LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+1.3%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+1.3%|Austin · TXMedian List$290K-3.5%|Baltimore · MDMedian List$265K+1.1%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$875K+6.1%|Charlotte · NCMedian List$402K+1.2%|Chicago · ILMedian List$410K+7.8%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.7%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$412K+3.4%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$618K+5.0%|Detroit · MIMedian List$321K-2.7%|Duval County · FLMedian List$312K-1.4%|El Paso · TXMedian List$301K+11.1%|Fort Worth · TXMedian List$330K-1.5%|Franklin County · OHMedian List$301K+0.1%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$325K-2.3%|Indianapolis · INMedian List$250K+2.7%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$312K-1.4%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$310K+3.1%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$450K+1.1%|Los Angeles · CAMedian List$1M-1.7%|Louisville · KYMedian List$280K+1.8%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$209K+4.7%|Mesa · AZMedian List$490K-0.9%|Milwaukee · WIMedian List$245K+2.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$495K+3.1%|New York · NYMedian List$885K+8.7%|Oklahoma City · OKMedian List$275K-0.4%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$279K+4.6%|Phoenix · AZMedian List$452K+0.5%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$518K-2.2%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$257K-2.9%|San Diego · CAMedian List$910K+1.1%|San Francisco · CAMedian List$1.6M+14.9%|San Jose · CAMedian List$1.6M-5.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$844K+1.2%|Shelby County · TNMedian List$250K-2.8%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 83251 sells for about $327,200, or $165 per square foot.

Homes take about 30 days to sell. HUD's fair market rent for a two-bedroom is $754 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 83251 — Mackay

Custer County →refreshed Oct 16, 2026next refresh Nov 15, 2026
Market mood · neutral

The housing market in 83251 is characterized by low transaction volume and a high vacancy rate, typical of a remote rural area. Prices have remained relatively stable, and the market is driven by local demand rather than speculative investment. Note that specific metrics like active inventory and price cuts are limited due to the small size of the market.

Who this ZIP fits

This ZIP is best suited for retirees, outdoor enthusiasts, and those seeking a remote, rural lifestyle, as it lacks the infrastructure and employment density for typical commuters or urban-focused buyers.

Parent geography
Mackay · no city intel reportCuster County →Idaho state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 2,911.5 km²Water area · 7.7 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$327,200
Corroborated · 1 anchor · 0% off nearest
Days on market
30 days
Active listings
6
Sale-to-list ratio
98%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
80
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
50
Growth/100

Median prices moved sideways 0.0% year over year.

93
Liquidity/100

Homes spend a median of 30 days on market with 1.0 months of supply — a fast-moving market.

84
Momentum/100

0% of listings have cut prices · homes sell at 98% of asking — demand is running ahead of supply.

91
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 2.5% · poverty 10.0% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

20202024202520272029$300,000$320,000$340,000$360,000$380,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 2.1%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2020-2024 5-year estimates
Population base
1,100

ZCTA 83251, Custer County ID

Area context
Schools & education

Schools serving the area are primarily rural district schools with limited comparative data available.

Environmental & hazard

The area is subject to standard rural Idaho wildfire risks and seasonal weather impacts; insurance availability is typical for remote mountainous regions.

Growth & development

Economic momentum is driven by local agriculture, outdoor recreation, and small-scale tourism with limited large-scale industrial development.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Idaho) — Homestead Property Tax Exemption: Exempts the lesser of $125,000 or 50% of the market value for assessment purposes from property taxation. Formula: Exemption = min($125,000, 0.50 * Market Value).

Transportation & commute

Commuting is primarily local within the Mackay area; travel to larger employment hubs like Idaho Falls requires significant drive time.

Recreation & amenities

The area offers extensive access to the Lost River Range, hiking, fishing, and outdoor activities, with limited commercial shopping within the immediate vicinity.

Rental market

The rental market is characterized by low inventory and high vacancy rates due to the prevalence of seasonal or secondary homes.

Economy & employers

The local economy is anchored by agriculture, ranching, and tourism related to the surrounding national forests and mountain ranges.

Development pipeline

There are no major large-scale commercial or residential developments currently reported for this rural ZIP code.

County appraisal district

Custer County Assessor manages property valuations based on annual market analysis and state-mandated assessment cycles.

Special districts

Parcels are served by local school districts and rural fire protection districts.

Insurance & hazard market

Property insurance premiums are influenced by wildfire risk factors common to the high-desert and mountainous terrain of central Idaho.

Discovery profileACS 2020-2024 5-year estimates
Census profile · ZCTA 83251, Custer County ID
Population
1,100
Median age
53.2 yrs
Owner-occupancy
75%
Median home value
$327,200
Median gross rent
$754
Median household income
$73,482
Median year built
1990
Vacancy rate
44%
Renter share
25%
Owner cost burden
15%
Renter cost burden
20%
Work-from-home share
10%
Mean commute
20 min
Bachelor's or higher
25%
Unemployment
2.5%
Poverty rate
10%
Avg household size
2.3
White
99.5%
Other
0.5%

Data retrieved from Census Bureau ZCTA profiles and local income statistics.

Public schools with an address here · 2

Public schools whose reported address is in this area (NCES). Not attendance boundaries — schools that serve residents may sit outside it. Check the district's address locator for assignment. Source: NCES EDGE public school locations 2023-24.

Mackay Jr/Sr High SchoolHigh
Mackay Elementary SchoolElementaryN/AMackay Joint District 181
School districts
Mackay Joint District 181N/ASmall district serving the Mackay area.
Utilities & services
ElectricLocal CooperativePrimary heating and power source for the region.
Major employers & industries
Local Ranching OperationsAgriculturePrimary local industry.
Amenities & attractions1 retained amenity
Inside this ZIP
Lost River Range
Natural Landmark

Prominent mountain range offering extensive hiking and outdoor recreation.

Sources · 5 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.