IA · 6 members of Congress

Iowa

Senators and all 4 House members, scored from official roll calls on nine issue areas. Data as of 2026-11-14.

Senate delegation average69Chamber average 53

House delegation average72Chamber average 53

Find your own memberOpen Iowa on the scorecardOr type your ZIP code in the search on the home page.Compare the two senators

Senators

Joni Ernst

Senator · IA · Republican · in Congress since 2015

Raised $4,130,840 since 2023

70ranks 9–47 of 100

Chuck Grassley

Senator · IA · Republican · in Congress since 1981

Raised $940,641 since 2023

68ranks 13–48 of 100

House

Mariannette Miller-Meeks

Representative · IA-01 · Republican · in Congress since 2021

Raised $11,080,526 since 2023 · country committees $19,994 Israel

72ranks 31–199 of 433

Ashley Hinson

Representative · IA-02 · Republican · in Congress since 2021

Raised $13,238,067 since 2023 · country committees $10,000 Israel

72ranks 37–205 of 433

Zachary (Zach) Nunn

Representative · IA-03 · Republican · in Congress since 2023

Raised $8,345,349 since 2023 · country committees $20,994 Israel

73ranks 26–198 of 433

Randy Feenstra

Representative · IA-04 · Republican · in Congress since 2021

Raised $4,944,261 since 2023 · country committees $10,000 Israel

72ranks 33–203 of 433

2026 races

Senate: Joni Ernstcandidates on the November ballot, scores and money
IA-01: Mariannette Miller-Meekscandidates on the November ballot, scores and money
IA-02: Ashley Hinsoncandidates on the November ballot, scores and money
IA-03: Zachary (Zach) Nunncandidates on the November ballot, scores and money
IA-04: Randy Feenstracandidates on the November ballot, scores and money

All 2026 races

Which district is my ZIP code in?

ZIP codes follow mail routes, not district lines, so a ZIP code marked * is split between districts. If yours is, check your full address at house.gov. From Census Bureau ZIP code areas and 119th Congress district lines.

IA-01: Mariannette Miller-Meeks · 250 ZIP codes

50001 50027* 50028* 50044* 50047* 50049* 50054 50055* 50057 50061* 50062 50104* 50106* 50112* 50116 50118 50119 50125 50127 50135 50136 50137 50138 50139* 50141* 50143 50145 50150* 50151* 50153* 50160 50161* 50162* 50163 50166 50168* 50169* 50170 50171* 50207* 50208 50210* 50211* 50214 50219 50225 50228* 50229* 50232 50234* 50237* 50240* 50241 50251 50252 50255 50256 50257* 50265* 50268 50320* 50321* 52030 52031* 52032* 52033* 52037 52054* 52060 52064 52069 52070 52071 52074 52075 52079* 52201 52203* 52205* 52207 52208* 52209* 52212 52216 52220 52221* 52222* 52227* 52228* 52231 52235 52236 52237* 52240 52241 52242 52245 52246 52247 52248 52251 52252 52253* 52254 52255 52301* 52305* 52306 52307 52308 52309 52310* 52312 52316 52317 52318* 52320 52321 52322 52323 52325 52327 52333 52334 52335 52337 52338* 52340 52347* 52353 52355 52356 52358 52359 52361 52362 52404* 52501* 52533* 52534 52535 52540 52542* 52543 52550 52551* 52553* 52554* 52556 52557 52561 52562 52563* 52565 52567 52568 52570* 52573* 52576 52577 52580 52585 52586 52588* 52591 52595 52601 52619 52620 52621 52623 52624 52625 52626* 52627 52630 52631 52632 52635 52637 52638 52639 52640 52641 52644 52645 52646 52647 52649 52650 52651 52652 52653 52654 52655 52656 52657 52658 52659 52660 52701 52720 52721 52722 52726 52727 52728 52729 52730 52731 52732 52737 52738 52739 52742 52745 52746 52747 52748 52749 52750 52751 52752 52753 52754 52755 52756 52757 52758 52759 52760 52761 52765 52766 52767 52768 52769 52771 52772 52773 52774 52776 52777 52778 52801 52802 52803 52804 52806 52807

* 65 of these ZIP codes also reach into another district.

IA-02: Ashley Hinson · 252 ZIP codes

50006* 50027* 50102 50104* 50106* 50112* 50122 50126* 50153* 50154* 50157 50158* 50171* 50173 50206* 50207* 50230* 50242 50258* 50269 50401 50426 50428 50433* 50434 50435 50440 50444 50446* 50448 50449* 50450* 50454 50455 50456 50457* 50458 50459* 50460 50461 50464 50466 50467 50468 50469 50471 50472 50475* 50476 50477 50479* 50482* 50601* 50602 50603 50604 50605* 50606 50607 50608 50609* 50611 50612 50613 50616 50619 50620 50621* 50622 50623 50624 50625* 50626 50627 50628 50629 50630 50631 50632* 50634 50635* 50636 50638 50641 50642 50643 50644 50645 50647 50648 50649 50650 50651 50652 50653 50654 50655 50657 50658 50659 50660 50662 50664 50665 50666 50667 50668 50669 50670 50671 50672 50673 50674 50675 50676 50677 50680 50681 50682 50701 50702 50703 50707 52001 52002 52003 52031* 52032* 52033* 52035 52036 52038 52039 52040 52041 52042 52043 52044 52045 52046 52047 52048 52049 52050 52052 52053 52054* 52056 52057 52065 52066 52068 52072 52073 52076 52077 52078 52079* 52101 52132 52133 52134 52135 52136 52140 52141 52142 52144 52146 52147 52151 52154 52155 52156 52157 52158 52159 52160 52161 52162 52163 52164 52165 52166 52168 52169 52170 52171 52172 52175 52202 52203* 52205* 52206 52208* 52209* 52210 52211 52213 52214 52215 52217 52218 52219 52221* 52222* 52223 52224 52225 52227* 52228* 52229 52232 52233 52237* 52249 52253* 52257 52301* 52302 52305* 52310* 52313 52314 52315 52318* 52324 52326 52328 52329 52330 52332 52336 52338* 52339 52341 52342 52344 52345 52346 52347* 52348 52349 52351 52352 52354 52401 52402 52403 52404* 52405 52411

* 52 of these ZIP codes also reach into another district.

IA-03: Zachary (Zach) Nunn · 199 ZIP codes

50002* 50003 50007 50008 50009 50020* 50021 50022* 50023 50025* 50026 50029 50032 50033 50035 50038 50039* 50042* 50044* 50046* 50047* 50048 50049* 50050* 50052 50058* 50060 50061* 50063 50064* 50065 50066 50067 50068 50069 50070 50072 50073 50074 50076* 50103 50107* 50108 50109 50111 50115 50123 50124* 50128 50129 50131 50133 50139* 50140 50144 50146 50147 50149 50150* 50151* 50155 50156* 50161* 50164 50165 50167 50168* 50169* 50174 50210* 50211* 50213 50216 50217* 50218 50220* 50222 50226* 50228* 50229* 50233 50235* 50237* 50238 50240* 50243* 50244* 50250 50254 50257* 50261 50262 50263 50264 50265* 50266 50272 50273 50274 50275 50276* 50277 50309 50310 50311 50312 50313 50314 50315 50316 50317 50319 50320* 50321* 50322 50323 50324 50325 50327 50801 50830 50831 50833 50835 50836 50837 50839 50840 50841 50842 50843 50845 50846 50847 50848 50849 50851 50853 50854 50857 50858 50859 50860 50861 50862 50863 50864 51453* 51462* 51532* 51533* 51535* 51541* 51544* 51552* 51566* 51573 51577* 51601* 51630 51631 51632 51636 51637 51638 51645* 51646 51647* 51651 51656 52501* 52530 52531 52533* 52536 52537 52544 52548 52549 52551* 52552 52553* 52554* 52555 52560 52563* 52566 52569 52570* 52571 52572 52574 52581 52583 52584 52588* 52590 52593 52594

* 62 of these ZIP codes also reach into another district.

IA-04: Randy Feenstra · 392 ZIP codes

50002* 50005 50006* 50010 50012 50013 50014 50020* 50022* 50025* 50028* 50031 50034 50036 50039* 50040 50041 50042* 50046* 50050* 50051 50055* 50056 50058* 50064* 50071 50075 50076* 50078 50101 50105 50106* 50107* 50110 50117 50120 50124* 50126* 50130 50132 50134 50141* 50142 50148 50152 50154* 50156* 50158* 50161* 50162* 50201 50206* 50212 50217* 50220* 50223 50226* 50227 50230* 50231 50234* 50235* 50236 50239 50243* 50244* 50246 50247 50248 50249 50258* 50271 50276* 50278 50420 50421 50423 50424 50427 50430 50431 50432 50433* 50436 50438 50439 50441 50446* 50447 50449* 50450* 50451 50452 50453 50457* 50459* 50465 50470 50473 50475* 50478 50479* 50480 50482* 50483 50484 50501 50510 50511 50514 50515 50516 50517 50518 50519 50520 50521 50522 50523 50524 50525 50527 50528 50529 50530 50531 50532 50533 50535 50536 50538 50539 50540 50541 50542 50543 50544 50545 50546 50548 50551 50552 50554 50556 50557 50558 50559 50560 50561 50562 50563 50565 50566 50567 50568 50569 50570 50571 50573 50574 50575 50576 50577 50578 50579 50581 50582 50583 50585 50586 50588 50590 50591 50592 50593 50594 50595 50597 50598 50599 50601* 50605* 50609* 50621* 50625* 50632* 50633 50635* 51001* 51002 51003 51004 51005 51006 51007 51008 51009 51010 51011 51012 51014 51015 51016 51018 51019 51020 51022 51023* 51024 51025 51026 51027 51028 51029 51030 51031 51033 51034 51035 51036 51037 51038 51039 51040 51041 51044 51045 51046 51047 51048 51049 51050 51051 51052 51053 51054 51055 51056 51058 51060 51061 51062 51063 51101 51103 51104 51105 51106 51108 51109 51111 51201 51230 51231 51232 51234 51235 51237 51238 51239 51240 51241 51242 51243 51244 51245 51246 51247 51248 51249 51250 51301 51331 51333 51334 51338 51340 51341 51342 51343 51345 51346 51347 51350 51351 51354 51355 51357 51358 51360* 51363 51364 51365 51366 51401 51430 51431 51432 51433 51436 51439 51440 51441 51442 51443 51444 51445 51446 51447 51448 51449 51450 51451 51452 51453* 51454 51455 51458 51459 51460 51461 51462* 51463 51465 51466 51467 51501 51503 51510 51520 51521 51523 51525 51526 51527 51528 51529 51530 51531 51532* 51533* 51534 51535* 51536 51537 51540 51541* 51542 51543 51544* 51545 51546 51548 51549 51550 51551 51552* 51553 51554 51555 51556 51557* 51558 51559 51560 51561 51562 51563 51564 51565 51566* 51570 51571 51572 51575 51576 51577* 51578 51579 51601* 51639 51640* 51645* 51647* 51648 51649 51650 51652 51653 51654 56027* 57034*

* 71 of these ZIP codes also reach into another district.

Scores come from official House and Senate roll calls, weighted by a published rubric. Party is shown but never counts, and every country is tracked by the same rule. Campaign money is from FEC filings and never affects the score. How scoring works · Every scored vote · All states.