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2109 WHISPERING DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,338 sqftBuilt 1983

Property at a Glance

This home is estimated between $235,811 and $287,429, with a best estimate of $257,056. That places the property below the R470482H - Sunrise Vista Sec 2 Thru 4 median of $325,166, in a neighborhood that appreciated 4.0% over the past year.

Estimated Value Range

$235,811 $287,429
Best Estimate
$257,056
WCAD Value
$320,911
Low Confidence

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

There are 5 comparable properties within range, but none are in R470482H - Sunrise Vista Sec 2 Thru 4. The estimated range of $235,811 and $287,429 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,474 sqft Built 1985
Raw Value $304,858
Adjusted Value $275,813

Adjusted -$31,506 for 136 sqft less living space and +$2,461 for being newer. Net adjustment: -$29,045.

3 bed 2 bath 1,373 sqft Built 1984
Raw Value $294,307
Adjusted Value $287,429

Adjusted -$8,108 for 35 sqft less living space and +$1,230 for being newer. Net adjustment: -$6,878.

3 bed 2 bath 1,284 sqft Built 1979
Raw Value $249,467
Adjusted Value $257,056

Adjusted +$12,510 for 54 sqft more living space and -$4,921 for being older. Net adjustment: +$7,589.

3 bed 2 bath 1,228 sqft Built 1979
Raw Value $232,658
Adjusted Value $253,220

Adjusted +$25,483 for 110 sqft more living space and -$4,921 for being older. Net adjustment: +$20,562.

3 bed 2 bath 1,392 sqft Built 1975
Raw Value $258,164
Adjusted Value $235,811

Adjusted -$12,510 for 54 sqft less living space and -$9,843 for being older. Net adjustment: -$22,353.

The Neighborhood

This home is valued 1.3% below the R470482H - Sunrise Vista Sec 2 Thru 4 median of $325,166. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 4.0% over the past year.

R470482H - Sunrise Vista Sec 2 Thru 4

typical
99 Properties
$325,166 Median Value
+4.0% YoY Change
2% Have Pool
91% Have Garage
This Home
$320,911
Median
$325,166

This home is -1.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,774 across all districts. With a homestead exemption claimed, that drops to $4,464 — saving $1,310 per year. That's $372 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%$2,866
Round RockCity0.3720%$1,194
Williamson CountyCounty0.3694%$1,186
Austin Community Collegespecial0.1034%$332
Williamson County FM/RdCounty0.0443%$142
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,774

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $257,056 would pay approximately $1,605 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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