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8503 PORTAGE CV, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2 bath2,179 sqftBuilt 1994

Property at a Glance

This home is estimated between $595,469 and $850,513, with a best estimate of $614,052. 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

$595,469 $850,513
Best Estimate
$614,052
WCAD Value
$470,200
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 $595,469 and $850,513. 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 $850,513

Adjusted +$171,395 for 498 sqft more living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: +$274,744.

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 $606,682

Adjusted -$30,975 for 90 sqft less living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: +$72,374.

8505 PORTAGE CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,960 sqft Built 1994
Raw Value $520,096
Adjusted Value $595,469

Adjusted +$75,373 for 219 sqft more living space. Net adjustment: +$75,373.

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 $614,052

Adjusted +$61,262 for 178 sqft more living space and +$81,933 for being newer and +$21,416 for having a garage. Net adjustment: +$164,611.

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 $696,821

Adjusted +$171,739 for 499 sqft more living space and +$81,933 for being newer. Net adjustment: +$253,672.

The Neighborhood

This home is valued 12.0% 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
$470,200
Median
$534,481

This home is -12.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,000 across all districts. With a homestead exemption claimed, that drops to $7,663 — saving $1,337 per year. That's $639 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%$4,199
Brushy Creek MUDMUD0.3868%$1,819
Williamson CountyCounty0.3694%$1,737
Austin Community Collegespecial0.1034%$486
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$470
Williamson County FM/RdCounty0.0443%$208
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$9,000

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $614,052 would pay approximately $3,833 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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