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1910 ZEPHYR LN, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,550 sqftBuilt 1991

Property at a Glance

This home is estimated between $286,127 and $377,265, with a best estimate of $336,681. That places the property above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111, in a neighborhood that declined 9.7% over the past year.

Estimated Value Range

$286,127 $377,265
Best Estimate
$336,681
WCAD Value
$325,173
High Confidence

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

Based on 5 comparable properties in R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER, this home's estimated market value is between $286,127 and $377,265. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1906 ZEPHYR LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,254 sqft Built 1991
Raw Value $315,078
Adjusted Value $377,265

Adjusted +$62,187 for 296 sqft more living space. Net adjustment: +$62,187.

2020 ZEPHYR LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,519 sqft Built 1985
Raw Value $324,683
Adjusted Value $330,765

Adjusted +$6,513 for 31 sqft more living space and -$431 for being older. Net adjustment: +$6,082.

2013 ZEPHYR LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,581 sqft Built 1985
Raw Value $293,071
Adjusted Value $286,127

Adjusted -$6,513 for 31 sqft less living space and -$431 for being older. Net adjustment: -$6,944.

2101 ZEPHYR LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,208 sqft Built 1985
Raw Value $265,261
Adjusted Value $336,681

Adjusted +$71,851 for 342 sqft more living space and -$431 for being older. Net adjustment: +$71,420.

2105 ZEPHYR LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,519 sqft Built 1985
Raw Value $341,382
Adjusted Value $347,464

Adjusted +$6,513 for 31 sqft more living space and -$431 for being older. Net adjustment: +$6,082.

The Neighborhood

This home is valued 4.2% above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111. With 459 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.7% over the past year.

R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER

typical
459 Properties
$312,111 Median Value
-9.7% YoY Change
2% Have Pool
94% Have Garage
This Home
$325,173
Median
$312,111

This home is +4.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,851 across all districts. With a homestead exemption claimed, that drops to $4,540 — saving $1,311 per year. That's $378 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%$2,904
Round RockCity0.3720%$1,210
Williamson CountyCounty0.3694%$1,201
Austin Community Collegespecial0.1034%$336
Williamson County FM/RdCounty0.0443%$144
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,851

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $336,681 would pay approximately $2,102 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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