

9421 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,910 sqft Built 2005
Raw Value $541,855
Adjusted Value $667,905

Adjusted +$124,657 for 355 sqft more living space and +$1,393 for being newer. Net adjustment: +$126,050.

9413 CASTLE PINES DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,925 sqft Built 2005
Raw Value $549,467
Adjusted Value $670,250

Adjusted +$119,390 for 340 sqft more living space and +$1,393 for being newer. Net adjustment: +$120,783.

The Neighborhood

This home is valued 17.5% 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

below average
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$584,498
Median
$708,305

This home is -17.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,405 across all districts. With a homestead exemption claimed, that drops to $9,434 — saving $1,971 per year. That's $786 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%$5,220
AustinCity0.5240%$3,063
Williamson CountyCounty0.3694%$2,159
Austin Community Collegespecial0.1034%$604
Williamson County FM/RdCounty0.0443%$259
Upper Brushy Creek WCIDWater0.0170%$99
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,405

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $667,905 would pay approximately $4,169 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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