June 2026

This release note provides information about the June 2026 release of OS MasterMap Highways Network.

Source data currency

The following information relates to the currency of the source data used in the creation of this release of OS MasterMap Highways Network:

Data Source	Date
GeoPlace Streets Data	07 May 2026
Improvement Service Streets Data	08 May 2026
OS Road, Path, and Routing Content	08 May 2026

OS MasterMap Highways Network feature counts

Roads’ Feature	Count
AccessRestriction	36 915
FerryLink	103
FerryNode	132
FerryTerminal	132
Hazard	43 737
HighwayDedication	3 638 092
Maintenance	1 330 551
Reinstatement	1 530 434
RestrictionForVehicles	12 312
Road	860 502
RoadLink	8 603 231
RoadNode	7 627 472
RoadJunction	6 896
SpecialDesignation	819 165
Street	1 501 576
Structure	1 410 259
TurnRestriction	1 053 638

Paths’ Feature	Count
ConnectingLink	2 032 368
ConnectingNode	1 883 182
FerryLink	119
FerryNode	206
FerryTerminal	206
HighwayDedication	418 606
Maintenance	210 762
Path	25 540
PathLink	3 429 351
PathNode	4 041 754
Reinstatement	215 914
SpecialDesignation	13 474
Street	264 150

Data issues

Please see the OS MasterMap Highways Network Known Data Issues page for details of live and resolved data issues for the products.

Next release

The next release of OS MasterMap Highways Network is scheduled for July 2026.