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    Custer County, ID Land for Sale

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    40 properties
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    Commercial Land with Highway Frontage
    Updated: May 18
    Commercial Land with Highway Frontage

    Highway 93, Challis, ID 83226

    $120,000
    1.00 AC lot
    1 acre of commercial land
    Frontage along Highway 93
    Flat, fully usable parcel
    City utilities and services available
    Located on the west side of Challis
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    Mackay Idaho Development Land
    Updated: Apr 14
    Mackay Idaho Development Land

    Bar Rd, Mackay, ID 83251

    $595,000
    49.60 AC lot
    Large ~49.6‑acre parcel offering a development‑scale opportunity adjacent to Mackay, Idaho.
    Commanding panoramic views of Mt. McCaleb, the Lost River Range, and the Mackay Valley.
    Ideal for residential or recreationally oriented development due to strong topography and natural building benches.
    Convenient access to city services while maintaining privacy and natural character.
    Located in Idaho's outdoor corridor near world‑class recreation (fishing, hunting, hiking, ATV routes).
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    97.5 Acres Near Salmon River
    97.5 Acres Near Salmon River

    504 Lanier Rd, Challis, ID 83226

    $1,500,000
    97.50 AC lot

    Large parcel with water rights and river adjacency in Challis.

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    Riverfront Farm Property
    Riverfront Farm Property

    6258 Bartlett Point Rd, Mackay, ID 83251

    $3,480,000
    5,500 sqft

    Private acreage includes a custom residence, guest cabin, pasture, livestock facilities, and recreational improvements.

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    Recreation Land with River Views
    Recreation Land with River Views

    714 Buckskin Run, Challis, ID 83226

    $220,000
    19.13 AC lot

    Elevated acreage borders BLM land and provides views across the Salmon River valley.

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    Commercial Land with Highway Frontage
    Commercial Land with Highway Frontage

    Highway 93, Challis, ID 83226

    $120,000
    1.00 AC lot

    Flat commercial parcel with Commercial B zoning and city utilities available.

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    Mackay Land by Big Lost
    Mackay Land by Big Lost

    Bartlett Point Rd., Mackay, ID 83251

    $550,000
    12.00 AC lot

    12-acre waterfront land parcel with mature trees and river access.

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    Irrigated Agricultural Farm
    Irrigated Agricultural Farm

    504 Lanier, Challis, ID 83226

    $1,500,000

    Agricultural property with irrigated ground, pasture, dry grazing acreage, and current alfalfa production.

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    Hunting Land with Mountain Views
    Hunting Land with Mountain Views

    Mackay, ID 83251

    $1,375,000
    640.00 AC lot

    Off-grid Idaho acreage offers mountain scenery, camping areas, hiking, and documented hunting benefits.

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    Residential Acreage Build Site
    Residential Acreage Build Site

    5904 W Nef Way, Mackay, ID 83251

    $125,000
    2.64 AC lot

    Build-ready 2.64-acre parcel in Trail Creek with power at the lot line and recorded CC&Rs.

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    Land With Log Garage
    Land With Log Garage

    24999 Highway 93, Challis, ID 83226

    $199,000

    Land parcel with a powered log garage and concrete floor near Challis.

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    Waterfront Land with Creek Frontage
    Waterfront Land with Creek Frontage

    803/805 W College Avenue, Mackay, ID 83251

    $450,000
    4.16 AC lot

    4.16 acres in-town with Kids Creek flowing through, plus a heated shop, barn, and an older manufactured home.

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    Riverfront Recreation Land
    Riverfront Recreation Land

    4200 N, Mackay, ID 83251

    $499,000
    8.60 AC lot

    8.6-acre fully fenced parcel with about 1,000 feet of Big Lost River frontage and shared-driveway access.

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    Waterfront Farm with Pasture
    Waterfront Farm with Pasture

    6139 W Trail Creek Rd, Mackay, ID 83251

    $7,400,000

    Farm property with live water, irrigated pasture, wooded acreage, and equestrian improvements.

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    Agricultural Land with Fenced Pasture
    Agricultural Land with Fenced Pasture

    #6 Homestead Trail, Challis, ID 83226

    $219,000
    14.48 AC lot

    Fenced pasture, private well, and established access road are already in place.

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    Mountain Recreation Land
    Mountain Recreation Land

    4741 Twin Bridges Rd, Mackay, ID 83251

    $525,000
    80.05 AC lot

    Rural acreage with mountain views, a creek, underground power, and horses allowed.

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    Vacant Land
    Vacant Land

    320 Leesburg Ln, Challis, ID 83226

    $37,000

    Residential land & home lots

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    Big Lost Riverfront Land
    Big Lost Riverfront Land

    TBD 90.95 Houston Rd, Mackay, ID 83251

    $1,700,000
    90.95 AC lot

    Fenced acreage along the Big Lost River includes established trees, a small pivot, and deeded water rights.

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    Salmon River Ranch
    Salmon River Ranch

    389 Wrangler Lane, Challis, ID 83226

    $1,900,000
    2,000 sqft

    Ranch property with river frontage, an existing home, grazing land, and potential for additional improvements.

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    Mountain View Homesite Land
    Mountain View Homesite Land

    Valley Creek Rd, Stanley, ID 83278

    $475,000
    2.76 AC lot

    Elevated parcel with power near the southern boundary and mountain views in Idaho’s Sawtooth Basin.

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    Land/Lot
    Land/Lot

    821 S 7th St, Challis, ID 83226

    $43,000

    Residential land & home lots

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    Riverfront Waterfront Land
    Riverfront Waterfront Land

    E Fork Road, Clayton, ID 83227

    $422,900
    7.26 AC lot

    A riverfront parcel with an elevated building area and private sewer service.

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    Buildable Land Near Valley Creek
    Buildable Land Near Valley Creek

    TBD Hwy 21, Stanley, ID 83278

    Contact for pricing
    20.00 AC lot

    Two 20+ acre parcels near Valley Creek available.

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    Land with Panoramic Mountain Views
    Land with Panoramic Mountain Views

    Stanley, ID 83278

    $495,000
    6.19 AC lot

    Rare land parcel with Salmon River and mountain views.

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    Custer County, ID Land Market Trends and Statistics

    Explore 72 land for sale in Custer County, ID, showcased through 40 active listings on our real estate platform. These investment opportunities span a total of 53,342,800 square feet of properties for sale, with an estimated market value of $35,785,200.

    Sale prices for lots in Custer County, ID start at $37,000, averaging $917,569, and reaching up to $7,400,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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