ZIP codes starting with 491
- ZIP codes
- 20
- States
- MI
- Largest city
- Niles, MI
- Population
- 107,266
The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.
Every ZIP code in 491xx
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
49101 | Baroda , MI | Standard | 2,947 | $75,048 | $252,100 |
49102 | Berrien Center , MI | Standard | 1,472 | $63,000 | $262,400 |
49103 | Berrien Springs , MI | Standard | 11,590 | $65,827 | $229,400 |
49104 | Berrien Springs , MI | Standard | 383 | — | — |
49106 | Bridgman , MI | Standard | 4,741 | $72,500 | $262,400 |
49107 | Buchanan , MI | Standard | 10,323 | $66,289 | $189,500 |
49111 | Eau Claire , MI | Standard | 3,159 | $70,915 | $176,300 |
49112 | Edwardsburg , MI | Standard | 10,544 | $61,785 | $248,800 |
49113 | Galien , MI | Standard | 1,742 | $59,219 | $171,600 |
49115 | Harbert , MI | Standard | 147 | — | $339,500 |
49116 | Lakeside , MI | Standard | 86 | $127,857 | — |
49117 | New Buffalo , MI | Standard | 3,358 | $75,114 | $488,000 |
49119 | New Troy , MI | Standard | 134 | $56,513 | $137,500 |
49120 | Niles , MI | Standard | 36,495 | $65,148 | $178,400 |
49125 | Sawyer , MI | Standard | 1,990 | $79,766 | $342,300 |
49126 | Sodus , MI | Standard | 1,623 | $76,875 | $151,600 |
49127 | Stevensville , MI | Standard | 11,155 | $93,338 | $296,900 |
49128 | Three Oaks , MI | Standard | 3,450 | $67,398 | $258,300 |
49129 | Union Pier , MI | Standard | 669 | $106,181 | $654,200 |
49130 | Union , MI | Standard | 1,258 | $76,667 | $341,900 |
Cite this page
zipcodes.pro. “ZIP codes starting with 491.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/491
Underlying data is public domain or openly licensed — sources, vintages and licences.