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404 HIGHLAND HORIZON, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed2,472 sqftBuilt 2013

Property at a Glance

This home is estimated between $745,758 and $1,013,198, with a best estimate of $836,029. 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

$745,758 $1,013,198
Best Estimate
$836,029
WCAD Value
$892,582
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 $745,758 and $1,013,198. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

312 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,916 sqft Built 2009
Raw Value $923,621
Adjusted Value $836,029

Adjusted -$137,340 for 444 sqft less living space and +$49,748 for being newer. Net adjustment: -$87,592.

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 $1,013,198

Adjusted +$62,484 for 202 sqft more living space and +$37,311 for being newer. Net adjustment: +$99,795.

400 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,874 sqft Built 2012
Raw Value $878,051
Adjusted Value $766,140

Adjusted -$124,348 for 402 sqft less living space and +$12,437 for being newer. Net adjustment: -$111,911.

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 $745,758

Adjusted +$121,564 for 393 sqft more living space and +$37,311 for being newer. Net adjustment: +$158,875.

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 $1,003,235

Adjusted +$122,183 for 395 sqft more living space and +$49,748 for being newer. Net adjustment: +$171,931.

The Neighborhood

This home is valued 14.2% above the R302609C - HIGHLAND HORIZON median of $781,434. With 399 homes in the subdivision, the property sits in the upper tier. 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
$892,582
Median
$781,434

This home is +14.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,888 across all districts. With a homestead exemption claimed, that drops to $16,473 — saving $1,415 per year. That's $1,373 per month a buyer should budget. The assessed value increased +5.4% vs the subdivision average of +2.3%. This above-average increase gives a protest opportunity score of 31 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,972
Brushy Creek MUDMUD0.3868%$3,453
Williamson CountyCounty0.3694%$3,298
Austin Community Collegespecial0.1034%$923
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$893
Brushy Creek MUD Defined AreaMUD0.0900%$803
Williamson County FM/RdCounty0.0443%$396
Upper Brushy Creek WCIDWater0.0170%$152
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$17,888
31 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $836,029 would pay approximately $5,218 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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