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Updated 8:00 AM EST, April 15, 2008
 Freeway Ramp Meters
2005 National Summary
| Number of Metropolitan Areas Surveyed / Returned Survey | Number of Metropolitan Areas with Ramp Meters | Number of Ramps |
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| Metered | Total | Percent |
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| 78 / 71 | 23 | 4156 | 26336 | 16% |
2005 Metropolitan Summary
| Metropolitan Area | State | Number of Agencies Surveyed / Returned Survey | Number of Agencies with Ramp Meters | Number of Ramps |
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| Metered | Total | Percent |
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| Albany, Schenectady, Troy | NY | 2 / 1 | 0 | 0 | 86 | 0% | | Albuquerque | NM | 1 / 1 | 0 | 0 | 100 | 0% | | Allentown, Bethlehem, Easton | PA | 2 / 2 | 1 | 14 | 58 | 24% | | Atlanta | GA | 1 / 1 | 1 | 9 | 980 | 1% | | Austin | TX | 1 / 1 | 0 | 0 | 194 | 0% | | Bakersfield | CA | 1 / 1 | 0 | 0 | 140 | 0% | | Baltimore | MD | 1 / 1 | 0 | 0 | 554 | 0% | | Baton Rouge | LA | 1 / 1 | 0 | 0 | 40 | 0% | | Birmingham | AL | 1 / 1 | 0 | 0 | 168 | 0% | | Boston, Lawrence, Salem | MA | 1 / 1 | 0 | 0 | 452 | 0% | | Buffalo, Niagara Falls | NY | 2 / 1 | 0 | 0 | 192 | 0% | | Charleston | SC | 1 / 0 | 0 | N/R* | 48 | N/R* | | Charlotte, Gastonia, Rock Hill | NC | 2 / 1 | 0 | 0 | 238 | 0% | | Chicago, Gary, Lake County | IL | 4 / 3 | 0 | 0 | 1076 | 0% | | Cincinnati, Hamilton | OH | 1 / 1 | 0 | 0 | 262 | 0% | | Cleveland, Akron, Lorain | OH | 3 / 3 | 0 | 0 | 406 | 0% | | Columbus | OH | 1 / 1 | 1 | 7 | 440 | 2% | | Dallas, Fort Worth | TX | 2 / 2 | 1 | 5 | 1550 | 0% | | Dayton, Springfield | OH | 1 / 0 | 0 | N/R* | 266 | N/R* | | Denver, Boulder | CO | 1 / 1 | 1 | 54 | 200 | 27% | | Detroit, Ann Arbor | MI | 1 / 1 | 1 | 20 | 584 | 3% | | El Paso | TX | 1 / 1 | 0 | 0 | 126 | 0% | | Fresno | CA | 1 / 1 | 1 | 37 | 136 | 27% | | Grand Rapids | MI | 1 / 1 | 0 | 0 | 118 | 0% | | Greensboro, Winston-Salem, High Point | NC | 2 / 2 | 0 | 0 | 412 | 0% | | Greenville, Spartanburg | SC | 1 / 0 | 0 | N/R* | 114 | N/R* | | Hampton Roads | VA | 1 / 1 | 0 | 0 | 182 | 0% | | Harrisburg, Lebanon, Carlisle | PA | 2 / 2 | 0 | 0 | 126 | 0% | | Hartford, New Britain, Middletown | CT | 1 / 1 | 0 | 0 | 586 | 0% | | Honolulu | HI | 1 / 1 | 0 | 0 | 30 | 0% | | Houston, Galveston, Brazoria | TX | 1 / 1 | 1 | 105 | 656 | 16% | | Indianapolis | IN | 1 / 1 | 0 | 0 | 146 | 0% | | Jacksonville | FL | 1 / 1 | 0 | 0 | 76 | 0% | | Kansas City | MO | 2 / 2 | 0 | 0 | 546 | 0% | | Knoxville | TN | 1 / 1 | 0 | 0 | 54 | 0% | | Las Vegas | NV | 1 / 1 | 1 | 3 | 128 | 2% | | Little Rock, North Little Rock | AR | 1 / 1 | 0 | 0 | 244 | 0% | | Los Angeles, Anaheim, Riverside | CA | 3 / 3 | 3 | 2410 | 2410 | 100% | | Louisville | KY | 1 / 1 | 0 | 0 | 152 | 0% | | Memphis | TN | 1 / 1 | 0 | 0 | 136 | 0% | | Miami, Fort Lauderdale | FL | 2 / 2 | 1 | 22 | 560 | 4% | | Milwaukee, Racine | WI | 1 / 1 | 1 | 120 | 148 | 81% | | Minneapolis, St. Paul | MN | 1 / 1 | 1 | 416 | 416 | 100% | | Nashville | TN | 1 / 1 | 0 | 0 | 244 | 0% | | New Haven, Meriden | CT | 1 / 1 | 0 | 0 | 460 | 0% | | New Orleans | LA | 2 / 2 | 0 | 0 | 78 | 0% | | New York, Northern New Jersey, Southwestern Connecticut | NY | 11 / 8 | 1 | 1 | 1850 | 0% | | Oklahoma City | OK | 1 / 1 | 0 | 0 | 232 | 0% | | Omaha | NE | 1 / 1 | 0 | 0 | 138 | 0% | | Orlando | FL | 1 / 1 | 0 | 0 | 230 | 0% | | Philadelphia, Wilmington, Trenton | PA | 6 / 5 | 1 | 16 | 688 | 2% | | Phoenix | AZ | 1 / 1 | 1 | 132 | 304 | 43% | | Pittsburgh, Beaver Valley | PA | 2 / 2 | 0 | 0 | 426 | 0% | | Portland, Vancouver | OR | 1 / 1 | 1 | 106 | 106 | 100% | | Providence, Pawtucket, Fall River | RI | 1 / 1 | 0 | 0 | 248 | 0% | | Raleigh-Durham | NC | 1 / 0 | 0 | N/R* | 240 | N/R* | | Richmond, Petersburg | VA | 1 / 1 | 0 | 0 | 216 | 0% | | Rochester | NY | 1 / 0 | 0 | N/R* | 156 | N/R* | | Sacramento | CA | 1 / 0 | 0 | N/R* | 302 | N/R* | | Salt Lake City, Ogden | UT | 2 / 2 | 2 | 32 | 160 | 20% | | San Antonio | TX | 1 / 1 | 0 | 0 | 388 | 0% | | San Diego | CA | 1 / 1 | 1 | 277 | 670 | 41% | | San Francisco, Oakland, San Jose | CA | 1 / 1 | 1 | 210 | 794 | 26% | | San Juan | PR | 1 / 0 | 0 | N/R* | 12 | N/R* | | Sarasota-Bradenton | FL | 1 / 1 | 0 | 0 | 34 | 0% | | Scranton, Wilkes-Barre | PA | 2 / 2 | 0 | 0 | 74 | 0% | | Seattle, Tacoma | WA | 2 / 2 | 2 | 135 | 452 | 30% | | Springfield | MA | 1 / 1 | 0 | 0 | 76 | 0% | | St. Louis | MO | 2 / 2 | 1 | 1 | 400 | 0% | | Syracuse | NY | 2 / 1 | 0 | 0 | 100 | 0% | | Tampa, St. Petersburg, Clearwater | FL | 1 / 1 | 0 | 0 | 186 | 0% | | Toledo | OH | 2 / 2 | 0 | 0 | 134 | 0% | | Tucson | AZ | 1 / 1 | 0 | 0 | 146 | 0% | | Tulsa | OK | 1 / 1 | 0 | 0 | 222 | 0% | | Washington | DC | 3 / 3 | 1 | 24 | 746 | 3% | | West Palm Beach, Boca Raton, Delray | FL | 1 / 1 | 0 | 0 | 84 | 0% | | Wichita | KS | 1 / 1 | 0 | 0 | 106 | 0% | | Youngstown, Warren | OH | 1 / 1 | 0 | 0 | 98 | 0% | | 78 Metropolitan Areas * N/R = No response |
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