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8504 LYNDON LN, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

5 bed4 bath1,033 sqftBuilt 1984

Property at a Glance

This home is estimated between $355,066 and $468,946, with a best estimate of $426,031. That places the property above the R371X - Round Rock West Below 45 - Duplex median of $419,343, in a neighborhood that declined 8.8% over the past year.

Estimated Value Range

$355,066 $468,946
Best Estimate
$426,031
WCAD Value
$404,732
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R371X - Round Rock West Below 45 - Duplex. The estimated range of $355,066 and $468,946 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,053 sqft Built 1992
Raw Value $465,243
Adjusted Value $427,963

Adjusted -$4,214 for 20 sqft less living space and -$33,066 for being older. Net adjustment: -$37,280.

4 bed 2 bath 1,015 sqft Built 1993
Raw Value $502,352
Adjusted Value $468,946

Adjusted +$3,793 for 18 sqft more living space and -$37,199 for being older. Net adjustment: -$33,406.

3 bed 2 bath 1,013 sqft Built 2003
Raw Value $500,349
Adjusted Value $426,031

Adjusted +$4,214 for 20 sqft more living space and -$78,532 for being older. Net adjustment: -$74,318.

3 bed 2 bath 1,368 sqft Built 1983
Raw Value $421,520
Adjusted Value $355,066

Adjusted -$70,587 for 335 sqft less living space and +$4,133 for being newer. Net adjustment: -$66,454.

4 bed 2 bath 1,327 sqft Built 1998
Raw Value $491,285
Adjusted Value $371,471

Adjusted -$61,948 for 294 sqft less living space and -$57,866 for being older. Net adjustment: -$119,814.

The Neighborhood

This home is valued 3.5% below the R371X - Round Rock West Below 45 - Duplex median of $419,343. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.8% over the past year.

R371X - Round Rock West Below 45 - Duplex

typical
462 Properties
$419,343 Median Value
-8.8% YoY Change
0% Have Pool
94% Have Garage
This Home
$404,732
Median
$419,343

This home is -3.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,898 across all districts. With a homestead exemption claimed, that drops to $6,148 — saving $1,750 per year. That's $512 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%$3,615
AustinCity0.5240%$2,121
Williamson CountyCounty0.3694%$1,495
Austin Community Collegespecial0.1034%$418
Williamson County FM/RdCounty0.0443%$179
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$7,898

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $426,031 would pay approximately $2,659 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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