ZIP 56744 falls in Marshall County, Minnesota, where we hold 4,640 parcels measured as septic county-wide and 1,036 on sewer. We do not have a per-ZIP parcel count for this county, so this is the county total, not a count specific to ZIP 56744.
ZCTA 56744 is not entirely inside one county. Land-area share is from the 2020 Census ZCTA-to-county relationship file.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Marshall County, Minnesota | 50% | — | 4,640 | 1,036 |
| Polk County, Minnesota | 24% | — | 8,973 | 3,467 |
| Walsh County, North Dakota | 23% | 40 | — | — |
| Grand Forks County, North Dakota | 4% | — | — | — |
Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.
We hold 4,640 parcels measured as septic for Marshall County, Minnesota as a whole, not broken out by ZIP.
ZIP 56744 spans 4 counties: Marshall County, Minnesota, Polk County, Minnesota, Walsh County, North Dakota, Grand Forks County, North Dakota.