The state highways are arterial routes of a state, linking district headquarters and important towns within the state and connecting them with national highways or Highways of the neighbouring states. There are 83 state highways in Kerala.^[1] (SH 4,SH 13,SH 20,SH 24 and SH 35 were upgraded to National highways)

SHs in Kerala

State highway No	State highway name	OSM Relation	Route	Passes through - District(s)	Length (in km)
SH 1	Main-Central Road	1470516	Kesavadasapuram - Vembayam - Venjaramoodu - Kilimanoor - Chadayamangalam- Ayoor -Kottarakara - Adoor - Pandalam - Kulanada - Chengannur - Thiruvalla - Changanassery - Kottayam - Ettumanoor - Kuravilangad - Koothattukulam - Muvattupuzha - Perumbavoor - Kalady - Angamaly	Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Ernakulam	240.6
SH 1	Kazhakoottam - Thaikkod Main-Central Road Bypass (MC BYPASS)	1470516	Kazhakoottam - Vettu road jn - Pothencode - Thaikad jn(SH1)	Thiruvananthapuram	13
SH 2	Thiruvananthapuram - Shenkottai Road	1471018	Thiruvananthapuram - Peroorkada - Nedumangad - Chullimanoor - Palode - Madathara - Kulathupuzha - Thenmala (joins with Kollam - Madurai National Highway (NH 744)	Thiruvananthapuram - Kollam	73.2
SH 3	Nedumangad - Aruvaimozhi Highway	5944951	Nedumangad Toll Junction - Aryanad - Paruthipally - Vazhichal - Kudappanamoodu -Kathipara - Kadukkara - State boundary	Thiruvananthapuram	37.5
SH 4	Kollam-Aryankavu		Declared as NH 744 now	Kollam - Aryankavu
SH 5	Kayamkulam - Pathanapuram Highway (KP Road)	1470904	Kayamkulam - Kattanam -Charummod - Nooranad - Adoor - Kallumkadavu Junction (Pathanapuram)	Alappuzha - Pathanamthitta - Kollam	42.5
SH 6	Kayamkulam - Thiruvalla Highway	5944972	Kayamkulam - Chettikulangara - Pela - Mavelikkara - Chennithala - Mannar - Parumala - Pulikeezhu - Kavumbhagom - Thiruvalla (joining SH 7)	Alappuzha - Pathanamthitta	30.8
SH 7	Thiruvalla - Kumbazha Highway	5944995	SCS junction, Thiruvalla - Vallamkulam - Eraviperoor - Kumbanad - Pullad - Maramon - Kozhencherry - Thekkemala Junction - Elanthoor - Pathanamthitta - Kumbazha Junction joins Main Eastern Highway| SH 8	Pathanamthitta	32.8
SH 8	Main Eastern Highway (Punalur - Muvattupuzha) (PM Road)	5712709	Pallimikku Junction (Punalur) (starts from km 44/900 of NH 208) - Pathanapuram - Kallumkadavu Junction (joins SH 05) - Kalanjoor - Koodal - Konni - Kumbazha (Pathanamthitta, meets T.K.Road / SH - 07) - Mylapra - Mannarakulanji - Uthimmoodu - Mandiram - Ranni - Makkapuzha - Ponthanpuzha - Karikkattoor - Manimala - Cheruvally - Ponkunnam - Elamgulam - Pala - Thodupuzha - Vazhakulam - Nirmala College junction - Muvattupuzha(joins MC Road -SH 01)	Kollam - Pathanamthitta - Kottayam - Idukki - Ernakulam	153.6
SH 9	Kottayam - Kozhencherry Highway	5945010	Kanjikuzhi - Puthupally - Karukachal - Mallappally - Vennikulam - Pullad (Kozhencherry) (joins T.K.Road / SH - 07)	Kottayam - Pathanamthitta	44.4
SH 10	Mavelikkara - Kozhencherry Highway	5708146	Mavelikkara - Puthiyacavu - Kollakadavu - Cheriyanad - Puliyoor - Perissery - Chengannur - Puthencavu - Arattupuzha - Malakkara - Edayaranmula - Aranmula - Thekkemala Junction (Kozhenchery)	Alappuzha - Pathanamthitta	28.7
SH 11	Alappuzha - Changanassery Highway	5941258	Alappuzha (starts at km 415/500 of NH 47) - Pazhaveedu - Pallathuruthy - Nedumudy - Mancombu - Ramankari - Kidangara - Changanassery (joins MC Road)	Alappuzha - Kottayam	24.2
SH 12	Ambalapuzha - Thiruvalla Highway	5941295	Ambalapuzha (NH 47) - Thakazhy - Edathua - Thalavady - Podiyadi Junction (Kayamkulam - Thiruvalla Highway SH 06) joins - Thiruvalla (MC Road)	Alappuzha - Pathanamthitta	27.2
SH 13	Kottayam-Kumily		Declared as NH 183 now	Kottayam - Idukki
SH 14	Erattupetta - Peermade Highway	5941291	Erattupetta - Vellikulam - Wagamon - Road joins with Pullikkanam Elappara road Pattithanam junction	Kottayam - Idukki	24.3
SH 15	Ettumanoor - Ernakulam Highway	5702269	Ettumanoor (Main Central Road SH 01) - Kothanalloor - Kuruppanthara - Kaduthuruthy- Thalayolaparambu- Vaikom - Udayamperoor - Thripunithura - Vyttila - Pallimukku Junction	Kottayam - Ernakulam	57.3
SH 16	Aluva-Munnar Road	1470930	Aluva - Chembarakky - Ponjassery - Perumbavoor - Kuruppumpady - Kothamangalam [Joins National Highway 85 (India)] - Neriamangalam - Adimali - Munnar	Ernakulam - Idukki	114.4
SH 17	Northern outlet road (Munnar Udumalpet road)	5710613	Munnar (starts from Aluva - Munnar Highway) - Road to Rajamudi - Anakkalpetty road - Chinnar river (State boundary) Road continues to Udumalaipettai	Idukki	59.1
SH 18	Munnar - Top Station Highway	5941241	Munnar (starts from km 113/6 of Aluva - Munnar road) - Madypatty dam - Indo Swiss Project Gate - Top Station - State boundary - Road continues to Tamil Nadu as part of Kodaikanal–Munnar Road	Idukki - Kerala Tamil Nadu border	32.1
SH 19	Munnar - Kumily Highway	5948399	Munnar (starts from km 0/2 of Munnar Topstation Highway) - Devikolam town - Poopara - Kumbanpara road starts - Pooppara - Bodimettu road starts - Santhanpara Jn - Udumbumchola town - Vattappara junction - Amaravathy - Kumily (joins Kottayam Kumily Highway)	Idukki	106.0
SH 20	Tripunithura - Kothamangalam Rd		Declared as NH 49 on 1989	Ernakulam
SH 21	Chalakudy - Anamala Highway	5246883	Chalakudy (NH 47) - Athirappilly - Vazhachal - Peringalkuthu - Approach road to Sholayar Power House - Anamala - State boundary	Thrissur - Palakkad	86.0
SH 22	Kodungallur - Shornur Highway	1470505	Kodungallur (NH17) - Irinjalakuda crosses SH 61- Pallisseri - Joins NH 47 - Joins NH 17 - Paramekkavu temple - Viyyur - Mulamkunnathukavu - Vadakkancherry - Cheruthuruthy junction - joins SH 23 Shornur - Perinthalmanna Highway	Thrissur(63.312), Palakkad	70.5
SH 23	Shornur - Perinthalmanna Highway	5947659	Shornur Railway Station - Rice Research Station, Pattambi - Pollachi road takes off - Sankaramangalam junction - Cherukara - Perinthalmanna junction - joins SH 24	Palakkad - Malappuram	39.3
SH 24	Kozhikode - Palakkad		Declared as NH 213 on 2000	Kozhikode - Malappuram - Palakkad
SH 25	Tattamangalam- Chittur Nattukal Highway	5705116	Mettupalayam junction, Tattamangalam- Chittur - Nattukal junction (joins Nattukal - Velamthavalam Highway)SH 26	Palakkad	14.2
SH 26	Nattukal - Velamthavalam Highway	5686057	Nattukal junction - Palakkad - Pollachi road - Velanthavalam junction - road continues to Tamil Nadu	Palakkad - Kerala - Tamil Nadu border	11.6
SH 27	Palakkad- Koduvayur - Tattamangalam - Meenakshipuram highway	5686291	Palakkad Collectorate - Kannady - Koduvayur - Tattamangalam- Mettupalayam junction, Tattamangalam- Ayyappankavu temple - Nanniyode - Meenakshipuram - Gopalapuram - Meenakshipuram road joins - Kerala State boundary - Road continues to Pollachi in Tamil Nadu	Palakkad	35.0
SH 28	Valluvambram- Nilambur - Nadukani Highway	5673437	Valluvambram -Manjeri - Nilambur - Chungathara- Edakkara - Vazhikadavu - State boundary	Malappuram - Kerala-Tamil Nadu border	62.6
SH 29	Kozhikode - Vythiri - Gudallur Highway	5673437	NH 212 - Malabar Christian College - Civil Station Kozhikode–Kunnamangalam - Padanilam - Thamarassery - LeavesNH212 - Chellot - Chitragiri - State Boundary - Road to Gudallor	Kozhikode - Wayanad - Kerala-Tamil Nadu State border	97.0
SH 30	Thalassery- Coorg Highway	5670623	Thalassery - NH 17 - Kadirur - Nirmalagiri College - Mattannur- Iritty - Koottupuzha - State Boundary	Kannur - Kerala-Karnataka State Border	55.1
SH 31	Kalladka - Cherkala road	5676778	Cherkala (NH17) - Badiadka junction - SPP Road joins - Adakasthala - State border	Kasargodu - Kerala-Karnataka State Border	28.8
SH 32	Ettumanoor - Erattupetta - Poonjar road	5939284	Athirapuzha landing - SH 1 crosses - Cherpunkal - SH 3 crosses and overlaps - Pala Market - Bharananganam town - Erattupetta town - Poonjar	Kottayam	37.9
SH 33	Thodupuzha- Puliyanmala road	5717553	Thodupuzha junction SH 8 - Muttom - Kuruthikulam - Meenmutty - Painavu junction - Road to Idukki dam takes off - Kattappana junction - Puliyanmala - joins Munnar - Kumily road	Idukki	92.1
SH 34	Koyilandy- Thamarassery – Mukkom – Areakode -Edavanna Road	5679056	Koyilandy town - Ulliyeri - Balusseri - Poonur - Kidavur - Thamarassery - joins SH 29 - Edavanna junction (joins Kozhikode - Nilambur - Gudalloor Highway)	Kozhikode - Malappuram - Kerala-Tamil Nadu State Border	70.0
SH 36	Thaliparamba – Iritty Road	5670786	Taliparamba - Sreekantapuram - Kalithodu - Iritty (joins SH 30)	Kannur	46.0
SH 37	Adoor - Sasthamkotta road	5948397	Adoor - Thuvayoor - Bharanikavu junction - Sasthamkotta junction	Pathanamthitta - Kollam	18.2
SH 38	Puthiyangadi Koothuparamba – Chovva bypass	5671002	Puthiyangadi – Ulleri – Perambra – Kuttiyadi – Nadapuram – Mekkunnu – Panoor – Koothuparamba – Chovva bypass	Kozhikode - Kannur	42.9
SH 39	Perumbilavu - Nilambur Road	5246652	Perumbilavu – Koottanad - Pattambi – Perinthalmanna - Pattikkadu–Karuvarakundu – Kalikavu – Nilambur Road	Malappuram - Palakkad - Thrissur	107.112
SH 40	Alapuzha – Madurai Road	2385041	Alappuzha – Muhamma – Thanneermukkam – Vechur Bund Road – Thalayolaparambu – Peruva – Mutholapuram –Marika - Vazhithala – Kolani – Thodupuzha – Vannapram -Thopramkudy – Nedumkandam - Thookkupalam - Cumbummettu	Alappuzha - Kottayam - Idukki - Kerala-Tamil Nadu State Border	114.815
SH 41	Ernakulam – Thekkady Road	5702367	Palarivattom – Kakkanad – Pallikkara – Kizhakkambalam – Pattimattom - Valamboor – Muvattupuzha – Arakuzha - Pandappilly - Manakkad - Thodupuzha - Chottupara – Upputhara – Kumily - Thekkady	Ernakulam - Idukki	155.1
SH 42	Kumarakom – Cumbammettu – Cumbam Road	5717097	Kumarakom – Edayazham – Kallara – Kaduthuruthy – Neezhoor – Elanji - Piravam – Vazhithala – Karimkunnam –Thodupuzha - Velliyamattom – Kulamavu – Cheruthoni – Rajamudi –Thopramkudy -Prakash- Kallar - Cumbammettu – Cumbam	Kottayam - Ernakulam - Idukki	190.0
SH 43	Muvattupuzha – Theni Road	5719115	Muvattupuzha –Kallurkkad – Kodikulam – Idukki – Mariyapuram – Erattayar – Kattappana – Puliyanmala – Chettukuzhi - Cumbammettu – Cumbam - Teni	Eranakulam - Idukki	105
SH 44	Sabarimala – Neriamangalam Road	5948370	Pamba – Chalakayam – Thulappilly -Pambavalley – Mukkootuthara – Erumeli – Koovappally – Kanjirappally – Kappadu – kalaketty - Chemmalamattam– Thidanadu – Erattupetta – Melukavu – Muttom – Thodupuzha – Neriyamangalam	Pathanamthitta - Kottayam - Idukki - Ernakulam	152
SH 45	Thiruvananthapuram Vithura - Ponmudi Highway	5941390	Thiruvananthapuram - SH2 - Chullimanoor - Vithura - Anappara junction - Lower Sanatorium - Ponmudi upper Sanatorium	Thiruvananthapuram(37.2)	61.0
SH 46	Kilimanoor-Alamcode(Attingal)	5705120	Kilimanoor central junction.(SH 1 - MC Road) - Nagaroor - Vanchiyoor - Alamcode junction (joins with NH 47)	Thiruvananthapuram(10.8)	10.7
SH 47	Attingal – Nedumangad Road	5678227	Attingal (starts from km of NH 66 - Valakkad - Venjaramoodu (joins SH 1 ) - Vembayam - Pazhakutty junction ( joints with SH 02 )	Thiruvananthapuram (27.00)	27.00
SH 48	Ayoor – Punalur Road	5705119	Ayoor–Anchal–Karavaloor–Punalur(joins NH 208)	Kollam	20
SH 49	Guruvayoor – Choondal Road	5246953	Guruvayoor – Chowallurpady - Choondal	Thrissur	7.275
SH 50	Chavakkad – Vadakkancherry Road	5246388	Chavakkad - Mammiyur–Kottapadi–Kunnamkulam-Marthancode-Pannithadam-Vellarikad-Erumapetty-Wadakancherry	Thrissur(31.015)	31.515
SH 51	Kodakara – Kodungallur Road	5246361	Kodakara (NH 47)- Aloor Jn crosses SH 61- Ashtamichira- Mala- Keezhthali jn (joins NH 17)- Kodungallur	Thrissur(25.956)	27
SH 52	Palakkad - Pollachi road	5686100	Palakkad (NH 47) - Athicode junction (SH 26 crosses) - Gopalapuram (State boundary - road continues to Pollachi in Tamil Nadu)	Palakkad	29.9
SH 53	Cherpulassery – Perinthalmanna Road	5681092	Cherpulassery junction (Pattambi - Cherpulassery road joins) - Thootha - Perinthalmanna - joins SH 23	Palakkad - Malappuram	15.5
SH 54	Kozhikode - Kalpetta Road	5673538	Kozhikode - Puthiyangadi – Ulliyeri – Perambra – Poozhithodu – Peruvannamoozhi – Padinjerethara – Kalpetta	Kozhikode - Wayanad	99.0
SH 55	Cherkkala – Jalsoor Road	5676851	Cherkala junction (Km 58/0 of NH 17) – Mulleria – Adhur – Kottipady - Panachikad	Kasaragod	39.1
SH 56	Kanhangad – Panathoor Road	5676433	Kanhangad – Eriya – Poodamkallu – Rajapuram – Kolichal - Panathoor - Chemberi	Kasaragod	44.1
SH 57	Kasaragod – Kanhangad Road	13341479	Kasaragod – Uduma – Bakel - Pallikkara – Chamandikunnu - Kanhangad South	Kasaragod	28.0
SH 58	Vadakkancherry – Pollachi Road	1471043	Vadakkancherry – Mudapallur – Nemmara – Kollengode – Muthalamada – Govindapuram – ending at Pollachi in Tamil Nadu	Thrissur - Palakkad - Kerala-Tamil Nadu State border	39
SH 59	Hill Highway (Kerala)	5671426	Nandarappadavu (Kasargode District)-Nadukkara (Neyyar Dam) to	Kasargodu - Kannur - Wayanad - Kozhikode - Malappuram - Palakkad-Thrissur - Eranakulam - Idukki - Kottayam - Pathanamthitta - Kollam - Thiruvananthapuram	1332.16
SH 60	Angadipuram – Pariyapuram – Cherukara Road	5686276	Angadipuram – Pariyapuram – Cherukara	Malappuram	7.61
SH 61	Potta – Moonupeedika Road	5246358	Potta starts from NH 544 – Irinjalakuda crosses SH 22 – Padiyur - Moonupeedika meets NH 66	Thrissur(22.058)	27.665
SH 62	Guruvayoor – Althara – Ponnani road	5246955	Guruvayoor - Althara – Perumpadappu – Maranchery – Kanjiramukku – Kundukadavu (joins Palakkad - Ponnani road)	Thrissur(14.858), Malappuram	28.97
SH 63	Vypeen-Pallippuram road	1471038	Vypeen – Njarakkal – Cherai – Pallippuram - Munambam	Eranakulam	25.5
SH 64	Varkala-Parippally-Madathara road	5703271	Varkala-Nadayara-Chavercode-Palayamkunnu-Parippally-Pallickal-Nilamel(joins MC Road)-Kadakkal-Madathara(joins SH 02)	Thiruvananthapuram - Kollam	45
SH 65	Parappanangadi-Areacode road	5686018	Parappanangadi – Thirurangadi – AR Nagar – Kondotty – Alinchode - Puthalam junction (joins Koyilandy - Edavanna SH at Puthalam jn 1.6 km away from Areacode)	Malappuram	40.45
SH 66	Alappuzha-Arthunkal-Chellanam- Thoppumpady(Kochi) road	3837785	Alappuzha - Arthunkal - Chellanam Thoppumpady	Alappuzha - Ernakulam	51.72
SH 67	Mannarkulanji-Pamba road	5705106	Mannarkulanji – Vadasserikkara – Laha – Plappally – Nilackal – Chalakayam - Pampa Thriveni Bridge	Pathanamthitta	56.75
SH 68	Kappad-Thusharagiri-Adivaram road	5678389	Kappad – Atholi Town - Cheekkilode - Nanminda – Narikkuni – Mookilangadi – Puthur – Omassery - Kodencheri - Adivaram	Kozhikode	68.11
SH 69	Thrissur-Kuttippuram road	5246349	Thrissur – Choondal – Kunnamkulam – Perumpilavu – Naduvattom – Edappal – Thavanoor – Thrikkanapuram (joins NH 17)	Thrissur(34.315), Malappuram	52.65
SH 70	Karuvarakundu -Melatttur Road	5681316	Punnakkad – Iringattiri – Melattoor (Joins Kumaramputhur - Olipuzha road)	Malappuram	9.82
SH 71	Tirur-Malappuram-Manjeri road	5680869	Tirur–vailathur - Edarikode - Kottakkal - Puthur - Mannoor - Vadakkemanna - Malappuram - Panayi - Manjeri	Malappuram	39.0
SH 72	Malappuram-Parappanangadi road	5680911	Malappuram (Km 48/9 of NH 213 and overlaps NH 213 for 2.0 km from the starting point) – Panakkad – Vengara - Thirurangadi Joins Areacode Parappanangadi Road	Malappuram	29
SH 73	Valanchery Nilambur Road	5235026	Valanchery -Angadipuram -Wandoor -Vadapuram- Nilambur	Malappuram	51.41
SH 74	Chelakkara Road	3908351	Vazhakode - Chelakkara - Alathur	Thrissur - Palakkad	33.69
SH 75	Thrissur - Kanjani - Vadanappally Road	3906091	Thrissur - Kanjani - Vadanappally	Thrissur	16.12
SH 76	Kuranchery - Velur Road	3905318	Kuranchery - Velur - Kechery	Thrissur	12.838
SH 77	Lakkidi Road in Thrissur and Palakkad Districts[2]	3905305	Lakkidi road-Pambadi Road-Lakkidi Railway Station Road	Palakkad	11.857
SH 78	Edappally - Muvattupuzha Road				15.020
SH 79	Mala Annamanada Ashtamichira Athani Road				20.520
SH 80	Konni - Haripad Road		Konni (SH 8) - Poonkavu (Malasserry) - Vallicode - Kaipattoor - Thumpamon - Pandalam - Mangamkuzhy - Mavelikkara - Nangiyarkulangara (Joins NH 66)	Pathanamthitta, Alappuzha	52.20
SH 81
SH 82
SH 83	Kunnamangalam-Thiruvambady-Meppadi-Kalpetta Road		Kunnamangalam - NIT - Agastianmuzhi - Thiruvambady - Pulloorampara - Anakkampoyil - Muthappanpuzha - Marippuzha - Kalladi - Meppadi - Kalpetta	Kozhikode, Wayanad	63.14