taxes Property Tax Assistance

2025 Confidence Interval Detail

Harris County
101-920/Spring Branch 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 8,946,030,181 0.9676 9,245,587,206 148 21,501 21,145,158,029
A 3 8,690,465,652 0.9658 8,998,204,237 151 8,922 92,073,711,849
A 4 8,836,190,149 0.9714 9,096,345,634 64 4,905 205,526,031,266
A 5 11,391,677,390 0.9505 11,984,931,499 32 3,075 4,080,502,600,564
B 2 958,746,495 0.8944 1,071,943,756 9 81 49,832,408,545,874
B 3 1,010,306,074 1.0489 963,205,333 9 28 118,815,831,620,676
B 4 526,649,135 1.0157 518,508,551 7 9 39,348,968,234,113
B 5 1,052,995,072 1.0872 968,538,514 6 13 845,145,935,422,925
C1 2 100,683,496 0.9711 103,679,843 10 492 13,577,429,737
C1 3 180,746,129 0.8590 210,414,586 11 235 255,335,057,689
C1 4 197,054,189 0.9804 200,993,665 11 101 877,240,520,876
C1 5 181,503,555 0.9971 182,031,446 8 25 33,754,319,524,152
F1 2 2,536,359,007 0.8764 2,894,065,503 18 1,038 4,267,923,200,767
F1 3 2,489,549,832 0.8802 2,828,391,084 15 214 29,315,648,209,565
F1 4 3,275,935,184 0.9779 3,349,969,510 14 79 693,307,210,559,248
F1 5 1,934,747,326 1.0760 1,798,092,310 9 13 2,948,647,656,182,484
L1 2 433,876,073 1.0806 401,514,041 10 2,346 48,401,970,830
L1 3 445,413,400 1.0229 435,441,783 10 358 347,570,917,244
L1 4 421,563,633 1.0460 403,024,506 10 91 4,030,434,257,313
L1 5 461,166,050 1.0317 446,996,268 7 23 44,437,195,335,646
Random Totals: 54,071,658,022 56,101,879,275 559 43,549
CATG D1 EXCEPTION VALUES: 25,198 20,033
CATG J EXCEPTION VALUES: 228,441,910 243,049,477
Total Test Values 54,300,125,130 56,344,948,785

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,817,247,439

Confidence Interval Values(5)

Local Test Value: 54,300,125,130 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 53,527,701,346 (State Test Value minus Margin of Error Percent)
State Upper Limit: 59,162,196,224 (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