What is a property tax appeal?

A property tax appeal (also called a protest) is a formal process where you challenge your county appraisal district's assessed value of your home. In Texas, you file a protest with your county's Appraisal Review Board (ARB), present evidence that your home is overvalued, and the ARB issues a ruling.

What's the deadline to file a property tax protest in Texas?

In Texas, the deadline to file a property tax protest is May 15, 2026 (or 30 days after your appraisal notice is mailed, whichever is later). There are no extensions.

How much can I save by appealing my property taxes?

Texas homeowners who appeal save an average of $774 per year. Success rates range from 80-91% when homeowners bring comparable sales evidence.

What percent of homes in ZIP 77077 are overassessed?

28.3% of homes in Houston ZIP 77077 (3,047 of 10,783 parcels) are assessed more than 10% above the typical per-square-foot value for the neighborhood, based on HCAD public records.

How do I protest my property taxes in Houston ZIP 77077?

File a Notice of Protest with HCAD by May 15 each year. HCAD accepts iFile online protests. Most cases settle informally if you bring strong comparable-sale evidence. 2026 deadline has passed — next protest window is April-May 2027.

Harris County · Houston

ZIP 77077 property tax overassessment report

28.3% of homes in Houston ZIP 77077 (3,047 of 10,783 parcels) are assessed more than 10% above what comparable-size homes in the same ZIP typically pay per square foot. Combined annual overpayment: $12,228,160.

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10,783

Homes in ZIP

3,047

Flagged as overassessed

28.3%

$186,660

Avg overage / home

$469,995

Typical value

~$176/sqft

Harris County · 2026 protest window closed

Next: HCAD 2027 values mail late March-April. Protest deadline: May 15, 2027.

Harris County guide →

Top 25 most overassessed homes in 77077

Addresses anonymized. Pulled directly from HCAD public records. Each home pays significantly more than what a comparable-size home in this ZIP typically pays.

Address	Sq ft	Year	Market val	Expected	Overage	% over	$/yr
1XXX FLOWER GARDEN LN	7,403	2013	$2,840,021	$1,302,928	$1,537,093	118%	$35,507
1XXXX HAMPTON COVE DR	6,974	2011	$2,495,309	$1,227,424	$1,267,885	103.3%	$29,288
2XXX BAYOU MIST CT	8,148	2009	$2,651,107	$1,434,048	$1,217,059	84.9%	$28,114
1XXXX SLATE CREEK LN	7,183	2009	$2,451,222	$1,264,208	$1,187,014	93.9%	$27,420
2XXX CHATHAM CREEK CT	8,404	2007	$2,662,066	$1,479,104	$1,182,962	80%	$27,326
1XXXX HAMPTON COVE DR	7,168	2007	$2,365,940	$1,261,568	$1,104,372	87.5%	$25,511
1XXXX SEDALIA SPRINGS CT	8,811	2005	$2,653,845	$1,550,736	$1,103,109	71.1%	$25,482
2XXX CAPRI ISLE CT	8,487	2005	$2,579,258	$1,493,712	$1,085,546	72.7%	$25,076
1XXX FLOWER GARDEN LN	6,896	2012	$2,280,672	$1,213,696	$1,066,976	87.9%	$24,647
1XXXX BRIAR FOREST DR	5,722	2022	$2,065,265	$1,007,072	$1,058,193	105.1%	$24,444
1XXXX BELLE RIVER LN	6,522	2014	$2,187,127	$1,147,872	$1,039,255	90.5%	$24,007
2XXX CAPRI ISLE CT	7,066	2006	$2,279,673	$1,243,616	$1,036,057	83.3%	$23,933
2XXX CHATHAM CREEK CT	5,342	2008	$1,972,492	$940,192	$1,032,300	109.8%	$23,846
1XXX MYSTIC ARBOR LN	7,677	2011	$2,379,730	$1,351,152	$1,028,578	76.1%	$23,760
2XXX CHATHAM CREEK CT	5,730	2008	$2,015,384	$1,008,480	$1,006,904	99.8%	$23,259
2XXX CHATHAM CREEK CT	6,780	2006	$2,197,585	$1,193,280	$1,004,305	84.2%	$23,199
1XXXX BELLE RIVER LN	7,192	2012	$2,266,091	$1,265,792	$1,000,299	79%	$23,107
1XXXX SEDALIA SPRINGS CT	6,611	2007	$2,162,219	$1,163,536	$998,683	85.8%	$23,070
2XXX BAYOU MIST CT	6,178	2006	$2,077,998	$1,087,328	$990,670	91.1%	$22,884
1XXX MYSTIC ARBOR LN	6,256	2011	$2,091,295	$1,101,056	$990,239	89.9%	$22,875
1XXXX BELLE RIVER LN	6,817	2010	$2,182,902	$1,199,792	$983,110	81.9%	$22,710
2XXX SUMMERBLOSSOM LN	6,744	2007	$2,169,394	$1,186,944	$982,450	82.8%	$22,695
1XXXX HAMPTON COVE DR	6,376	2011	$2,059,584	$1,122,176	$937,408	83.5%	$21,654
1XXXX HAMPTON COVE DR	4,980	2005	$1,797,414	$876,480	$920,934	105.1%	$21,274
9XX ENCLAVE LAKE DR	8,633	1995	$2,436,436	$1,519,408	$917,028	60.4%	$21,183

Data: HCAD public records, Harris County, ZIP 77077. Addresses anonymized to protect privacy; full data is public record under Texas Public Information Act. Showing top 25 — there are likely more overassessed homes in this ZIP.

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