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5848 PARMA ST, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed4 bath2,781 sqftBuilt 2016

Property at a Glance

This home is estimated between $515,712 and $695,043, with a best estimate of $679,270. That places the property above the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$515,712 $695,043
Best Estimate
$679,270
WCAD Value
$484,274
High Confidence

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

Based on 5 comparable properties in H121413C - SIENA, this home's estimated market value is between $515,712 and $695,043. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8379 PAOLA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,313 sqft Built 2015
Raw Value $593,874
Adjusted Value $695,043

Adjusted +$98,940 for 468 sqft more living space and +$2,229 for being newer. Net adjustment: +$101,169.

6057 ROMA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,700 sqft Built 2014
Raw Value $457,383
Adjusted Value $690,374

Adjusted +$228,534 for 1,081 sqft more living space and +$4,457 for being newer. Net adjustment: +$232,991.

8006 MOZART ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,149 sqft Built 2017
Raw Value $461,347
Adjusted Value $592,729

Adjusted +$133,611 for 632 sqft more living space and -$2,229 for being older. Net adjustment: +$131,382.

6041 ROMA ST, ROUND ROCK, TX 78665
0.00 mi 94% similar Same subdivision
4 bed 3 bath 1,748 sqft Built 2014
Raw Value $456,427
Adjusted Value $679,270

Adjusted +$218,386 for 1,033 sqft more living space and +$4,457 for being newer. Net adjustment: +$222,843.

5918 PARMA ST, ROUND ROCK, TX 78665
0.00 mi 94% similar Same subdivision
3 bed 2 bath 2,227 sqft Built 2015
Raw Value $396,362
Adjusted Value $515,712

Adjusted +$117,121 for 554 sqft more living space and +$2,229 for being newer. Net adjustment: +$119,350.

The Neighborhood

This home is valued 19.2% above the H121413C - SIENA median of $406,354. With 1,611 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.4% over the past year.

H121413C - SIENA

above average
1,611 Properties
$406,354 Median Value
-5.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$484,274
Median
$406,354

This home is +19.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,147 across all districts. With a homestead exemption claimed, that drops to $9,371 — saving $1,776 per year. That's $781 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%$5,836
Siena MUD #1MUD0.5250%$2,542
Williamson CountyCounty0.3694%$1,789
Williamson County ESD #3 - HuttoESD0.1000%$484
Williamson County FM/RdCounty0.0443%$215
EWC Higher Ed Centerspecial0.0409%$198
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$11,147

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $679,270 would pay approximately $4,240 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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