taxes Property Tax Assistance

2025 Confidence Interval Detail

Gillespie County
086-902/Harper 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 28,915,041 0.8618 33,551,916 10 169 5,169,444,584
A 3 30,797,010 0.9695 31,765,869 10 115 4,611,843,471
A 4 30,565,463 1.1116 27,496,818 9 84 6,506,151,402
A 5 31,819,329 0.9900 32,140,736 9 57 20,018,348,281
E 0 618,982,375 0.9719 636,878,666 20 1,878 110,330,446,978
Random Totals: 741,079,218 761,834,005 58 2,303
CATG D1 EXCEPTION VALUES: 14,113,520 12,758,877
CATG J EXCEPTION VALUES: 6,527,590 7,536,386
Total Test Values 761,720,328 782,129,268

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 39,106,463

Confidence Interval Values(5)

Local Test Value: 761,720,328 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 743,022,805 (State Test Value minus Margin of Error Percent)
State Upper Limit: 821,235,731 (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