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

5645 BELLISSIMA WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed1,629 sqftBuilt 2021

Property at a Glance

This home is estimated between $317,162 and $531,520, with a best estimate of $346,069. That places the property below the H123414C - SIENA LIMMER LOOP median of $417,399, in a neighborhood that declined 2.7% over the past year.

Estimated Value Range

$317,162 $531,520
Best Estimate
$346,069
WCAD Value
$351,156
High Confidence

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

Based on 5 comparable properties in H123414C - SIENA LIMMER LOOP, this home's estimated market value is between $317,162 and $531,520. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

7033 ETNA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 1,915 sqft Built 2015
Raw Value $385,097
Adjusted Value $335,013

Adjusted -$59,943 for 286 sqft less living space and +$9,859 for being newer. Net adjustment: -$50,084.

5653 BELLISSIMA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 1,285 sqft Built 2021
Raw Value $459,421
Adjusted Value $531,520

Adjusted +$72,099 for 344 sqft more living space. Net adjustment: +$72,099.

7022 ETNA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,011 sqft Built 2016
Raw Value $389,010
Adjusted Value $317,162

Adjusted -$80,064 for 382 sqft less living space and +$8,216 for being newer. Net adjustment: -$71,848.

5621 BELLISSIMA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,285 sqft Built 2021
Raw Value $459,421
Adjusted Value $531,520

Adjusted +$72,099 for 344 sqft more living space. Net adjustment: +$72,099.

7018 ETNA WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,810 sqft Built 2015
Raw Value $374,146
Adjusted Value $346,069

Adjusted -$37,936 for 181 sqft less living space and +$9,859 for being newer. Net adjustment: -$28,077.

The Neighborhood

This home is valued 15.9% below the H123414C - SIENA LIMMER LOOP median of $417,399. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.7% over the past year.

H123414C - SIENA LIMMER LOOP

below average
1,146 Properties
$417,399 Median Value
-2.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$351,156
Median
$417,399

This home is -15.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,353 across all districts. With a homestead exemption claimed, that drops to $6,601 — saving $1,752 per year. That's $550 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
Hutto ISDSchool1.2052%$4,232
Siena MUD #2MUD0.6020%$2,114
Williamson CountyCounty0.3694%$1,297
Williamson County ESD #3 - HuttoESD0.1000%$351
Williamson County FM/RdCounty0.0443%$156
EWC Higher Ed Centerspecial0.0409%$144
Upper Brushy Creek WCIDWater0.0170%$60
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$8,353

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $346,069 would pay approximately $2,160 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