Beta Williamson County, TX only — data and coverage are limited during early access.

1801 GREYSON DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,497 sqftBuilt 1978

Property at a Glance

This home is estimated between $251,260 and $361,930, with a best estimate of $281,436. 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

$251,260 $361,930
Best Estimate
$281,436
WCAD Value
$339,166
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R462475H - Egger Acres. The estimated range of $251,260 and $361,930 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,376 sqft Built 1980
Raw Value $248,758
Adjusted Value $275,888

Adjusted +$26,296 for 121 sqft more living space and +$834 for being newer. Net adjustment: +$27,130.

3 bed 2 bath 1,596 sqft Built 1976
Raw Value $307,639
Adjusted Value $281,436

Adjusted -$21,515 for 99 sqft less living space and -$834 for being older and -$3,854 for no pool. Net adjustment: -$26,203.

3 bed 2 bath 1,524 sqft Built 1980
Raw Value $256,294
Adjusted Value $251,260

Adjusted -$5,868 for 27 sqft less living space and +$834 for being newer. Net adjustment: -$5,034.

3 bed 2 bath 1,490 sqft Built 1984
Raw Value $285,831
Adjusted Value $289,855

Adjusted +$1,521 for 7 sqft more living space and +$2,503 for being newer. Net adjustment: +$4,024.

1801 EGGER AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,589 sqft Built 1973
Raw Value $384,010
Adjusted Value $361,930

Adjusted -$19,994 for 92 sqft less living space and -$2,086 for being older. Net adjustment: -$22,080.

The Neighborhood

This home is valued 4.2% below the R462475H - Egger Acres median of $353,946. That positions it competitively for buyers comparing within the neighborhood. 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
$339,166
Median
$353,946

This home is -4.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,103 across all districts. With a homestead exemption claimed, that drops to $4,790 — saving $1,313 per year. That's $399 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%$3,029
Round RockCity0.3720%$1,262
Williamson CountyCounty0.3694%$1,253
Austin Community Collegespecial0.1034%$351
Williamson County FM/RdCounty0.0443%$150
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,103

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $281,436 would pay approximately $1,757 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.

View full property details