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

1822 CHINCOTEAGUE WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,782 sqftBuilt 1983

Property at a Glance

This home is estimated between $358,400 and $844,338, with a best estimate of $646,337. That places the property above the R310479G - Cimarron - All Sections median of $423,440, in a neighborhood that declined 3.4% over the past year.

Estimated Value Range

$358,400 $844,338
Best Estimate
$646,337
WCAD Value
$441,721
Low Confidence

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

There are 5 comparable properties within range, but few are in R310479G - Cimarron - All Sections. The estimated range of $358,400 and $844,338 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,824 sqft Built 1984
Raw Value $824,830
Adjusted Value $812,363

Adjusted -$10,930 for 42 sqft less living space and -$1,537 for being older. Net adjustment: -$12,467.

3 bed 2 bath 1,872 sqft Built 1983
Raw Value $867,759
Adjusted Value $844,338

Adjusted -$23,421 for 90 sqft less living space. Net adjustment: -$23,421.

1802 LIGHTFOOT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,944 sqft Built 1983
Raw Value $545,013
Adjusted Value $502,855

Adjusted -$42,158 for 162 sqft less living space. Net adjustment: -$42,158.

3 bed 2 bath 1,655 sqft Built 1985
Raw Value $328,425
Adjusted Value $358,400

Adjusted +$33,049 for 127 sqft more living space and -$3,074 for being older. Net adjustment: +$29,975.

1807 CHINCOTEAGUE WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,345 sqft Built 1984
Raw Value $534,153
Adjusted Value $646,337

Adjusted +$113,721 for 437 sqft more living space and -$1,537 for being older. Net adjustment: +$112,184.

The Neighborhood

This home is valued 4.3% above the R310479G - Cimarron - All Sections median of $423,440. With 503 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.4% over the past year.

R310479G - Cimarron - All Sections

typical
503 Properties
$423,440 Median Value
-3.4% YoY Change
4% Have Pool
97% Have Garage
This Home
$441,721
Median
$423,440

This home is +4.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,948 across all districts. With a homestead exemption claimed, that drops to $6,616 — saving $1,332 per year. That's $551 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%$3,945
Round RockCity0.3720%$1,643
Williamson CountyCounty0.3694%$1,632
Austin Community Collegespecial0.1034%$457
Williamson County FM/RdCounty0.0443%$196
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,948

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $646,337 would pay approximately $4,034 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