Lemhi County, Idaho: commercial real estate data.
Lemhi County, Idaho has a population of 8,249 across 4,563 square miles, up 5.3 percent since the 2020 census base. County output reached $546.1 m in 2024, 307 establishments operate here, and the SBA record carries 14 7(a) approvals worth $5.8 m.
113 sourced county values · tier FULL · 10 sections
Lemhi County
How many people live in Lemhi County
- Population8,249
- Households3,458
- Average household size2.39
- Median household income$53,202
- Median age53.3
- Median gross rent$754 per month
- Median owner-occupied home value$326,100
- Home value to household income6.1 times
- Annual rent as a share of median income17.0 percent
- Adults 25 and over with a bachelor degree or higher24.1 percent
- Adults 25 and over with a graduate degree8.6 percent
- Adults 25 and over6,139
- Population under 181,399
- Share under 1817.0 percent
- Population 65 and over2,550
- Share 65 and over30.9 percent
- Working age population, 18 to 644,300
- Civilian labor force3,642
- Unemployment rate2.0 percent
- Labor force participation, adults 18 and over53.2 percent
- Rank by population among Idaho counties33rd of 44
- Rank by population among US county-equivalents2633rd
Lemhi County is the 33rd largest of 44 Idaho counties by population. A median home costs 6.1 times median household income, which is a stretched ownership market and usually shows up as rental demand. Residents 65 and over outnumber those under 18, at 30.9 percent against 17.0 percent, which points demand at health care, services and single storey product rather than schools.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Lemhi County
Is Lemhi County growing
- Population change since the 2020 census base5.29 percent
- Census 2020 base population7,975
- Births, 202458
- Deaths, 2024116
- Natural change, 2024-58
- Net domestic migration, 2024-1
- Net international migration, 202411
- Total net migration, 202410
- Cumulative net domestic migration, 2021 to 2024694
- Rank by growth among US county-equivalents493rd
The county has grown 5.29 percent since the 2020 census base. Deaths exceeded births in 2024, so all of the growth came from people moving in. A market held up by migration alone is more sensitive to a change in relative cost than one growing from household formation.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Lemhi County
Where people moving to Lemhi County come from
- Tax returns filed by households arriving295
- People arriving, from those returns553
- Adjusted gross income arriving$30.4 m
- Net adjusted gross income movement$0
- Average income of an arriving household$103,132
- Largest single originLemhi County Non-migrants (3,158 households)
- Largest single destination (3,158 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Lemhi County Non-migrants | 3,158 | 6,136 | $199.7 m |
| Other flows - Different State | 182 | 335 | $22.9 m |
| Other flows - West | 159 | 296 | $21.6 m |
| Other flows - Same State | 91 | 175 | $5.5 m |
| Other flows - Midwest | 23 | 39 | $1.3 m |
| Ada County | 22 | 43 | $2.0 m |
The largest single source of arrivals is Lemhi County Non-migrants, which is the catchment a retail or multifamily study should look at first.
US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Lemhi County
What the Lemhi County economy runs on
- County GDP, 2024$546.1 m
- County GDP, 2023$404.0 m
- GDP change, 2023 to 202435.2 percent
- GDP change over five years102.0 percent
- Rank by GDP among Idaho counties34th
- Rank by GDP among US county-equivalents2352nd
- GDP per resident$66,198
Output grew 35.2 percent in the latest year and 102.0 percent over five, which is the trend line a lender will read behind any single year figure.
US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024.
Lemhi County
Who employs people in Lemhi County
- Covered employment, annual average2,720
- Establishments reporting455
- Average annual pay$49,342
- Average weekly wage$949
- Sector 44-45, employment377
- Sector 44-45, average annual pay$29,579
- Sector 72, employment270
- Sector 72, average annual pay$18,706
- Sector 23, employment207
- Sector 23, average annual pay$53,000
- Sector 71, employment99
- Sector 71, average annual pay$31,671
- Sector 54, employment96
- Sector 31-33, employment90
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Sector 44-45 | 377 | 42 | $29,579 |
| Sector 72 | 270 | 48 | $18,706 |
| Sector 23 | 207 | 58 | $53,000 |
| Sector 71 | 99 | 34 | $31,671 |
| Sector 54 | 96 | 34 | $124,063 |
| Sector 31-33 | 90 | 15 | $43,777 |
| Sector 11 | 73 | 20 | $34,960 |
| Sector 81 | 67 | 18 | $40,174 |
The largest sector is the biggest private employer group at 377 jobs, 13.9 percent of covered employment. Average pay per job sits below median household income, so households here typically need more than one earner.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Lemhi County
What businesses operate in Lemhi County
- Establishments, all industries307
- Employment at those establishments2,090
- Annual payroll$88.4 m
- Establishments per 1,000 residents37.2
These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against.
US Census Bureau, County Business Patterns, 2023.
Lemhi County
What is being built in Lemhi County
- Housing units authorised by permit, 202445
- Declared construction value permitted$10.0 m
- Single family units authorised45
- Multifamily units authorised0
- Multifamily share of units0.0 percent
- Average declared value per unit$221,273
- Units authorised per 1,000 households13.0
Multifamily is 0.0 percent of units authorised, so the pipeline is predominantly for sale product.
US Census Bureau, Building Permits Survey, 2024 annual.
Lemhi County
How much SBA lending happens in Lemhi County
- 7(a) approvals recorded14
- 7(a) gross approval dollars$5.8 m
- Average 7(a) approval$413,664
- Median 7(a) approval$146,500
- 10th percentile approval$15,000
- 90th percentile approval$921,000
- Largest single approval$1,870,600
- Jobs reported supported, 7(a)79
- Jobs per approval5.6
- Distinct 7(a) lenders active8
- Distinct industries receiving approvals13
- Median 7(a) term120 months
- Share of loans on real estate terms, 240 months or longer42.9 percent
- Loans on real estate terms6
- Loans on working capital terms, 120 months or shorter8
- Franchise loans2
- Franchise share of approvals14.3 percent
- Leading industry by approval countAssisted Living Facilities for the Elderly (2)
- Most active lenderZions Bank, A Division of (4)
- 504 approvals recorded8
- 504 gross approval dollars$4.7 m
- Average 504 approval$585,500
- Median 504 approval$493,000
- Distinct CDCs active3
- 504 jobs per approval5.1
- 504 jobs per million dollars approved8.8
- Most active CDCCapital Matrix, Inc. (4)
- 7(a) share of SBA approvals63.6 percent
- Combined SBA approval dollars$10.5 m
The average approval of $413,664 sits well above the median of $146,500, so a small number of large deals is pulling the mean up. The median is the better guide to what a typical borrower here actually gets. 42.9 percent of approvals run on real estate terms of 240 months or more, so this is a market where SBA credit is buying buildings, not just funding operations.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Lemhi County
Do SBA loans in Lemhi County get paid back
- Loans with a final outcome recorded3
- Paid in full3
- Charged off0
- Status: Paid in full3
- Status: Exempt from disclosure10
- Status: Cancelled1
Too few loans have reached a final outcome to publish a charge off rate. only 3 resolved loans, too few to publish a rate. A rate computed on a handful of loans is noise, so none is shown.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Lemhi County
How big is Lemhi County
- Land area4,563 sq mi
- Rank by land area among Idaho counties4th of 44
- Width, east to west98 mi
- Height, north to south101.8 mi
- Geographies sharing a boundary5
- Residents per square mile of land2
- Establishments per square mile0.07
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year. US Census Bureau, County Business Patterns, 2023.
Coverage
What this page does not hold.
Every item below could be filled with a plausible figure. None of them is. On a page a lender may read, a number that cannot be traced is worse than an absence, so the absences are named.
- No NFIP communities are listed for this county in the FEMA Community Status Book.
- Flood zone record counts are not held. The flood coverage export has not landed, so no count is shown rather than an estimated one.
- Traffic counts resolve in the platform, not in this dataset, so no AADT figure is printed here.
- Zoning is in build. Parcel level zoning is not published on this page.
Feasibility studies
When a Lemhi County site needs a document a lender will accept.
The same data layer behind this page is the one the studies are written from. A study for a Lemhi County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population8,249
- Households3,458
- Average household size2.39
- Median household income$53,202
- Median age53.3
Common questions
Lemhi County questions, answered from the record.
How many people live in Lemhi County, Idaho?
8,249, in 3,458 households, ranking 33rd of 44 Idaho counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Lemhi County growing?
The population has grown 5.29 percent since the 2020 census base. In 2024 there were 58 births against 116 deaths, with net migration of 10. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Lemhi County?
$53,202. The median owner-occupied home is valued at $326,100, which is 6.1 times income, and median gross rent is $754 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are there in Lemhi County?
307 establishments, employing 2,090 people with an annual payroll of $88.4 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.
What is the average wage in Lemhi County?
Average annual pay is $49,342, or $949 a week, across 2,720 covered jobs. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Lemhi County?
14 7(a) approvals totalling $5.8 m since FY2020, across 8 lenders, with a median approval of $146,500, plus 8 504 approvals worth $4.7 m. These are approvals recorded in the release, not loans disbursed.
What is being built in Lemhi County?
45 housing units were authorised by permit in 2024, with a declared construction value of $10.0 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Lemhi County?
Zone 1, a predicted average indoor radon screening level greater than 4 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Where do people moving to Lemhi County come from?
The largest single origin is Lemhi County Non-migrants, with 3,158 households. Arriving households report an average income of $103,132 against null for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Lemhi County on this page?
No. Annual average daily traffic resolves in the platform rather than in this dataset, so no AADT figure is printed here. It is a gap we know about rather than a figure we estimated.
Is zoning published for Lemhi County?
Not yet. The zoning layer is in build. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame with confirm locally attached.