01 What makes it unique
Forest River lists the 2026 Nightfall 20N at 6,368 lb dry, a GVWR of 11,315 lb, a net carrying capacity of 4,947 lb and a tongue weight of 1,115 lb. Its dry weight plus its carrying capacity comes to exactly its GVWR.
It is 26' 5" long and 12' 0" high. Forest River prints its tanks as 102 gal fresh, 32 gal grey, 66 gal black.
Every number on this page was read on 7 Nov 2026 from Forest River’s own 2026 Nightfall floorplan page for the Nightfall 20N, whose heading names the model year 2026.
How the 20N differs from the other seven Nightfall travel trailers. Most distinctive first. How these ranks are worked out.
- Dry weight, 6,368 lb: lightest of eight; next is the 22N (6,758 lb).
- Cargo capacity as a share of GVWR, 43.7%: largest of eight; next is the 22N (40.6%).
- Length, 26 ft 5 in: shortest of eight; next is the 21N (27 ft 3 in).
- Grey tank, 32 gal: smallest of eight; next is the 21N (38 gal).
- Black tank, 66 gal: largest of eight; next are the 22N, 24N and two others (40 gal).
- GVWR, 11,315 lb: second-lowest of eight, between the 21N (11,260 lb) and the 25N (11,370 lb).
- Cargo capacity, 4,947 lb: second-largest of eight, between the 22N (4,617 lb) and the 28N (5,107 lb).
- Tongue weight, 1,115 lb: second-lightest of eight, between the 21N (1,060 lb) and the 25N (1,170 lb).
- Tongue weight as a share of dry weight, 17.5%: shared with the 27N; of eight, five smaller and one larger, nearest the 22N (17.4%) and the 28N (17.9%).
- Exterior height, 12 ft: lowest of eight, level with the 25N and 27N; next is the 21N (12 ft 2 in).
Next to the 22N, the nearest heavier floorplan by dry weight, the 20N is 390 lb lighter by dry weight, has a GVWR 60 lb lower, has 330 lb more cargo capacity, has a tongue weight 60 lb lighter, is 2 ft 1 in shorter, stands 6 in lower, has a grey tank 48 gal smaller and has a black tank 26 gal larger; the two publish the same fresh tank.
02 Full specifications
Dimensions
- Exterior length
- 26' 5"
- Exterior height
- 12' 0"
- Exterior width
- 102"
- Interior height
- Not published by Forest River
Weights
- Dry / unit base weight (UVW)
- 6,368 lb
- GVWR (max loaded)
- 11,315 lb
- Net cargo / payload (CCC)
- 4,947 lb
- Hitch / tongue weight
- 1,115 lb
Capacities
- Fresh water
- 102 gal
- Grey water
- 32 gal
- Black water
- 66 gal
Running gear
- Hitch type
- Bumper pull
- Tire size
- Not published by Forest River
Sleeping & layout
- Sleeps
- Not published by Forest River
- Availability (as printed)
- Forest River files this floorplan “DSO” (Dealer Stock Only): sold from dealer inventory, not orderable from the factory
- Model year (as printed)
- page title "2026 Nightfall 20N - DSO Floorplan - Forest River RV"
- Weight basis (as printed)
- UVW footnote: "*Estimated Average based on standard build optional equipment."
- Maker status (as printed)
- title suffix "- DSO"
- Awning
- 15'
How these published figures sit against the rest of the catalogue: travel trailer tongue weight by size; fresh, grey and black tank sizes; camper trailer size chart.
Drawn to scale
Weight budget
Size, with end view
Holding tanks
Axles, wheels and nose shape are schematic; not a floorplan. Data: dataset.
Towing it
Check your vehicle. Enter the ratings from your owner’s manual and the door-pillar placard.
Compares your figures with this page’s published GVWR (11,315 lb) and the upper loaded tongue estimate (1,697 lb, a rule of thumb). Your vehicle’s placard and the trailer’s own weight label govern.
Loaded range: 10–15% of GVWR on the tongue, a rule of thumb, not a measurement of this unit. No truck ratings or hitch classes (why; NHTSA, DOT HS 809 433).
03 The Nightfall floorplan family
The Nightfall floorplans below were added from Forest River’s 2026 Nightfall floorplan page; every Nightfall floorplan on this site, every model year, is listed on the Nightfall hub.
| Floorplan | Nominal | Sleeps | Notable |
|---|---|---|---|
| Nightfall 20N | 26' 5" | — | Profiled |
| Nightfall 25N | 29' 0" | — | Profiled |
| Nightfall 21N | 27' 3" | — | Profiled |
| Nightfall 27N | 32' 8" | — | Profiled |
The Nightfall floorplans below were added from Forest River’s 2026 Nightfall floorplan page; every Nightfall floorplan on this site, every model year, is listed on the Nightfall hub.
04 Notes on this floorplan
What Forest River does not publish for the Nightfall 20N
Forest River prints no tire size, interior height, sleeping capacity for this model, so none is given. Nothing is filled from a sibling model, a different model year or a dealer listing.
Read the label on the trailer
Federal rules put a load-carrying label inside every RV trailer: its unloaded weight with full propane, its cargo carrying capacity and its GVWR (49 CFR 571.110 and 571.120). Those figures come from the trailer itself and govern the towing decision.
05 How it compares
6,793 lb dry and 11,370 lb GVWR, against this model’s 6,368 lb and 11,315 lb.
06 Loading it for a trip
A full 102-gallon fresh tank is about 847 lb of water (water counts as cargo: 49 CFR 571.120 S10.4.2), 17% of the Nightfall 20N’s 4,947 lb cargo capacity, leaving 4,100 lb. Across 8 Nightfall travel-trailer floorplans the water share runs 17% to 21%, and 5 give up more than this one. Nearest on that share: Nightfall 21N at 17% and Nightfall 22N at 18%. Your own unit’s figure is on the label inside its entry door (49 CFR 571.120 S10.4.3).
07 Where this floorplan sits
Closest sibling: the Nightfall 21N, nearest on the published figures. It differs on 8 of the 8 fields both publish (this plan first): length 26 ft 5 in vs 27 ft 3 in; dry weight 6,368 lb vs 7,013 lb; GVWR 11,315 lb vs 11,260 lb; cargo capacity 4,947 lb vs 4,247 lb; hitch weight 1,115 lb vs 1,060 lb; fresh tank 102 gal vs 87 gal; grey tank 32 gal vs 38 gal; black tank 66 gal vs 38 gal.
| Nightfall travel-trailer plans | This plan | Position, low to high | Range |
|---|---|---|---|
| GVWR (lb) | 11,315 | 2 of 8 | 11,260–13,500 |
| Dry weight (lb) | 6,368 | 1 of 8 | 6,368–9,383 |
| Cargo capacity (lb) | 4,947 | 7 of 8 | 4,072–5,107 |
| Hitch weight (lb) | 1,115 | 2 of 8 | 1,060–1,500 |
| Length | 26 ft 5 in | 1 of 8 | 26 ft 5 in–36 ft 8 in |
| Fresh tank (gal) | 102 | 2–8 of 8 | 87–102 |
| Grey tank (gal) | 32 | 1 of 8 | 32–80 |
| Black tank (gal) | 66 | 8 of 8 | 32–66 |
Either side of it by GVWR: Nightfall 21N is 55 lb lighter (11,260 lb GVWR); Nightfall 25N is 55 lb heavier (11,370 lb GVWR).
| Nearest Nightfall travel-trailer siblings | Length | Sleeps | Dry (lb) | GVWR (lb) | CCC (lb) | Hitch (lb) | Fresh (gal) |
|---|---|---|---|---|---|---|---|
| Nightfall 20N | 26 ft 5 in | — | 6,368 | 11,315 | 4,947 | 1,115 | 102 |
| Nightfall 21N | 27 ft 3 in | — | 7,013 | 11,260 | 4,247 | 1,060 | 87 |
| Nightfall 22N | 28 ft 6 in | — | 6,758 | 11,375 | 4,617 | 1,175 | 102 |
| Nightfall 25N | 29 ft 0 in | — | 6,793 | 11,370 | 4,577 | 1,170 | 102 |
| Nightfall 24N | 30 ft 0 in | — | 7,328 | 11,400 | 4,072 | 1,200 | 102 |
| Nightfall 27N | 32 ft 8 in | — | 7,163 | 11,455 | 4,292 | 1,255 | 102 |
All 14 Nightfall floorplans: Nightfall line hub.
| Other lines, nearest by GVWR | GVWR (lb) | Dry (lb) | Sleeps | Length |
|---|---|---|---|---|
| Nightfall 20N | 11,315 | 6,368 | — | 26 ft 5 in |
| Wolf Pack 26-13.5 | 11,315 | 6,688 | — | 31 ft 9 in |
| Cherokee Wolf Den Black Label 304SRBL | 11,314 | 9,120 | — | 38 ft 11 in |
| Puma 32BHFS | 11,308 | 9,608 | — | 38 ft 9 in |
| Eagle 312BHOK | 11,300 | 9,515 | 8 | 33 ft 7 in |
| Cherokee Timberwolf Black Label 16MLBL | 11,300 | 7,404 | — | 27 ft 9 in |
| Stryker ST 2314 | 11,334 | 7,344 | 6 | 29 ft 4 in |
Against the Nightfall 20N: the Wolf Pack 26-13.5 is 5 ft longer; the Cherokee Wolf Den Black Label 304SRBL is 1 lb lighter and 12 ft longer; the Puma 32BHFS is 7 lb lighter and 12 ft longer.
08 Common questions about the Nightfall 20N
How much does the Nightfall 20N weigh?
6,368 lb dry; 11,315 lb GVWR, the most it may weigh loaded.
How much can the Nightfall 20N carry?
4,947 lb, 44% of its GVWR (median across 1,416 travel trailers here: 23%). A full fresh tank uses 847 lb of it.
What is the tongue weight of the Nightfall 20N?
1,115 lb as published, 18% of the dry weight (median across 2,002 travel trailers here: 12%).
What size tow vehicle does the Nightfall 20N need?
A tow rating of at least 11,315 lb, plus payload for the loaded tongue weight, passengers and cargo.
What are the tank capacities on the Nightfall 20N?
Fresh 102, grey 32, black 66 gallons. Off hookups, the waste tanks fill first.
How long is the Nightfall 20N?
26' 5" overall, tongue or pin box included.
From the figures above.
09 What this page publishes, and what it does not
11 of the 18 fields this catalogue tracks are published for the Nightfall 20N. Not published: interior height, sleeps, slide count, axle count, tire specification, refrigerator, air conditioning.
Sourcing rules: methodology.
10 Manuals & documents
Sources: forestriverinc.com (linked below); the full source note is at the foot of the page.