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8510 DELAVAN AVE, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,858 sqftBuilt 1991

Property at a Glance

This home is estimated between $637,799 and $754,963, with a best estimate of $748,739. That places the property above the R230592E - WOODS / MEADOWS OF BRUSHY CREEK median of $534,481, in a neighborhood that declined 2.4% over the past year.

Estimated Value Range

$637,799 $754,963
Best Estimate
$748,739
WCAD Value
$618,345
High Confidence

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

Based on 5 comparable properties in R230592E - WOODS / MEADOWS OF BRUSHY CREEK, this home's estimated market value is between $637,799 and $754,963. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8512 DELAVAN AVE, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,393 sqft Built 1992
Raw Value $521,228
Adjusted Value $671,024

Adjusted +$160,038 for 465 sqft more living space and -$10,242 for being older. Net adjustment: +$149,796.

15712 DELAVAN CV, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,316 sqft Built 1986
Raw Value $510,993
Adjusted Value $748,739

Adjusted +$186,538 for 542 sqft more living space and +$51,208 for being newer. Net adjustment: +$237,746.

15716 DELAVAN CV, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,116 sqft Built 1992
Raw Value $524,104
Adjusted Value $752,304

Adjusted +$255,372 for 742 sqft more living space and -$10,242 for being older and -$16,930 for no pool. Net adjustment: +$228,200.

8514 DELAVAN AVE, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,144 sqft Built 1992
Raw Value $519,470
Adjusted Value $754,963

Adjusted +$245,735 for 714 sqft more living space and -$10,242 for being older. Net adjustment: +$235,493.

8517 DELAVAN AVE, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,531 sqft Built 1987
Raw Value $484,289
Adjusted Value $637,799

Adjusted +$112,543 for 327 sqft more living space and +$40,967 for being newer. Net adjustment: +$153,510.

The Neighborhood

This home is valued 15.7% above the R230592E - WOODS / MEADOWS OF BRUSHY CREEK median of $534,481. With 1,552 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.4% over the past year.

R230592E - WOODS / MEADOWS OF BRUSHY CREEK

above average
1,552 Properties
$534,481 Median Value
-2.4% YoY Change
2% Have Pool
95% Have Garage
This Home
$618,345
Median
$534,481

This home is +15.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,836 across all districts. With a homestead exemption claimed, that drops to $10,471 — saving $1,365 per year. That's $873 per month a buyer should budget. The assessed value increased +4.5% vs the subdivision average of -2.4%. This above-average increase gives a protest opportunity score of 45 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,522
Brushy Creek MUDMUD0.3868%$2,392
Williamson CountyCounty0.3694%$2,284
Austin Community Collegespecial0.1034%$639
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$618
Williamson County FM/RdCounty0.0443%$274
Upper Brushy Creek WCIDWater0.0170%$105
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$11,836
45 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $748,739 would pay approximately $4,674 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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