Field Guides/Marmora and Lake
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RegionMarmora and Lake, Ontario
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Verified2026-05-04

Marmora and Lake.

44.48° N77.68° W23 activities 0 signature5 strong22 named places
Marmora and Lake landscape
01 — Abstract

Marmora and Lake is a 538-square-kilometre central Hastings County municipality on the southern Canadian Shield, formed in 2001 by amalgamation of the Village of Marmora with the Township of Marmora and Lake and reached on Highway 7 midway between Toronto and Ottawa. The village of Marmora sits at the confluence of the Crowe River and Beaver Creek; Crowe Lake spreads four square miles two miles to the northwest.

The Marmoraton Mine viewing platform on Highway 7 looks down on a 850 m × 450 m × 213 m former Bethlehem Steel iron pit (closed 1978) that has filled naturally with turquoise water — pit access and swimming are not permitted, but the public lookout opens onto the most distinctive landscape in the township. Crowe Valley Conservation Authority, headquartered in Marmora since 1958, manages four conservation areas across the Crowe River corridor — Crowe Bridge (weir-dam river swimming and accessible trails), Callaghan's Rapids (three trails to limestone river chutes and Trans Canada Trail iron bridges), The Gut, and McGeachie.

The Hastings Heritage Trail's 156-kilometre Eastern Ontario Trails Alliance corridor passes through the village on its way south from Lake St. Peter to Glen Ross.

02 — Conditions

Today's read.

Air Quality
5
aqhi · moderate
UV Index
0.0
scale 0–11
Humidity
92%
relative
Wind
7 km/h
North
Temp
+17°
H 26° · L 15°
Sun
05:32 / 20:58
15h 26m daylight
A+
GOOD DAY TO BE OUTSIDE

Real-time conditions updated; AI field notes unavailable.

9-day high · 15° → 26°
03 — Claims

On the record.

Every claim sourced. Click through to the original.

  1. 01Marmora and Lake is a 538.24-square-kilometre Hastings County municipality with a 2021 population of 4,267, formed January 1, 2001 by the amalgamation of the Village of Marmora with the Township of Marmora and Lake; its four named communities are Deloro, Malone, Marmora, and Marmora Station, and the village of Marmora sits on Highway 7 midway between Toronto and Ottawa.Source ↗
  2. 02The former Marmoraton (Marmora) Mine — operated by Bethlehem Steel from 1952 to 1978 — is an open iron-ore pit roughly 850 metres long, 450 metres wide, and 213 metres deep, on Highway 7 north of the village; the pit has filled naturally with turquoise water and is viewable from a public lookout, though swimming and pit access are not permitted.Source ↗
  3. 03The Crowe Valley Conservation Authority, headquartered in Marmora since 1958, manages 1,300 acres across four main conservation areas — Callaghan's Rapids, Crowe Bridge, The Gut, and McGeachie — in partnership with the Ontario Ministry of Natural Resources and ten member municipalities.Source ↗
  4. 04Crowe Lake straddles Peterborough and Hastings counties about two miles northwest of the village of Marmora, with a surface area of roughly four square miles; the Crowe River is both the primary inflow and outflow, and the lake's name comes from the Crowe Anishinaabe First Nation that lived along the shore.Source ↗
  5. 05Crowe Lake and the Crowe River through Marmora and Rawdon townships sit within Fisheries Management Zone 17; Crowe Lake / Crowe River carry a walleye-season exception (January 1 to March 1 and 2nd Saturday in May to December 31, S-4 / C-1, no fish in the 37–55 cm protected slot) on top of FMZ 17 zone-wide rules.Source ↗
  6. 06The Hastings Heritage Trail — a 156 km four-season multi-use rail-trail managed by the Eastern Ontario Trails Alliance — runs south from Lake St. Peter through Madoc and Marmora to Glen Ross (Quinte West), and the Marmora Mine viewing area is a featured stop on EOTA's Tweed–Bancroft route.Source ↗
04b — Also available

18. more outings
surveyed.

Activities supported across Marmora and Lake without a featured write-up.

  • 01

    Trail Running

    Hastings Heritage Trail
  • 02

    Walking & Strolling

    Memorial Park
  • 03

    Camping

    frontcountry · glamping
  • 04

    Horseback Riding

    trail-riding
  • 05

    Nature & Discovery

    birding · nature-interpretation
  • 06

    Cycling

    rail-trail
  • 07

    Mountain Biking

    Available
  • 08

    Paddling — Whitewater

    Callaghan's Rapids on the Crowe River (riffles and small in-river drops; passive-conservation, not a runnable whitewater route)
  • 09

    Sailing & Boating

    motor-boating
  • 10

    Swimming & Beach

    lake-swim · swimming-holes · beach-day
  • 11

    Cross-Country & Nordic

    classic-xc
  • 12

    Sky Watching

    stargazing
  • 13

    Seasonal Phenomena

    fall-colours
  • 14

    Wildlife Viewing

    Nayler's Common (marsh wildlife)
  • 15

    Motorized Touring

    atv-quad-tour · scenic-drive
  • 16

    Indigenous Experiences

    Treaty 27 / 27¼ (Rideau Purchase, 1819) territorial framing
  • 17

    Food & Drink

    Available
  • 18

    Geology & Discovery

    Marmoraton Mine pit (viewing-only; no on-site collecting)
06 — Map

On the map.

Marmora and Lakeand the local operators we've mapped nearby.

Field Guides (1)Operators (2)