Beta Williamson County, TX only — data and coverage are limited during early access.

7507 NAPIER TRL, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

4 bed2 bath1,290 sqftBuilt 1988

Property at a Glance

This home is estimated between $499,055 and $573,963, with a best estimate of $550,403. That places the property above the R392593F - Milwood median of $450,810, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$499,055 $573,963
Best Estimate
$550,403
WCAD Value
$520,049
High Confidence

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

Based on 5 comparable properties in R392593F - Milwood, this home's estimated market value is between $499,055 and $573,963. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

7505 NAPIER TRL, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,420 sqft Built 1989
Raw Value $549,333
Adjusted Value $499,055

Adjusted -$52,126 for 130 sqft less living space and +$1,848 for being newer. Net adjustment: -$50,278.

7509 NAPIER TRL, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,229 sqft Built 1990
Raw Value $493,725
Adjusted Value $521,880

Adjusted +$24,459 for 61 sqft more living space and +$3,696 for being newer. Net adjustment: +$28,155.

7604 ELKHORN MOUNTAIN TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,076 sqft Built 1989
Raw Value $475,318
Adjusted Value $562,974

Adjusted +$85,808 for 214 sqft more living space and +$1,848 for being newer. Net adjustment: +$87,656.

7503 NAPIER TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,234 sqft Built 1988
Raw Value $527,949
Adjusted Value $550,403

Adjusted +$22,454 for 56 sqft more living space. Net adjustment: +$22,454.

7608 ELKHORN MOUNTAIN TRL, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,150 sqft Built 1989
Raw Value $515,979
Adjusted Value $573,963

Adjusted +$56,136 for 140 sqft more living space and +$1,848 for being newer. Net adjustment: +$57,984.

The Neighborhood

This home is valued 15.4% above the R392593F - Milwood median of $450,810. With 1,330 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.2% over the past year.

R392593F - Milwood

above average
1,330 Properties
$450,810 Median Value
-9.2% YoY Change
2% Have Pool
100% Have Garage
This Home
$520,049
Median
$450,810

This home is +15.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,068 across all districts. With a homestead exemption claimed, that drops to $7,722 — saving $1,346 per year. That's $644 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
Williamson CountyCounty0.3694%$1,921
North Austin MUD #1MUD0.2165%$1,126
Austin Community Collegespecial0.1034%$538
Williamson County ESD #1 - Jollyville VFDESD0.1000%$520
Williamson County FM/RdCounty0.0443%$231
Upper Brushy Creek WCIDWater0.0170%$88
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$9,068

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $550,403 would pay approximately $3,436 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.

View full property details