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

8522 DELAVAN AVE, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,172 sqftBuilt 1994

Property at a Glance

This home is estimated between $357,467 and $617,431, with a best estimate of $537,810. 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

$357,467 $617,431
Best Estimate
$537,810
WCAD Value
$478,582
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 $357,467 and $617,431. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

7609 MONONA AVE, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,646 sqft Built 2000
Raw Value $582,052
Adjusted Value $357,467

Adjusted -$163,135 for 474 sqft less living space and -$61,450 for being older. Net adjustment: -$224,585.

8000 MONONA AVE, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 989 sqft Built 1993
Raw Value $506,552
Adjusted Value $579,777

Adjusted +$62,983 for 183 sqft more living space and +$10,242 for being newer. Net adjustment: +$73,225.

8211 MONONA AVE, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,053 sqft Built 1985
Raw Value $462,884
Adjusted Value $617,431

Adjusted +$40,956 for 119 sqft more living space and +$92,175 for being newer and +$21,416 for having a garage. Net adjustment: +$154,547.

8006 MONONA AVE, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,075 sqft Built 1994
Raw Value $504,426
Adjusted Value $537,810

Adjusted +$33,384 for 97 sqft more living space. Net adjustment: +$33,384.

7611 MONONA AVE, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,770 sqft Built 2000
Raw Value $631,872
Adjusted Value $364,610

Adjusted -$205,812 for 598 sqft less living space and -$61,450 for being older. Net adjustment: -$267,262.

The Neighborhood

This home is valued 10.5% below the R230592E - WOODS / MEADOWS OF BRUSHY CREEK median of $534,481. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.4% over the past year.

R230592E - WOODS / MEADOWS OF BRUSHY CREEK

typical
1,552 Properties
$534,481 Median Value
-2.4% YoY Change
2% Have Pool
95% Have Garage
This Home
$478,582
Median
$534,481

This home is -10.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,161 across all districts. With a homestead exemption claimed, that drops to $7,822 — saving $1,339 per year. That's $652 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%$4,274
Brushy Creek MUDMUD0.3868%$1,851
Williamson CountyCounty0.3694%$1,768
Austin Community Collegespecial0.1034%$495
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$479
Williamson County FM/RdCounty0.0443%$212
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$9,161

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $537,810 would pay approximately $3,357 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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