Off-grid site report

Niobrara County, WY

42.8106, -104.6368 · 5,296 ft elevation

Read this before you act on anything below. This is my researched starting point for Niobrara County, WY, not legal advice and not a guarantee. Rules change, and the deciding facts on any specific parcel (setbacks, perc results, overlay districts, deed restrictions, road frontage) live at the county or town office, not in any database. Before you buy land or build, confirm the current rules directly with the local zoning and health offices - the sources on this page tell you exactly who to call.

The local rulesNiobrara County, WY

Zoning & raw-land occupancy

Generally allowedNiobrara County has no enforceable zoning ordinance; a county survey states it 'doesn't have any required permits.' A Planning & Zoning Board exists mainly for land splits/subdivisions under the county's Land Use Plan. Towns like Lusk may have separate municipal zoning, not confirmed here. source

Dwellings, tiny homes & RVs

Generally allowedNo county rule was found restricting tiny homes, mobile homes, or RVs in unincorporated Niobrara County; this follows from the county's 'no required permits' stance, though it's not a formal dwelling ordinance. source

Building permits & codes

Generally allowedThe Wyoming County Commissioners Association's survey confirms Niobrara County has no required building permits countywide. Towns within the county may have adopted their own codes, not confirmed. source

Septic & composting toilets

RestrictedWyoming DEQ's Water Quality Division is the direct permitting authority for septic/small wastewater systems in Niobrara County (not a county health office), and a permit to construct is required for installation, repair, or replacement. source

Greywater reuse

Generally allowedNo Niobrara-specific greywater ordinance was found; it appears to fall under Wyoming DEQ's general wastewater permitting framework statewide. source

Rainwater harvesting

Generally allowedNo county or state restriction on residential rainwater collection was found for Niobrara County; this dimension appears to inherit the state's baseline of no explicit prohibition.

Private wells & water rights

RestrictedWells are governed entirely by the state; anyone drilling must file a U.W. 5 Application for Permit to Appropriate Ground Water with the Wyoming State Engineer's Office before construction. Niobrara falls in Water Division 1, and local acreage rules may also apply, so check with the county first. source

Living disconnected from utilities

Generally allowedWith no county building permit requirement, unincorporated Niobrara County imposes no known mandate to connect to electric, gas, or municipal water/sewer; off-grid power setups face no identified county barrier. Towns may differ, not confirmed. source

Open the full county page with sources →

Sun30-year normals

Peak-sun hours, annual average: 5.5 hrs/day
Worst month (sizes an off-grid array): 3.7 hrs/day
Yearly output per 1 kW of panels: 1,588 kWh

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Weather1991-2020

Precipitation: 16 in/yr
Snowfall: 56 in/yr
Heating degree days: 7,835 (severe)
Frost-free season: May 24 to Sep 21

How far help isstraight-line

Hospital Niobrara County Memorial Hospital: 10.5 mi
Fire station: none within range
Hardware store: none within range
Grocery Decker's Market: 10.0 mi

From OpenStreetMap. Road miles will be longer, often much longer in hill country.

Plan this spot

These open with this location's real numbers already filled in (ZIP 82227).

Size a solar system Heat loss & insulation Firewood per winter Rainwater harvest Garden size Panel tilt

Sources: US Census Bureau geocoder; NLR PVWatts v8 (solar); NOAA NCEI 1991-2020 climate normals (nearest station) or Open-Meteo (ZIP-centroid) for weather; Open-Elevation; OpenStreetMap contributors. Public data retrieved Aug 22, 2026; agencies update their layers on their own schedules. Planning data, not a survey or legal advice.