Archaeological sites · South East England
Bastion 1 Hilsea Lines
In or near Portsmouth.
Bastion 1 Hilsea Lines — a archaeological in england-south-east, United Kingdom.

Colin Babb — CC BY-SA 2.0 via Wikimedia Commons licence
Plan your visit
- Typical visit
- 45 min–1.5 h
- Nearest railway station
- Cosham · 0.9 km
- Free entry
- Dog-friendly
About
Bastion 1 Hilsea Lines is a archaeological located in england-south-east, United Kingdom. Sourced from OpenStreetMap (ODbL licence); see local listings for visitor information, opening hours and admission details.
Photo gallery
Protected designations
- Site of Special Scientific Interest: Portsmouth Harbour SSSI
- Ramsar wetland: Portsmouth Harbour
Designations sourced from Natural England open data under OGL v3.
Place summary
Bastion 1 Hilsea Lines is an archaeological site located in South-East England. It is part of the Hilsea Lines, a series of fortifications built in the 19th century. The site provides insight into military architecture and local history.
AI-generated from the structured facts on this page (operator, designation, listing, era). Not a substitute for visiting.
- Coordinates
- 50.8352, -1.0749
- District
- Portsmouth
- Parish
- Portsmouth, unparished area
- Postcode
- PO2 9RP
- Parliamentary constituency
- Portsmouth North
- Nearest railway station
- Cosham — 0.9 km
Sources
- osm: node/269467660 (ODbL)
Other places nearby

Bastion 1 Hilsea Lines
Archaeological sites · 0.0 km
Hilsea Lido
Lidos & outdoor pools · 0.2 km

Bastion 3, Hilsea Lines
Archaeological sites · 0.7 km

Pot Boilers
Archaeological sites · 0.7 km

Portsmouth Millenium Tri-Sail
Public art & sculpture · 0.8 km

Hilsea
Villages · 0.8 km

Bastion 4, Hilsea Lines
Archaeological sites · 0.9 km

Alexandra Park
Parks · 1.1 km

Horsea Island
Islands · 1.2 km

Bastion 5, Hilsea Lines
Archaeological sites · 1.3 km

Hilsea Lines and Ramparts
Historic houses · 1.5 km

WW1 Remembrance Centre
Museums · 1.6 km
Nearby
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Bastion 1 Hilsea Lines
Bastion 1 Hilsea Lines — archaeological in england south east.
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📷 5Frequently asked questions
- Where is Bastion 1 Hilsea Lines?
- Bastion 1 Hilsea Lines is in South-East England, United Kingdom (postcode PO2 9RP), in the parish of Portsmouth, unparished area.
- What is Bastion 1 Hilsea Lines?
- Bastion 1 Hilsea Lines — a archaeological in england-south-east, United Kingdom.
- How do I get to Bastion 1 Hilsea Lines?
- The nearest railway station is Cosham, about 0.9 km away. Drivers can use postcode PO2 9RP.
- Is Bastion 1 Hilsea Lines a protected site?
- Yes — Bastion 1 Hilsea Lines is part of the Portsmouth Harbour SSSI Site of Special Scientific Interest and the Portsmouth Harbour Ramsar wetland.
- Is Bastion 1 Hilsea Lines free to visit?
- Yes, Bastion 1 Hilsea Lines is free to enter.
- How do I get to Bastion 1 Hilsea Lines?
- The nearest railway station is Cosham, about 0.9 km away. Drivers can navigate to postcode PO2 9RP.