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2847 DIEGO CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,377 sqftBuilt 2015

Property at a Glance

This home is estimated between $412,755 and $694,551, with a best estimate of $501,479. That places the property above the R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN median of $499,831, in a neighborhood that declined 1.7% over the past year.

Estimated Value Range

$412,755 $694,551
Best Estimate
$501,479
WCAD Value
$567,577
High Confidence

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

Based on 5 comparable properties in R491507D - PALOMA LAKE PLANTATION, GRANDHAVEN, this home's estimated market value is between $412,755 and $694,551. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2843 DIEGO CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,000 sqft Built 2014
Raw Value $544,238
Adjusted Value $412,755

Adjusted -$135,859 for 623 sqft less living space and +$4,376 for being newer. Net adjustment: -$131,483.

2733 MADELENA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,485 sqft Built 2016
Raw Value $504,406
Adjusted Value $694,551

Adjusted +$194,521 for 892 sqft more living space and -$4,376 for being older. Net adjustment: +$190,145.

2728 MADELENA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,270 sqft Built 2016
Raw Value $482,521
Adjusted Value $501,479

Adjusted +$23,334 for 107 sqft more living space and -$4,376 for being older. Net adjustment: +$18,958.

2732 MADELENA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,921 sqft Built 2017
Raw Value $552,500
Adjusted Value $643,189

Adjusted +$99,441 for 456 sqft more living space and -$8,752 for being older. Net adjustment: +$90,689.

2854 DIEGO CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,070 sqft Built 2014
Raw Value $565,914
Adjusted Value $419,166

Adjusted -$151,124 for 693 sqft less living space and +$4,376 for being newer. Net adjustment: -$146,748.

The Neighborhood

This home is valued 13.6% 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

typical
695 Properties
$499,831 Median Value
-1.7% YoY Change
1% Have Pool
100% Have Garage
This Home
$567,577
Median
$499,831

This home is +13.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,782 across all districts. With a homestead exemption claimed, that drops to $9,427 — saving $1,355 per year. That's $786 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%$5,069
Paloma Lakes MUD #1MUD0.3725%$2,114
Williamson CountyCounty0.3694%$2,097
Austin Community Collegespecial0.1034%$587
Williamson County ESD #9 - Round RockESD0.0999%$567
Williamson County FM/RdCounty0.0443%$252
Upper Brushy Creek WCIDWater0.0170%$96
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8997%$10,782

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $501,479 would pay approximately $3,130 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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