taxes Property Tax Assistance

2023 Confidence Interval Detail

Galveston County
084-909/Santa Fe ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 445,896,890 0.8991 495,936,926 49 2,275 0.031759690
A 639,715,552 0.9816 651,706,960 65 2,265 0.012866367
A 749,194,280 0.9988 750,094,393 42 2,029 0.013694496
A 949,579,978 0.9951 954,255,832 45 1,714 0.033525819
E 269,707,697 1.0273 262,540,346 16 1,087 0.057924563
F1 42,323,357 0.8414 50,301,114 10 162 0.018179585
F1 39,669,134 0.7789 50,929,688 9 69 0.145451294
F1 33,451,021 0.7784 42,974,076 8 34 0.089855001
F1 48,218,002 0.7425 64,940,070 7 24 0.162104933
Random Totals: 3,217,755,911 3,323,679,405 251 9,659
CATG D1 EXCEPTION VALUES: 2,004,040 2,595,858
Total Test Values 3,219,759,951 3,326,275,263

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 166,313,763

Confidence Interval Values(5)

Local Test Value: 3,219,759,951 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 3,159,961,500 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,492,589,026 (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