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5625 SAMBUCO ST, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath940 sqftBuilt 2017

Property at a Glance

This home is estimated between $195,824 and $450,162, with a best estimate of $221,509. That places the property below the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$195,824 $450,162
Best Estimate
$221,509
WCAD Value
$416,817
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 $195,824 and $450,162. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8128 ROSANO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,034 sqft Built 2015
Raw Value $465,577
Adjusted Value $450,162

Adjusted -$19,872 for 94 sqft less living space and +$4,457 for being newer. Net adjustment: -$15,415.

5637 SACCO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,544 sqft Built 2017
Raw Value $338,329
Adjusted Value $210,638

Adjusted -$127,691 for 604 sqft less living space. Net adjustment: -$127,691.

8050 MOZART ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,610 sqft Built 2016
Raw Value $335,239
Adjusted Value $195,824

Adjusted -$141,644 for 670 sqft less living space and +$2,229 for being newer. Net adjustment: -$139,415.

8009 MOZART ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,519 sqft Built 2016
Raw Value $341,686
Adjusted Value $221,509

Adjusted -$122,406 for 579 sqft less living space and +$2,229 for being newer. Net adjustment: -$120,177.

8104 ROSANO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,347 sqft Built 2015
Raw Value $423,580
Adjusted Value $341,993

Adjusted -$86,044 for 407 sqft less living space and +$4,457 for being newer. Net adjustment: -$81,587.

The Neighborhood

This home is valued 2.6% 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

typical
1,611 Properties
$406,354 Median Value
-5.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$416,817
Median
$406,354

This home is +2.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,594 across all districts. With a homestead exemption claimed, that drops to $7,830 — saving $1,764 per year. That's $653 per month a buyer should budget. The assessed value increased +4.6% vs the subdivision average of -5.4%. This above-average increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Hutto ISDSchool1.2052%$5,023
Siena MUD #1MUD0.5250%$2,188
Williamson CountyCounty0.3694%$1,540
Williamson County ESD #9 - Round RockESD0.0999%$416
Williamson County FM/RdCounty0.0443%$185
EWC Higher Ed Centerspecial0.0409%$170
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$9,594
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $221,509 would pay approximately $1,383 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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