Cass
Source:
North Dakota
Cass is a mid-size county in North Dakota with 25 ZIP codes, 149,974 people, and top-decile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.
National county placement
According to ACS 5-Year Estimates, Cass, ND sits among US counties with a top-decile household income, on a mid-size county population base, across a multi-ZIP patchwork.
- Top 6%
- household income vs 3,210 US counties
- 149,974
- combined ZIP population
- 25
- USPS ZIP codes covered
- $102,306
- avg ZIP median income
Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.
Cass lands in the national county income distribution as top-decile household income on mid-size county footing (FIPS 38017, 25 ZIPs, combined population 149,974). Sort the ZIP table by population before treating the county mean as uniform.
High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 58103 (Fargo) with 47,302 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 38017, so scorecards stay county-keyed while household income stays ZIP-keyed.
Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.
25
Total ZIPs
149,974
Total Population
ZIP Codes in Cass
Side-by-side: Compare 58103 vs 58102 →
| ZIP Code | City | Population | Density |
|---|---|---|---|
| 58103 | Fargo | 47,302 | 1,617 |
| 58102 | Fargo | 29,850 | 369 |
| 58104 | Fargo | 28,322 | 382 |
| 58078 | West Fargo | 26,321 | 259 |
| 58047 | Horace | 3,560 | 20 |
| 58105 | Fargo | 2,483 | 1,673 |
| 58012 | Casselton | 2,474 | 14 |
| 58051 | Kindred | 1,458 | 5 |
| 58042 | Harwood | 1,386 | 12 |
| 58059 | Mapleton | 1,168 | 4 |
| 58005 | Argusville | 854 | 3 |
| 58052 | Leonard | 581 | 2 |
| 58079 | Wheatland | 530 | 2 |
| 58064 | Page | 450 | 1 |
| 58021 | Davenport | 447 | 3 |
| 58006 | Arthur | 427 | 3 |
| 58048 | Hunter | 418 | 2 |
| 58071 | Tower City | 409 | 2 |
| 58011 | Buffalo | 391 | 1 |
| 58038 | Grandin | 332 | 2 |
| 58036 | Gardner | 274 | 1 |
| 58004 | Amenia | 266 | 2 |
| 58029 | Erie | 129 | 1 |
| 58007 | Ayr | 119 | 1 |
| 58002 | Absaraka | 23 | 3 |
Frequently Asked Questions
What is the population of Cass?
Cass has a total population of 149,974 across 25 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Cass?
Cass includes 25 ZIP codes: 58103, 58102, 58104, 58078, 58047, 58105, 58012, 58051, 58042, 58059, and more.