Flat Lake Campground

Army Corps Of Engineers

Write a Review

Flat Lake Rd. Nashua, MT 59248 406-526-3493 Official Website

GPS: 48.018, -106.3693

Add Photos View 11 Photos

Overview
Q&A
Cell Service
Reviews (5)
Amenities

Overview of Flat Lake Campground

Accessibility is not guaranteed, always scout ahead before driving down dirt roads.
Learn more: Boondocking 101

Last Price Paid: $0

Reported by 3 cats on 5/7/2023

Longest RV Reported: 40 feet (Class A)

Reported by Guy on 5/30/2022

Elevation 2,230 ft / 679 m

Tent Camping Yes

View Map

Signup for Roadpass Pro to get premium access to all of these great road travel apps.

Unlock pro campendium features

Ad Free Experience

Cell Service Overlays & Reports

Public Land Map Overlays

Trail Maps

Filter by Elevation

Join Roadpass Pro

GPS: 48.018, -106.3693 View on Google Maps

Q&A - Ask the Community about Flat Lake Campground

To ask questions of the owner or manager please contact the campground directly. 406-526-3493

Ask a Question

Campendium users haven't asked any questions about Flat Lake Campground

Write a Review Write a Note Share a Video Submit a Blog Post

Reviews of Flat Lake Campground 5 people have reviewed this location.

Ratings Summary


	Overall Rating

	Access

	Location

	Cleanliness

	Site Quality

	Noise

Cell Phone Coverage

Verizon 4G/5G

Confirmed by 3 Users

Last reported 5/7/2023

AT&T 4G

Confirmed by 2 Users

Last reported 5/30/2022

T-Mobile 4G

Confirmed by 2 Users

Last reported 5/30/2022

Filter by

Sort by

“Not a Sole in sight!”

Reviewed 5/7/2023

Nightly rate:	FREE!
RV Length:	21' (Class C)

Overall Rating

Nobody around. Flat spot up on a bluff over the lake. Fire ring here but I’m not burning. Very quiet

	Access
	Location
	Cleanliness
	Site Quality
	Noise

Verizon 4G

Helpful 0

This review is the opinion of a Campendium member and not of Campendium.com

“Beautiful, uncrowded, quiet”

Reviewed 5/30/2022

Nightly rate:	FREE!
Days stayed:	3
Site Number:	N/a
RV Length:	40' (Class A)

Overall Rating

Beautiful spot. we traveled from Medora (Theodore Roosevelt NP) going to Hvre on ur way to Canada.
Beautiful and quiet. We were the only ones there except a couple oof fishermen that came in for the days.
A few picnic tables an two vault toilets, but if you are in to dry camping- boondocking, you’ll love this place.

	Access
	Location
	Cleanliness
	Site Quality
	Noise

AT&T 4G

Verizon 5G

T-Mobile 4G

Guy would stay here again

Helpful 0

This review is the opinion of a Campendium member and not of Campendium.com

Lindee

Concrete, WA

8 reviews

“Amazing Views ”

Reviewed 6/26/2020

Nightly rate:	FREE!
Days stayed:	1
Site Number:	0
RV Length:	25' (Travel Trailer)

Overall Rating

Loved this dry camping area. Can trek down to the pebble beach. Didn’t want to leave. Will be back.

	Access
	Location
	Cleanliness
	Site Quality
	Noise

T-Mobile 4G

Lindee would stay here again

Helpful 0

This review is the opinion of a Campendium member and not of Campendium.com

Craig

6 reviews

“Incredible Views and Quiet”

Reviewed 8/15/2018

Nightly rate:	FREE!
Days stayed:	2

Overall Rating

We stayed here for two nights in August and really enjoyed it. There are only a few spots to camp with picnic table and fire pits. The spaces are fairly large and we were able to put our 24' trailer horizontal to the lake for incredible views. During our stay there was a heat wave in the area so unfortunately, we did not have electr... more

	Access
	Location
	Cleanliness
	Site Quality
	Noise

Verizon 4G

Craig would stay here again

Helpful 0

This review is the opinion of a Campendium member and not of Campendium.com

thewickedstone

17 reviews

Reviewed 11/10/2016

Nightly rate:	FREE!
Days stayed:	4
RV Length:	24'

Overall Rating

great spot right on the lake. swimming, fire pits, fishing, boat ramp. incredible views and free. there seemed to be a lot of traffic because of the boat ramp. general store is just a couple miles up the road. was here in mid august and the weather was beautiful.

	Access
	Location
	Cleanliness
	Site Quality
	Noise

AT&T 4G

Helpful 0

This review is the opinion of a Campendium member and not of Campendium.com

Write a Review Write a Note Share a Video Submit a Blog Post

Amenities

Hookups

dry camping

Recreation

boat ramp
fishing
picnic area
water access

Facilities

water available

Pets

pets

Campendium Admin

Edit Photos Admin

ID:

3030

Added by:

Added on:

2013-10-04 23:41:01 -0700

Updated by:

fooster@gmail.com

Updated on:

2024-05-13 12:16:44 -0700

Verified:

false

Change History:

Guy

2022-05-30 19:40:57 -0700

lead_photo_url_cache => ["https://campcdn.com/photos/3/0/3030/164393/large/flat-lake.jpeg?v=1534394657", "https://campcdn.com/photos/3/0/3030/164393/large/flat-lake.jpeg?v=1633825667"]
avg_tmobile4g_signal => [3, 4]
computed_rating => [15, 20]
sq_lead_photo_urls => [[], ["https://campcdn.com/photos/3/0/3030/164393/sq/flat-lake.jpeg?v=1633825667", "https://campcdn.com/photos/3/0/3030/164394/sq/flat-lake.jpeg?v=1633825667", "https://campcdn.com/photos/3/0/3030/235250/sq/flat-lake.jpeg?v=1633857775", "https://campcdn.com/photos/3/0/3030/235251/sq/flat-lake.jpeg?v=1633857775", "https://campcdn.com/photos/3/0/3030/235252/sq/flat-lake.jpeg?v=1633857776", "https://campcdn.com/photos/3/0/3030/235253/sq/flat-lake.jpeg?v=1633857776"]]
published_photo_count => [0, 7]
avg_verizon5g_signal => [nil, 4]

Ching

2022-08-29 16:30:07 -0700

display_name => ["Flat Lake", "Flat Lake Campground"]
website => [nil, ""]
email => [nil, ""]
phone2 => [nil, ""]
address_line2 => [nil, ""]
description => ["Accessibility is not guaranteed, always scout ahead before driving down dirt roads.\nLearn more: [Boondocking 101](https://www.campendium.com/camping/boondocking-101/)", "Accessibility is not guaranteed, always scout ahead before driving down dirt roads.\r\nLearn more: [Boondocking 101](https://www.campendium.com/camping/boondocking-101/)"]
dump_station_price => [nil, ""]
getting_there => [nil, ""]
pet_restrictions => [nil, ""]
open_seasonally_text => [nil, ""]
phone_reservation => [nil, ""]
ohv_area => [nil, false]
horse_corral => [nil, false]
casino => [nil, false]
host_rule_1 => [nil, ""]
host_rule_2 => [nil, ""]
host_rule_3 => [nil, ""]
host_rule_4 => [nil, ""]
host_rule_5 => [nil, ""]
check_in_time => [nil, ""]
check_out_time => [nil, ""]

Ching

2022-08-29 16:30:08 -0700

published_photo_count => [7, 10]

Ching

2022-08-29 16:39:30 -0700

longitude => [-106.372, -106.36930597875619]
latitude => [48.017, 48.018007053000225]
website => ["", "https://corpslakes.erdc.dren.mil/visitors/projects.cfm?Id=G606230"]
phone1 => ["406.526.3493", "406-526-3493"]
address_line1 => ["Unnamed Road", "Flat Lake Rd."]
pets => [false, true]
rate_low => [nil, 0]
water_access => [false, true]
fishing => [false, true]
boat_ramp => [false, true]
picnic_area => [false, true]
tents => ["unknown", "yes"]
price_cache => [nil, 0]

Cat

2023-05-07 17:27:41 -0700

computed_rating => [20, 25]

Flat Lake Campground

Army Corps Of Engineers

Overview of Flat Lake Campground

Last Price Paid: $0

Longest RV Reported: 40 feet (Class A)

Unlock pro campendium features

Q&A - Ask the Community about Flat Lake Campground

To ask questions of the owner or manager please contact the campground directly. 406-526-3493

Reviews of Flat Lake Campground 5 people have reviewed this location.

Ratings Summary

Cell Phone Coverage

3 cats

“Not a Sole in sight!”

Guy

“Beautiful, uncrowded, quiet”

Lindee

“Amazing Views ”

Craig

“Incredible Views and Quiet”

thewickedstone

Amenities

Hookups

Recreation

Facilities

Pets

Nearby

Downstream Campground

Downstream Campground RV Dump Station

Roundhouse Point Campground

Floodplain Campground

Old Fort Peck Campground

Fort Peck Marina

West End Campground

Admin Tools

Share your experience