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104 FAIRLANE DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,012 sqftBuilt 1971

Property at a Glance

This home is estimated between $370,286 and $450,925, with a best estimate of $408,310. 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

$370,286 $450,925
Best Estimate
$408,310
WCAD Value
$354,054
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 $370,286 and $450,925 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,006 sqft Built 1975
Raw Value $379,361
Adjusted Value $370,286

Adjusted +$1,230 for 6 sqft more living space and -$10,305 for being older. Net adjustment: -$9,075.

3 bed 2 bath 1,884 sqft Built 1970
Raw Value $379,486
Adjusted Value $408,310

Adjusted +$26,248 for 128 sqft more living space and +$2,576 for being newer. Net adjustment: +$28,824.

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 $402,052

Adjusted +$70,747 for 345 sqft more living space and -$10,305 for being older. Net adjustment: +$60,442.

3 bed 2 bath 1,830 sqft Built 1983
Raw Value $373,783
Adjusted Value $450,925

Adjusted +$37,322 for 182 sqft more living space and -$30,916 for being older and +$70,736 for having a garage. Net adjustment: +$77,142.

3 bed 2 bath 1,670 sqft Built 1978
Raw Value $319,246
Adjusted Value $442,080

Adjusted +$70,132 for 342 sqft more living space and -$18,034 for being older and +$70,736 for having a garage. Net adjustment: +$122,834.

The Neighborhood

This home is valued 13.5% 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

typical
125 Properties
$311,935 Median Value
+0.3% YoY Change
2% Have Pool
61% Have Garage
This Home
$354,054
Median
$311,935

This home is +13.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,370 across all districts. With a homestead exemption claimed, that drops to $5,055 — saving $1,315 per year. That's $421 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%$3,162
Round RockCity0.3720%$1,317
Williamson CountyCounty0.3694%$1,308
Austin Community Collegespecial0.1034%$366
Williamson County FM/RdCounty0.0443%$157
Upper Brushy Creek WCIDWater0.0170%$60
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,370

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $408,310 would pay approximately $2,549 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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