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

108 HIGHLAND HORIZON, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,571 sqftBuilt 2010

Property at a Glance

This home is estimated between $429,746 and $697,185, with a best estimate of $636,843. That places the property below the R302609C - HIGHLAND HORIZON median of $781,434, in a neighborhood that appreciated 2.3% over the past year.

Estimated Value Range

$429,746 $697,185
Best Estimate
$636,843
WCAD Value
$676,693
High Confidence

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

Based on 5 comparable properties in R302609C - HIGHLAND HORIZON, this home's estimated market value is between $429,746 and $697,185. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

440 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,270 sqft Built 2010
Raw Value $913,403
Adjusted Value $697,185

Adjusted -$216,218 for 699 sqft less living space. Net adjustment: -$216,218.

309 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,589 sqft Built 2010
Raw Value $642,411
Adjusted Value $636,843

Adjusted -$5,568 for 18 sqft less living space. Net adjustment: -$5,568.

204 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,079 sqft Built 2010
Raw Value $586,883
Adjusted Value $429,746

Adjusted -$157,137 for 508 sqft less living space. Net adjustment: -$157,137.

209 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,625 sqft Built 2010
Raw Value $653,092
Adjusted Value $636,388

Adjusted -$16,704 for 54 sqft less living space. Net adjustment: -$16,704.

313 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,595 sqft Built 2010
Raw Value $653,100
Adjusted Value $645,676

Adjusted -$7,424 for 24 sqft less living space. Net adjustment: -$7,424.

The Neighborhood

This home is valued 13.4% below the R302609C - HIGHLAND HORIZON median of $781,434. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 2.3% over the past year.

R302609C - HIGHLAND HORIZON

typical
399 Properties
$781,434 Median Value
+2.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$676,693
Median
$781,434

This home is -13.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,562 across all districts. With a homestead exemption claimed, that drops to $12,186 — saving $1,376 per year. That's $1,016 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%$6,044
Brushy Creek MUDMUD0.3868%$2,618
Williamson CountyCounty0.3694%$2,500
Austin Community Collegespecial0.1034%$700
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$677
Brushy Creek MUD Defined AreaMUD0.0900%$609
Williamson County FM/RdCounty0.0443%$300
Upper Brushy Creek WCIDWater0.0170%$115
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$13,562

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $636,843 would pay approximately $3,975 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