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8507 PORTAGE CV, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,442 sqftBuilt 1986

Property at a Glance

This home is estimated between $271,098 and $657,800, with a best estimate of $514,929. That places the property below 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

$271,098 $657,800
Best Estimate
$514,929
WCAD Value
$382,311
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 $271,098 and $657,800. 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 $514,929

Adjusted -$82,256 for 239 sqft less living space and +$21,416 for having a garage. Net adjustment: -$60,840.

8501 PORTAGE CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,250 sqft Built 1980
Raw Value $530,270
Adjusted Value $657,800

Adjusted +$66,080 for 192 sqft more living space and +$61,450 for being newer. Net adjustment: +$127,530.

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 $271,098

Adjusted -$284,626 for 827 sqft less living space and +$21,416 for having a garage. Net adjustment: -$263,210.

8506 PORTAGE CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,080 sqft Built 1986
Raw Value $460,795
Adjusted Value $606,799

Adjusted +$124,588 for 362 sqft more living space and +$21,416 for having a garage. Net adjustment: +$146,004.

8504 POTOSI CV, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,281 sqft Built 1986
Raw Value $436,164
Adjusted Value $512,991

Adjusted +$55,411 for 161 sqft more living space and +$21,416 for having a garage. Net adjustment: +$76,827.

The Neighborhood

This home is valued 28.5% 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

below average
1,552 Properties
$534,481 Median Value
-2.4% YoY Change
2% Have Pool
95% Have Garage
This Home
$382,311
Median
$534,481

This home is -28.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,318 across all districts. With a homestead exemption claimed, that drops to $5,997 — saving $1,321 per year. That's $500 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%$3,414
Brushy Creek MUDMUD0.3868%$1,479
Williamson CountyCounty0.3694%$1,412
Austin Community Collegespecial0.1034%$395
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$382
Williamson County FM/RdCounty0.0443%$169
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,318

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $514,929 would pay approximately $3,214 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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