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3400 NOCONA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,244 sqftBuilt 2002

Property at a Glance

This home is estimated between $169,190 and $421,760, with a best estimate of $377,773. That places the property above the R402401F - Lakeside Sub Sec 1 median of $311,433, in a neighborhood that declined 11.3% over the past year.

Estimated Value Range

$169,190 $421,760
Best Estimate
$377,773
WCAD Value
$385,137
High Confidence

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

Based on 5 comparable properties in R402401F - Lakeside Sub Sec 1, this home's estimated market value is between $169,190 and $421,760. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3402 NOCONA CV, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,019 sqft Built 2002
Raw Value $311,433
Adjusted Value $377,773

Adjusted +$66,340 for 225 sqft more living space. Net adjustment: +$66,340.

3501 AMISTAD CV, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,014 sqft Built 2002
Raw Value $310,899
Adjusted Value $378,713

Adjusted +$67,814 for 230 sqft more living space. Net adjustment: +$67,814.

3503 AMISTAD CV, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,726 sqft Built 2002
Raw Value $311,304
Adjusted Value $169,190

Adjusted -$142,114 for 482 sqft less living space. Net adjustment: -$142,114.

3404 NOCONA CV, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 928 sqft Built 2002
Raw Value $328,590
Adjusted Value $421,760

Adjusted +$93,170 for 316 sqft more living space. Net adjustment: +$93,170.

3401 NOCONA CV, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,444 sqft Built 2003
Raw Value $273,445
Adjusted Value $210,709

Adjusted -$58,969 for 200 sqft less living space and -$3,767 for being older. Net adjustment: -$62,736.

The Neighborhood

This home is valued 23.7% above the R402401F - Lakeside Sub Sec 1 median of $311,433. With 135 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 11.3% over the past year.

R402401F - Lakeside Sub Sec 1

above average
135 Properties
$311,433 Median Value
-11.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$385,137
Median
$311,433

This home is +23.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,930 across all districts. With a homestead exemption claimed, that drops to $5,608 — saving $1,322 per year. That's $467 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%$3,440
Round RockCity0.3720%$1,433
Williamson CountyCounty0.3694%$1,423
Austin Community Collegespecial0.1034%$398
Williamson County FM/RdCounty0.0443%$171
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,930

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $377,773 would pay approximately $2,358 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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