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1903 MONTCLAIR DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,938 sqftBuilt 1972

Property at a Glance

This home is estimated between $357,688 and $438,326, with a best estimate of $395,712. That places the property above the R605477I - South Park, Southern Terrace, Cushing PA median of $311,935, in a neighborhood that appreciated 0.3% over the past year.

Estimated Value Range

$357,688 $438,326
Best Estimate
$395,712
WCAD Value
$385,654
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R605477I - South Park, Southern Terrace, Cushing PA. The estimated range of $357,688 and $438,326 should be treated as a rough guide.

Comparable Properties (5)

1905 MONTCLAIR DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,667 sqft Built 1975
Raw Value $341,610
Adjusted Value $389,454

Adjusted +$55,573 for 271 sqft more living space and -$7,729 for being older. Net adjustment: +$47,844.

3 bed 2 bath 2,006 sqft Built 1975
Raw Value $379,361
Adjusted Value $357,688

Adjusted -$13,944 for 68 sqft less living space and -$7,729 for being older. Net adjustment: -$21,673.

3 bed 2 bath 1,884 sqft Built 1970
Raw Value $379,486
Adjusted Value $395,712

Adjusted +$11,073 for 54 sqft more living space and +$5,153 for being newer. Net adjustment: +$16,226.

3 bed 2 bath 1,830 sqft Built 1983
Raw Value $373,783
Adjusted Value $438,326

Adjusted +$22,147 for 108 sqft more living space and -$28,340 for being older and +$70,736 for having a garage. Net adjustment: +$64,543.

3 bed 2 bath 1,670 sqft Built 1978
Raw Value $319,246
Adjusted Value $429,481

Adjusted +$54,957 for 268 sqft more living space and -$15,458 for being older and +$70,736 for having a garage. Net adjustment: +$110,235.

The Neighborhood

This home is valued 23.6% above the R605477I - South Park, Southern Terrace, Cushing PA median of $311,935. With 125 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.

R605477I - South Park, Southern Terrace, Cushing PA

above average
125 Properties
$311,935 Median Value
+0.3% YoY Change
2% Have Pool
61% Have Garage
This Home
$385,654
Median
$311,935

This home is +23.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,939 across all districts. With a homestead exemption claimed, that drops to $5,617 — saving $1,322 per year. That's $468 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%$3,444
Round RockCity0.3720%$1,435
Williamson CountyCounty0.3694%$1,425
Austin Community Collegespecial0.1034%$399
Williamson County FM/RdCounty0.0443%$171
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,939

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $395,712 would pay approximately $2,470 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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