City Facts & Information


Thinking about relocating to Hartley or just looking for more information?

Here are some FAQ about Hartley.


Q: What is the population of Hartley? O'Brien County? The state of Iowa?  

A: Hartley- 1,556 (as of 2020) O'Brien County- 11,362 (as of 2020) Iowa- 3,190,369 (as of 2020)


Q: What is the closest airport?

A: The closest airport is the Northwest Iowa Municipal Airport. It is located in Spencer, just 20 miles to the east. 


Q: What is the weather like in Hartley? 

A: Average temperature in the summer months is 71 degrees Fahrenheit, and 18 degrees Fahrenheit in the winter months. The annual precipitation average is 27 inches.


Q: Where is Hartley located in relation to other towns? 

A: Hartley is located in the northwest corner of Iowa, 20 miles west of Spencer on U.S. Highway 18 and 20 miles east of Sheldon on U.S. Highway 18.


Q: What is the property tax in Hartley? 

A: Total Tax Rate per $1000 Assessed Value is $33.521980 per 1,000 taxable valuation. For more tax information for the county please see O'Brien County Website.


Q: Where can I find more information about Hartley?

A: To see more statistics about Hartley, go to Wikipedia-Hartley.