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616 CARINA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,182 sqftBuilt 2017

Property at a Glance

This home is estimated between $447,049 and $1,017,573, with a best estimate of $681,602. 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

$447,049 $1,017,573
Best Estimate
$681,602
WCAD Value
$705,561
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 $447,049 and $1,017,573 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $447,049

Adjusted -$20,415 for 66 sqft less living space and -$12,437 for being older. Net adjustment: -$32,852.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $766,842

Adjusted -$12,064 for 39 sqft less living space and +$37,311 for being newer. Net adjustment: +$25,247.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $1,017,573

Adjusted -$11,445 for 37 sqft less living space and +$124,369 for being newer. Net adjustment: +$112,924.

4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $673,503

Adjusted +$82,280 for 266 sqft more living space and +$12,437 for being newer. Net adjustment: +$94,717.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $681,602

Adjusted +$82,280 for 266 sqft more living space and +$37,311 for being newer. Net adjustment: +$119,591.

The Neighborhood

This home is valued 9.7% 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
$705,561
Median
$781,434

This home is -9.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $14,140 across all districts. With a homestead exemption claimed, that drops to $12,760 — saving $1,380 per year. That's $1,063 per month a buyer should budget. The assessed value increased +6.8% vs the subdivision average of +2.3%. This above-average increase gives a protest opportunity score of 38 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,301
Brushy Creek MUDMUD0.3868%$2,729
Williamson CountyCounty0.3694%$2,607
Austin Community Collegespecial0.1034%$730
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$706
Brushy Creek MUD Defined AreaMUD0.0900%$635
Williamson County FM/RdCounty0.0443%$313
Upper Brushy Creek WCIDWater0.0170%$120
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$14,140
38 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $681,602 would pay approximately $4,255 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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