Travel Time Index Trend: 1982-2001
(Traffic Congestion Trend)
USA Urbanized Areas
Texas Transporation Institute Data

Rank Urbanized Area 1982 2001 Change Change Rank
1 Los Angeles CA 1.30 1.83 40.8% 1
2 San Francisco-Oakland CA 1.21 1.60 32.2% 6
3 Chicago IL-Northwestern IN 1.19 1.49 25.2% 15
4 Boston MA 1.14 1.47 28.9% 9
4 Denver CO 1.10 1.47 33.6% 5
4 Washington DC-MD-VA 1.18 1.47 24.6% 17
7 Miami-Hialeah FL 1.16 1.46 25.9% 13
8 Portland-Vancouver OR-WA 1.05 1.44 37.1% 2
9 Phoenix AZ 1.13 1.43 26.5% 12
9 San Jose CA 1.18 1.43 21.2% 25
9 Seattle-Everett WA 1.09 1.43 31.2% 7
12 New York NY-Northeastern NJ 1.13 1.41 24.8% 16
13 Ft. Lauderdale-Hollywood-Pompano Bch FL 1.07 1.40 30.8% 8
14 Atlanta GA 1.08 1.39 28.7% 10
14 San Bernardino-Riverside CA 1.04 1.39 33.7% 4
14 Houston TX 1.28 1.39 8.6% 58
14 Minneapolis-St. Paul MN 1.03 1.39 35.0% 3
18 Detroit MI 1.12 1.36 21.4% 23
18 San Diego CA 1.06 1.36 28.3% 11
20 Las Vegas NV 1.07 1.34 25.2% 14
21 Sacramento CA 1.07 1.33 24.3% 18
21 Dallas-Fort Worth TX 1.07 1.33 24.3% 18
23 Orlando FL 1.09 1.32 21.1% 28
23 Tampa-St Petersburg-Clearwater FL 1.19 1.32 10.9% 48
25 Baltimore MD 1.07 1.31 22.4% 20
25 Austin TX 1.08 1.31 21.3% 24
27 Philadelphia PA-NJ 1.11 1.30 17.1% 35
28 Charlotte NC 1.08 1.27 17.6% 33
28 Tacoma WA 1.04 1.27 22.1% 22
30 Cincinnati OH-KY 1.04 1.26 21.2% 26
30 Indianapolis IN 1.03 1.26 22.3% 21
30 Milwaukee WI 1.05 1.26 20.0% 29
30 W Palm Bch-Boca Raton-Delray Bch FL 1.04 1.26 21.2% 26
34 Tucson AZ 1.06 1.25 17.9% 32
35 Albuquerque NM 1.04 1.23 18.3% 31
36 Providence-Pawtucket RI-MA 1.04 1.22 17.3% 34
36 Louisville KY-IN 1.09 1.22 11.9% 44
36 Memphis TN-AR-MS 1.03 1.22 18.4% 30
39 St. Louis MO-IL 1.08 1.21 12.0% 43
39 San Antonio TX 1.05 1.21 15.2% 41
41 Salt Lake City UT 1.03 1.20 16.5% 38
42 Honolulu HI 1.10 1.19 8.2% 59
42 Columbus OH 1.03 1.19 15.5% 40
42 Colorado Springs CO 1.02 1.19 16.7% 37
42 Norfolk-Newport News-Virginia Beach VA 1.08 1.19 10.2% 52
46 Charleston SC 1.08 1.18 9.3% 55
46 El Paso TX-NM 1.02 1.18 15.7% 39
46 New Orleans LA 1.10 1.18 7.3% 64
46 Nashville TN 1.07 1.18 10.3% 51
50 Omaha NE-IA 1.04 1.17 12.5% 42
50 Birmingham AL 1.05 1.17 11.4% 46
50 Fresno CA 1.05 1.17 11.4% 46
53 Jacksonville FL 1.04 1.16 11.5% 45
54 Fort Myers-Cape Coral FL 1.04 1.15 10.6% 50
55 Tulsa OK 1.02 1.13 10.8% 49
56 Cleveland OH 1.02 1.12 9.8% 54
56 Hartford-Middletown CT 1.05 1.12 6.7% 65
56 Pensacola FL 1.03 1.12 8.7% 57
59 Eugene-Springfield OR 1.02 1.11 8.8% 56
59 Kansas City MO-KS 1.01 1.11 9.9% 53
61 Salem OR 1.02 1.10 7.8% 60
61 Pittsburgh PA 1.08 1.10 1.9% 74
61 Richmond VA 1.02 1.10 7.8% 60
61 Boulder CO 1.02 1.10 7.8% 60
61 Oklahoma City OK 1.02 1.10 7.8% 60
66 Buffalo-Niagara Falls NY 1.03 1.08 4.9% 71
66 Brownsville TX 1.02 1.08 5.9% 66
66 Laredo TX 1.02 1.08 5.9% 66
69 Albany-Schenectady-Troy NY 1.06 1.07 0.9% 76
69 Spokane WA 1.02 1.07 4.9% 70
71 Beaumont TX 1.03 1.06 2.9% 72
71 Rochester NY 1.01 1.06 5.0% 68
71 Bakersfield CA 1.01 1.06 5.0% 68
74 Anchorage AK 1.04 1.05 1.0% 75
74 Corpus Christi TX 1.03 1.05 1.9% 73
  Average 1.07 1.25 16.7%  

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