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2318 ARNIE LN, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath2,369 sqftBuilt 2000

Property at a Glance

This home is estimated between $418,990 and $861,091, with a best estimate of $524,112. That places the property below the R545698D - Forest Creek Sec 8 & 9 median of $579,777, in a neighborhood that declined 6.5% over the past year.

Estimated Value Range

$418,990 $861,091
Best Estimate
$524,112
WCAD Value
$632,036
High Confidence

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

Based on 5 comparable properties in R545698D - Forest Creek Sec 8 & 9, this home's estimated market value is between $418,990 and $861,091. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2311 ARNIE LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,982 sqft Built 1999
Raw Value $459,901
Adjusted Value $580,116

Adjusted +$118,412 for 387 sqft more living space and +$1,803 for being newer. Net adjustment: +$120,215.

2309 ARNIE LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,469 sqft Built 2000
Raw Value $474,508
Adjusted Value $443,911

Adjusted -$30,597 for 100 sqft less living space. Net adjustment: -$30,597.

2317 ARNIE LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,438 sqft Built 1998
Raw Value $572,624
Adjusted Value $861,091

Adjusted +$284,862 for 931 sqft more living space and +$3,605 for being newer. Net adjustment: +$288,467.

2312 ARNIE LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,582 sqft Built 1998
Raw Value $480,557
Adjusted Value $418,990

Adjusted -$65,172 for 213 sqft less living space and +$3,605 for being newer. Net adjustment: -$61,567.

2305 ARNIE LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,070 sqft Built 1998
Raw Value $429,021
Adjusted Value $524,112

Adjusted +$91,486 for 299 sqft more living space and +$3,605 for being newer. Net adjustment: +$95,091.

The Neighborhood

This home is valued 9.0% above the R545698D - Forest Creek Sec 8 & 9 median of $579,777. With 219 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 6.5% over the past year.

R545698D - Forest Creek Sec 8 & 9

typical
219 Properties
$579,777 Median Value
-6.5% YoY Change
2% Have Pool
97% Have Garage
This Home
$632,036
Median
$579,777

This home is +9.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,372 across all districts. With a homestead exemption claimed, that drops to $10,005 — saving $1,367 per year. That's $834 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%$5,645
Round RockCity0.3720%$2,351
Williamson CountyCounty0.3694%$2,335
Austin Community Collegespecial0.1034%$654
Williamson County FM/RdCounty0.0443%$280
Upper Brushy Creek WCIDWater0.0170%$107
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,372

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $524,112 would pay approximately $3,271 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.

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