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2009 Property Value Study
CAD Summary Worksheet

043 Collin


Category Number of Ratios ** 2009 CAD Rept Appraised Value Median Level of Appr Coefficient of Dispersion % Ratios w/in (+/-) 10% of Median % Ratios w/in (+/-) 25% of Median Price-Related Differential
A. Single-Family Residences 1,872 47,010,537,705 1.00 4.87 89.58 97.70 1.00
B. Multi-Family Residences 67 4,497,572,322 .89 11.38 53.73 89.55 1.03
C. Vacant Lots 29 902,303,359 1.00 6.03 75.86 96.55 1.00
D. Rural Real 151 8,814,987,280 1.00 6.50 77.48 94.70 .99
F1. Commercial Real 219 13,310,973,895 .97 8.76 73.05 91.78 1.02
F2. Industrial Real 0 2,451,121,711 * * * * *
G. Oil, Gas, Minerals 0 0 * * * * *
J. Utilities 7 1,100,974,495 1.01 21.92 57.14 57.14 .84
L1. Commercial Personal 105 5,062,851,747 1.00 4.00 86.66 99.04 1.01
L2. Industrial Personal 0 174,488,885 * * * * *
M. Other Personal 0 45,207,373 * * * * *
O. Residential Inventory 0 1,013,621,038 * * * * *
S. Special Inventory 0 167,718,060 * * * * *
Overall 2,450 84,552,357,870 .99 5.63 85.79 96.57 1.07

* Not Calculated - Need a minimum of 5 ratios from either (A) categories representing at least 25% of total CAD category value or (B) 5 ISDs or half the ISDs in the CAD, whichever is less
** Statistical measures may not be reliable when the sample is small

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