Pennsylvania Gazetteer
ZIP Code 18603 has segments in 2 Counties (Columbia, Luzerne).
The ZIP Code maps and database are updated 4 times per year.
Database updated: March 1, 2026, Maps updated: May 1, 2024.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 18,827 (100%) |
| Population Density | 353 per sq mi |
| Diversity Index1 | 19 |
INCOME | |
| Median Household Income | $60,352 |
| Per Capita Income | $33,105 |
| Median Home Value | $170,500 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 9,104 (100%) |
| Owner Occupied HU | 5,935 (65.2%) |
| Renter Occupied HU | 2,348 (25.8%) |
| Vacant Housing Units | 821 (9.0%) |
HOUSEHOLDS | |
| Total Households | 8,283 |
| Average Household Size | 2.25 |
| Family Households | 5,144 (62.1%) |
The table below compares 18603 to the other 33,772 ZIP Codes in the United States by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 6636 | 80th |
| Population Density | # 10618 | 69th |
| Median Household Income | # 23772 | 30th |
| Per Capita Income | # 21132 | 37th |
| Diversity Index | # 20750 | 39th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Pennsylvania Census Data Comparison Tool.
