Beta Williamson County, TX only — data and coverage are limited during early access.

3616 ROSALINA LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,081 sqftBuilt 2013

Property at a Glance

This home is estimated between $195,745 and $452,617, with a best estimate of $396,776. 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

$195,745 $452,617
Best Estimate
$396,776
WCAD Value
$452,732
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R493607C - PALOMA LAKE SEC 18. The estimated range of $195,745 and $452,617 should be treated as a rough guide.

Comparable Properties (5)

3647 ROSALINA LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,740 sqft Built 2009
Raw Value $356,515
Adjusted Value $222,508

Adjusted -$131,897 for 659 sqft less living space and -$2,110 for being older. Net adjustment: -$134,007.

3 bed 2 bath 1,029 sqft Built 2007
Raw Value $389,533
Adjusted Value $396,776

Adjusted +$10,408 for 52 sqft more living space and -$3,165 for being older. Net adjustment: +$7,243.

3 bed 2 bath 1,170 sqft Built 2007
Raw Value $447,811
Adjusted Value $426,833

Adjusted -$17,813 for 89 sqft less living space and -$3,165 for being older. Net adjustment: -$20,978.

3716 ROSALINA LOOP, ROUND ROCK, TX 78665
0.00 mi 98% similar Same subdivision
3 bed 2 bath 1,950 sqft Built 2009
Raw Value $371,783
Adjusted Value $195,745

Adjusted -$173,928 for 869 sqft less living space and -$2,110 for being older. Net adjustment: -$176,038.

4 bed 2 bath 1,279 sqft Built 2006
Raw Value $495,938
Adjusted Value $452,617

Adjusted -$39,629 for 198 sqft less living space and -$3,692 for being older. Net adjustment: -$43,321.

The Neighborhood

This home is valued 16.7% 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
$452,732
Median
$387,915

This home is +16.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,822 across all districts. With a homestead exemption claimed, that drops to $7,488 — saving $1,334 per year. That's $624 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%$4,043
Paloma Lakes MUD #2MUD0.4215%$1,908
Williamson CountyCounty0.3694%$1,673
Austin Community Collegespecial0.1034%$468
Williamson County ESD #9 - Round RockESD0.0999%$452
Williamson County FM/RdCounty0.0443%$201
Upper Brushy Creek WCIDWater0.0170%$77
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9487%$8,822

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $396,776 would pay approximately $2,477 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.

View full property details