Beta Williamson County, TX only — data and coverage are limited during early access.

3947 LA CONTENTA LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,618 sqftBuilt 2023

Property at a Glance

This home is estimated between $308,388 and $511,993, with a best estimate of $315,258. That places the property below the H123421C - SALERNO median of $416,826, in a neighborhood that appreciated 99.5% over the past year.

Estimated Value Range

$308,388 $511,993
Best Estimate
$315,258
WCAD Value
$336,696
High Confidence

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

Based on 5 comparable properties in H123421C - SALERNO, this home's estimated market value is between $308,388 and $511,993. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3926 LA CONTENTA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 1,305 sqft Built 2024
Raw Value $376,682
Adjusted Value $469,610

Adjusted +$89,803 for 313 sqft more living space and +$3,125 for being newer. Net adjustment: +$92,928.

3946 LA CONTENTA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,365 sqft Built 2023
Raw Value $439,404
Adjusted Value $511,993

Adjusted +$72,589 for 253 sqft more living space. Net adjustment: +$72,589.

3935 LA CONTENTA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,787 sqft Built 2024
Raw Value $353,751
Adjusted Value $308,388

Adjusted -$48,488 for 169 sqft less living space and +$3,125 for being newer. Net adjustment: -$45,363.

3939 LA CONTENTA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,787 sqft Built 2024
Raw Value $353,751
Adjusted Value $308,388

Adjusted -$48,488 for 169 sqft less living space and +$3,125 for being newer. Net adjustment: -$45,363.

3943 LA CONTENTA LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,737 sqft Built 2023
Raw Value $349,400
Adjusted Value $315,258

Adjusted -$34,142 for 119 sqft less living space. Net adjustment: -$34,142.

The Neighborhood

This home is valued 19.2% below the H123421C - SALERNO median of $416,826. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 99.5% over the past year.

H123421C - SALERNO

below average
997 Properties
$416,826 Median Value
+99.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$336,696
Median
$416,826

This home is -19.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,188 across all districts. With a homestead exemption claimed, that drops to $7,438 — saving $1,750 per year. That's $620 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
Hutto ISDSchool1.2052%$4,058
Round Rock MUD #1MUD0.6800%$2,290
Round RockCity0.3720%$1,253
Williamson CountyCounty0.3694%$1,244
Williamson County FM/RdCounty0.0443%$149
EWC Higher Ed Centerspecial0.0409%$138
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$9,188

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $315,258 would pay approximately $1,968 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 4/19/2026.

View full property details