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1823 MAYS ST N, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed5,267 sqftBuilt 1986

Property at a Glance

This home is estimated between $1,420,695 and $2,914,984, with a best estimate of $1,759,990. That places the property above the R20PS - Small Office(<10,000 Sf)-e Round Rock median of $1,404,458, in a neighborhood that declined 0.2% over the past year.

Estimated Value Range

$1,420,695 $2,914,984
Best Estimate
$1,759,990
WCAD Value
$1,592,148
Low Confidence

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

There are 5 comparable properties within range, but none are in R20PS - Small Office(<10,000 Sf)-e Round Rock. The estimated range of $1,420,695 and $2,914,984 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,563 sqft Built 1975
Raw Value $403,479
Adjusted Value $1,463,653

Adjusted +$1,120,367 for 3,704 sqft more living space and -$60,193 for no garage. Net adjustment: +$1,060,174.

3 bed 1,100 sqft Built 1980
Raw Value $1,102,300
Adjusted Value $2,362,713

Adjusted +$1,260,413 for 4,167 sqft more living space. Net adjustment: +$1,260,413.

3 bed 2,928 sqft Built 2023
Raw Value $2,207,495
Adjusted Value $2,914,984

Adjusted +$707,489 for 2,339 sqft more living space. Net adjustment: +$707,489.

3 bed 1,892 sqft Built 1965
Raw Value $739,137
Adjusted Value $1,759,990

Adjusted +$1,020,853 for 3,375 sqft more living space. Net adjustment: +$1,020,853.

3 bed 2 bath 1,407 sqft Built 1983
Raw Value $313,335
Adjusted Value $1,420,695

Adjusted +$1,167,553 for 3,860 sqft more living space and -$60,193 for no garage. Net adjustment: +$1,107,360.

The Neighborhood

This home is valued 13.4% above the R20PS - Small Office(<10,000 Sf)-e Round Rock median of $1,404,458. With 10 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 0.2% over the past year.

R20PS - Small Office(<10,000 Sf)-e Round Rock

typical
10 Properties
$1,404,458 Median Value
-0.2% YoY Change
0% Have Pool
0% Have Garage
This Home
$1,592,148
Median
$1,404,458

This home is +13.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $28,647 across all districts. With a homestead exemption claimed, that drops to $27,103 — saving $1,544 per year. That's $2,259 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%$14,219
Round RockCity0.3720%$5,923
Williamson CountyCounty0.3694%$5,882
Austin Community Collegespecial0.1034%$1,646
Williamson County FM/RdCounty0.0443%$706
Upper Brushy Creek WCIDWater0.0170%$271
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$28,647

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,759,990 would pay approximately $10,986 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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