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313 HIGHLAND HORIZON, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,595 sqftBuilt 2010

Property at a Glance

This home is estimated between $442,049 and $694,647, with a best estimate of $644,267. 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

$442,049 $694,647
Best Estimate
$644,267
WCAD Value
$653,100
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 $442,049 and $694,647. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $644,267

Adjusted +$1,856 for 6 sqft more living space. Net adjustment: +$1,856.

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 $643,812

Adjusted -$9,280 for 30 sqft less living space. Net adjustment: -$9,280.

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 $694,647

Adjusted -$149,094 for 482 sqft less living space and +$12,437 for being newer. Net adjustment: -$136,657.

205 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,886 sqft Built 2010
Raw Value $532,062
Adjusted Value $442,049

Adjusted -$90,013 for 291 sqft less living space. Net adjustment: -$90,013.

432 HIGHLAND HORIZON, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,873 sqft Built 2011
Raw Value $747,582
Adjusted Value $649,153

Adjusted -$85,992 for 278 sqft less living space and -$12,437 for being older. Net adjustment: -$98,429.

The Neighborhood

This home is valued 16.4% 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

below average
399 Properties
$781,434 Median Value
+2.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$653,100
Median
$781,434

This home is -16.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,089 across all districts. With a homestead exemption claimed, that drops to $11,718 — saving $1,371 per year. That's $977 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%$5,833
Brushy Creek MUDMUD0.3868%$2,526
Williamson CountyCounty0.3694%$2,413
Austin Community Collegespecial0.1034%$675
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$653
Brushy Creek MUD Defined AreaMUD0.0900%$588
Williamson County FM/RdCounty0.0443%$290
Upper Brushy Creek WCIDWater0.0170%$111
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$13,089

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $644,267 would pay approximately $4,021 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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