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

21515 MARTIN LN PFLUGERVILLE, TX 78660

— williamson County

3 bed5,288 sqftBuilt 1999

Property at a Glance

This home is estimated between $1,087,162 and $1,745,217, with a best estimate of $1,344,807. That places the property below the T14SG - Service Garage-hutto median of $2,243,733, in a neighborhood that appreciated 11.3% over the past year.

Estimated Value Range

$1,087,162 $1,745,217
Best Estimate
$1,344,807
WCAD Value
$1,555,887
Low Confidence

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

There are 5 comparable properties within range, but none are in T14SG - Service Garage-hutto. The estimated range of $1,087,162 and $1,745,217 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 3,005 sqft Built 1994
Raw Value $1,254,675
Adjusted Value $1,745,217

Adjusted +$551,241 for 2,283 sqft more living space and -$506 for being older and -$60,193 for no garage. Net adjustment: +$490,542.

3 bed 2 bath 1,682 sqft Built 2000
Raw Value $655,188
Adjusted Value $1,465,781

Adjusted +$870,685 for 3,606 sqft more living space and +$101 for being newer and -$60,193 for no garage. Net adjustment: +$810,593.

3 bed 2 bath 2,339 sqft Built 2022
Raw Value $690,624
Adjusted Value $1,344,807

Adjusted +$712,050 for 2,949 sqft more living space and +$2,326 for being newer and -$60,193 for no garage. Net adjustment: +$654,183.

3 bed 1,456 sqft Built 2014
Raw Value $160,391
Adjusted Value $1,087,162

Adjusted +$925,254 for 3,832 sqft more living space and +$1,517 for being newer. Net adjustment: +$926,771.

4 bed 3 bath 2,404 sqft Built 2023
Raw Value $610,141
Adjusted Value $1,248,730

Adjusted +$696,355 for 2,884 sqft more living space and +$2,427 for being newer and -$60,193 for no garage. Net adjustment: +$638,589.

The Neighborhood

This home is valued 30.7% below the T14SG - Service Garage-hutto median of $2,243,733. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.3% over the past year.

T14SG - Service Garage-hutto

below average
7 Properties
$2,243,733 Median Value
+11.3% YoY Change
0% Have Pool
14% Have Garage
This Home
$1,555,887
Median
$2,243,733

This home is -30.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $27,646 across all districts. With a homestead exemption claimed, that drops to $25,671 — saving $1,975 per year. That's $2,139 per month a buyer should budget. The assessed value increased +12.3% vs the subdivision average of +11.3%. This increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Hutto ISDSchool1.2052%$18,752
Williamson CountyCounty0.3694%$5,748
Williamson County ESD #3 - HuttoESD0.1000%$1,556
Williamson County FM/RdCounty0.0443%$690
EWC Higher Ed Centerspecial0.0409%$636
Upper Brushy Creek WCIDWater0.0170%$265
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7768%$27,646
40 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,344,807 would pay approximately $8,394 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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