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15604 BELFIN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,301 sqftBuilt 2005

Property at a Glance

This home is estimated between $594,082 and $825,753, with a best estimate of $667,935. 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

$594,082 $825,753
Best Estimate
$667,935
WCAD Value
$593,581
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 $594,082 and $825,753. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15608 BELFIN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,049 sqft Built 2005
Raw Value $737,264
Adjusted Value $825,753

Adjusted +$88,489 for 252 sqft more living space. Net adjustment: +$88,489.

15524 BELFIN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,498 sqft Built 2005
Raw Value $737,111
Adjusted Value $667,935

Adjusted -$69,176 for 197 sqft less living space. Net adjustment: -$69,176.

15612 BELFIN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,112 sqft Built 2005
Raw Value $572,062
Adjusted Value $638,429

Adjusted +$66,367 for 189 sqft more living space. Net adjustment: +$66,367.

15316 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,110 sqft Built 2007
Raw Value $734,247
Adjusted Value $798,530

Adjusted +$67,069 for 191 sqft more living space and -$2,786 for being older. Net adjustment: +$64,283.

15312 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,281 sqft Built 2006
Raw Value $588,452
Adjusted Value $594,082

Adjusted +$7,023 for 20 sqft more living space and -$1,393 for being older. Net adjustment: +$5,630.

The Neighborhood

This home is valued 16.2% 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
$593,581
Median
$708,305

This home is -16.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,583 across all districts. With a homestead exemption claimed, that drops to $9,600 — saving $1,983 per year. That's $800 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%$5,301
AustinCity0.5240%$3,110
Williamson CountyCounty0.3694%$2,193
Austin Community Collegespecial0.1034%$614
Williamson County FM/RdCounty0.0443%$263
Upper Brushy Creek WCIDWater0.0170%$101
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,583

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $667,935 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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