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105 HIGHLAND HORIZON, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,210 sqftBuilt 2009

Property at a Glance

This home is estimated between $614,967 and $882,407, with a best estimate of $822,064. That places the property above the R302609C - HIGHLAND HORIZON median of $781,434, in a neighborhood that appreciated 2.3% over the past year.

Estimated Value Range

$614,967 $882,407
Best Estimate
$822,064
WCAD Value
$608,034
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 $614,967 and $882,407. 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 $882,407

Adjusted -$18,559 for 60 sqft less living space and -$12,437 for being older. Net adjustment: -$30,996.

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 $822,064

Adjusted +$192,090 for 621 sqft more living space and -$12,437 for being older. Net adjustment: +$179,653.

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 $614,967

Adjusted +$40,521 for 131 sqft more living space and -$12,437 for being older. Net adjustment: +$28,084.

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 $821,610

Adjusted +$180,955 for 585 sqft more living space and -$12,437 for being older. Net adjustment: +$168,518.

441 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,077 sqft Built 2009
Raw Value $831,304
Adjusted Value $872,444

Adjusted +$41,140 for 133 sqft more living space. Net adjustment: +$41,140.

The Neighborhood

This home is valued 22.2% 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

below average
399 Properties
$781,434 Median Value
+2.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$608,034
Median
$781,434

This home is -22.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,186 across all districts. With a homestead exemption claimed, that drops to $10,823 — saving $1,363 per year. That's $902 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%$5,430
Brushy Creek MUDMUD0.3868%$2,352
Williamson CountyCounty0.3694%$2,246
Austin Community Collegespecial0.1034%$629
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$608
Brushy Creek MUD Defined AreaMUD0.0900%$547
Williamson County FM/RdCounty0.0443%$270
Upper Brushy Creek WCIDWater0.0170%$103
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$12,186

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $822,064 would pay approximately $5,131 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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