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15804 KIAWAH ISLAND DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,881 sqftBuilt 2003

Property at a Glance

This home is estimated between $624,469 and $808,254, with a best estimate of $765,755. That places the property below the R250501D - AVERY RANCH EAST ALL SECTIONS PHASE 2 median of $798,474, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$624,469 $808,254
Best Estimate
$765,755
WCAD Value
$712,787
High Confidence

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

Based on 5 comparable properties in R250501D - AVERY RANCH EAST ALL SECTIONS PHASE 2, this home's estimated market value is between $624,469 and $808,254. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15900 KIAWAH ISLAND DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,325 sqft Built 2004
Raw Value $863,386
Adjusted Value $706,701

Adjusted -$159,579 for 444 sqft less living space and +$2,894 for being newer. Net adjustment: -$156,685.

10301 MEDINAH GREENS DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,061 sqft Built 2003
Raw Value $872,948
Adjusted Value $808,254

Adjusted -$64,694 for 180 sqft less living space. Net adjustment: -$64,694.

10309 MEDINAH GREENS DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,544 sqft Built 2002
Raw Value $865,653
Adjusted Value $624,469

Adjusted -$238,290 for 663 sqft less living space and -$2,894 for being older. Net adjustment: -$241,184.

15908 KIAWAH ISLAND DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,897 sqft Built 2002
Raw Value $774,400
Adjusted Value $765,755

Adjusted -$5,751 for 16 sqft less living space and -$2,894 for being older. Net adjustment: -$8,645.

10217 MEDINAH GREENS DR, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
4 bed 3 bath 2,072 sqft Built 2003
Raw Value $867,103
Adjusted Value $792,220

Adjusted -$68,648 for 191 sqft less living space and -$6,235 for no pool. Net adjustment: -$74,883.

The Neighborhood

This home is valued 10.7% below the R250501D - AVERY RANCH EAST ALL SECTIONS PHASE 2 median of $798,474. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.5% over the past year.

R250501D - AVERY RANCH EAST ALL SECTIONS PHASE 2

typical
455 Properties
$798,474 Median Value
-1.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$712,787
Median
$798,474

This home is -10.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,909 across all districts. With a homestead exemption claimed, that drops to $11,780 — saving $2,129 per year. That's $982 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%$6,366
AustinCity0.5240%$3,735
Williamson CountyCounty0.3694%$2,633
Austin Community Collegespecial0.1034%$737
Williamson County FM/RdCounty0.0443%$316
Upper Brushy Creek WCIDWater0.0170%$121
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,909

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $765,755 would pay approximately $4,780 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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