California Freeway and Expressway System

Updated on Nov 23, 2023

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Interstates: Interstate XX (I-XX) State: State Route XX (SR XX)		US Highways: U.S. Route XX (US XX)

The California Freeway and Expressway System is a system of existing or planned freeways and expressways in the U.S. state of California. It encompasses both State highways and federal highways in California. It is defined by the Streets and Highways Code, sections 250-257.

List of roads in the system

The following is a list of roads defined by the Streets and Highways Code, sections 250-257, as part of the California Freeway and Expressway System. Some of the routes listed may still be in the planning stages of being fully upgraded to freeways or expressways.

State Route 1 (part)

State Route 2 (part)

State Route 3 (part)

State Route 4 (part)

Interstate 5

U.S. Route 6

State Route 7

Interstate 8

State Route 9

Interstate 10

State Route 11

State Route 12

State Route 13 (part)

State Route 14

Interstate 15 and State Route 15

State Route 16 (part)

State Route 17 (part)

State Route 18

State Route 19

State Route 20 (part)

State Route 22 (part)

State Route 23 (part)

State Route 24

State Route 25 (part)

State Route 26 (part)

State Route 27

State Route 28

State Route 29

State Route 32

State Route 33 (part)

State Route 34

State Route 35 (part)

State Route 36 (part)

State Route 37

State Route 38 (part)

State Route 39 (part)

Interstate 40

State Route 41 (part)

State Route 43 (part)

State Route 44

State Route 45 (part)

State Route 46 (part)

State Route 47

State Route 48

State Route 49 (part)

U.S. Route 50

State Route 51

State Route 52

State Route 53

State Route 54

State Route 55

State Route 56

State Route 57

State Route 58 (part)

State Route 59

State Route 60

State Route 61

State Route 62 (part)

State Route 63

State Route 65

State Route 66

State Route 67

State Route 68

State Route 70

State Route 71

State Route 72

State Route 73

State Route 74

State Route 75

State Route 76 (part)

State Route 77 (part)

State Route 78

State Route 79 (part)

Interstate 80

State Route 81

State Route 82

State Route 83

State Route 84 (part)

State Route 85

State Route 86

State Route 87

State Route 88

State Route 89

State Route 90

State Route 91 (part)

State Route 92 (part)

State Route 93

State Route 94 (part)

U.S. Route 95 (part)

State Route 96

U.S. Route 97

State Route 98

State Route 99

State Route 100

U.S. Route 101 (part)

State Route 102

State Route 103

State Route 104

Interstate 105

State Route 107

State Route 108

State Route 109

Interstate 110 and State Route 110 (part)

State Route 111 (part)

State Route 113 (part)

State Route 114

State Route 115

State Route 116 (part)

State Route 118

State Route 120 (part)

State Route 121

State Route 122

State Route 123

State Route 124

State Route 125

State Route 126

State Route 127 (part)

State Route 128 (part)

State Route 129

State Route 130

State Route 131

State Route 132 (part)

State Route 133 (part)

State Route 134

State Route 135 (part)

State Route 136

State Route 137 (part)

State Route 138 (part)

State Route 139

State Route 140

State Route 142 (part)

State Route 144

State Route 145

State Route 146

State Route 147

State Route 148

State Route 149

State Route 150

State Route 151

State Route 152 (part)

State Route 153

State Route 154

State Route 155

State Route 156

State Route 158

State Route 160 (part)

State Route 161

State Route 162

State Route 163

State Route 164

State Route 165

State Route 166 (part)

State Route 167

State Route 168 (part)

State Route 169

State Route 170 (part)

State Route 172

State Route 173

State Route 174

State Route 175

State Route 177

State Route 178 (part)

State Route 179

State Route 180 (part)

State Route 181

State Route 182

State Route 183

State Route 184

State Route 185

State Route 186

State Route 187

State Route 188

State Route 189

State Route 190 (part)

State Route 191

State Route 192

State Route 193 (part)

State Route 195

State Route 197

State Route 198 (part)

U.S. Route 199

State Route 200

State Route 201

State Route 202

State Route 203

State Route 204

Interstate 205

State Route 207

Interstate 210 and State Route 210

State Route 211

State Route 213

Interstate 215

State Route 216

State Route 217

State Route 218

State Route 219

State Route 220

State Route 221

State Route 222

State Route 223

State Route 225

State Route 227 (part)

State Route 229

State Route 230

State Route 232

State Route 233

State Route 236

State Route 237

Interstate 238 and State Route 238

State Route 241

State Route 242

State Route 243

State Route 244

State Route 245

State Route 246

State Route 247

State Route 253

State Route 254

State Route 255

State Route 259

State Route 261

State Route 262

State Route 263

State Route 265

State Route 266

State Route 267

State Route 269

State Route 270

State Route 271

State Route 273

State Route 275

Interstate 280

State Route 281 (part)

State Route 282

State Route 283

State Route 284

State Route 299 (part)

State Route 330

State Route 371

Interstate 380

U.S. Route 395 (part)

Interstate 405

Interstate 505

Interstate 580

Interstate 605

Interstate 680

Interstate 710 and State Route 710

Interstate 780

Interstate 805

Interstate 880

State Route 905 (part)

Interstate 980

References

California Freeway and Expressway System Wikipedia

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