Interstate 15 Annual Average Daily Traffic (AADT)

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Interstate 15 California Annual Average Daily Traffic (AADT)

County Begin Milepost Location To: AADT
San Diego 0.00 Interstate 5 - S.D. Oceanview Boulevard - S.D. 109,000
San Diego 0.59 Oceanview Boulevard - S.D. Market Street - S.D. 114,000
San Diego 1.85 Market Street - S.D. California 94 - S.D. 116,000
San Diego 2.23 California 94 - S.D. Interstate 805 - S.D. 136,000
San Diego 3.37 Interstate 805 - S.D. University Avenue - S.D. 145,000
San Diego 4.66 University Avenue - S.D. El Cajon Boulevard - S.D. 139,000
San Diego 5.04 El Cajon Boulevard - S.D. Adams Avenue - S.D. 140,000
San Diego 5.60 Adams Avenue - S.D. Interstate 8 - S.D. 147,000
San Diego 6.13 Interstate 8 - S.D. Friars Road - S.D. 208,000
San Diego 6.82 Friars Road - S.D. Aero Avenue - S.D. 216,000
San Diego 8.37 Aero Avenue - S.D. Balboa Avenue - S.D. 186,000
San Diego 9.24 Balboa Avenue - S.D. Clairemont Mesa Blvd. - S.D. 173,000
San Diego 10.00 Clairemont Mesa Blvd. - S.D. California 52 - S.D. 162,000
San Diego 10.58 California 52 - S.D. HOV Lanes 162,000
San Diego 12.00 HOV Lanes California 163 - S.D. 162,000
San Diego 12.12 California 163 - S.D. Miramar Way - S.D. 272,000
San Diego 13.33 Miramar Way - S.D. Miramar & Pomerado Roads - S.D. 270,000
San Diego 14.29 Miramar & Pomerado Roads - S.D. Carroll Canyon Road - S.D. 270,000
San Diego 15.00 Carroll Canyon Road - S.D. Mira Mesa Boulevard - S.D. 266,000
San Diego 15.92 Mira Mesa Boulevard - S.D. Mercy Road - S.D. 256,000
San Diego 17.31 Mercy Road - S.D. Poway Road - S.D. 240,000
San Diego 18.18 Poway Road - S.D. California 56 - S.D. 210,000
San Diego 19.47 California 56 - S.D. Carmel Mountain Rd. - S.D. 221,000
San Diego 20.57 Carmel Mountain Rd. - S.D. Camino Del Norte - S.D. 215,000
San Diego 21.91 Camino Del Norte - S.D. Bernardo Center Drive - S.D. 218,000
San Diego 22.94 Bernardo Center Drive - S.D. Rancho Bernardo Rd. - S.D. 211,000
San Diego 23.69 Rancho Bernardo Rd. - S.D. Pomerado Road - S.D. 202,000
San Diego 26.03 Pomerado Road - S.D. Felicita Road via Rancho Parkway Escondido 218,000
San Diego 26.97 Felicita Road via Rancho Parkway Escondido S. Jct. of Centre City Parkway - Escondido 201,000
San Diego 27.65 S. Jct. of Centre City Parkway - Escondido Citracado Parkway - Escondido 174,000
San Diego 28.77 Citracado Pkwy. - Escondido 9th Avenue - Escondido 180,000
San Diego 30.09 9th Avenue - Escondido Valley Parkway - Escondido 170,000
San Diego 30.63 Valley Parkway - Escondido California 78 183,000
San Diego 31.52 California 78 El Norte Parkway 109,000
San Diego 32.86 El Norte Parkway N. Jct. of Centre City Pkwy. 109,000
San Diego 33.92 N. Jct. of Centre City Pkwy. Deer Springs Road 117,000
San Diego 36.64 Deer Springs Road Gopher Canyon Road 127,000
San Diego 40.84 Gopher Canyon Road Escondido Highway 117,000
San Diego 43.28 Escondido Highway California 76 115,000
San Diego 46.49 California 76 Mission Road 117,000
San Diego 50.59 Mission Road Rainbow Valley Boulevard 113,000
San Diego 54.07 Rainbow Valley Boulevard Riverside County line (54.26) 114,000
Riverside 0.00 San Diego County line CA 79 - S. Jct. Temecula 114,000
Riverside 3.44 California 79 - S. Jct. Temecula Rancho California Road Temecula 118,000
Riverside 4.98 Rancho California Road Temecula California 79 - N. Jct. Temecula 132,000
Riverside 6.62 California 79 - N. Jct. Temecula Interstate 215 north 155,000
Riverside 8.74 Interstate 215 north Hot Springs Road - Murrieta 88,000
Riverside 9.47 Hot Springs Road - Murrieta California Oaks Road 92,000
Riverside 10.59 California Oaks Road Clinton Keith Road 86,000
Riverside 13.64 Clinton Keith Road Baxter Road 83,000
Riverside 15.07 Baxter Road Bundy Canyon Road 79,000
Riverside 16.30 Bundy Canyon Road Railroad Canyon Road - Elsinore 76,000
Riverside 19.16 Railroad Canyon Road - Elsinore Main Street - Elsinore 84,000
Riverside 20.95 Main Street - Elsinore California 74 - Elsinore 79,000
Riverside 22.28 California 74 - Elsinore Nichols Road - Elsinore 71,000
Riverside 23.85 Nichols Road - Elsinore Lake Street 73,000
Riverside 26.69 Lake Street Indian Trail Road 79,000
Riverside 30.40 Indian Trail Road Temescal Canyon Road 86,000
Riverside 33.39 Temescal Canyon Road Weirick Road 93,000
Riverside 35.64 Weirick Road Cajalco Road 105,000
Riverside 36.81 Cajalco Road El Cerrito Road 113,000
Riverside 37.82 El Cerrito Road Ontario Avenue - Corona 119,000
Riverside 38.69 Ontario Avenue - Corona Magnolia Avenue - Corona 133,000
Riverside 40.35 Magnolia Avenue - Corona California 91 - Corona 153,000
Riverside 41,50 California 91 - Corona Yuma Drive - Norco 142,000
Riverside 42.88 Yuma Drive - Norco 2nd Street - Norco 143,000
Riverside 43.64 2nd Street - Norco 6th Street - Norco 135,000
Riverside 45.60 6th Street - Norco Limonite Avenue 132,000
Riverside 48.26 Limonite Avenue California 60 120,000
Riverside 51.47 California 60 San Bernardino County line (52.28) 193,000
San Bernardino 0.00 Riverside County line Jurupa Avenue - Ontario 193,000
San Bernardino 1.01 Jurupa Avenue - Ontario Interstate 10 - Ontario 198,000
San Bernardino 2.39 Interstate 10 - Ontario Fourth Street - Ontario 172,000
San Bernardino 3.05 Fourth Street - Ontario California 66 - Rancho Cucamonga 156,000
San Bernardino 5.31 California 66 - Rancho Cucamonga Miller Avenue - Rancho Cucamonga 126,000
San Bernardino 5.97 Miller Avenue - Rancho Cucamonga Base Line - Rancho Cucamonga 126,000
San Bernardino 6.78 Base Line - Rancho Cucamonga Highland Ave. - Rancho Cucamonga 107,000
San Bernardino 8.09 Highland Ave. - Rancho Cucamonga Summit Avenue 107,000
San Bernardino 9.61 Summit Avenue Sierra Avenue 96,000
San Bernardino 12.84 Sierra Avenue Glen Helen Parkway 84,000
San Bernardino 15.65 Glen Helen Parkway Interstate 215 83,000
San Bernardino 16.37 Interstate 215 Kenwood Avenue 117,000
San Bernardino 14.96 Kenwood Avenue Cleghorn Road 116,000
San Bernardino 20.01 Cleghorn Road California 138 116,000
San Bernardino 21.37 California 138 Oak Hill Road 99,000
San Bernardino 28.62 Oak Hill Road U.S. 395 north (to Inyokern) - Hesperia 94,000
San Bernardino 31.81 U.S. 395 north (to Inyokern) - Hesperia Joshua St./Palm Ave. - Hesperia 80,000
San Bernardino 32.32 Joshua St./Palm Ave. - Hesperia Phelan Road - Hesperia 84,000
San Bernardino 34.00 Phelan Road - Hesperia Bear Valley Cutoff (to Lucerne Valley) - Victorville 75,000
San Bernardino 37.59 Bear Valley Cutoff (to Lucerne Valley) - Victorville CA 18 west Palmdale Rd. - Victorville 67,000
San Bernardino 40.51 CA 18 west Palmdale Rd. - Victorville Roy Rogers Drive - Victorville 70,000
San Bernardino 41.43 Roy Rogers Drive - Victorville Mojave Drive - Victorville 70,000
San Bernardino 42.03 Mojave Drive - Victorville CA 18 southeast D St. - Victorville 67,000
San Bernardino 43.49 CA 18 southeast D St. - Victorville E Street - Victorville 50,000
San Bernardino 43.62 E Street - Victorville S. Jct. Stoddard Wells Rd. - Victorville 49,000
San Bernardino 44.40 S. Jct. Stoddard Wells Rd. - Victorville N. Jct. Stoddard Wells Rd. (Bell Mtn.) 47,000
San Bernardino 47.39 N. Jct. Stoddard Wells Rd. (Bell Mtn.) Boulder Road 46,500
San Bernardino 51.83 Boulder Road Wild Wash Road 48,000
San Bernardino 55.96 Wild Wash Road Hodge Road 48,000
San Bernardino 60.16 Hodge Road Outlet Center Drive & Sidewinder Road 48,000
San Bernardino 65.84 Outlet Center Drive & Sidewinder Road Lenwood Road - Barstow 46,500
San Bernardino 68.77 Lenwood Road - Barstow California 58 east - Barstow 53,000
San Bernardino 70.10 California 58 east - Barstow L Street - Barstow 65,000
San Bernardino 71.62 L Street - Barstow CA 247 south - Barstow Road 64,000
San Bernardino 73.54 CA 247 south - Barstow Road Interstate 40 east - East Barstow Barstow 61,000
San Bernardino 74.42 Interstate 40 east - East Barstow Barstow East Main Street - Barstow 40,000
San Bernardino 74.95 East Main Street - Barstow California 58 west 38,500
San Bernardino 76.88 California 58 west Fort Irwin & Meridian Roads 39,000
San Bernardino 79.59 Fort Irwin & Meridian Roads Ghost Town Road 35,500
San Bernardino 81.83 Ghost Town Road Calico Road - Yermo 35,500
San Bernardino 84.64 Calico Road - Yermo East Yermo Road 35,000
San Bernardino 86.38 East Yermo Road Minneola Road 35,000
San Bernardino 88.49 Minneola Road Harvard Road 34,500
San Bernardino 96.41 Harvard Road Field Road 34,500
San Bernardino 103.63 Field Road Afton Road 34,500
San Bernardino 111.59 Afton Road Basin Road 34,500
San Bernardino 120.43 Basin Road Rasor Road 34,500
San Bernardino 124.24 Rasor Road Zzyzx Road 35,000
San Bernardino 130.18 Zzyzx Road West Baker 35,000
San Bernardino 135.81 West Baker CA 127 Kelbaker Rd. (to Death Valley) - Baker 29,000
San Bernardino 136.57 CA 127 Kelbaker Rd. (to Death Valley) - Baker East Baker 28,000
San Bernardino 138.46 East Baker Halloran Springs 35,000
San Bernardino 149.61 Halloran Springs Halloran Summit 35,000
San Bernardino 155.57 Halloran Summit Cima Road 35,000
San Bernardino 162.73 Cima Road Bailey Road 34,500
San Bernardino 171.47 Bailey Road Nipton Road 34,500
San Bernardino 176.46 Nipton Road Yates Well Road 35,000
San Bernardino 181.40 Yates Well Road NV state line (186.24) 35,000
Interstate 15 S. from I-15 S. HOV lanes to I-15 at North City Parkway
San Diego 11.89 Begin S. HOV lanes south of CA 163 Carroll Canyon Road 19,300
San Diego 15.00 Carroll Canyon Road End route south at North City Parkway (18.89) 19,300
Source: Caltrans, Traffic Operations Program - Traffic and Vehicle Data Systems [2002]

Interstate 15 Nevada Annual Average Daily Traffic (AADT)

County To: From: AADT Composite
Clark CA state line Exit 1/Primm 35,650
Clark Exit 1/Primm Exit 12/Jean 38,540
Clark Exit 12/Jean Exit 25/Sloan 41,000
Clark Exit 25/Sloan Exit 27/Henderson 42,050
Clark Exit 27/Henderson Exit 33/Blue Diamond 42,900
Clark Exit 33/Blue Diamond Exit 34/Interstate 215 65,080
Clark Exit 34/Interstate 215 Exit 36/Russell Road n/a
Clark Exit 36/Russell Road Exit 37/Tropicana Avenue 156,700
Clark Exit 37/Tropicana Avenue Exit 38/Dunes Flamingo Road 198,000
Clark Exit 38/Dunes Flamingo Road Exit 39/Spring Mountain Road 200,100
Clark Exit 39/Spring Mountain Road Exit 40/Sahara Avenue 219,600
Clark Exit 40/Sahara Avenue Exit 41/Charleston Boulevard 222,100
Clark Exit 41/Charleston Boulevard Exit 42/I-515/U.S. 93-95 212,600
Clark Exit 42/I-515/U.S. 93-95 Exit 43/44/D & Washington St. 171,580
Clark Exit 43/44/D & Washington St. Exit 45/Lake Mead 123,850
Clark Exit 45/Lake Mead Exit 46/Cheyenne Avenue 92,760
Clark Exit 46/Cheyenne Avenue Exit 48/Craig Road 58,580
Clark Exit 48/Craig Road Exit 50/Lamb Boulevard 23,000
Clark Exit 50/Lamb Boulevard Exit 54/Speedway/Hollywood Blvd. 24,320
Clark Exit 54/Speedway/Hollywood Blvd. Exit 58/Apex 20,460
Clark Exit 58/Apex Exit 64/U.S. 93 20,450
Clark Exit 64/U.S. 93 Exit 75/Valley of Fire 18,150
Clark Exit 75/Valley of Fire Exit 80/Ute 17,890
Clark Exit 80/Ute Exit 84/Byron 17,880
Clark Exit 84/Byron Exit 88/Hidden Valley 17,880
Clark Exit 88/Hidden Valley Exit 90/Moapa 17,850
Clark Exit 90/Moapa Exit 91/Glendale 16,550
Clark Exit 91/Glendale Exit 93/Logandale/Overton 18,450
Clark Exit 93/Logandale/Overton Exit 100/Carp-Elgin 16,580
Clark Exit 100/Carp-Elgin Exit 109/East Mesa 16,570
Clark Exit 109/East Mesa Exit 112/Riverside/Bunkerville 16,630
Clark Exit 112/Riverside/Bunkerville Exit 120/West Mesquite 16,545
Clark Exit 120/West Mesquite Exit 122/East Mesquite 17,055
Clark Exit 122/East Mesquite AZ state line 19,955
Source: The Annual Traffic Report [2001] (Nevada Department of Transportation)

Interstate 15 Arizona Annual Average Daily Traffic (AADT)

County From: To: AADT Composite
Mohave NV state line Exit 8/Littlefield 18,715
Mohave Exit 8/Littlefield Exit 18/Cedar Point 18,000
Mohave Exit 18/Cedar Point Exit 27/Black Rock 21,333
Mohave Exit 27/Black Rock UT state line 17,034
Source: 2001 Arizona Interstate Annual Average Daily Traffic (AZDOT)

Interstate 15 Utah Annual Average Daily Traffic (AADT)

County From: To: AADT Composite
Washington AZ state line Exit 4/Bloomington 18,285
Washington Exit 4/Bloomington Exit 6/Utah 18 Bluff Street 33,575
Washington Exit 6/Utah 18 Bluff Street Exit 8/UT 34 St. George Boulevard 31,355
Washington Exit 8/UT 34 St. George Boulevard Exit 10/UT 212 Washington Middleton Dr. 45,638
Washington Exit 10/UT 212 Washington Middleton Dr. Exit 16/UT 9 Hurricane Zion Nat'l Park 29,342
Washington Exit 16/UT 9 Hurricane Zion Nat'l Park Exit 23/UT 228 Leeds Silver Reef 16,835
Washington Exit 23/UT 228 Leeds Silver Reef Leeds City Center 15,770
Washington Leeds City Center Exit 27/UT 17 Toquerville 16,333
Washington Exit 27/UT 17 Toquerville Exit 30/Browse Area 17,341
Washington Exit 30/Browse Area Exit 31/Pintura 17,400
Washington Exit 31/Pintura Exit 33/Snowfield 16,765
Washington Exit 33/Snowfield Exit 36/Black Ridge 16,765
Washington Exit 36/Black Ridge Exit 40/New Harmony Kanarraville 16,305
Washington/Iron Exit 40/New Harmony Kanarraville Exit 51/Hamilton Fort N. Kanarraville 16,988
Iron Exit 51/Hamilton Fort N. Kanarraville Exit 57/UT 130 Cedar City 18,125
Iron Exit 57/UT 130 Cedar Cit Exit 59/UT 56 200 North Cedar City 14,247
Iron Exit 59/UT 56 200 North Center Cedar Exit 62/UT 130 Minersville Milford 16,145
Iron Exit 62/UT 130 Minersville Milford Exit 71/Summit 16,535
Iron Exit 71/Summit Exit 75/UT 143 Parowan 15,895
Iron Exit 75/UT 143 Parowan Exit 78/UT 274 Parowan Paragonah 14,090
Iron Exit 78/UT 274 Parowan Paragonah Exit 82/UT 271 Paragonah 14,680
Iron Exit 82/UT 271 Paragonah Exit 95/UT 20 Bear Valley Panguitch Circleville 14,480
Iron Exit 95/UT 20 Bear Valley Panguitch Circleville Exit 100/ranch exit 15,460
Iron/Beaver Exit 100/ranch exit Exit 109/UT 160 Beaver Milford 15,460
Beaver Exit 109/UT 160 Beaver Milford Exit 112/UT 160 Beaver Manderfield 13,230
Beaver Exit 112/UT 160 Beaver Manderfield Exit 120/Manderfield-Wildcat 14,430
Beaver Exit 120/Manderfield-Wildcat Exit 125/Pinecreek 14,550
Beaver Exit 125/Pinecreek Exit 129/Sulphurdale 14,575
Beaver/Millard Exit 129/Sulphurdale Exit 134/Interstate 70 east 14,645
Millard Exit 134/Interstate 70 east Exit 135/UT 161 Hist. Cove Fort 10,770
Millard Exit 135/UT 161 Hist. Cove Fort Exit 138/Dog Valley 10,690
Millard Exit 138/Dog Valley Exit 146/Kanosh 10,695
Millard Exit 146/Kanosh Exit 158/UT 133 Meadow 10,340
Millard Exit 158/UT 133 Meadow Exit 163/UT 99 Fillmore 11,440
Millard Exit 163/UT 99 Fillmore Exit 167/UT 99 Fillmore 10,965
Millard Exit 167/UT 99 Fillmore Exit 174/UT 64 U.S. 50 to Delta Holden 12,301
Millard Exit 174/UT 64 U.S. 50 to Delta Holden Exit 178/Utah 50 Holden 11,573
Millard Exit 178/Utah 50 Holden Exit 184/ranch exit 11,325
Millard Exit 184/ranch exit Exit 188/U.S. 50 east Scipio 11,035
Millard/Juab Exit 188/U.S. 50 east Scipio Exit 202/Yuba Lake 12,097
Juab Exit 202/Yuba Lake Exit 207/UT 78 Mills Levan 12,139
Juab Exit 207/UT 78 Mills Levan Exit 222/Utah 28 Nephi 11,170
Juab Exit 222/Utah 28 Nephi Exit 225/UT 132 Salt Creek Nephi Manti 14,829
Juab Exit 225/UT 132 Salt Creek Nephi Manti Exit 228/Utah 41 Nephi 16,258
Juab Exit 228/Utah 41 Nephi Exit 235/Mona 21,970
Juab/Utah Exit 235/Mona Exit 245/South Santaquin 22,584
Utah Exit 245/South Santaquin Exit 248/Utah 198 Santaquin 22,548
Utah Exit 248/Utah 198 Santaquin Exit 252/Payson Salem 25,935
Utah Exit 252/Payson Salem Exit 254/UT 115 Salem Benjamin 27,790
Utah Exit 254/UT 115 Salem Benjamin Exit 256/UT 164 Spanish Fork Salem 39,700
Utah Exit 256/UT 164 Spanish Fork Salem Exit 260/U.S. 6 east Spanish Fork 39,380
Utah Exit 260/U.S. 6 east Spanish Fork Exit 261/U.S. 6-89 UT 214 Moark Connection 57,286
Utah Exit 261/U.S. 6-89 UT 214 Moark Connection Exit 263/UT 77 400 South Springville 70,365
Utah Exit 263/UT 77 400 South Springville Exit 265/UT 75 Ironton Springville Provo 78,522
Utah Exit 265/UT 75 Ironton Springville Provo Exit 266/U.S. 189 north University Ave.