County directory
Knox County ZIP code profiles
County pages connect ZIP profiles back to larger geography, creating useful browse paths beyond a single ZIP lookup form.
County
Knox County
Illinois
Population
49K
Estimated county population.
Median income
$57,030
Estimated median household income.
ZIP pages
23
ZIP profiles linked to this county.
ZIP profile
61401
Knox County
- Population
- 30.6K
- Median income
- $50,546
ZIP profile
61448
Knox County
- Population
- 3.9K
- Median income
- $82,500
ZIP profile
61410
Knox County
- Population
- 3.8K
- Median income
- $62,925
ZIP profile
61531
Knox County
- Population
- 3K
- Median income
- $70,107
ZIP profile
61434
Knox County
- Population
- 3K
- Median income
- $56,780
ZIP profile
61529
Knox County
- Population
- 2.8K
- Median income
- $91,661
ZIP profile
61402
Knox County
- Population
- 1.6K
- Median income
- Unavailable
ZIP profile
61428
Knox County
- Population
- 1.3K
- Median income
- $77,143
ZIP profile
61467
Knox County
- Population
- 1.2K
- Median income
- $88,472
ZIP profile
61488
Knox County
- Population
- 1.1K
- Median income
- $68,333
ZIP profile
61490
Knox County
- Population
- 1K
- Median income
- $65,625
ZIP profile
61489
Knox County
- Population
- 820
- Median income
- $98,125
ZIP profile
61544
Knox County
- Population
- 784
- Median income
- $81,250
ZIP profile
61436
Knox County
- Population
- 745
- Median income
- $76,000
ZIP profile
61572
Knox County
- Population
- 732
- Median income
- $73,125
ZIP profile
61430
Knox County
- Population
- 713
- Median income
- $79,333
ZIP profile
61414
Knox County
- Population
- 696
- Median income
- $48,929
ZIP profile
61458
Knox County
- Population
- 656
- Median income
- $65,461
ZIP profile
61472
Knox County
- Population
- 453
- Median income
- $76,500
ZIP profile
61485
Knox County
- Population
- 417
- Median income
- $59,306
ZIP profile
61449
Knox County
- Population
- 339
- Median income
- $51,635
ZIP profile
61439
Knox County
- Population
- 299
- Median income
- $59,125
ZIP profile
61474
Knox County
- Population
- 221
- Median income
- $59,583