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437 HIGHLAND HORIZON, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,420 sqftBuilt 2009

Property at a Glance

This home is estimated between $573,248 and $947,365, with a best estimate of $886,568. 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

$573,248 $947,365
Best Estimate
$886,568
WCAD Value
$646,563
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 $573,248 and $947,365. 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 $947,365

Adjusted +$46,399 for 150 sqft more living space and -$12,437 for being older. Net adjustment: +$33,962.

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 $679,926

Adjusted +$105,480 for 341 sqft more living space and -$12,437 for being older. Net adjustment: +$93,043.

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 $886,568

Adjusted +$245,913 for 795 sqft more living space and -$12,437 for being older. Net adjustment: +$233,476.

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 $937,402

Adjusted +$106,098 for 343 sqft more living space. Net adjustment: +$106,098.

421 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,295 sqft Built 2009
Raw Value $843,907
Adjusted Value $573,248

Adjusted -$270,659 for 875 sqft less living space. Net adjustment: -$270,659.

The Neighborhood

This home is valued 17.3% 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
$646,563
Median
$781,434

This home is -17.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,958 across all districts. With a homestead exemption claimed, that drops to $11,588 — saving $1,370 per year. That's $966 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%$5,774
Brushy Creek MUDMUD0.3868%$2,501
Williamson CountyCounty0.3694%$2,389
Austin Community Collegespecial0.1034%$669
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$647
Brushy Creek MUD Defined AreaMUD0.0900%$582
Williamson County FM/RdCounty0.0443%$287
Upper Brushy Creek WCIDWater0.0170%$110
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$12,958

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $886,568 would pay approximately $5,534 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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