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Collin County Appraisal District
Local Appraisal District

ENROLL NOW
Property Tax Protection Program™

Collin County Appraisal District

County: Collin
Street Address: 250 Eldorado Pkwy. McKinney, TX 75069-8023
Mailing Address: 250 Eldorado Pkwy. McKinney, TX 75069-8023
Phone: 469-742-9200
Website: www.collincad.org
Major Cities:


10 Year Trend

Tax Year Residential Property Valuations % Change from prior year Residential Valuations CPI Annual Change CPI
2008 46,438,119,937
2009 46,438,119,937 0.00% 0.0% 2.70% 2.7%
2010 48,214,455,443 3.83% 3.8% 1.50% 4.3%
2011 49,280,538,064 2.21% 6.1% 3.00% 7.4%
2012 49,865,375,167 1.19% 7.4% 1.70% 9.2%
2013 52,542,119,605 5.37% 13.1% 1.50% 10.9%
2014 59,886,864,325 13.98% 29.0% 0.80% 11.7%
2015 65,211,963,189 8.89% 40.4% 0.70% 12.5%
2016 74,268,751,701 13.89% 59.9% 2.10% 14.8%
2017 83,426,755,600 12.33% 79.7% 2.10% 17.3%
2018 92,000,036,015 10.28% 98.1% 1.90% 19.5%

Tax Year Commercial Property Valuations % Change from prior year Commercial Valuations CPI Annual Change CPI
2008 19,606,409,748
2009 19,606,409,748 0.00% 0.0% 2.70% 2.7%
2010 21,454,532,765 9.43% 9.4% 1.50% 4.3%
2011 22,307,581,911 3.98% 13.8% 3.00% 7.4%
2012 24,080,479,260 7.95% 22.8% 1.70% 9.2%
2013 24,956,555,905 3.64% 27.3% 1.50% 10.9%
2014 28,558,500,015 14.43% 45.7% 0.80% 11.7%
2015 35,669,930,476 24.90% 81.9% 0.70% 12.5%
2016 39,662,380,912 11.19% 102.3% 2.10% 14.8%
2017 46,008,930,602 16.00% 134.7% 2.10% 17.3%
2018 52,160,041,243 13.37% 166.0% 1.90% 19.5%


ENROLL TODAY In the Property Tax Protection Program™

Your property taxes will be aggressively protested every year by the #1 property tax firm in the county. If your taxes are not reduced you PAY NOTHING, and a portion of the tax savings is the only fee you pay when your taxes are reduced! Many FREE benefits come with enrollment.

Collin County Property Tax Appraisal

O’Connor is the leading representative for the Collin County Appraisal District property owners because:

  • For over 20 years, O’Connor has provided property tax consulting services in the Collin County Appraisal District and has continuously produced results.
  • O’Connor is the most aggressive property tax consultant.
  • We know the processes and appropriate contacts at Collin County Appraisal District.
  • Our experience has allowed us to compile sales and unequal appraisal data consistent with the format expected by the Collin County Appraisal District and the Collin County Appraisal Review Board.

Why choose O’Connor?

  • We do not charge any fees for market value reductions, unless we reduce your property taxes.
  • We take the fight to the Collin County Appraisal District for you every year, whether your value is up, down or does not change.
  • We are the nation’s largest property tax consulting firm.
  • For the 2015 tax year, the firm lowered assessed value by more than $1.8 billion, resulting in estimated tax savings of around $49 million* on behalf of its residential and commercial clients. Already increasing in 2016, the firm has filed more than $2.2 billion and 185,000+ protests of assessed value, reducing client taxes by $60 million*.

*Based on average tax rate of 2.7 percent.

Collin homeowners, commercial property owners and business owners hire O’Connor for property tax appeals because of our consistent results and aggressive attitude. Our property tax consultants have the experience in the Collin County Appraisal District to reduce Collin property tax assessments.

O’Connor is uniquely aggressive and effective in reducing property taxes by:

  • Being an effective taxpayer advocate for change, including introducing unequal appraisal and forcing appraisal districts to provide hearing evidence packages when requested by taxpayers.
  • Achieving almost double the amount of tax savings compared to other commercial property tax consultants.
  • Protesting every property, every year.
  • Preparing for informal and formal hearings at an elite level.
  • Aggressively seeking settlements at the informal hearing process.
  • Aggressively attending and presenting evidence at appraisal review board (ARB) hearings (attending more ARB hearings than the next 10 largest firms combined).
  • Uniquely continuing the appeal process beyond the ARB and assertively coordinating lawsuits for property owners.
  • Pioneering the use of binding arbitration to achieve equitable results for owners of homes and small commercial properties not able to pursue a judicial appeal.
  • Providing contingency fee services to clients regardless of property value as part of our mission to help property owners.

Research Tip: A great resource to search Collin County commercial property valuations.
They have in depth valuation stats on all commercial properties.

Property owners seeking to enroll in the
Property Tax Protection Program™

  • Enter your business information below and your program documents and enrollment information will be emailed to you within one business day

  • Please monitor your E-mail and spam filter. If you don't receive your enrollment documents within 24 business hours, call 800-270-2720 8am - 5pm CST

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