Worth County, Iowa Cities (2026)

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density (/mi²)
Area (mi²)
Type
Northwood12,0502,069-0.29%5144 City
Manly21,2321,259-0.56%8711 City
Fertile3299305-0.66%3181 City
Kensett4257259-0.39%2541 City
Grafton5210216-0.94%6540 City
Joice6205211-0.97%1921 City
Hanlontown7201207-0.99%2071 City

Worth County Cities Summary

Largest City

Northwood is the largest city in Worth County, with a population of 2,050.

Smallest City

Hanlontown is the smallest city in Worth County, with a population of 201.

10 Largest Cities

There are 7 cities in Worth County, Iowa.

Location of Worth County