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3544 ROSALINA LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,975 sqftBuilt 2011

Property at a Glance

This home is estimated between $375,732 and $729,496, with a best estimate of $669,774. That places the property above the R493607C - PALOMA LAKE SEC 18 median of $387,915, in a neighborhood that declined 9.2% over the past year.

Estimated Value Range

$375,732 $729,496
Best Estimate
$669,774
WCAD Value
$472,331
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R493607C - PALOMA LAKE SEC 18. The estimated range of $375,732 and $729,496 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 1,984 sqft Built 2013
Raw Value $730,242
Adjusted Value $729,496

Adjusted -$1,801 for 9 sqft less living space and +$1,055 for being newer. Net adjustment: -$746.

4 bed 3 bath 1,977 sqft Built 2013
Raw Value $689,730
Adjusted Value $690,385

Adjusted -$400 for 2 sqft less living space and +$1,055 for being newer. Net adjustment: +$655.

4 bed 3 bath 1,836 sqft Built 2013
Raw Value $640,899
Adjusted Value $669,774

Adjusted +$27,820 for 139 sqft more living space and +$1,055 for being newer. Net adjustment: +$28,875.

3716 ROSALINA LOOP, ROUND ROCK, TX 78665
0.00 mi 90% similar Same subdivision
3 bed 2 bath 1,950 sqft Built 2009
Raw Value $371,783
Adjusted Value $375,732

Adjusted +$5,004 for 25 sqft more living space and -$1,055 for being older. Net adjustment: +$3,949.

4 bed 3 bath 1,975 sqft Built 2018
Raw Value $377,228
Adjusted Value $380,920

Adjusted +$3,692 for being newer. Net adjustment: +$3,692.

The Neighborhood

This home is valued 21.8% above the R493607C - PALOMA LAKE SEC 18 median of $387,915. With 295 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.2% over the past year.

R493607C - PALOMA LAKE SEC 18

above average
295 Properties
$387,915 Median Value
-9.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$472,331
Median
$387,915

This home is +21.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,204 across all districts. With a homestead exemption claimed, that drops to $7,867 — saving $1,337 per year. That's $656 per month a buyer should budget. The assessed value increased +0.4% vs the subdivision average of -9.2%. This above-average increase gives a protest opportunity score of 48 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,218
Paloma Lakes MUD #2MUD0.4215%$1,991
Williamson CountyCounty0.3694%$1,745
Austin Community Collegespecial0.1034%$488
Williamson County ESD #9 - Round RockESD0.0999%$472
Williamson County FM/RdCounty0.0443%$209
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$9,204
48 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $669,774 would pay approximately $4,181 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 4/19/2026.

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