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309 PECAN LN, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath1,947 sqftBuilt 1976

Property at a Glance

This home is estimated between $314,112 and $394,549, with a best estimate of $318,179. That places the property below the R501474I - Brushy Slope Sec 1 Thru 3 median of $342,786, in a neighborhood that declined 1.0% over the past year.

Estimated Value Range

$314,112 $394,549
Best Estimate
$318,179
WCAD Value
$399,173
Low Confidence

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

There are 5 comparable properties within range, but none are in R501474I - Brushy Slope Sec 1 Thru 3. The estimated range of $314,112 and $394,549 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,860 sqft Built 1985
Raw Value $308,133
Adjusted Value $318,179

Adjusted +$17,241 for 87 sqft more living space and -$18,930 for being older and -$6,235 for no pool and +$17,970 for having a garage. Net adjustment: +$10,046.

4 bed 2 bath 1,751 sqft Built 1997
Raw Value $321,746
Adjusted Value $316,418

Adjusted +$38,842 for 196 sqft more living space and -$44,170 for being older. Net adjustment: -$5,328.

3 bed 2 bath 1,892 sqft Built 1995
Raw Value $325,206
Adjusted Value $314,112

Adjusted +$10,900 for 55 sqft more living space and -$39,964 for being older and +$17,970 for having a garage. Net adjustment: -$11,094.

3 bed 2 bath 1,519 sqft Built 1985
Raw Value $287,745
Adjusted Value $353,634

Adjusted +$84,819 for 428 sqft more living space and -$18,930 for being older. Net adjustment: +$65,889.

3 bed 2 bath 1,491 sqft Built 1984
Raw Value $321,008
Adjusted Value $394,549

Adjusted +$90,368 for 456 sqft more living space and -$16,827 for being older. Net adjustment: +$73,541.

The Neighborhood

This home is valued 16.4% above the R501474I - Brushy Slope Sec 1 Thru 3 median of $342,786. With 46 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.0% over the past year.

R501474I - Brushy Slope Sec 1 Thru 3

above average
46 Properties
$342,786 Median Value
-1.0% YoY Change
2% Have Pool
83% Have Garage
This Home
$399,173
Median
$342,786

This home is +16.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,182 across all districts. With a homestead exemption claimed, that drops to $5,858 — saving $1,324 per year. That's $488 per month a buyer should budget. The assessed value increased +8.4% vs the subdivision average of -1.0%. This above-average increase gives a protest opportunity score of 62 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,565
Round RockCity0.3720%$1,485
Williamson CountyCounty0.3694%$1,475
Austin Community Collegespecial0.1034%$413
Williamson County FM/RdCounty0.0443%$177
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,182
62 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $318,179 would pay approximately $1,986 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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