[3] Name on the Register[4] Image Date listed[5] Location City or town Description 1 Carroll Alsop House Carroll Alsop House November 9, 1988 (#88002142 ) 1907 A Ave., E. 41°17′49″N 92°37′21″W / 41.296944°N 92.6225°W / 41.296944; -92.6225 (Carroll Alsop House ) Oskaloosa 2 Bellefountain Bridge Bellefountain Bridge May 15, 1998 (#98000506 ) Ashland Ave. over the Des Moines River 41°19′58″N 92°51′56″W / 41.332778°N 92.865556°W / 41.332778; -92.865556 (Bellefountain Bridge ) Tracy 3 Dr. William E. and Ethel Rosenberger Berry House Dr. William E. and Ethel Rosenberger Berry House March 29, 1996 (#96000343 ) 116 Rosenberger Ave. 41°18′22″N 92°38′46″W / 41.306111°N 92.646111°W / 41.306111; -92.646111 (Dr. William E. and Ethel Rosenberger Berry House ) Oskaloosa 4 Thomas J. Conover House Thomas J. Conover House March 28, 1996 (#96000342 ) 1010 N. Market St. 41°18′14″N 92°38′39″W / 41.303889°N 92.644167°W / 41.303889; -92.644167 (Thomas J. Conover House ) Oskaloosa 5 Edmundson Park Historic District Edmundson Park Historic District September 27, 2007 (#07001005 ) Junction of 11th Ave., W. and Edmundson Dr. 41°17′07″N 92°39′36″W / 41.28524°N 92.65991°W / 41.28524; -92.65991 (Edmundson Park Historic District ) Oskaloosa 6 Eveland Bridge Eveland Bridge May 15, 1998 (#98000504 ) Fulton Ave. over the Des Moines River 41°14′34″N 92°45′24″W / 41.242708°N 92.756528°W / 41.242708; -92.756528 (Eveland Bridge ) Oskaloosa 7 Forest Cemetery Entrance Forest Cemetery Entrance December 13, 1991 (#91001765 ) Junction of N. 9th St. and J Ave., E. 41°18′12″N 92°38′02″W / 41.303333°N 92.633889°W / 41.303333; -92.633889 (Forest Cemetery Entrance ) Oskaloosa 8 E.H. Gibbs House Upload image December 13, 1991 (#91001761 ) William Penn University campus, N. Market Extension 41°18′31″N 92°38′41″W / 41.308611°N 92.644722°W / 41.308611; -92.644722 (E.H. Gibbs House ) Oskaloosa 9 Ulysses Simpson Grant Elementary School Ulysses Simpson Grant Elementary School December 10, 2008 (#08001163 ) 715 B Ave., E. 41°17′50″N 92°38′16″W / 41.29716°N 92.6378°W / 41.29716; -92.6378 (Ulysses Simpson Grant Elementary School ) Oskaloosa 10 Phil Hoffman House Phil Hoffman House December 13, 1991 (#91001760 ) 807 High Ave., E. 41°17′44″N 92°38′09″W / 41.295556°N 92.635833°W / 41.295556; -92.635833 (Phil Hoffman House ) Oskaloosa 11 Iowa Yearly Meeting House-College Avenue Friends Church Iowa Yearly Meeting House-College Avenue Friends Church March 29, 1996 (#96000344 ) 912 N. C St. 41°18′12″N 92°38′53″W / 41.303333°N 92.648056°W / 41.303333; -92.648056 (Iowa Yearly Meeting House-College Avenue Friends Church ) Oskaloosa 12 William A. and Ida C. Johnson House William A. and Ida C. Johnson House March 28, 1996 (#96000346 ) 307 College Ave. 41°18′14″N 92°38′50″W / 41.303889°N 92.647222°W / 41.303889; -92.647222 (William A. and Ida C. Johnson House ) Oskaloosa 13 Dr. William H. and Mae R. Klose House Dr. William H. and Mae R. Klose House March 29, 1996 (#96000350 ) 1002 Penn Boulevard 41°18′23″N 92°38′51″W / 41.306389°N 92.6475°W / 41.306389; -92.6475 (Dr. William H. and Mae R. Klose House ) Oskaloosa 14 Lake Keomah State Park, Bathhouse-Lodge Area (Area A) Upload image November 15, 1990 (#90001666 ) Off Iowa Highway 371 south of its junction with Iowa Highway 92 41°17′26″N 92°32′27″W / 41.290556°N 92.540833°W / 41.290556; -92.540833 (Lake Keomah State Park, Bathhouse-Lodge Area (Area A) ) Oskaloosa 15 Lake Keomah State Park, Erosion Control Area (Area B) Upload image November 15, 1990 (#90001667 ) Off Iowa Highway 371 south of its junction with Iowa Highway 92 41°17′07″N 92°32′32″W / 41.285278°N 92.542222°W / 41.285278; -92.542222 (Lake Keomah State Park, Erosion Control Area (Area B) ) Oskaloosa 16 Jack Lamberson House Jack Lamberson House November 9, 1988 (#88002146 ) 511 N. Park Ave. 41°18′01″N 92°37′37″W / 41.300278°N 92.626944°W / 41.300278; -92.626944 (Jack Lamberson House ) Oskaloosa 17 Lincoln School Lincoln School December 13, 1991 (#91001766 ) 911 B Ave., W. 41°17′51″N 92°39′17″W / 41.2975°N 92.654722°W / 41.2975; -92.654722 (Lincoln School ) Oskaloosa 18 Mahaska County Courthouse Mahaska County Courthouse July 2, 1981 (#81000255 ) Market St. and 2nd Ave. 41°17′42″N 92°38′35″W / 41.295°N 92.643056°W / 41.295; -92.643056 (Mahaska County Courthouse ) Oskaloosa 19 Maj. James W. McMullin House Maj. James W. McMullin House April 11, 1985 (#85000723 ) 403 1st Ave., E. 41°17′40″N 92°38′26″W / 41.294444°N 92.640556°W / 41.294444; -92.640556 (Maj. James W. McMullin House ) Oskaloosa 20 W.A. McNeill House W.A. McNeill House October 21, 1999 (#99001267 ) 1282 C Ave., E. 41°17′54″N 92°37′36″W / 41.298333°N 92.626667°W / 41.298333; -92.626667 (W.A. McNeill House ) Oskaloosa 21 Daniel Nelson House and Barn Daniel Nelson House and Barn November 20, 1974 (#74000798 ) 2211 Nelson Lane 41°19′14″N 92°37′50″W / 41.320556°N 92.630556°W / 41.320556; -92.630556 (Daniel Nelson House and Barn ) Oskaloosa 22 North Skunk River Bridge Upload image May 15, 1998 (#98000503 ) County Road G13 over the North Skunk River 41°29′41″N 92°38′00″W / 41.494722°N 92.633333°W / 41.494722; -92.633333 (North Skunk River Bridge ) New Sharon 23 Oskaloosa City Hall Oskaloosa City Hall December 13, 1991 (#91001764 ) Northeastern corner of the junction of S. Market St. and 2nd Ave., E. 41°17′37″N 92°38′40″W / 41.293611°N 92.644444°W / 41.293611; -92.644444 (Oskaloosa City Hall ) Oskaloosa 24 Oskaloosa City Park and Band Stand Oskaloosa City Park and Band Stand July 28, 1983 (#83000389 ) City Park 41°17′42″N 92°38′38″W / 41.295°N 92.643889°W / 41.295; -92.643889 (Oskaloosa City Park and Band Stand ) Oskaloosa 25 Oskaloosa City Square Commercial Historic District Oskaloosa City Square Commercial Historic District April 10, 1986 (#86000716 ) Roughly bounded by A Ave., E, N. and S. 2nd St., 2nd Ave., E, and N. and S. A St. 41°17′48″N 92°38′39″W / 41.296667°N 92.644167°W / 41.296667; -92.644167 (Oskaloosa City Square Commercial Historic District ) Oskaloosa 26 Oskaloosa Fire Station Oskaloosa Fire Station December 13, 1991 (#91001763 ) 109-111 2nd Ave., E. 41°17′37″N 92°38′39″W / 41.293611°N 92.644167°W / 41.293611; -92.644167 (Oskaloosa Fire Station ) Oskaloosa 27 Oskaloosa Monthly Meeting of Friends Parsonage Oskaloosa Monthly Meeting of Friends Parsonage March 29, 1996 (#96000348 ) 910 N. C St. 41°18′10″N 92°38′53″W / 41.302778°N 92.648056°W / 41.302778; -92.648056 (Oskaloosa Monthly Meeting of Friends Parsonage ) Oskaloosa 28 Oskaloosa Post Office Upload image February 6, 2020 (#100004975 ) 206 North Market St. 41°17′47″N 92°38′42″W / 41.296473°N 92.644885°W / 41.296473; -92.644885 (Oskaloosa Post Office ) Oskaloosa 29 Oskaloosa Public Library Oskaloosa Public Library December 13, 1991 (#83004763 ) Southwestern corner of the junction of Market St. and 2nd Ave. 41°17′35″N 92°38′42″W / 41.293056°N 92.645°W / 41.293056; -92.645 (Oskaloosa Public Library ) Oskaloosa 30 Paradise Block Historic District Paradise Block Historic District December 13, 1991 (#91001767 ) 402, 406, 408, 410, 414, 418, and 510-714 High Ave. E. 41°17′43″N 92°38′18″W / 41.295278°N 92.638333°W / 41.295278; -92.638333 (Paradise Block Historic District ) Oskaloosa 31 Penn College Historic District Penn College Historic District April 4, 1996 (#96000391 ) 201 Trueblood Ave. 41°18′32″N 92°38′47″W / 41.308889°N 92.646389°W / 41.308889; -92.646389 (Penn College Historic District ) Oskaloosa 32 Pierson-Betts House Pierson-Betts House March 28, 1996 (#96000347 ) 815 Penn Boulevard 41°18′22″N 92°38′52″W / 41.306111°N 92.647778°W / 41.306111; -92.647778 (Pierson-Betts House ) Oskaloosa 33 President's Cottage President's Cottage March 28, 1996 (#96000340 ) 425 College Ave. 41°18′13″N 92°39′00″W / 41.303611°N 92.65°W / 41.303611; -92.65 (President's Cottage ) Oskaloosa 34 Rock Island Passenger Depot Rock Island Passenger Depot October 30, 1989 (#89001780 ) Rock Island Ave. between 1st and 2nd Sts. 41°17′21″N 92°38′34″W / 41.289167°N 92.642778°W / 41.289167; -92.642778 (Rock Island Passenger Depot ) Oskaloosa 35 Rose Hill Methodist Episcopal Church Rose Hill Methodist Episcopal Church April 11, 2003 (#03000201 ) 304 Main St. 41°19′14″N 92°27′55″W / 41.320556°N 92.465278°W / 41.320556; -92.465278 (Rose Hill Methodist Episcopal Church ) Rose Hill 36 St. James Episcopal Church St. James Episcopal Church December 13, 1991 (#91001762 ) Southwestern corner of the junction of 1st Ave. and S. 3rd St. 41°17′39″N 92°38′29″W / 41.294167°N 92.641389°W / 41.294167; -92.641389 (St. James Episcopal Church ) Oskaloosa 37 Seeberger-Loring-Kilburn House Seeberger-Loring-Kilburn House July 14, 1983 (#83000390 ) 509 High Ave., E. 41°17′44″N 92°38′22″W / 41.295556°N 92.639444°W / 41.295556; -92.639444 (Seeberger-Loring-Kilburn House ) Oskaloosa 38 John H. Shoemake House John H. Shoemake House March 22, 1984 (#84001276 ) 116 2nd Ave., W. 41°17′36″N 92°38′44″W / 41.293333°N 92.645556°W / 41.293333; -92.645556 (John H. Shoemake House ) Oskaloosa 39 Smith-Johnson House Smith-Johnson House November 9, 1977 (#77000538 ) 713 High Ave., E. 41°17′44″N 92°38′13″W / 41.295556°N 92.636944°W / 41.295556; -92.636944 (Smith-Johnson House ) Oskaloosa 40 Spring Creek Friends Cemetery Upload image March 29, 1996 (#96000351 ) Junction of Osburn Ave. and 235th St. 41°18′41″N 92°36′09″W / 41.311389°N 92.6025°W / 41.311389; -92.6025 (Spring Creek Friends Cemetery ) Oskaloosa 41 Spring Creek Meeting House-H Street Mission Upload image March 28, 1996 (#96000339 ) 207 N. H St. 41°17′47″N 92°39′17″W / 41.296389°N 92.654722°W / 41.296389; -92.654722 (Spring Creek Meeting House-H Street Mission ) Oskaloosa 42 Spurgin Residence Spurgin Residence March 28, 1996 (#96000341 ) 313 College Ave. 41°18′14″N 92°39′00″W / 41.303889°N 92.65°W / 41.303889; -92.65 (Spurgin Residence ) Oskaloosa 43 Stock Judging Pavilion Stock Judging Pavilion April 12, 1984 (#84001280 ) Southern Iowa Fairgrounds 41°18′04″N 92°39′43″W / 41.301111°N 92.661944°W / 41.301111; -92.661944 (Stock Judging Pavilion ) Oskaloosa 44 Dr. Ella Stokes House Dr. Ella Stokes House March 29, 1996 (#96000349 ) 416 W. College Hill Ave. 41°18′21″N 92°38′59″W / 41.305833°N 92.649722°W / 41.305833; -92.649722 (Dr. Ella Stokes House ) Oskaloosa 45 Prof. Edgar H. and Irene D. Stranahan House Prof. Edgar H. and Irene D. Stranahan House March 28, 1996 (#96000345 ) 1001 Gurney St. 41°18′23″N 92°38′49″W / 41.306389°N 92.646944°W / 41.306389; -92.646944 (Prof. Edgar H. and Irene D. Stranahan House ) Oskaloosa 46 Vander Wilt Farmstead Historic District Vander Wilt Farmstead Historic District January 8, 2004 (#03001370 ) 1345 Iowa Highway 163 , Sec. 22, T26N, R17W, SW of NE 41°22′22″N 92°48′11″W / 41.372778°N 92.803056°W / 41.372778; -92.803056 (Vander Wilt Farmstead Historic District ) Leighton 47 Gary J. and Matilda Vermeer Farmstead Upload image July 23, 2018 (#100002682 ) 1688 250th Ave. 41°24′35″N 92°52′16″W / 41.4097°N 92.8710°W / 41.4097; -92.8710 (Gary J. and Matilda Vermeer Farmstead ) Pella 48 John K. Voorhees House John K. Voorhees House March 5, 1982 (#82002632 ) Northwest of Oskaloosa on Iowa Highway 163 41°23′09″N 92°49′22″W / 41.385833°N 92.822778°W / 41.385833; -92.822778 (John K. Voorhees House ) Oskaloosa