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6821 LEONARDO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,075 sqftBuilt 2017

Property at a Glance

This home is estimated between $397,465 and $460,980, with a best estimate of $408,233. 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

$397,465 $460,980
Best Estimate
$408,233
WCAD Value
$400,221
Low Confidence

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

There are 5 comparable properties within range, but few are in H123414C - SIENA LIMMER LOOP. The estimated range of $397,465 and $460,980 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,845 sqft Built 2015
Raw Value $346,483
Adjusted Value $397,975

Adjusted +$48,206 for 230 sqft more living space and +$3,286 for being newer. Net adjustment: +$51,492.

3 bed 2 bath 2,208 sqft Built 2014
Raw Value $431,179
Adjusted Value $408,233

Adjusted -$27,876 for 133 sqft less living space and +$4,930 for being newer. Net adjustment: -$22,946.

3 bed 2 bath 1,855 sqft Built 2015
Raw Value $348,069
Adjusted Value $397,465

Adjusted +$46,110 for 220 sqft more living space and +$3,286 for being newer. Net adjustment: +$49,396.

5866 CASSTELLO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,791 sqft Built 2015
Raw Value $368,099
Adjusted Value $430,909

Adjusted +$59,524 for 284 sqft more living space and +$3,286 for being newer. Net adjustment: +$62,810.

3 bed 2 bath 1,847 sqft Built 2017
Raw Value $413,193
Adjusted Value $460,980

Adjusted +$47,787 for 228 sqft more living space. Net adjustment: +$47,787.

The Neighborhood

This home is valued 4.1% 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

typical
1,146 Properties
$417,399 Median Value
-2.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$400,221
Median
$417,399

This home is -4.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,521 across all districts. With a homestead exemption claimed, that drops to $7,759 — saving $1,762 per year. That's $647 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%$4,823
Siena MUD #2MUD0.6020%$2,409
Williamson CountyCounty0.3694%$1,479
Williamson County ESD #3 - HuttoESD0.1000%$400
Williamson County FM/RdCounty0.0443%$177
EWC Higher Ed Centerspecial0.0409%$164
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$9,521

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $408,233 would pay approximately $2,548 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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