Traffic Region: East of England
Traffic Authority: Hertfordshire
Road Number: A4251
Road Type: Class A Principal road in Rural area
OS Grid: TL008068
Location: Berkhamsted
Census Point ID: 9017
Census Point Coverage: A4251 between Hall Park Gate, Berkhamstead and A41
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| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pedal Cycles | 97 | 29 | 31 | 26 | 66 | 68 | 66 | 66 | 60 | 68 | 70 | 62 | 58 | 57 | 46 | 46 | 45 | 46 |
| Motorcycles and Mopeds | 112 | 101 | 99 | 122 | 189 | 174 | 147 | 147 | 152 | 158 | 139 | 151 | 140 | 141 | 145 | 139 | 139 | 135 |
| Cars | 8,894 | 7,412 | 7,501 | 7,569 | 8,554 | 8,545 | 8,785 | 8,556 | 7,594 | 7,503 | 7,361 | 7,383 | 7,176 | 7,043 | 7,142 | 7,058 | 7,145 | 7,137 |
| Buses and Coaches | 70 | 57 | 61 | 63 | 104 | 106 | 100 | 108 | 76 | 76 | 78 | 82 | 81 | 74 | 76 | 78 | 77 | 75 |
| Light Goods Vehicles | 1,117 | 1,025 | 1,106 | 1,247 | 1,088 | 1,142 | 1,198 | 1,322 | 1,149 | 1,171 | 1,205 | 1,274 | 1,337 | 1,435 | 1,542 | 1,651 | 1,783 | 1,887 |
| Two-axle Rigid HGVs | 213 | 219 | 225 | 221 | 244 | 239 | 243 | 265 | 129 | 117 | 123 | 125 | 126 | 126 | 125 | 125 | 131 | 135 |
| Three-axle Rigid HGVs | 21 | 21 | 23 | 24 | 29 | 27 | 27 | 29 | 13 | 13 | 13 | 15 | 16 | 18 | 19 | 20 | 20 | 20 |
| Four-axle Rigid HGVs | 12 | 20 | 22 | 24 | 18 | 19 | 20 | 24 | 9 | 9 | 7 | 8 | 9 | 10 | 11 | 11 | 13 | 13 |
| Three-axle Articulated HGVs | 14 | 9 | 9 | 9 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 4 | 3 | 2 | 2 | 3 | 3 | 3 |
| Five-axle Articulated HGVs | 15 | 6 | 6 | 5 | 9 | 8 | 7 | 7 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 |
| Six-axle Articulated HGVs | 6 | 6 | 6 | 6 | 8 | 8 | 9 | 11 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| All HGVs | 281 | 281 | 291 | 289 | 315 | 308 | 312 | 341 | 161 | 148 | 152 | 156 | 159 | 159 | 161 | 163 | 170 | 175 |
| All motor vehicles | 10,474 | 8,876 | 9,058 | 9,290 | 10,250 | 10,275 | 10,542 | 10,474 | 9,132 | 9,056 | 8,935 | 9,046 | 8,892 | 8,852 | 9,066 | 9,088 | 9,313 | 9,408 |
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pedal Cycles | 52 | 13 | 14 | 12 | 36 | 37 | 36 | 36 | 30 | 34 | 35 | 31 | 29 | 29 | 23 | 23 | 23 | 23 |
| Motorcycles and Mopeds | 65 | 48 | 47 | 58 | 107 | 98 | 83 | 83 | 73 | 76 | 67 | 73 | 67 | 68 | 70 | 67 | 66 | 65 |
| Cars | 4,670 | 3,798 | 3,844 | 3,879 | 4,519 | 4,514 | 4,641 | 4,520 | 3,952 | 3,905 | 3,831 | 3,842 | 3,734 | 3,665 | 3,717 | 3,673 | 3,678 | 3,714 |
| Buses and Coaches | 28 | 27 | 29 | 30 | 52 | 53 | 50 | 54 | 40 | 40 | 41 | 43 | 42 | 39 | 40 | 41 | 40 | 39 |
| Light Goods Vehicles | 562 | 502 | 542 | 611 | 537 | 563 | 591 | 652 | 632 | 644 | 663 | 701 | 735 | 790 | 849 | 908 | 950 | 1,038 |
| Two-axle Rigid HGVs | 116 | 107 | 110 | 108 | 140 | 137 | 139 | 152 | 65 | 59 | 62 | 63 | 64 | 63 | 63 | 63 | 63 | 68 |
| Three-axle Rigid HGVs | 8 | 8 | 9 | 9 | 16 | 15 | 15 | 16 | 7 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 10 | 11 |
| Four-axle Rigid HGVs | 8 | 11 | 12 | 13 | 5 | 6 | 6 | 7 | 5 | 5 | 4 | 5 | 6 | 6 | 7 | 7 | 7 | 8 |
| Three-axle Articulated HGVs | 8 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Five-axle Articulated HGVs | 6 | 2 | 2 | 2 | 5 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Six-axle Articulated HGVs | 3 | 3 | 3 | 3 | 6 | 6 | 7 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| All HGVs | 149 | 135 | 140 | 139 | 176 | 172 | 174 | 190 | 81 | 75 | 77 | 79 | 81 | 81 | 82 | 83 | 83 | 89 |
| All motor vehicles | 5,474 | 4,510 | 4,602 | 4,717 | 5,391 | 5,400 | 5,539 | 5,499 | 4,778 | 4,740 | 4,679 | 4,738 | 4,660 | 4,643 | 4,757 | 4,772 | 4,816 | 4,946 |
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pedal Cycles | 45 | 16 | 17 | 14 | 30 | 31 | 30 | 30 | 30 | 34 | 35 | 31 | 29 | 29 | 23 | 23 | 23 | 23 |
| Motorcycles and Mopeds | 47 | 53 | 52 | 64 | 82 | 76 | 64 | 64 | 79 | 82 | 72 | 78 | 72 | 73 | 75 | 72 | 71 | 70 |
| Cars | 4,224 | 3,614 | 3,657 | 3,690 | 4,035 | 4,031 | 4,144 | 4,036 | 3,642 | 3,598 | 3,530 | 3,541 | 3,442 | 3,378 | 3,425 | 3,385 | 3,390 | 3,423 |
| Buses and Coaches | 42 | 30 | 32 | 33 | 52 | 53 | 50 | 54 | 36 | 36 | 37 | 39 | 38 | 35 | 36 | 37 | 36 | 35 |
| Light Goods Vehicles | 555 | 523 | 564 | 636 | 551 | 579 | 607 | 670 | 517 | 527 | 542 | 573 | 601 | 645 | 694 | 743 | 776 | 849 |
| Two-axle Rigid HGVs | 97 | 112 | 115 | 113 | 104 | 102 | 104 | 113 | 64 | 58 | 61 | 62 | 63 | 62 | 62 | 62 | 62 | 67 |
| Three-axle Rigid HGVs | 13 | 13 | 14 | 15 | 13 | 12 | 12 | 13 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 9 | 9 |
| Four-axle Rigid HGVs | 4 | 9 | 10 | 11 | 13 | 13 | 14 | 17 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 |
| Three-axle Articulated HGVs | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Five-axle Articulated HGVs | 9 | 4 | 4 | 3 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Six-axle Articulated HGVs | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| All HGVs | 132 | 146 | 151 | 150 | 139 | 136 | 138 | 151 | 80 | 73 | 75 | 77 | 78 | 78 | 79 | 80 | 80 | 86 |
| All motor vehicles | 5,000 | 4,366 | 4,456 | 4,573 | 4,859 | 4,875 | 5,003 | 4,975 | 4,354 | 4,316 | 4,256 | 4,308 | 4,231 | 4,210 | 4,309 | 4,316 | 4,352 | 4,462 |
Figures are daily averages calculated from all traffic counts over the course of the year.
Values are rounded to the nearest whole number.
A value of zero for any entry means that there were either no recorded vehicles of that type or too few to register after rounding.
A blank value means that there were no counts made in that year.
Click or tap on the column headings to see a pie chart of the data.