The 1989 New Jersey General Assembly election was held on November 7, 1989.

The elections coincided with Jim Florio's landslide election as Governor of New Jersey. As a result, Democrats won back the Assembly for the first time since 1983. Democrats flipped one seat in districts 2, 10, 11, 21, and 34.

Incumbents not running for re-election Democratic Dennis L. Riley (District 4) (lost party support) Alan Karcher (District 19) (ran for Governor)

Republican John T. Hendrickson Jr. (District 9) (resigned September 1) Joseph A. Palaia (District 11) (ran for State Senate) Peter J. Genova (District 21) (stepped aside after running mate lost gubernatorial primaryEdge, Wally. "Andrews invokes the Hardwick rule" , PolitickerNJ.com, September 3, 2008. Accessed 24 July 2021.)

Summary of races Voters in each legislative district elect two members to the New Jersey General Assembly.

DistrictIncumbentPartyElectedParty1st Legislative DistrictFrank LoBiondoRepFrank LoBiondoRepEdward H. SalmonDemEdward H. SalmonDem2nd Legislative DistrictJ. Edward KlineRepFred ScerniDemDolores G. CooperRepDolores G. CooperRep3rd Legislative DistrictJack CollinsRepJack CollinsRepGary StuhltragerRepGary StuhltragerRep4th Legislative DistrictAnthony S. MarsellaDemAnthony S. MarsellaDemDennis L. RileyDemAnn A. MullenDem5th Legislative DistrictJoseph J. RobertsDemJoseph J. RobertsDemWayne R. BryantDemWayne R. BryantDem6th Legislative DistrictJohn A. RoccoRepJohn A. RoccoRepThomas J. ShustedRepThomas J. ShustedRep7th Legislative DistrictBarbara KalikDemBarbara KalikDemThomas P. FoyDemThomas P. FoyDem8th Legislative DistrictHarold L. Colburn Jr.RepHarold L. Colburn Jr.RepRobert C. Shinn Jr.RepRobert C. Shinn Jr.Rep9th Legislative DistrictVacantChristopher ConnorsRepJeffrey MoranRepJeffrey MoranRep10th Legislative DistrictJohn Paul DoyleDemJohn Paul DoyleDemRobert SingerRepMarlene Lynch FordDem11th Legislative DistrictJoseph A. PalaiaRepDaniel P. JacobsonDemJohn VillapianoDemJohn VillapianoDem12th Legislative DistrictClare FarragherRepClare FarragherRepMichael ArnoneRepMichael ArnoneRep13th Legislative DistrictJoe KyrillosRepJoe KyrillosRepJoann H. SmithRepJoann H. SmithRep14th Legislative DistrictJoseph D. PateroDemJoseph D. PateroDemAnthony CiminoDemAnthony CiminoDem15th Legislative DistrictJohn S. WatsonDemJohn S. WatsonDemGerald S. NaplesDemGerald S. NaplesDem16th Legislative DistrictWalter J. KavanaughRepWalter J. KavanaughRepJohn S. PennRepJohn S. PennRep17th Legislative DistrictDavid C. SchwartzDemDavid C. SchwartzDemBob SmithDemBob SmithDem18th Legislative DistrictGeorge A. SpadoroDemGeorge A. SpadoroDemFrank M. PellyDemFrank M. PellyDem19th Legislative DistrictGeorge OtlowskiDemGeorge OtlowskiDemAlan KarcherDemJim McGreeveyDem20th Legislative DistrictThomas J. DeverinDemThomas J. DeverinDemGeorge HudakDemGeorge HudakDem21st Legislative DistrictChuck HardwickRepChuck HardwickRepPeter J. GenovaRepNeil M. CohenDem22nd Legislative DistrictBob FranksRepBob FranksRepMaureen OgdenRepMaureen OgdenRep23rd Legislative DistrictBill SchluterRepBill SchluterRepDick KaminRepDick KaminRep24th Legislative DistrictRobert E. LittellRepRobert E. LittellRepChuck HaytaianRepChuck HaytaianRep25th Legislative DistrictRodney FrelinghuysenRepRodney FrelinghuysenRepArthur R. AlbohnRepArthur R. AlbohnRep26th Legislative DistrictRobert J. MartinRepRobert J. MartinRepAlex DeCroceRepAlex DeCroceRep27th Legislative DistrictHarry A. McEnroeDemHarry A. McEnroeDemMildred Barry GarvinDemStephanie R. BushDem28th Legislative DistrictMichael AdubatoDemMichael AdubatoDemJames ZangariDemJames ZangariDem29th Legislative DistrictWillie B. BrownDemWillie B. BrownDemEugene H. ThompsonDemJackie MattisonDem30th Legislative DistrictJohn V. KellyRepJohn V. KellyRepMarion CreccoRepMarion CreccoRep31st Legislative DistrictJoe DoriaDemJoe DoriaDemJoseph CharlesDemJoseph CharlesDem32nd Legislative DistrictAnthony ImprevedutoDemAnthony ImprevedutoDemDavid C. KronickDemDavid C. KronickDem33rd Legislative DistrictBernard KennyDemBernard KennyDemBob MenendezDemBob MenendezDem34th Legislative DistrictGerald ZeckerRepGerald ZeckerRepNewton E. MillerRepJoseph MeccaDem35th Legislative DistrictJohn GirgentiDemJohn GirgentiDemBill PascrellDemBill PascrellDem36th Legislative DistrictLouis J. GillDemLouis J. GillDemThomas J. DuchDemThomas J. DuchDem37th Legislative DistrictD. Bennett MazurDemD. Bennett MazurDemByron BaerDemByron BaerDem38th Legislative DistrictPat SchuberRepPat SchuberRepPatrick J. RomaRepPatrick J. RomaRep39th Legislative DistrictJohn E. RooneyRepJohn E. RooneyRepElizabeth RandallRepElizabeth RandallRep40th Legislative DistrictWalter M. D. KernRepDavid C. RussoRepNicholas FeliceRepNicholas FeliceRep

Incumbents not running for re-election • Summary of races • District 1 • District 2 • District 3 • District 4 • District 5 • District 6 • District 7 • District 8 • District 9 • District 10 • District 11 • District 12 • District 13 • District 14 • District 15 • District 16 • District 17 • District 18 • District 19 • District 20 • District 21 • District 22 • District 23 • District 24 • District 25 • District 26 • District 27 • District 28 • District 29 • District 30 • District 31 • District 32 • District 33 • District 34 • District 35 • District 36 • District 37 • District 38 • District 39 • District 40 __NOTOC__

Close races Districts where the difference of total votes between the top-two parties was under 10%:

gain D gain D

gain D

District 1

General election

District 2

General election

District 3

General election

District 4

General election

District 5

General election

District 6

General election

District 7

General election

District 8

General election

District 9

General election

District 10

General election

District 11

General election

District 12

General election

District 13

General election

District 14

General election

District 15

General election

District 16

General election

District 17

General election

District 18

General election

District 19

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District 20

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District 21

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District 22

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District 23

General election

District 24

General election

District 25

General election

District 26

General election

District 27

General election

District 28

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District 29

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District 30

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District 31

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District 32

General election

District 33

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District 34

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District 35

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District 36

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District 37

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District 38

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District 39

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District 40

General election

Notes

References