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A21
🟢 A-road

A21 Traffic News

A21 Trunk Road · Sevenoaks (M25 J5) → Hastings
A21 TRAFFIC NOW
A21 NORTHBOUND CHIPSTEAD TO M25 J5CLOSED 22:00–05:30PLANNED CLOSURE TONIGHT
Planned tonight, 1 of 1
Clear ⏱ Updated 12:56

A21 traffic at 12:56 on Tuesday 3 November: 1 closure tonight.

A21 traffic now: accidents & incidents by direction at 12:56
↑ A21 northbound traffic✅ No incidents reported ↓ A21 southbound traffic✅ No incidents reported
🚨 0 incidents 🚧 0 roadworks · 1 soon
🔍
65 miles long
Regions: South East
Home › Traffic › Roads › A21

🚨 A21 traffic now: live incidents & roadworks

Updates every 5 min
Share A21 status: 💬 📘 X
No live incidents on the A21 right now — checking National Highways every 5 minutes, 24/7. Closures are listed below.

🌙 A21 closures tonight and the next 3 days 1

From National Highways' closure report, in their words. Times can change - check before you set off.

  • Full closure
    Northbound A21 Northbound Chipstead to M25 Jct 5 carriageway closure
    Tonight · 22:00–05:30
    Diversion: Diversion via Local Authorities and National Highways Network
All A21 roadworks & diversions →

Is the A21 closed? Quick answers

Checked 12:56 on Tuesday 3 November 2026.

Is the A21 closed right now?

No. There is no full closure on the A21 at 12:56.

Is there an incident on the A21 right now?

No. No incidents are reported on the A21 at 12:56.

Is the A21 closed tonight?

Yes. The A21 has 1 full closure planned tonight (Tue 3 Nov, 18:00 to 06:00): Northbound Chipstead to M25 Jct 5 carriageway closure, 22:00 to 05:30. Diversion: Diversion via Local Authorities and National Highways Network.

Tonight: A21 closures and diversions ›

Is the A21 closed this weekend?

No. No closures are planned on the A21 this weekend (Fri 6 Nov 18:00 to Mon 9 Nov 06:00).

This weekend: A21 closures and diversions ›

Is there an accident on the A21 today?

No. No collision has been reported on the A21 since midnight.

A21 accidents today and yesterday ›

Answers use official data only: the National Highways live incident feed and their planned closure report. Times can change, so check before you set off.

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🗺️ A21 Traffic Map — Where It's Happening

Tap a pin for full incident detail. Live positions from National Highways.

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When you hearOnce a dayAs it builds
Queues and congestionMajor incidents onlyOn your roads
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📈 A21 Journey Pulse — when incidents actually happen

Early picture — 29 incidents recorded on the A21 since February 2026. The pattern below firms up as the archive grows.

View as table
HourIncidentsShare
00:00–01:00 0 0%
01:00–02:00 0 0%
02:00–03:00 0 0%
03:00–04:00 0 0%
04:00–05:00 1 3.4%
05:00–06:00 1 3.4%
06:00–07:00 1 3.4%
07:00–08:00 2 6.9%
08:00–09:00 1 3.4%
09:00–10:00 ◀ peak 1 3.4%
10:00–11:00 ◀ peak 4 13.8%
11:00–12:00 ◀ peak 3 10.3%
12:00–13:00 1 3.4%
13:00–14:00 3 10.3%
14:00–15:00 2 6.9%
15:00–16:00 1 3.4%
16:00–17:00 0 0%
17:00–18:00 5 17.2%
18:00–19:00 2 6.9%
19:00–20:00 0 0%
20:00–21:00 0 0%
21:00–22:00 0 0%
22:00–23:00 0 0%
23:00–00:00 1 3.4%
Measured from 29 incidents recorded by this site since February 2026 (planned roadworks excluded). Recomputed nightly from our incident archive.

⚠️ Most Dangerous A21 Junctions

Based on DfT STATS19 police collision records. The A21 has 2,496 recorded collisions at 11 collision hotspots, involving 3,346 casualties (36 fatal). Take extra care here. Ranked by fatal, then serious collisions, then casualties - not by the number of collisions alone.

#1
nr Hastings
297 collisions · 413 casualties · 9 fatal · 77 serious
Severe Blackspot
#2
nr Robertsbridge
157 collisions · 269 casualties · 5 fatal · 49 serious
Severe Blackspot
#3
nr Tonbridge
97 collisions · 153 casualties · 5 fatal · 15 serious
Severe Blackspot
#4
nr Hurst Green
54 collisions · 95 casualties · 5 fatal · 15 serious
Severe Blackspot
#5
nr Croydon
929 collisions · 1,134 casualties · 3 fatal · 132 serious
Severe Blackspot
#6
nr Pembury
117 collisions · 182 casualties · 3 fatal · 23 serious
Severe Blackspot
🔍 See the full A21 collision blackspot map →

🛒 Journey Essentials

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📰 A21 traffic news, updates and closures

This is the A21 traffic news page from UK Traffic Updates: A21 traffic now, for the whole road from Sevenoaks (M25 J5) to Hastings. Every crash, breakdown, lane closure, delay and roadworks National Highways report for the A21 is listed at the top, checked every 5 minutes, 24 hours a day, with the worst on the sign and where it is: the nearest towns and the county.

National Highways has closed its Traffic England website, so the live A21 information people used to check there is here in one place: today's A21 incidents, A21 closures tonight from their daily closure report, A21 roadworks, A21 accidents today, the junction-by-junction status and a live map. Our A21 traffic videos show what it looks like on the road, and drivers can report what they see as it happens.

Want A21 traffic updates sent to you? Pick the free daily road summary or Early Warning alerts for the roads you drive. For every other motorway and A-road, see live UK traffic now.

❓ A21 Traffic — Frequently Asked Questions

Is the A21 closed today?

Any A21 closure appears in the live feed above within minutes of National Highways reporting it, including tonight's overnight roadworks closures.

Is there traffic on the A21 today?

The live feed above shows every incident, delay, roadwork and overnight closure on the A21, updated every 5 minutes, 24 hours a day, from National Highways.

Is there an incident on the A21 right now?

Every live incident on the A21 — police incidents, obstructions, breakdowns, debris, collisions and closures — appears in the live feed above within minutes of National Highways reporting it, updated every 5 minutes, 24 hours a day.

What is the worst time to use the A21?

The A21 is typically busiest during morning rush hour (07:00–09:00) and evening rush hour (17:00–19:00) on weekdays.

Are there roadworks on the A21 right now?

Roadworks and overnight closures on the A21 are listed above and at /traffic/a21/roadworks/, taken from the National Highways daily closure report.

What roads connect to the A21?

The A21 connects to: M25, A26, A28.

Where can I get A21 traffic news and updates?

Right here. This A21 traffic news page shows A21 traffic now: every live incident, delay, closure and roadworks National Highways report, updated every 5 minutes, 24 hours a day, with tonight's planned closures, junction-by-junction status and a live map. For A21 traffic updates sent to you, sign up on this page for the free daily road summary or Early Warning alerts for the roads you drive.

Is there an accident on the A21 northbound or southbound today?

Each side has its own live page: the A21 northbound and the A21 southbound each list every accident, breakdown, closure and roadworks on that carriageway, updated every 5 minutes, 24 hours a day, from National Highways. The panel at the top of this page shows both sides at a glance.

📊 A21 Status Summary

0
Active incidents
0
Severe/serious
0
Roadworks
12:56
Last updated
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ℹ️ A21 Road Details

Length
65 miles
From
Sevenoaks (M25 J5)
To
Hastings
Type
A-road
AM Rush
07:00–09:00
PM Rush
17:00–19:00

📍 Key A21 Locations

Sevenoaks Tonbridge Hurst Green Hastings

🔗 Roads Connecting to the A21

M25 M25 trafficM25 London Orbital Motorway Live → A26 A26 trafficA26 Road Live → A28 A28 trafficA28 Road Live →

🛣️ A21 Services & Motorway Stops

No services directly on the A21. Browse all services →

🔗 Related Tools

🛣️My Commute — save your route NEW 🚧A21 Roadworks View → 🕵️Was I Affected? Check → 🔄Route Checker Plan → 📋Incident Archive Browse → 🗺️Live Map View →

📱 Follow A21 traffic updates

Daily A21 incidents, posted across all four channels.

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Junction

DfT STATS19 police collision records

0
Collisions
0
Fatal
0
Serious
0
Slight
🔍 Full blackspot map →
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🚛 Car recovery along the A21

Broken down on the A21? Send one free request and local firms are told.

On a motorway? If you can, get onto the hard shoulder or into an emergency area, leave by the left-hand doors and wait behind the barrier. Stuck in a live lane: stay in the car with your seatbelt on and hazard lights on, and call 999.

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