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

15612 BELFIN DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,112 sqftBuilt 2005

Property at a Glance

This home is estimated between $527,214 and $780,895, with a best estimate of $732,251. 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

$527,214 $780,895
Best Estimate
$732,251
WCAD Value
$572,062
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 $527,214 and $780,895. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15616 BELFIN DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,954 sqft Built 2005
Raw Value $725,414
Adjusted Value $780,895

Adjusted +$55,481 for 158 sqft more living space. Net adjustment: +$55,481.

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 $759,386

Adjusted +$22,122 for 63 sqft more living space. Net adjustment: +$22,122.

15620 BELFIN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
5 bed 4 bath 2,187 sqft Built 2005
Raw Value $758,587
Adjusted Value $732,251

Adjusted -$26,336 for 75 sqft less living space. Net adjustment: -$26,336.

15604 BELFIN DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,301 sqft Built 2005
Raw Value $593,581
Adjusted Value $527,214

Adjusted -$66,367 for 189 sqft less living space. Net adjustment: -$66,367.

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 $527,715

Adjusted -$59,344 for 169 sqft less living space and -$1,393 for being older. Net adjustment: -$60,737.

The Neighborhood

This home is valued 19.2% 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
$572,062
Median
$708,305

This home is -19.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,163 across all districts. With a homestead exemption claimed, that drops to $9,207 — saving $1,956 per year. That's $767 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%$5,109
AustinCity0.5240%$2,998
Williamson CountyCounty0.3694%$2,113
Austin Community Collegespecial0.1034%$592
Williamson County FM/RdCounty0.0443%$254
Upper Brushy Creek WCIDWater0.0170%$97
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$11,163

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $732,251 would pay approximately $4,571 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