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 77536 are overassessed?

21.9% of homes in Deer Park ZIP 77536 (2,046 of 9,336 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 Deer Park ZIP 77536?

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 · Deer Park

ZIP 77536 property tax overassessment report

21.9% of homes in Deer Park ZIP 77536 (2,046 of 9,336 parcels) are assessed more than 10% above what comparable-size homes in the same ZIP typically pay per square foot. Combined annual overpayment: $2,619,732.

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9,336

Homes in ZIP

2,046

Flagged as overassessed

21.9%

$59,554

Avg overage / home

$290,439

Typical value

~$151/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 77536

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
2XXX E LAWTHER DR	6,278	1998	$2,796,608	$947,978	$1,848,630	195%	$42,703
1XX TWELFTH ST A/B	1,800	2020	$1,064,833	$271,800	$793,033	291.8%	$18,319
2XXX SAINT PATRICK LN	2,835	1992	$862,166	$428,085	$434,081	101.4%	$10,027
3XXX DOW CIR	4,022	1998	$1,022,543	$607,322	$415,221	68.4%	$9,592
2XXX CANTERBURY CT	3,438	1984	$904,259	$519,138	$385,121	74.2%	$8,896
3XXX DOW CIR	3,618	1980	$929,197	$546,318	$382,879	70.1%	$8,845
2XXX W LONESOME DOVE	4,259	2020	$1,003,930	$643,109	$360,821	56.1%	$8,335
2XXX E LONESOME DOVE	2,623	2014	$714,636	$396,073	$318,563	80.4%	$7,359
2XXX E LONESOME DOVE	2,465	2019	$684,728	$372,215	$312,513	84%	$7,219
2XXX W LONESOME DOVE	2,243	2013	$647,644	$338,693	$308,951	91.2%	$7,137
2XXX E LAWTHER DR	3,329	2011	$799,071	$502,679	$296,392	59%	$6,847
2XXX E LONESOME DOVE	2,820	2013	$721,615	$425,820	$295,795	69.5%	$6,833
2XXX E LONESOME DOVE	2,871	2013	$718,555	$433,521	$285,034	65.7%	$6,584
2XXX E LONESOME DOVE	2,356	2014	$635,858	$355,756	$280,102	78.7%	$6,470
2XXX LUELLA AVE	3,806	2016	$851,250	$574,706	$276,544	48.1%	$6,388
2XXX E LONESOME DOVE	2,637	2013	$674,190	$398,187	$276,003	69.3%	$6,376
2XXX W LONESOME DOVE	2,703	2016	$680,007	$408,153	$271,854	66.6%	$6,280
2XXX E LAWTHER DR	3,737	2015	$832,626	$564,287	$268,339	47.6%	$6,199
2XXX SAVANNAH BEND	2,712	2013	$677,283	$409,512	$267,771	65.4%	$6,186
2XXX LUELLA AVE	4,134	2003	$891,605	$624,234	$267,371	42.8%	$6,176
2XXX E LONESOME DOVE	2,696	2013	$671,501	$407,096	$264,405	64.9%	$6,108
1XXX ESTATE DR	1,477	2000	$485,330	$223,027	$262,303	117.6%	$6,059
2XXX W LONESOME DOVE	2,648	2008	$661,173	$399,848	$261,325	65.4%	$6,037
2XXX E LONESOME DOVE	2,754	2007	$673,208	$415,854	$257,354	61.9%	$5,945
2XXX E REATA DR	2,758	2023	$672,116	$416,458	$255,658	61.4%	$5,906

Data: HCAD public records, Harris County, ZIP 77536. 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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