Jerome County, Idaho: commercial real estate data.
Jerome County, Idaho had an estimated 26,056 residents on July 1, 2024, up 7.5 percent since the 2020 census base of 24,238, across 597 square miles. County output reached $2.00 bn in 2024, 634 establishments operate here, and the SBA record carries 18 7(a) approvals worth $16.6 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Jerome County
How many people live in Jerome County
- Population, American Community Survey 2020-202425,173
- Households8,277
- Average household size3.04
- Median household income$71,724
- Median age34.0
- Median gross rent$966 per month
- Median owner-occupied home value$271,800
- Home value to household income3.8 times
- Annual rent as a share of median income16.2 percent
- Adults 25 and over with a bachelor degree or higher14.0 percent
- Adults 25 and over with a graduate degree3.8 percent
- Adults 25 and over15,515
- Population under 187,461
- Share under 1829.6 percent
- Population 65 and over3,363
- Share 65 and over13.4 percent
- Working age population, 18 to 6414,349
- Civilian labor force12,102
- Unemployment rate3.6 percent
- Labor force participation, adults 18 and over68.3 percent
- Rank by population among Idaho counties16th of 44
- Rank by population among US county-equivalents, Puerto Rico included1652nd of 3,222
Jerome County is the 16th largest of 44 Idaho counties by population. A median home costs 3.8 times median household income, which is moderately unaffordable by national standards. Residents under 18 outnumber those 65 and over, at 29.6 percent against 13.4 percent, a household formation profile rather than a retirement one.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Jerome County
Is Jerome County's population growing?
- Population, July 1, 202426,056
- Census 2020 base population24,238
- Population change since the 2020 census base7.50 percent
- Population change, 2023 to 2024482
- Births, 2024373
- Deaths, 2024186
- Natural change, 2024187
- Net domestic migration, 202453
- Net international migration, 2024243
- Total net migration, 2024296
- Cumulative net domestic migration, 2021 to 2024570
- Rank by growth among US county-equivalents276th of 3,144
The county has grown 7.50 percent since the 2020 census base. The population grew in 2024 from both sources: births exceeded deaths and more people moved in than left.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Jerome County
Where are people moving to Jerome County from?
- Tax returns filed by households arriving662
- People arriving, from those returns1,352
- Tax returns filed by households leaving632
- Net household movement30
- Adjusted gross income arriving$33.5 m
- Net adjusted gross income movement$5.0 m
- Average income of an arriving household$50,619
- Average income of a leaving household$45,136
- Largest single originTwin Falls County (258 households)
- Largest single destinationTwin Falls County (254 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Twin Falls County | 258 | 503 | $13.0 m |
| Gooding County | 65 | 148 | $2.4 m |
| Ada County | 40 | 76 | $2.2 m |
Households arriving report $5,483 more average income than households leaving, so the migration is raising local spending power rather than just moving it around. The largest single source of arrivals is Twin Falls County, 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.
Jerome County
What is the Jerome County economy?
- County GDP, 2024$2.00 bn
- County GDP, 2023$1.76 bn
- GDP change, 2023 to 202413.6 percent
- GDP change over five years53.0 percent
- Rank by GDP among the Idaho areas BEA publishes14th of 44
- Rank by GDP among the US county areas BEA publishes1278th of 3,127
- GDP per resident$79,605
Output grew 13.6 percent in the latest year and 53.0 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.
Jerome County
Employment by industry in Jerome County
- Covered employment, annual average12,175
- Establishments reporting941
- Average annual pay$51,608
- Average weekly wage$992
- Manufacturing, employment2,612
- Manufacturing, average annual pay$59,518
- Retail trade, employment1,024
- Retail trade, average annual pay$37,430
- Transportation and warehousing, employment836
- Transportation and warehousing, average annual pay$55,783
- Construction, employment652
- Construction, average annual pay$60,848
- Health care and social assistance, employment620
- Accommodation and food services, employment459
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Manufacturing | 2,612 | 50 | $59,518 |
| Retail trade | 1,024 | 80 | $37,430 |
| Transportation and warehousing | 836 | 89 | $55,783 |
| Construction | 652 | 135 | $60,848 |
| Health care and social assistance | 620 | 78 | $51,062 |
| Accommodation and food services | 459 | 56 | $22,584 |
| Administrative and support and waste management services | 396 | 42 | $55,581 |
| Other services, except public administration | 238 | 57 | $39,650 |
Manufacturing is the largest private sector at 2,612 jobs, 21.5 percent of covered employment.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Jerome County
How many businesses are in Jerome County?
- Establishments, all industries634
- Employment at those establishments7,685
- Annual payroll$373.4 m
- Establishments per 1,000 residents25.2
These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against. County Business Patterns counts private establishments with paid employees in March 2023, while the Quarterly Census of Employment and Wages above counts every unemployment-insured employer, public ones included, as a 2024 annual average, so the two establishment and employment counts differ.
US Census Bureau, County Business Patterns, 2023.
Jerome County
Building permits in Jerome County
- Housing units authorized by permit, 202499
- Declared construction value permitted$20.8 m
- Single family units authorized99
- Multifamily units authorized0
- Multifamily share of units0.0 percent
- Average declared value per unit$210,142
- Units authorized per 1,000 households12.0
Single-family homes are 100.0 percent of units authorized, so the pipeline is predominantly single-family.
US Census Bureau, Building Permits Survey, 2024 annual.
Jerome County
SBA loans in Jerome County (7(a) and 504)
- 7(a) approvals recorded18
- 7(a) gross approval dollars$16.6 m
- Average 7(a) approval$922,511
- Median 7(a) approval$186,700
- Largest single approval$5,000,000
- Jobs reported supported, 7(a)277
- Jobs per approval15.4
- Distinct 7(a) lenders active12
- Distinct industries receiving approvals18
- Median 7(a) term120 months
- Share of loans on real estate terms, 240 months or longer22.2 percent
- Loans on real estate terms4
- Loans on working capital terms, 120 months or shorter14
- Franchise loans2
- Franchise share of approvals11.1 percent
- 504 approvals recorded9
- 504 gross approval dollars$6.6 m
- Average 504 approval$730,556
- Median 504 approval$511,000
- Distinct CDCs active3
- 504 jobs per approval5.8
- 504 jobs per million dollars approved7.9
- Most active CDCRegion IV Development Corporation (5)
- Combined SBA approval dollars, 7(a) FY2020 to FY2026 and 504 FY2010 to FY2026$23.2 m
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.
Jerome County
SBA loan default and charge-off rates in Jerome County
Do SBA loans in Jerome County get paid back?
- Loans with a final outcome recorded6
- Paid in full6
- Charged off0
- Status: Paid in full6
- Status: Exempt from disclosure11
- Status: Committed, not yet disbursed1
Only 6 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Jerome County
SBA lending by place in Jerome County
- Borrower cities with recorded lending3
- Jerome, approvals16
- Eden, approvals1
- Filer, approvals1
| Borrower city | Approvals | Gross approval dollars |
|---|---|---|
| Jerome | 16 | $16,335,300 |
| Eden | 1 | $179,900 |
| Filer | 1 | $90,000 |
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Jerome County
How large is Jerome County?
- Land area597 sq mi
- Rank by land area among Idaho counties38th of 44
- Width, east to west34.9 mi
- Height, north to south24.6 mi
- Geographies sharing a boundary5
- Residents per square mile of land42
- Establishments per square mile1.06
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.
Jerome County
Flood risk in Jerome County
- Participation of the county's own NFIP community Jerome County, unincorporated areasParticipating, community 160228
- Communities in the county in the NFIP Community Status Book2
- Of those, participating in the NFIP2
- NFIP participation rate100.0 percent
- Communities carrying a CRS class0
- Radon levels in Jerome County, EPA zone predicted average indoor radon screening level from 2 to 4 pCi/LZone 2
The county's own community in the status book, unincorporated Jerome County (community 160228), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Jerome County in radon zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 100.0 percent of the county's listed communities participate in the National Flood Insurance Program, per Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26. US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Coverage
What this page does not hold.
Traffic counts, 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 →
Feasibility studies
When a Jerome 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 Jerome County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population, American Community Survey 2020-202425,173
- Households8,277
- Average household size3.04
- Median household income$71,724
- Median age34.0
Common questions
Jerome County questions, answered from the record.
How many people live in Jerome County, Idaho?
The Census Bureau estimates 26,056 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 25,173, in 8,277 households, ranking 16th of 44 Idaho counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Jerome County's population growing?
The population has grown 7.50 percent since the 2020 census base of 24,238, to 26,056 on July 1, 2024. In 2024 there were 373 births against 186 deaths, with net migration of 296. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Jerome County?
$71,724. The median owner-occupied home is valued at $271,800, which is 3.8 times income, and median gross rent is $966 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are in Jerome County?
634 establishments, employing 7,685 people with an annual payroll of $373.4 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.
What is employment by industry in Jerome County?
Manufacturing is the largest private sector at 2,612 jobs, 21.5 percent of covered employment. Covered employment averages 12,175 jobs at an average annual pay of $51,608, or $992 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Jerome County?
18 7(a) approvals totaling $16.6 m since FY2020, across 12 lenders, with a median approval of $186,700, plus 9 504 approvals worth $6.6 m since FY2010. These are approvals recorded in the release, not loans disbursed.
How many building permits were issued in Jerome County?
99 housing units were authorized by permit in 2024, with a declared construction value of $20.8 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Jerome County?
Zone 2, a predicted average indoor radon screening level from 2 to 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 Jerome County come from?
The largest single origin is Twin Falls County, with 258 households. Arriving households report an average income of $50,619 against $45,136 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Jerome 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 Jerome County?
No. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame, to be confirmed locally.
Jerome County
Cities and places in Jerome.
3 Census places lie wholly or partly in Jerome County. All 3 carry enough published place level data for a page of their own and are linked.
| Place | Type | Population | SBA 7(a) approvals, projects in this county | Lies in |
|---|---|---|---|---|
| Jerome | city | 12,930 | 16 | Wholly in this county |
| Hazelton | city | 977 | None recorded | Wholly in this county |
| Eden | city | 421 | 1 | Wholly in this county |
A further 1 of the county's 18 SBA 7(a) approvals are to borrowers in cities that match no Census place in Jerome County, the largest being Filer (1). Those are postal cities, unincorporated areas and cities outside the county, so no place row claims them; they are counted in the county total above.
Nearby