Castleford, Idaho

2026 Edition · 10 cards · data as of Oct 30, 2026

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  1. Population

    Growing. Up 7.0% since 2020.

    230

    people, the 164th-largest of Idaho's cities and towns.

    Census Population Estimates, 2025. Rank among Idaho's cities and towns computed by the Almanac. Sources: Census Population Estimates

  2. The workday

    Nearly every job here goes to someone who lives somewhere else.

    98.5%

    of 130 jobs located in Castleford are filled by in-commuters.

    Census LEHD LODES, 2023. Sources: Census LEHD LODES

  3. Rent

    Median rent is up 15% since the 2005–2009 survey, before inflation.

    $857

    a month. Idaho's median is $1,238.

    Census ACS 5-year, 2020-2024 (latest), with earlier 5-year windows. Survey estimates for a place this size carry wide margins of error. Sources: Census ACS 5-year

  4. The seam

    Cross one tract line and median rent jumps $462.

    A $462 gap between neighbors, the sharpest rent edge between adjacent tracts in Twin Falls County.

    • $1,057 Tract 10.02
    • $1,519 Tract 10.01

    Census ACS 5-year, 2020-2024, adjacent tracts compared by the Almanac. Tract estimates carry wide margins of error. Sources: Census ACS 5-year

  5. Room to build

    The median rent sits inside what local wages can carry.

    $850–$1,275

    is the monthly rent range local workforce wages support.

    • $857 median

    Supportable rent computed by the Almanac from 2023 source wage data. Median rent: Census ACS 5-year, 2020-2024. Sources: Computed by the Almanac, Census ACS 5-year

  6. Building

    Most of the housing here is older than 2000.

    • 88% of all homes were built before 2000

    Census ACS 5-year, 2020-2024. Survey estimates for a place this size carry wide margins of error. Sources: Census ACS 5-year

  7. Units needed

    Closing the gap would add 0–1% to the 92 homes here.

    0–1

    is the estimated number of missing housing units, from the lowest to the highest of three estimates.

    Range computed by the Almanac from 2023 jobs and household data, using three demand models: 1% of jobs located here, 1% of renter households, and a rate by town size applied to renters. The low end is the lowest of the three and the high end the highest. It is an estimate, not a count. Sources: Computed by the Almanac

  8. Home value

    A median home costs 87% less than Idaho's.

    $55,900

    median home value in Castleford.

    • $55,900 Castleford
    • $418,600 Idaho
    • $332,700 U.S.

    Census ACS 5-year, 2015-2019. Survey estimates for a place this size carry wide margins of error. Sources: Census ACS 5-year

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