WI · GEOID 55007

Bayfield County area

Bayfield County, Wisconsin covers 2,041.7 square miles: 1,477.9 square miles of land and 563.8 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area1,477.9 mi²
Water area563.8 mi²
Total area2,041.7 mi²
National land rank#408

County outline

Generalized outline of Bayfield County, Wisconsin
2025 Census cartographic boundary, fitted to this frame. County maps are not at a common scale. The 2026 area measurements below come from the separate Gazetteer release. Map source and limitations.

Where Bayfield County is located

Bayfield County highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 72.4% of Bayfield County’s measured area and water for 27.6%. Its combined area converts to 5,288 square kilometers or approximately 1,306,688 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land1,477.8833,827.699945,845.1
Water563.8171,460.279360,842.9
Total2,041.75,287.9791,306,688

How Bayfield County compares

By original Census land area, Bayfield County ranks #2 of 72 in Wisconsin and #408 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.963 times the Wisconsin county-equivalent median of 753 square miles. It accounts for 2.7% of the combined county land area in the state.

See the complete Wisconsin ranking · What counts as a county equivalent?

What stands out about Bayfield County?

Bayfield County has more land than 2,814 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Bayfield County1,477.9 mi²
Wisconsin median753 mi²
National median604.5 mi²

A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.

Does including water change its rank?

Using land plus water places Bayfield County at #312 nationally by total area, 96 places closer to the top than its land rank. The water assigned to this geography moves it ahead of some county equivalents with more land.

Its water share is 27.6%, compared with a national county-equivalent median of 1.2% — 26.4 percentage points higher. This describes the statistical geography’s land/water mix, not flood exposure or developable land.

Closest positions in the national land ranking

These entries sit immediately beside Bayfield County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#407Carbon County, Utah1,479.3Compare
#408Bayfield County, Wisconsin1,477.9This county
#409Hartley County, Texas1,462Compare

Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.

Representative coordinates

The Census internal point is 46.634133, -91.177305. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.

Source and precision

U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 3,827,698,351 m²; AWATER: 1,460,279,632 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.

Download the official county source ZIP ↗ · Methodology

Common questions

How many acres of land are in Bayfield County?

The land measurement converts to approximately 945,845 acres. Including water, total area is approximately 1,306,688 acres. One square mile equals 640 acres.

Why might another source show a different area?

Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.

Can this establish a property boundary?

No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.

Cite this county

Download the complete CSV or JSON dataset