Bannock County, Idaho

Ranch Fence Installation in Pocatello, Idaho

Pocatello sits at 4,448 feet where the Portneuf River comes through the gap between the Bannock Range and the benches east of town, and that geography settles most of what a fence here has to survive. It is also unusually well documented: the city publishes its frost level, ground snow load and design wind speed openly, and its fence ordinance requires a permit for every fence inside the city with no exemption for height or length. That combination is rare. It means a fence in Pocatello can be specified against the city's own published numbers rather than against a contractor's opinion, and it means the permit conversation starts before the first hole rather than after a complaint.

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Ranch Fence in Pocatello

Inside Pocatello city limits, ranch-style fencing runs into two provisions that surprise people: no fence may be electrified under 15.28.030(B), with no livestock exception, and barbed wire is prohibited except on approved security fences in light industrial, commercial general and industrial zones on a showing of good cause. Split rail, however, is on the 15.28.030(J)(1) acceptable list, so a rail boundary is straightforward in town. The more important point is where the city line falls. Bannock County's planning department exempts fences seven feet high or less from a building permit for unincorporated property, while noting a development permit would still be required — which is a genuinely different process from the city, where 15.28.010 requires a fence permit for every fence with no exemption at all. Two properties a few hundred feet apart can sit under those two regimes, so establishing which one applies is the first question on any acreage job, not an afterthought. County planning: (208) 236-7230.

Permits and height limits

Pocatello requires a permit for every fence, full stop. Municipal Code 15.28.010 states that no person shall erect or construct any fence within the city without a permit issued by the building department beforehand — there is no exemption for short runs, low fences or like-for-like replacement. If a contractor pulls it in their own name, the ordinance still does not relieve the person who hired them of the obligation to confirm one was issued, so it is worth asking to see it. The application is a site plan, and 15.28.020 specifies its contents: owner and fence contractor names, addresses and phone numbers, the project address, a statement of materials, and a diagram showing property lines and site dimensions, the fence location, the length of the fence lines, the height of each section, and where materials change section to section. Heights under 15.28.030 are seven feet maximum citywide, four feet within a designated front setback, four feet in the side setback of a corner lot whose rear lot line abuts the side property line of a lot facing the side street, three feet within the street sight triangle measured forty feet each way from the intersection of two street edges, and three feet within an alley sight triangle ten feet each way. The building official may allow chainlink or similar open fences to four feet in a street sight triangle where they determine it will not be a traffic hazard. No fence may be electrified. The permit fee is set annually by council resolution, so it is a current figure to confirm rather than one to quote from a page. Building Department: 208-234-6158.

Frost depth and footings

The City of Pocatello publishes a frost level of three feet in its design criteria, alongside climate zone 5 and the 2018 IBC and IRC. That figure is published for building construction, and whether the building department applies it to fence post holes specifically rather than to structural footings is a question we put to them at 208-234-6158 for the address rather than assume from a website. What is not in doubt is the direction of the answer: this is a place where the ground freezes deeply enough that the city publishes a number for it, and a post set shallower than the ground actually freezes will be lifted and dropped by successive winters until the fence line goes wavy. That is the failure we see most, and it is the one that cannot be repaired without pulling posts.

What the ground is made of

Pocatello is not one soil, it is three, and which one you have decides how the post hole behaves. The built-up valley floor is mapped by the NRCS as Urban land–Bahem–Broxon complex on 0 to 3 percent slopes. Both named components are silt loam at the surface over a sand substratum, but at very different depths: Bahem stays silt loam to about 124 cm (roughly 49 inches) before hitting a layer that runs about 96 percent sand, while Broxon makes that transition at about 64 cm — roughly 25 inches. A three-foot post hole on Bahem stays in silt the whole way; the same hole on Broxon passes out of silt loam into loose sand partway down, and loose sand sloughs into an open hole instead of holding a clean wall. The benches are Pocatello silt loam, on 1 to 4 and 8 to 12 percent slopes, which the official series description records as very deep and well drained, formed in loess and silty alluvium derived from loess, with only 5 to 15 percent clay in the control section. That augers cleanly and predictably. The steep ground on the east side is Cedarhill–Ririe–Watercanyon complex on 30 to 60 percent slopes, where the constraint is the slope and the access rather than the material. The single most useful thing to know is what this ground is not: with clay running roughly 10 to 16 percent throughout, these are silty, low-clay soils, and nothing here behaves like the expansive clay that drives footing design in other parts of the country. Frost, not soil swell, is the governing problem.

Snow load and drifting

Pocatello publishes a ground snow load of 45 pounds, but for a fence the bigger issue is drift and plow storage rather than the load on open ground. The November 30 to December 2, 2022 storm is the illustration: blowing and drifting snow closed roads and caused accidents around the region while the airport recorded only modest accumulation and a 48 mph gust — the snow that caused the trouble was snow being moved, not snow falling. A solid fence line interrupts that movement and collects it, so a run along a driveway edge or a street frontage can end up carrying far more than 45 pounds of anything. It also decides gate design: a gate that swings outward over ground that will hold a plowed bank all winter is a gate you cannot open in February, which is why swing direction and ground clearance get settled at layout rather than at installation.

Wind and exposure

The city's published design wind speed is 115 mph per three-second gusts, and that is not a theoretical figure here. On December 14, 2021 the National Weather Service recorded a 68 mph gust at Pocatello Regional Airport during a storm that took a large tree onto an occupied car near E Benton St and S 7th Ave, collapsed a barn north of W Chubbuck Rd, blew part of a roof off an apartment building at S Arthur Ave and W Whitman St, and left over 2,300 customers without power on the west side. Fence damage was reported across northern Pocatello in the same event. A six-foot solid privacy panel in that is a sail, and every bit of the load goes into the posts and their footings — which is why post depth and spacing, not panel thickness, are what actually decide whether a fence survives a December here.

HOA and covenants

Most of Pocatello's older core predates covenant-governed development, so in much of the city the ordinance is the only rule in play. Covenants show up in the newer subdivisions on the northern edge and up on the benches, and where they exist they are a private contract recorded against the deed rather than anything the city administers. That distinction matters more here than in most places, because Pocatello's code is unusually permissive about materials while covenants often are not: 15.28.030(J)(1) treats chainlink as generally acceptable citywide, and a subdivision covenant that bans chain link in front yards is perfectly enforceable on top of it. Satisfying the city is not the same as satisfying your association, and the stricter of the two governs in practice. We read the recorded covenants for the specific subdivision before quoting rather than assuming the city's list is the whole answer; recorded documents sit with the Bannock County Recorder.

Housing stock

About 22,510 households across 33.36 square miles, at roughly 1,688 people per square mile in the 2020 count — dense for Idaho, and the density is what drives the fence work. The older core around downtown is narrow lots with detached garages and rear alleys, which is where shared property lines get contested and where the alley sight triangle actually bites. Newer development runs north toward Chubbuck and up onto the benches, on larger lots with longer sightlines, more exposure and far fewer mature trees to break the wind. Owner-occupancy is 64.5 percent against a median owner-occupied value of $271,000, which means most fences here are bought by the person who expects to still own them in a decade, and the questions we get are about service life rather than about getting something up cheaply before a sale.

What the market looks like

This is a working city rather than a resort or a commuter suburb, and the fence market reflects that. Median household income runs $60,418, owner-occupancy is 64.5 percent, and the housing is mostly modest detached homes rather than large-lot estates. Idaho State University puts a substantial rental and student population into the older neighbourhoods near campus, so a meaningful share of enquiries come from landlords wanting durable and low-maintenance rather than decorative. The benches and the northern edge are where the newer, larger-lot houses are, and that is where full privacy fencing and the more expensive materials get specified. Across both, the decisive question is usually service life rather than appearance — people here are buying a fence that has to get through thirty winters, and they ask about post depth unprompted more often than homeowners elsewhere do.

Where these rules come from

Rules change. Confirm what applies at your address with Bannock County or your city before work begins.

What drives fence work here

The December 11–15, 2021 windstorm, which peaked on December 14 with a 68 mph gust measured at Pocatello Regional Airport and produced reported fence damage across northern Pocatello, along with downed trees, a collapsed outbuilding north of W Chubbuck Rd and power loss to over 2,300 customers on the west side.
The November 30 – December 2, 2022 winter storm, which brought blowing and drifting snow, road closures and accidents across the region with a 48 mph gust at the airport — the kind of event that loads and leans solid fence lines without necessarily dropping much snow where it is measured.
Steady replacement demand from an established housing stock: with 64.5 percent owner-occupancy and a median owner-occupied value of $271,000, most work here is replacing fences that have already been through a few decades of freeze-thaw rather than fencing new ground.

Around Pocatello

Idaho State University, on the east side of town where the valley floor gives way to the steep bench soils — the ground changes character across that transition and so does the post hole.
The Portneuf River, gauged by the USGS at Pocatello (site 13075500) at a datum of about 4,421 feet, roughly 27 feet below the 4,448-foot elevation the city gives for the city itself.
Historic Downtown Pocatello, where lots are narrow, alleys are common, and the ordinance's ten-foot alley sight triangle comes into play far more often than it does in newer parts of town.
Ross Park and Zoo Idaho on the south side of the city.
Pocatello Regional Airport, which is the measuring point for the wind gusts the National Weather Service publishes for the city — including the 68 mph gust recorded there on December 14, 2021.

Pocatello · Bannock County · population 58,771. Census Bureau population estimate for July 1, 2025 (V2025). The 2020 Census counted 56,320 and the 2010 Census 54,255, so the city has grown about 3.6 percent since the 2020 estimates base — steady rather than explosive, which is why most fence work here is replacement on established lots rather than first fencing on raw ground.

How a ranch fence behaves here

Ranch fencing on acreage is a different engineering problem from a backyard fence, and the differences all scale with distance. Runs are long and exposed, so wind gets an uninterrupted approach and there is nothing upwind to break it. Snow drifts across open ground and stacks wherever a fence line interrupts it, which means fence placement relative to prevailing drift matters as much as fence specification. Corners and gates carry the tension of everything between them, so bracing is the part that decides whether the fence stays tight. And on rural land the first question is not what to build but which jurisdiction the property is actually under, because that answer changes the rules entirely.

Corner and end bracing failing under accumulated line tension, which is the single most common way a wire ranch fence goes slack across an entire run.
Post heave through repeated freeze-thaw cycles across long runs, where a handful of lifted posts is enough to put the whole line out of tension.
Snow drifting and stacking against a run positioned across the path of prevailing drift, loading the fence and burying the bottom wires.
Wire losing tension across seasonal temperature swings, since steel contracts in cold and stretches in heat over long spans between braces.
Livestock pressure concentrating at specific points — gates, corners, feed areas and any place animals habitually lean — rather than distributing along the line.
Wood rail rot starting at the ground line on posts, and rails working loose in their mortises as the timber dries and shrinks.
Gates dropping out of square across wide farm openings, where span and weight amplify any movement in the hinge post.

Full guide to ranch fence fencing

Other fencing in Pocatello

Wood Fence

In-town backyards where privacy is the whole point, and properties where the fence has to visually match a street of existing wood fence rather than stand out from it.

Chain Link Fence

Dog runs, boundary and containment fencing, corner lots where sight-triangle rules rule out solid panel, and any long run where cost per foot and low upkeep matter more than screening.

Vinyl Fence

Homeowners who want a clean white or tan privacy fence and no maintenance cycle at all, particularly in newer subdivisions where the surrounding street is already vinyl.

Ornamental Iron Fence

Front yards, pool and garden enclosures, and properties where the fence should read as part of the architecture rather than as a barrier — plus corner lots where sight lines have to stay open.

Common questions

Do county rules or city rules apply to my acreage?

That depends on where the property actually sits, and it is worth establishing before design rather than after. Inside Pocatello city limits, Chapter 15.28 of the municipal code governs and a permit is required for every fence. Chubbuck is a separate municipality with its own code. Unincorporated parcels fall under county requirements, which differ from the city's. We have not published verified county figures here because we do not yet have them from a primary source, and repeating an unverified number would be worse than saying so.

What about property on or next to the Fort Hall Reservation?

Land on the Fort Hall Reservation is under Shoshone-Bannock Tribes jurisdiction, with land use administered by tribal authorities rather than by a city or county. The land ownership pattern in that area is genuinely complex, and no website can tell you which authority governs a particular parcel — including this one, and we will not guess. If your property is on or adjoining the reservation, establishing which jurisdiction applies is the first question in the project rather than an afterthought, and it is answered by the relevant authority directly.

Can I run an electric fence?

Not inside Pocatello city limits. Section 15.28.030(B) of the municipal code states plainly that no fence shall be electrified, with no exception for livestock containment. That is a straightforward prohibition and it applies to any fence within the city. Outside city limits the governing rules are different, and that is a question for the jurisdiction the property is actually in.

Can I use barbed wire?

Not residentially inside the city. Section 15.28.030(D) prohibits barbed wire except along the top and bottom of approved security fences in light industrial, commercial general and industrial zones, and even there it requires demonstrating good cause and showing the use will not be a hazard to public safety. If a request is denied, the building official has to give written reasons. None of that is available for a residential lot inside Pocatello.

What fence do I need for horses?

Something visible, without gaps that can trap a hoof, and without sharp edges. Horses run into fences they cannot see and get caught in mesh sized wrong, so no-climb woven wire, smooth high-tensile wire, or post and rail are the usual answers, and barbed wire is a poor choice around horses regardless of what the rules permit. Cattle push and lean, so the specification for cattle is about strength rather than visibility. Sheep and goats get through gaps that hold anything else, so the mesh sizing drives the choice. Tell us the animal and the fence follows from it.

Why do corners cost so much more than straight runs?

Because on a wire fence the corner is the structure. Every foot of line between two corners is tensioned against those assemblies, so a corner is a braced assembly of multiple posts designed to resist that pull, not a single post with a wire wrapped round it. Under-built corners are the most common reason a ranch fence goes slack across an entire run within a few seasons, and it is the failure that is hardest to fix afterwards because the whole line has to come off tension to correct it.

Fencing quotes for Pocatello

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