As of today, , there are — properties for sale in the 61740 area and 0 properties listed for sale in the city of Flanagan. This single family residential home at 100 E Koopman Dr in ZIP code 61740 was last listed for $122,000. This is 0% above the current $0 median price for Flanagan and N/A below the median of $— for the ZIP code. Of the 0 properties for sale in Flanagan, 0 are single family homes and 0 are condos. 100 E Koopman Dr is a single family residential home that is approximately 1,844 Sqft, 0% above the city median of 0 and N/A below the 61740 ZIP code median of —. The price per Sqft was $66 which is N/A below the current median price in 61740 of $— and 0% above the Flanagan median of $0 per Sqft.