HomeIdahoCuster CountyMackay
Mackay, Idaho: commercial real estate data.
Mackay is a Census city of 602 people across 0.87 square miles of land, in Custer County. Median household income is $43,897, 74.7 percent of occupied homes are owned, and the SBA record carries 1 7(a) approvals to borrowers here worth $10,000 since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Mackay
What Mackay is
- Census place typecity
- Land area0.87 sq mi
- Water area0 sq mi
- Population per square mile of land695 plus or minus 225
- County holding the largest share of its areaCuster County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Mackay
How many people live in Mackay
- Population602 plus or minus 195
- Median age61.7
- Population under 1898 plus or minus 49
- Share under 1816.3 percent plus or minus 6.2
- Population 65 and over218 plus or minus 98
- Share 65 and over36.2 percent plus or minus 11.3
- Households277 plus or minus 88
- Family households160 plus or minus 74
- Share of households that are families57.8 percent plus or minus 19.4
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Mackay
Income and work in Mackay
- Median household income$43,897 plus or minus $35,291
- Per capita income$33,102 plus or minus $11,991
- Civilian labor force155 plus or minus 85
- Employed155 plus or minus 85
- Unemployed0
- Unemployment rate0.0 percent
- Adults 25 and over470 plus or minus 165
- Adults 25 and over with a high school diploma or higher92.1 percent plus or minus 43.4
- Adults 25 and over with a bachelor degree or higher28.5 percent plus or minus 12.5
- Adults 25 and over with a graduate degree6.2 percent plus or minus 7.4
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Mackay
Housing in Mackay
- Housing units375 plus or minus 105
- Occupied units277 plus or minus 88
- Vacant units98 plus or minus 41
- Vacancy rate26.1 percent plus or minus 8.1
- Owner occupied207 plus or minus 71
- Renter occupied70 plus or minus 46
- Ownership rate74.7 percent
- Median owner-occupied home value$279,500 plus or minus $69,271
- Single family units294 plus or minus 91
- Share single family78.4 percent
- Units in buildings of two or more37 plus or minus 46
- Share in buildings of two or more9.9 percent plus or minus 12.1
- Mobile homes44 plus or minus 35
- Median year structure built1976
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Mackay
How Mackay gets to work
- Workers 16 and over who commute141 plus or minus 82
- Commuting under 15 minutes95 plus or minus 61
- Share commuting under 15 minutes67.4 percent plus or minus 17.9
- Commuting 30 minutes or more45 plus or minus 42
- Share commuting 30 minutes or more31.9 percent plus or minus 23.4
- Drove alone95.3 percent
- Carpooled0.0 percent
- Public transport0.0 percent
- Walked0.0 percent
- Worked from home4.7 percent plus or minus 7.6
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Mackay
SBA loans in Mackay (7(a))
- Approvals1
- Gross approval$10,000
- Average approval$10,000
- Median approval$10,000
- Largest approval$10,000
- Jobs supported0
- Jobs per approval0.0
- Loans with a final outcome0
- Paid in full0
- Charged off0
- Median term36 months
- Share on real estate terms of 20 years or more0.0 percent
- Share to franchises0.0 percent
- Distinct lenders1
- Distinct industries by NAICS1
Counted by borrower city: approvals to borrowers whose address is in Mackay, in any county, FY2020 to FY2026. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Mackay
SBA loans in Mackay (504)
- Approvals1
- Gross approval$550,000
- Average approval$550,000
- Median approval$550,000
- Largest approval$550,000
- Jobs supported6
- Loans with a final outcome0
- Charged off0
- Median term300 months
- Distinct CDCs1
Counted by borrower city: approvals to borrowers whose address is in Mackay, in any county, FY2010 to FY2026. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Mackay
Flood risk in Mackay
- NFIP communityCity of Mackay
- NFIP community number160177
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date03/04/88
The City of Mackay participates in the National Flood Insurance Program as community 160177 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Custer County, not Mackay
Custer County context, not Mackay figures
- Establishments in Custer County192
- Covered employment, Custer County1,539
- Average annual pay, Custer County$45,656
- Housing units permitted, Custer County49
Every figure in this section is published for Custer County as a whole and is not a measurement of Mackay.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Mackay questions, answered from the record.
How many people live in Mackay, Idaho?
602, in 277 households. Mackay city covers 0.87 square miles of land, which is 695 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Mackay in?
Custer County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Mackay?
$43,897. The median owner-occupied home is valued at $279,500. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Mackay businesses?
1 7(a) approvals totaling $10,000 since FY2020, across 1 lenders, median approval $10,000, plus 1 504 approvals worth $550,000 since FY2010. These count approvals to borrowers whose address is in Mackay, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Mackay borrowers get paid back?
No rate is published for Mackay. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Mackay in the National Flood Insurance Program?
Yes. Mackay appears in the FEMA Community Status Book as Mackay, city of, community 160177, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Mackay figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Custer County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Mackay.
Is zoning published for Mackay?
No. Nothing on this page presents parcel level zoning.
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