AI-verified clearance data
Parking clearance heights in Portsmouth, New Hampshire
AI-verified clearance heights for 8 parking garages, 5 low-clearance bridges in Portsmouth, New Hampshire. Enter your vehicle height on the interactive map to see what fits.
8 parking garages
0 tunnels
5 low bridges
Parking garages (8)
Wallis Sands Lot
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (500 spaces). 500 spaces. Paid parking. Operator: State of New Hampshire.
Source: OpenStreetMap (surface lot)
State of New Hampshire
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (60 spaces). 60 spaces. Paid parking. Operator: State of New Hampshire.
Source: OpenStreetMap (surface lot)
Worth Lot
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (70 spaces). 70 spaces. Paid parking.
Source: OpenStreetMap (surface lot)
South Mill Pond Lot
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (90 spaces). 90 spaces. Free parking.
Source: OpenStreetMap (surface lot)
Town of Rye
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (100 spaces). 100 spaces. Free parking. Operator: Town of Rye.
Source: OpenStreetMap (surface lot)
Portsmouth (NH 33) Park & Ride
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (50 spaces). 50 spaces. Free parking. Operator: City of Portsmouth.
Source: OpenStreetMap (surface lot)
Odiorne Boat Launch Lot
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (50 spaces). 50 spaces. Paid parking. Operator: State of New Hampshire.
Source: OpenStreetMap (surface lot)
Bridge Street Lot
No limit (uncovered)
Oversized OK
Imported 2026 from OSM as an oversized-vehicle-friendly surface lot: large capacity (60 spaces). 60 spaces. Paid parking.
Source: OpenStreetMap (surface lot)
Tunnels (0)
None indexed in this city yet.
Low-clearance bridges (5)
Low clearance: GREAT WORKS RIVER under HIGH ST
11'0"
GREAT WORKS RIVER
FHWA NBI; under-bridge clearance; built 1964; bridge carries HIGH ST
Source: FHWA National Bridge Inventory
Low clearance: GREAT WORKS RIVER under MADISON ST
14'0"
GREAT WORKS RIVER
FHWA NBI; under-bridge clearance; built 1963; bridge carries MADISON ST
Source: FHWA National Bridge Inventory
Low on-bridge clearance: HWY MAIN ST
13'6"
HWY MAIN ST
FHWA NBI; on-bridge clearance; built 1890
Source: FHWA National Bridge Inventory
Low on-bridge clearance: HWY MAIN ST
14'5"
HWY MAIN ST
FHWA NBI; on-bridge clearance; built 1909
Source: FHWA National Bridge Inventory
Low clearance: TR AMESBURY RIVERWALK under I 495 NB
13'4"
TR AMESBURY RIVERWALK
FHWA NBI; under-bridge clearance; built 2016; bridge carries I 495 NB
Source: FHWA National Bridge Inventory
⚠ Always verify at the sign.
Posted clearances on this page are for planning. The only authoritative number
is the sign at the garage entrance or bridge approach. Clearances can change
due to re-paving, renovations, or weather. If you spot an inaccuracy,
open the map and use the "Report clearance" button.