
Koch Apartments
Also known as Krohmer Properties; Whittier School
Many listed buildings are private homes. Please enjoy them from the street.
About Koch Apartments
Koch Apartments, at 209 W. Second Ave., was added to the National Register of Historic Places on Oct 31, 1996. It was among the first 11 of Mitchell’s 20 listings, with one other the same day. The Register lists it for its architecture, at the local level. It describes its style as Modern Movement, as it does for 10 other South Dakota listings. Seven more Register listings are within a quarter mile.
What it isApartment building in Mitchell, United States of America. From Wikidata (CC0). Read about it on Wikipedia ↗
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 41 MB · National Archives↗1880 to today
- 1880Built, designed by Kings & Dixon
- 1996Added to the National Register of Historic Places
- 2026On the Register for 30 years
Make it a walk: 5 landmarks in about 10 minutes
209 W. Second Ave., Mitchell · about 0.2 miles on foot, as the crow flies















- 1Koch ApartmentsStart here
- 2
William Koch HouseLate Victorian · Built 1901 · next door - 3Mitchell Historic Commercial District (Boundary Increase)Late Victorian · next door
- 4Mitchell Historic Commercial District (Additional Documentation)Neo-Classic Revival · next door
- 5Mitchell Historic Commercial District (Boundary Increase and Decrease) IIDistrict · next door
10 more Register listings within half a mile
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Memories of Koch Apartments
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Koch Apartments
Is Koch Apartments on the National Register of Historic Places?
Yes. It was added on Oct 31, 1996 (Register number 94000562).
Is Koch Apartments a National Historic Landmark?
No. It is on the National Register; South Dakota has 7 National Historic Landmarks.
Can you visit Koch Apartments?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of Koch Apartments?
In its National Register nomination, the form that put it on the Register: a 41 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 93204784 · Wikidata. Map tiles © OpenStreetMap contributors.