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2733 DIEGO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,034 sqftBuilt 2013

Property at a Glance

This home is estimated between $396,349 and $699,028, with a best estimate of $408,178. That places the property below the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831, in a neighborhood that declined 1.7% over the past year.

Estimated Value Range

$396,349 $699,028
Best Estimate
$408,178
WCAD Value
$628,552
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN. The estimated range of $396,349 and $699,028 should be treated as a rough guide.

Comparable Properties (5)

5 bed 3 bath 2,301 sqft Built 2021
Raw Value $792,260
Adjusted Value $699,028

Adjusted -$58,225 for 267 sqft less living space and -$35,007 for being older. Net adjustment: -$93,232.

4 bed 3 bath 2,532 sqft Built 2021
Raw Value $550,043
Adjusted Value $406,436

Adjusted -$108,600 for 498 sqft less living space and -$35,007 for being older. Net adjustment: -$143,607.

4 bed 3 bath 2,588 sqft Built 2020
Raw Value $559,621
Adjusted Value $408,178

Adjusted -$120,812 for 554 sqft less living space and -$30,631 for being older. Net adjustment: -$151,443.

3 bed 2 bath 1,758 sqft Built 2014
Raw Value $356,596
Adjusted Value $412,408

Adjusted +$60,188 for 276 sqft more living space and -$4,376 for being older. Net adjustment: +$55,812.

4 bed 3 bath 1,920 sqft Built 2016
Raw Value $384,616
Adjusted Value $396,349

Adjusted +$24,860 for 114 sqft more living space and -$13,127 for being older. Net adjustment: +$11,733.

The Neighborhood

This home is valued 25.8% above the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831. With 695 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.7% over the past year.

R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN

above average
695 Properties
$499,831 Median Value
-1.7% YoY Change
1% Have Pool
100% Have Garage
This Home
$628,552
Median
$499,831

This home is +25.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,941 across all districts. With a homestead exemption claimed, that drops to $10,574 — saving $1,367 per year. That's $881 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%$5,614
Paloma Lakes MUD #1MUD0.3725%$2,341
Williamson CountyCounty0.3694%$2,322
Austin Community Collegespecial0.1034%$650
Williamson County ESD #9 - Round RockESD0.0999%$628
Williamson County FM/RdCounty0.0443%$279
Upper Brushy Creek WCIDWater0.0170%$107
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$11,941

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $408,178 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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