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13315 PERTHSHIRE ST, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,361 sqftBuilt 1976

Property at a Glance

This home is estimated between $285,439 and $508,507, with a best estimate of $349,834. That places the property below the R371378G - FOREST NORTH PHS 3-5 median of $421,794, in a neighborhood that declined 5.7% over the past year.

Estimated Value Range

$285,439 $508,507
Best Estimate
$349,834
WCAD Value
$329,499
High Confidence

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

Based on 5 comparable properties in R371378G - FOREST NORTH PHS 3-5, this home's estimated market value is between $285,439 and $508,507. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13317 PERTHSHIRE ST, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,817 sqft Built 1976
Raw Value $616,971
Adjusted Value $508,507

Adjusted -$108,464 for 456 sqft less living space. Net adjustment: -$108,464.

13313 PERTHSHIRE ST, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,236 sqft Built 1976
Raw Value $320,102
Adjusted Value $349,834

Adjusted +$29,732 for 125 sqft more living space. Net adjustment: +$29,732.

13319 PERTHSHIRE ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,796 sqft Built 1976
Raw Value $388,908
Adjusted Value $285,439

Adjusted -$103,469 for 435 sqft less living space. Net adjustment: -$103,469.

13311 PERTHSHIRE ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,302 sqft Built 1976
Raw Value $323,964
Adjusted Value $337,998

Adjusted +$14,034 for 59 sqft more living space. Net adjustment: +$14,034.

13314 PERTHSHIRE ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
2 bed 2 bath 1,210 sqft Built 1977
Raw Value $328,444
Adjusted Value $364,461

Adjusted +$35,917 for 151 sqft more living space and +$100 for being newer. Net adjustment: +$36,017.

The Neighborhood

This home is valued 21.9% below the R371378G - FOREST NORTH PHS 3-5 median of $421,794. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.7% over the past year.

R371378G - FOREST NORTH PHS 3-5

below average
742 Properties
$421,794 Median Value
-5.7% YoY Change
6% Have Pool
92% Have Garage
This Home
$329,499
Median
$421,794

This home is -21.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,032 across all districts. With a homestead exemption claimed, that drops to $3,721 — saving $1,311 per year. That's $310 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%$2,943
Williamson CountyCounty0.3694%$1,217
Austin Community Collegespecial0.1034%$341
Williamson County ESD #1 - Jollyville VFDESD0.1000%$329
Williamson County FM/RdCounty0.0443%$146
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$5,032

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $349,834 would pay approximately $2,184 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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