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514 SARA DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed2 bath1,512 sqftBuilt 1977

Property at a Glance

This home is estimated between $271,170 and $337,624, with a best estimate of $285,326. That places the property below the R462475H - Egger Acres median of $353,946, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$271,170 $337,624
Best Estimate
$285,326
WCAD Value
$377,416
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $271,170 and $337,624. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

608 KAROLYN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,006 sqft Built 1975
Raw Value $379,361
Adjusted Value $271,170

Adjusted -$107,357 for 494 sqft less living space and -$834 for being older. Net adjustment: -$108,191.

602 VIRGINIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,884 sqft Built 1970
Raw Value $379,486
Adjusted Value $295,723

Adjusted -$80,843 for 372 sqft less living space and -$2,920 for being older. Net adjustment: -$83,763.

516 VIRGINIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,447 sqft Built 1970
Raw Value $326,418
Adjusted Value $337,624

Adjusted +$14,126 for 65 sqft more living space and -$2,920 for being older. Net adjustment: +$11,206.

1703 GREYSON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,670 sqft Built 1978
Raw Value $319,246
Adjusted Value $285,326

Adjusted -$34,337 for 158 sqft less living space and +$417 for being newer. Net adjustment: -$33,920.

3 bed 2 bath 1,392 sqft Built 1975
Raw Value $258,164
Adjusted Value $283,409

Adjusted +$26,079 for 120 sqft more living space and -$834 for being older. Net adjustment: +$25,245.

The Neighborhood

This home is valued 6.6% above the R462475H - Egger Acres median of $353,946. With 340 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

R462475H - Egger Acres

typical
340 Properties
$353,946 Median Value
-4.4% YoY Change
6% Have Pool
87% Have Garage
This Home
$377,416
Median
$353,946

This home is +6.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,791 across all districts. With a homestead exemption claimed, that drops to $5,471 — saving $1,320 per year. That's $456 per month a buyer should budget. The assessed value increased +9.0% vs the subdivision average of -4.4%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,371
Round RockCity0.3720%$1,404
Williamson CountyCounty0.3694%$1,394
Austin Community Collegespecial0.1034%$390
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,791
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $285,326 would pay approximately $1,781 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 4/19/2026.

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