Harris County — texaspropertytaxappeal.com

Protest Deadline: May 15, 2026 (40 days left)

18610 KEYSTONE OAK ST

This property may be over-assessed.

Estimated annual tax savings
$1,264
Based on assessment gap vs. neighborhood median
Your $/sqft
$148
Neighborhood median
$115
Appraised value
$293,844
% above median
29.5%
Heated area
1,980 sqft
Year built
2009

Comparable properties in your neighborhood

These homes are similar to yours and assessed lower per square foot.

Address Sqft Year Market Value $/Sqft Diff
2906 GRANITE VALE RD 1,968 2009 $282,736 $144 -$5
18514 KEYSTONE OAK ST 1,968 2008 $281,816 $143 -$5
2939 WESTERFIELD LN 1,968 2008 $280,013 $142
2939 GRANITE VALE RD 1,968 2008 $281,431 $143
2943 RED OAK LEAF TRL 2,093 2009 $302,733 $145
2927 INTREPID ELM ST 1,924 2007 $264,080 $137

🔒 4 more comparable properties available in your evidence packet

How we calculated this

We compared your property's assessed value per square foot ($148/sqft) against the median for your neighborhood ($115/sqft). Your property is assessed 29.5% higher than typical homes nearby.

If the appraisal district adjusted your value to the neighborhood median, you could save approximately $1,264 per year in property taxes based on the Harris County effective tax rate.

We identified the 6 most comparable homes — matched on square footage, age, quality, and location — all assessed at lower $/sqft values.

What you'll receive

📋

Filing Guide

Your exact deadline, required forms, and step-by-step Harris County filing process

📊

Evidence Packet

Full comparable sales analysis with 6 properties, assessment discrepancy calculation, and maps

✉️

Cover Letter

Pre-written appeal letter with hearing talking points, ready to sign and submit

This decision compounds

Year 1
$1,264
Year 2
$2,528
Year 3
$3,792

That’s a 77× return on $49

Get your protest packet

One-time fee · No recurring charges · You keep 100% of your savings

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Protest deadline: May 15, 2026 (40 days left)