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600 CARINA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,964 sqftBuilt 2017

Property at a Glance

This home is estimated between $701,803 and $1,049,991, with a best estimate of $891,087. 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

$701,803 $1,049,991
Best Estimate
$891,087
WCAD Value
$749,622
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R302609C - HIGHLAND HORIZON. The estimated range of $701,803 and $1,049,991 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 1,854 sqft Built 2015
Raw Value $710,499
Adjusted Value $769,399

Adjusted +$34,026 for 110 sqft more living space and +$24,874 for being newer. Net adjustment: +$58,900.

4 bed 3 bath 2,249 sqft Built 2014
Raw Value $752,649
Adjusted Value $701,803

Adjusted -$88,157 for 285 sqft less living space and +$37,311 for being newer. Net adjustment: -$50,846.

4 bed 3 bath 2,026 sqft Built 1999
Raw Value $725,247
Adjusted Value $923,699

Adjusted -$19,178 for 62 sqft less living space and +$223,865 for being newer and -$6,235 for no pool. Net adjustment: +$198,452.

4 bed 3 bath 1,843 sqft Built 1999
Raw Value $629,794
Adjusted Value $891,087

Adjusted +$37,428 for 121 sqft more living space and +$223,865 for being newer. Net adjustment: +$261,293.

4 bed 3 bath 1,283 sqft Built 1999
Raw Value $615,476
Adjusted Value $1,049,991

Adjusted +$210,650 for 681 sqft more living space and +$223,865 for being newer. Net adjustment: +$434,515.

The Neighborhood

This home is valued 4.1% 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
$749,622
Median
$781,434

This home is -4.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $15,023 across all districts. With a homestead exemption claimed, that drops to $13,634 — saving $1,389 per year. That's $1,136 per month a buyer should budget. The assessed value increased +5.2% vs the subdivision average of +2.3%. This above-average increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,695
Brushy Creek MUDMUD0.3868%$2,900
Williamson CountyCounty0.3694%$2,769
Austin Community Collegespecial0.1034%$775
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$750
Brushy Creek MUD Defined AreaMUD0.0900%$675
Williamson County FM/RdCounty0.0443%$332
Upper Brushy Creek WCIDWater0.0170%$127
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$15,023
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $891,087 would pay approximately $5,562 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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