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1800 MAYFIELD DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath4,052 sqftBuilt 1976

Property at a Glance

This home is estimated between $1,261,034 and $1,743,105, with a best estimate of $1,541,666. That places the property above the L580D75C - LEANDER SAM BASS AREA median of $974,644, in a neighborhood that appreciated 7.9% over the past year.

Estimated Value Range

$1,261,034 $1,743,105
Best Estimate
$1,541,666
WCAD Value
$1,271,023
High Confidence

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

Based on 5 comparable properties in L580D75C - LEANDER SAM BASS AREA, this home's estimated market value is between $1,261,034 and $1,743,105. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2301 MAYFIELD DR, ROUND ROCK, TX 78681
0.00 mi 98% similar Same subdivision
3 bed 2 bath 3,874 sqft Built 1980
Raw Value $1,515,853
Adjusted Value $1,541,666

Adjusted +$70,740 for 178 sqft more living space and -$44,927 for being older. Net adjustment: +$25,813.

2000 MAYFIELD DR, ROUND ROCK, TX 78681
0.00 mi 94% similar Same subdivision
3 bed 2 bath 3,215 sqft Built 1976
Raw Value $1,172,335
Adjusted Value $1,566,121

Adjusted +$332,637 for 837 sqft more living space and +$61,149 for having a garage. Net adjustment: +$393,786.

2211 MAYFIELD DR, ROUND ROCK, TX 78681
0.00 mi 91% similar Same subdivision
4 bed 3 bath 3,534 sqft Built 2007
Raw Value $1,885,431
Adjusted Value $1,743,105

Adjusted +$205,861 for 518 sqft more living space and -$348,187 for being older. Net adjustment: -$142,326.

2003 MAYFIELD DR, ROUND ROCK, TX 78681
0.00 mi 87% similar Same subdivision
3 bed 2 bath 2,510 sqft Built 1978
Raw Value $707,428
Adjusted Value $1,297,778

Adjusted +$612,814 for 1,542 sqft more living space and -$22,464 for being older. Net adjustment: +$590,350.

2302 MAYFIELD DR, ROUND ROCK, TX 78681
0.00 mi 87% similar Same subdivision
3 bed 2 bath 2,539 sqft Built 1980
Raw Value $765,849
Adjusted Value $1,261,034

Adjusted +$601,289 for 1,513 sqft more living space and -$44,927 for being older and -$122,326 for no pool and +$61,149 for having a garage. Net adjustment: +$495,185.

The Neighborhood

This home is valued 30.4% above the L580D75C - LEANDER SAM BASS AREA median of $974,644. With 397 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 7.9% over the past year.

L580D75C - LEANDER SAM BASS AREA

above average
397 Properties
$974,644 Median Value
+7.9% YoY Change
6% Have Pool
81% Have Garage
This Home
$1,271,023
Median
$974,644

This home is +30.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $19,412 across all districts. With a homestead exemption claimed, that drops to $17,927 — saving $1,485 per year. That's $1,494 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%$11,352
Williamson CountyCounty0.3694%$4,696
Austin Community Collegespecial0.1034%$1,314
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$1,271
Williamson County FM/RdCounty0.0443%$563
Upper Brushy Creek WCIDWater0.0170%$216
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$19,412

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,541,666 would pay approximately $9,623 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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