August 2026

This release note provides information about the August 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	03 July 2026
Improvement Service Streets Data	03 July 2026
OS Road, Path, and Routing Content	10 July 2026

OS MasterMap Highways Network feature counts

Roads’ Feature	Count
AccessRestriction	37 198
FerryLink	103
FerryNode	132
FerryTerminal	132
Hazard	43 805
HighwayDedication	3 642 806
Maintenance	1 332 662
Reinstatement	1 532 720
RestrictionForVehicles	12 359
Road	861 721
RoadLink	8 630 309
RoadNode	7 653 532
RoadJunction	6 894
SpecialDesignation	824 086
Street	1 503 553
Structure	1 416 493
TurnRestriction	1 054 991

Paths’ Feature	Count
ConnectingLink	2 042 491
ConnectingNode	1 891 584
FerryLink	120
FerryNode	208
FerryTerminal	208
HighwayDedication	419 861
Maintenance	211 202
Path	25 579
PathLink	3 455 889
PathNode	4 070 393
Reinstatement	216 364
SpecialDesignation	13 560
Street	264 764

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 September 2026.