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

502 EDWARDS DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath1,413 sqftBuilt 1983

Property at a Glance

This home is estimated between $179,585 and $356,254, with a best estimate of $318,070. That places the property above 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

$179,585 $356,254
Best Estimate
$318,070
WCAD Value
$299,738
Low Confidence

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

There are 5 comparable properties within range, but none are in R460483I - Chapel Hill North Sec 1 & 2. The estimated range of $179,585 and $356,254 should be treated as a rough guide.

Comparable Properties (5)

2 bed 1 bath 934 sqft Built 1982
Raw Value $257,570
Adjusted Value $349,288

Adjusted +$105,011 for 479 sqft more living space and -$13,293 for being older. Net adjustment: +$91,718.

3 bed 1 bath 1,667 sqft Built 1975
Raw Value $341,610
Adjusted Value $179,585

Adjusted -$55,684 for 254 sqft less living space and -$106,341 for being older. Net adjustment: -$162,025.

3 bed 2 bath 1,373 sqft Built 1984
Raw Value $294,307
Adjusted Value $316,369

Adjusted +$8,769 for 40 sqft more living space and +$13,293 for being newer. Net adjustment: +$22,062.

3 bed 2 bath 1,474 sqft Built 1985
Raw Value $304,858
Adjusted Value $318,070

Adjusted -$13,373 for 61 sqft less living space and +$26,585 for being newer. Net adjustment: +$13,212.

3 bed 2 bath 1,303 sqft Built 1985
Raw Value $305,554
Adjusted Value $356,254

Adjusted +$24,115 for 110 sqft more living space and +$26,585 for being newer. Net adjustment: +$50,700.

The Neighborhood

This home is valued 15.3% 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
$299,738
Median
$260,016

This home is +15.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,393 across all districts. With a homestead exemption claimed, that drops to $4,087 — saving $1,306 per year. That's $341 per month a buyer should budget. The assessed value increased +9.7% vs the subdivision average of -16.9%. 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%$2,677
Round RockCity0.3720%$1,115
Williamson CountyCounty0.3694%$1,107
Austin Community Collegespecial0.1034%$310
Williamson County FM/RdCounty0.0443%$133
Upper Brushy Creek WCIDWater0.0170%$51
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,393
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $318,070 would pay approximately $1,985 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