Dakota County, Minnesota ZIP codes
20 ZIP codes are in Dakota County, plus 3 that cross in from neighboring counties. It's part of the Minneapolis-St. Paul-Bloomington, MN-WI metro area.
- ZIP codes
- 20
- Population in these ZIPs
- 447,813
- Avg. median income
- $109,500population-weighted
- Cities & towns
- 13
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Dakota County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 55010 PO Box | Castle Rock | — | — | — |
| 55024 | Farmington | 37,287 | $127,280 | $398,600 |
| 55031 | Hampton | 1,881 | $114,338 | $466,500 |
| 55033 | Hastings | 29,674 | $103,988 | $384,100 |
| 55044 | Lakeville | 64,762 | $141,551 | $512,500 |
| 55065 | Randolph | 1,224 | $119,667 | $473,600 |
| 55068 | Rosemount | 33,119 | $127,798 | $407,100 |
| 55075 | South Saint Paul | 20,714 | $88,386 | $298,200 |
| 55076 | Inver Grove Heights | 21,374 | $93,847 | $327,300 |
| 55077 | Inver Grove Heights | 14,503 | $111,967 | $557,200 |
| 55085 | Vermillion | 371 | $107,500 | $344,500 |
| 55118 | Saint Paul | 29,564 | $87,340 | $365,100 |
| 55120 | Saint Paul | 5,058 | $116,346 | $510,100 |
| 55121 | Saint Paul | 9,198 | $87,152 | $334,600 |
| 55122 | Saint Paul | 32,261 | $96,823 | $353,300 |
| 55123 | Saint Paul | 26,501 | $139,215 | $468,700 |
| 55124 | Saint Paul | 55,658 | $97,727 | $374,900 |
| 55150 | Mendota | 201 | $111,250 | $310,000 |
| 55306 | Burnsville | 16,830 | $100,515 | $411,900 |
| 55337 | Burnsville | 47,633 | $84,110 | $350,800 |
ZIP codes partly in Dakota County
These ZIP codes are mostly in a neighboring county but cover part of Dakota County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 55009 | Cannon Falls | Goodhue County | 8,127 | $91,295 | $373,800 |
| 55057 | Northfield | Rice County | 25,650 | $92,622 | $392,800 |
| 55089 | Welch | Goodhue County | 1,612 | $108,750 | $474,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Dakota County
Nearby counties
Frequently asked questions
How many ZIP codes are in Dakota County, Minnesota?
20 ZIP codes are mainly in Dakota County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Dakota County?
ZIP codes in Dakota County use the city names Burnsville, Castle Rock, Farmington, Hampton, Hastings, Inver Grove Heights, Lakeville, Mendota, Randolph, Rosemount, Saint Paul and South Saint Paul and others.
What metro area is Dakota County in?
Dakota County is part of the Minneapolis-St. Paul-Bloomington, MN-WI metropolitan statistical area.