Unincorporated Washoe County, Nevada Reno, Sparks & the Truckee Meadows

Barndominium Builders in Spanish Springs, Nevada

Spanish Springs is one of the few places in the metro where a shop, a house and room for horses still fit on one parcel. The valley runs north from Sparks along Pyramid Highway, with a suburban core near the highway and larger equestrian lots spreading north and east. Much of that land is unincorporated, so the permit comes from Washoe County rather than a city, although the county plan puts over half of the planning area inside Sparks, so the line matters. We plan barndominium projects for Spanish Springs parcels, set out the building package and prepare the permit set; the construction itself is performed by contractors licensed by the Nevada State Contractors Board. On the county side, plans are reviewed under the 2024 codes with the Northern Nevada Amendments. The practical questions are about the ground: whether sewer reaches the lot, how the septic and well will be permitted, and how the valley's groundwater concerns affect that. Metal building homes and steel homes suit these lots well, since a large clear-span shop is often the point of buying here. Before you compare barndominium contractors, start the survey with your parcel and we will confirm the jurisdiction, zoning and site path.

Spanish Springs at a glance

Unincorporated, permitted by: Washoe County
Building permit: County (unincorporated land)
Local facts on this page: 5, each linked to its source

Tell us about your land

Before you build in Spanish Springs

The local answers that shape a build here, each taken from the office or document that publishes it. Rules change, so they are confirmed again against your parcel before drawing.

County-issued permitWho issues the permit

Washoe County Building Program (Community Services Department)

Spanish Springs is unincorporated Washoe County, so the county's building program issues permits for parcels outside the City of Sparks. Washoe County adopted the 2024 codes effective 1 July 2025, and since 1 January 2026 every new submittal must meet them. Annexed parcels go to Sparks instead.

Source: Adopted Building Codes - Washoe County (washoecounty.gov)

Parcel sizes in the valley: Washoe County's Envision Washoe 2040 master plan describes Spanish Springs as a suburban core along Pyramid Highway with densities up to three homes per acre, a transition to one- to five-acre parcels to the north and east, and rural land beyond with larger parcels, agriculture and an equestrian trail system.
Sewer and density limits: The same plan says sewer service is currently limited in the Spanish Springs planning area, and that land outside the Truckee Meadows Service Area is designated Rural, capping future development at one home per five acres.
Nitrate in valley groundwater: Envision Washoe 2040 includes a policy to keep working with the Great Basin Water Company and TMWA on septic-to-sewer conversions in areas with water quality issues and nitrate contamination in Spanish Springs Valley.
County design criteria: Washoe County's design criteria page lists a 120 mph design wind speed, seismic design category D2, a 24-inch frost line and an ice barrier underlayment above 5,300 ft. Ground snow loads come from Table 1608.2.1 of the Northern Nevada amendments, with separate columns west and east of US 395.
Septic test trench first: Northern Nevada Public Health requires a test trench inspection as the first step for a new residential septic system; staff check for limiting layers and decide whether percolation tests are needed, and the resulting report becomes part of the property's permanent record.

Building on land near Spanish Springs

Land near Spanish Springs splits three ways: small suburban lots near the highway, one- to five-acre horse parcels farther out, and rural ground where the county caps new homes at one per five acres. Check first whether the parcel has been annexed into Sparks. Then ask the seller for any existing test trench report, well log or septic record, since Northern Nevada Public Health keeps these on file. Find out how far away sewer is, because the valley's nitrate problem has pushed policy toward sewer conversion. Floodplains, wetlands and steep western slopes also trim buildable area on some parcels.

The area this page covers

Map of Spanish Springs, Nevada: the area this page covers, not an office location.

Reno, Sparks & the Truckee Meadows

Barndominium services in Spanish Springs

Kits, custom plans and turnkey projects. The parcel decides the budget more than the floor area does, so estimates are worked out against your land rather than a rate card.

Custom Plans

Custom barndominium floor plans for Nevada parcels, drawn around your land's sun, snow and septic, with structural sheets sealed where the county requires.

Barndominium Kits

Barndominium kits for Nevada land: steel or post-frame shell packages drawn to the snow, wind and seismic values your own county publishes.

Turnkey Builds

Turnkey barndominium builds in Nevada: one plan from bare land to keys, with the construction carried out by Nevada-licensed contractors.

See every service

Have land in or near Spanish Springs? Tell us about the parcel and what you want on it, and we will check it against the local rules before anything is drawn.

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Building in Spanish Springs: questions

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How much does it cost to build a barndominium in Spanish Springs?

On acreage here the site work is a large share: a well, a septic system sized from the test trench, power and a driveway can outweigh changes to the floor plan. We do not publish our own prices. The barndominium cost guide sets out sourced ranges, and the survey is where we match a plan to your lot.

Do I need a building permit for a barndominium in Spanish Springs?

Yes. On unincorporated parcels the Washoe County Building Program issues it under the 2024 codes, with Northern Nevada Public Health reviewing any septic or well. If the parcel was annexed, the Sparks page applies instead. Our permitting service assembles the set.

Are barndominium kits a good fit for horse property near Spanish Springs?

They often are, because a clear-span frame gives room for stalls, a tack room and equipment beside the living space. The package still has to meet the county's wind, seismic and snow criteria for the site. See barndominium kits and post-frame homes.

Can I use a septic system for metal homes in Spanish Springs?

Where sewer is not available, usually yes, after the test trench and a septic permit issued alongside the building permit. Expect questions about groundwater, since the county has flagged nitrate in the valley. Our metal homes and site preparation services cover that work.

Keep reading

What usually comes next once you know what Spanish Springs allows.

Barndominium Cost Guide

Sourced per-square-foot ranges by tier and size, and what moves the number on your land.

Read it

Is a Barndominium Legal in Nevada?

Zoning, water, septic and who inspects, before you buy the land.

Read it

How Long Does It Take?

From parcel to move-in, and which steps set the clock.

Read it

Sources for this page

The published pages behind the Spanish Springs facts above. Rules change, so check the current version with the office before you rely on it.

Barndominium builders near Spanish Springs

Nearby places we also cover. Across a city limit or a county line the permit office, zoning, water and septic rules can change, so each has its own page.

Sparks

Washoe County, Nevada

Reno

Washoe County, Nevada

Washoe County

Washoe County, Nevada

Fernley

Lyon County, Nevada

Building in Spanish Springs?

Start with the survey. Tell us where the land is and what you want on it, and we will come back with which office permits it, what it will allow, and a plan to fit.

Start the survey