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

2100 ANDOVER DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed2 bath1,056 sqftBuilt 1985

Property at a Glance

This home is estimated between $108,210 and $265,727, with a best estimate of $236,284. That places the property below the R460483I - Chapel Hill North Sec 1 & 2 median of $260,016, in a neighborhood that declined 16.9% over the past year.

Estimated Value Range

$108,210 $265,727
Best Estimate
$236,284
WCAD Value
$334,074
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R460483I - Chapel Hill North Sec 1 & 2. The estimated range of $108,210 and $265,727 should be treated as a rough guide.

Comparable Properties (5)

2100 JAMES PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,096 sqft Built 1984
Raw Value $258,346
Adjusted Value $236,284

Adjusted -$8,769 for 40 sqft less living space and -$13,293 for being older. Net adjustment: -$22,062.

2100 EGGER AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,306 sqft Built 1984
Raw Value $269,678
Adjusted Value $201,578

Adjusted -$54,807 for 250 sqft less living space and -$13,293 for being older. Net adjustment: -$68,100.

2 bed 2 bath 1,248 sqft Built 1983
Raw Value $316,137
Adjusted Value $247,460

Adjusted -$42,092 for 192 sqft less living space and -$26,585 for being older. Net adjustment: -$68,677.

3 bed 2 bath 1,201 sqft Built 1986
Raw Value $284,222
Adjusted Value $265,727

Adjusted -$31,788 for 145 sqft less living space and +$13,293 for being newer. Net adjustment: -$18,495.

2 bed 1 bath 1,131 sqft Built 1976
Raw Value $244,285
Adjusted Value $108,210

Adjusted -$16,442 for 75 sqft less living space and -$119,633 for being older. Net adjustment: -$136,075.

The Neighborhood

This home is valued 28.5% above the R460483I - Chapel Hill North Sec 1 & 2 median of $260,016. With 157 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 16.9% over the past year.

R460483I - Chapel Hill North Sec 1 & 2

above average
157 Properties
$260,016 Median Value
-16.9% YoY Change
2% Have Pool
90% Have Garage
This Home
$334,074
Median
$260,016

This home is +28.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,011 across all districts. With a homestead exemption claimed, that drops to $4,699 — saving $1,312 per year. That's $392 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%$2,984
Round RockCity0.3720%$1,243
Williamson CountyCounty0.3694%$1,234
Austin Community Collegespecial0.1034%$345
Williamson County FM/RdCounty0.0443%$148
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,011

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $236,284 would pay approximately $1,475 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