13634892|The Farm House (Knapp–Wilson House)|42.027222|-93.643889|||2023-08-30||84|44483|2182||
18200617|Franklin County G. A. R. Soldiers' Memorial Hall (Iowa)|42.742028|-93.207056|||2021-10-12||177|117408|1184||
23393985|Metropolitan Opera House (Iowa Falls, Iowa)|42.515278|-93.268889|||2023-11-14||312|44347|1143||
24539362|Princess Sweet Shop (Iowa Falls, Iowa)|42.519444|-93.264444|||2023-11-19||330|76551|1270||
28280663|St. Matthew's by the Bridge Episcopal Church|42.518333|-93.263056|||2024-09-18||430|34527|1759||
29929805|First Congregational Church (Eldora, Iowa)|42.361389|-93.097778|||2021-10-12||466|14387|849||
30458496|Herman Wood Round Barn|42.557778|-93.250556|||2024-08-21||477|91322|763||
30730011|Slayton Farms-Round Barn|42.514444|-93.290556|||2024-08-21||480|67060|738||
30730190|William Oakland Round Barn|42.486389|-93.633333|||2020-10-03||480|67798|665||
30797797|Honey Creek Friends' Meetinghouse|42.250556|-93.187222|||2023-11-14||481|52468|2186||
30975110|Franklin County Courthouse (Iowa)|42.741389|-93.208889|||2024-07-18||483|29145|2233||
30997088|Wright County Courthouse (Iowa)|42.732222|-93.731944|||2024-09-03||483|75999|1632||
31016790|Boone County Courthouse (Iowa)|42.058889|-93.906111|||2024-09-03||484|4391|1952||
31072246|Hardin County Courthouse (Iowa)|42.358889|-93.095833|||2024-03-20||485|45184|1733||
31862840|United States Post Office (Iowa Falls, Iowa)|42.520833|-93.265556|||2023-11-14||494|57081|710||
31863070|W.R.C. Hall|42.519722|-93.265833|||2024-04-19||494|57791|911||
35925051|Quasdorf Blacksmith and Wagon Shop|42.656944|-93.499167|||2021-03-30||571|0|586||
35925184|Fillmore Block|42.656389|-93.499722|||2022-01-20||571|586|871||
36022251|Reeve Electric Association Plant|42.687222|-93.232778|||2023-10-05||573|39280|775||
36022518|Leander Reeve House|42.676667|-93.163611|||2023-05-18||573|40055|1227||
36340082|River Street Bridge (Iowa Falls, Iowa)|42.51767|-93.2683|||2024-09-18||580|52776|613||
36344009|Iowa Falls Bridge|42.518333|-93.262778|||2024-09-18||581|3885|469||
36344035|Washington Avenue Bridge (Iowa Falls, Iowa)|42.519722|-93.271111|||2024-09-18||581|4354|899||
36344067|Alden Bridge|42.521111|-93.375556|||2024-09-18||581|5253|879||
36386615|Alden Public Library|42.518611|-93.366944|||2020-10-03||583|38544|1202||
36823950|Morrill Hall (Iowa State University)|42.027222|-93.647778|||2021-03-30||591|30108|1006||
37021197|Watson's Grocery|42.016389|-93.163889|||2022-06-13||595|55434|869||
38403598|Burlington, Cedar Rapids and Northern Railroad Passenger Station (Clarion, Iowa)|42.730000|-93.733056|||2020-10-03||630|56165|971||
42976232|Edgewood School of Domestic Arts|42.523861|-93.268333|||2023-09-03||665|55809|3755||
49262365|Renwick Generating Plant|42.828611|-93.978333|||2023-08-08||798|18730|1445||
49337286|Cornelia Lake Bridge|42.792778|-93.690000|||2024-09-18||799|40719|594||
49337433|Boone River Bridge|42.857222|-93.946111|||2022-09-24||799|41313|565||
49338589|Eagle Grove Public Library|42.664444|-93.906111|||2024-07-01||799|41878|1158||
49377818|Albright Bridge|42.405417|-93.810000|||2022-09-24||800|29674|495||
49378536|Tremaine Bridge|42.386667|-93.808611|||2022-09-24||800|30169|518||
49378943|State Bank of Stratford|42.270556|-93.927500|||2020-10-03||800|30687|947||
49379255|Schultz Brothers Drug Store|42.488333|-93.544167|||2020-10-03||800|31634|828||
49379564|Webster City Post Office|42.468333|-93.819722|||2022-03-18||800|32462|526||
49379703|William J. and Hattie J. Zitterell House|42.467778|-93.824722|||2022-05-30||800|32988|605||
49639871|Minerva Creek Bridge|42.139167|-93.155833|||2022-09-24||806|55867|569||
49645785|State Center Commercial Historic District|42.016111|-93.164167|||2023-08-09||806|67898|1693||
49684993|Boone Bridge (Boone, Iowa)|42.042222|-93.933333|||2022-09-24||807|32745|1250||
49686583|First National Bank (Boone, Iowa)|42.063056|-93.882778|||2024-05-06||807|35093|1224||
49689209|Stoll Bottling Works|42.064722|-93.878611|||2023-12-21||807|36317|731||
49698862|Alonzo J. and Flora Barkley House|42.059167|-93.881667|||2022-05-30||807|39223|716||
49699581|John H. Herman House|42.048889|-93.880556|||2022-05-30||807|39939|884||
49704632|J.H. Riekenberg House|42.058889|-93.876111|||2022-05-30||807|40823|652||
49705272|Perrigo-Holmes House|42.063333|-93.885278|||2024-01-11||807|41475|1088||
50059763|H.E. Boehmler House|42.740556|-93.205000|||2022-05-30||812|24249|522||
50059997|Franklin County Sheriff's Residence and Jail|42.741944|-93.206389|||2024-12-08||812|24771|1141||
50068679|Maysville Schoolhouse|42.666667|-93.198889|||2021-03-30||812|35432|1052||
50078128|St. John's Lutheran Church (Hampton, Iowa)|42.719444|-93.340000|||2024-04-09||812|45638|1591||
52227209|Sentinel Block|42.519917|-93.265639|||2021-10-12||858|72649|925||
52227980|Ellsworth–Jones Building|42.519389|-93.263528|||2021-10-12||858|75205|876||
52228436|Washington Avenue Commercial Historic District|42.519639|-93.264167|||2024-01-02||858|76081|1130||
52228649|McClanahan Block|42.519389|-93.264806|||2021-10-12||858|77211|808||
52228942|First National Bank (Iowa Falls, Iowa)|42.519444|-93.264361|||2021-10-20||858|78019|1096||
52229875|Estes Park Band Shell|42.520722|-93.264806|||2020-10-11||858|79115|923||
52230086|Carnegie-Ellsworth Public Library|42.521722|-93.263833|||2020-10-11||858|80038|795||
52230273|Former Eldora Public Library|42.359611|-93.098750|||2022-07-05||858|80833|737||
52234221|Eldora Downtown Historic District|42.360194|-93.098917|||2023-08-06||858|87820|1596||
52235304|Mills Tower Historic District|42.522778|-93.248611|||2023-08-08||858|89416|1920||
52235679|Iowa Falls Union Depot|42.521222|-93.256500|||2021-10-20||858|91336|1689||
52236874|Illinois Central Combination Depot-Ackley|42.555139|-93.052306|||2020-10-11||858|93803|1152||
52238199|Union Cemetery Gardener's Cottage|42.527694|-93.270278|||2024-03-03||859|0|999||
52238309|New Providence School Gymnasium|42.285139|-93.172722|||2020-10-11||859|2314|675||
52238439|Steamboat Rock Consolidated Schools Building|42.408056|-93.065167|||2021-04-16||859|2989|1045||
52242586|Civilian Conservation Corps-Prisoner of War Recreation Hall|42.362500|-93.086333|||2020-10-11||859|10506|1154||
53080880|Keigley Branch Bridge|42.136889|-93.601000|||2024-08-26||878|12725|752||
53092074|Briggs Terrace|42.018417|-93.443444|||2024-12-20||878|44579|1747||
53092279|Nevada Downtown Historic District|42.021694|-93.452306|||2024-08-22||879|637|837||
53092461|Edwards-Swayze House|42.021944|-93.448611|||2024-01-31||879|1474|612||
53106776|Henry T. and Emilie (Wiese) Henryson House|42.187833|-93.591417|||2024-01-31||879|26819|881||
53109303|Grand Auditorium and Hotel Block|42.186806|-93.597139|||2024-01-31||879|28312|1172||
53110454|Herschel-Spillman Two-Row Portable Menagerie Carousel|42.188056|-93.587778|||2020-12-31||879|30023|1438||
53118029|Lincoln Township Mausoleum|42.166528|-93.295917|||2024-03-13||879|37404|926||
53119926|Mulcahy Barn|42.984167|-93.290833|||2024-08-18||879|38330|892||
53121107|Prof. J. L. Budd, Sarah M., and Etta Budd House|42.029255|-93.613411|||2024-08-31||880|0|969||
53140211|Gilmour B. and Edith Craig MacDonald House|42.016389|-93.644444|||2024-01-31||880|18295|1145||
53142274|Municipal Building (Ames, Iowa)|42.025694|-93.613333|||2023-01-17||880|20974|1037||
53162180|Ames City Hall|42.026389|-93.617361|||2024-01-31||880|73098|1493||
53171299|Sigma Sigma–Delta Chi Fraternity House|42.018806|-93.652083|||2024-08-27||881|8899|1913||
53213820|Bandshell Park (Ames, Iowa)|42.026389|-93.609167|||2024-07-07||881|48070|1064||
53215395|Old Town Historic District (Ames, Iowa)|42.028889|-93.613333|||2024-08-22||881|49134|1490||
53220950|Laboratory of Mechanics|42.025611|-93.650611|||2024-01-11||881|50624|1160||
53223865|Food Sciences Building|42.026944|-93.642778|||2021-04-20||881|51784|2646||
55795086|Glenn and Nell Kurtz Lustron Home and Garage|42.519444|-93.282861|||2024-06-07||916|33156|1068||
55796157|New Providence Building Association Stores|42.281611|-93.172000|||2020-10-11||916|35866|954||
55887389|Iowa Beta Chapter of Sigma Phi Epsilon|42.020500|-93.640444|||2024-12-18||918|31664|1561||
55887706|Masonic Temple (Ames, Iowa)|42.025778|-93.612306|||2023-01-17||918|36294|1129||
55916864|Hardin County Home Historic District|42.400722|-93.148750|||2024-09-15||919|16723|1798||
55940331|Colonials Club House|42.021056|-93.644917|||2024-08-26||919|52044|3034||
55944494|Delta Upsilon Chapter House|42.022028|-93.644861|||2024-05-10||919|60365|702||
55947922|Roosevelt School (Ames, Iowa)|42.030583|-93.623639|||2023-08-29||919|62253|996||
57829059|Ames Main Street Historic District|42.025556|-93.613611|||2024-08-22||947|39746|1602||
65766576|Des Moines Township No. 7|42.085972|-93.835417|||2024-10-28||1018|29492|1598||
74473574|Cranford Apartment Building|42.022583|-93.648833|||2023-07-29||1130|41887|639||
