taxes Property Tax Assistance

2025 Confidence Interval Detail

Lubbock County
152-906/Lubbock-Cooper ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 1,269,385,866 1.0024 1,266,346,634 100 5,292 2,026,804,529
A 3 1,210,158,398 0.9794 1,235,612,005 99 3,365 5,919,327,750
A 4 1,242,626,053 0.9719 1,278,553,404 100 2,391 9,446,258,442
A 5 1,405,123,071 0.9607 1,462,603,384 85 1,519 112,479,480,647
B 2 69,413,843 0.9745 71,230,213 10 215 1,156,536,674
B 3 54,236,975 1.0119 53,599,145 11 142 439,248,890
B 4 62,139,798 0.9378 66,261,248 6 12 70,356,602,556,812
E 0 421,563,101 0.9295 453,537,494 17 1,902 50,403,944,417
F1 2 210,296,889 0.9901 212,399,645 10 350 76,263,662,440
F1 3 194,073,271 0.9783 198,378,075 10 148 170,944,732,798
F1 4 200,224,089 0.9915 201,940,584 9 68 906,273,219,714
F1 5 204,575,629 0.9889 206,871,907 7 21 4,120,335,149,000
Random Totals: 6,543,816,983 6,707,333,738 464 15,425
CATG B EXCEPTION VALUES: 59,125,000 64,051,017
CATG D1 EXCEPTION VALUES: 11,500,158 10,180,157
Total Test Values 6,614,442,141 6,781,564,912

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 339,078,246

Confidence Interval Values(5)

Local Test Value: 6,614,442,141 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 6,442,486,666 (State Test Value minus Margin of Error Percent)
State Upper Limit: 7,120,643,158 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values