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8505 PORTAGE CV, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath1,960 sqftBuilt 1994

Property at a Glance

This home is estimated between $394,827 and $775,141, with a best estimate of $538,679. 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

$394,827 $775,141
Best Estimate
$538,679
WCAD Value
$520,096
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 $394,827 and $775,141. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8503 E POTOSI CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,681 sqft Built 1986
Raw Value $575,769
Adjusted Value $775,141

Adjusted +$96,023 for 279 sqft more living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: +$199,372.

8503 PORTAGE CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,179 sqft Built 1994
Raw Value $470,200
Adjusted Value $394,827

Adjusted -$75,373 for 219 sqft less living space. Net adjustment: -$75,373.

8509 POTOSI CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,269 sqft Built 1986
Raw Value $534,308
Adjusted Value $531,309

Adjusted -$106,348 for 309 sqft less living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: -$2,999.

8502 POTOSI CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,001 sqft Built 1986
Raw Value $449,441
Adjusted Value $538,679

Adjusted -$14,111 for 41 sqft less living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: +$89,238.

8508 PORTAGE CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,680 sqft Built 1986
Raw Value $443,149
Adjusted Value $621,449

Adjusted +$96,367 for 280 sqft more living space and +$81,933 for being newer. Net adjustment: +$178,300.

The Neighborhood

This home is valued 2.7% 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
$520,096
Median
$534,481

This home is -2.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,955 across all districts. With a homestead exemption claimed, that drops to $8,609 — saving $1,346 per year. That's $717 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%$4,645
Brushy Creek MUDMUD0.3868%$2,012
Williamson CountyCounty0.3694%$1,921
Austin Community Collegespecial0.1034%$538
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$520
Williamson County FM/RdCounty0.0443%$231
Upper Brushy Creek WCIDWater0.0170%$88
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$9,955

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $538,679 would pay approximately $3,362 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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