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15100 FERNHILL DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,684 sqftBuilt 2005

Property at a Glance

This home is estimated between $379,088 and $751,651, with a best estimate of $639,473. 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

$379,088 $751,651
Best Estimate
$639,473
WCAD Value
$720,738
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 $379,088 and $751,651. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15104 FERNHILL DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,519 sqft Built 2006
Raw Value $627,855
Adjusted Value $684,401

Adjusted +$57,939 for 165 sqft more living space and -$1,393 for being older. Net adjustment: +$56,546.

15012 FERNHILL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,618 sqft Built 2005
Raw Value $728,475
Adjusted Value $751,651

Adjusted +$23,176 for 66 sqft more living space. Net adjustment: +$23,176.

15101 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,265 sqft Built 2006
Raw Value $584,498
Adjusted Value $379,088

Adjusted -$204,017 for 581 sqft less living space and -$1,393 for being older. Net adjustment: -$205,410.

15017 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,739 sqft Built 2005
Raw Value $658,786
Adjusted Value $639,473

Adjusted -$19,313 for 55 sqft less living space. Net adjustment: -$19,313.

15008 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,150 sqft Built 2005
Raw Value $580,999
Adjusted Value $417,364

Adjusted -$163,635 for 466 sqft less living space. Net adjustment: -$163,635.

The Neighborhood

This home is valued 1.8% above the R251501D - Avery Ranch South median of $708,305. With 635 homes in the subdivision, the property sits in the upper tier. 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
$720,738
Median
$708,305

This home is +1.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,064 across all districts. With a homestead exemption claimed, that drops to $11,925 — saving $2,139 per year. That's $994 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%$6,437
AustinCity0.5240%$3,777
Williamson CountyCounty0.3694%$2,663
Austin Community Collegespecial0.1034%$745
Williamson County FM/RdCounty0.0443%$319
Upper Brushy Creek WCIDWater0.0170%$123
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$14,064

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $639,473 would pay approximately $3,992 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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