HomeLouisianaAssumption Parish
Assumption Parish, Louisiana: commercial real estate data.
Assumption Parish, Louisiana had an estimated 20,050 residents on July 1, 2024, down 4.7 percent since the 2020 census base of 21,044, across 339 square miles. County output reached $734.6 m in 2024, 249 establishments operate here, and the SBA record carries 5 7(a) approvals worth $846,600 since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Assumption Parish
How many people live in Assumption Parish
- Population, American Community Survey 2020-202420,484
- Households8,830
- Average household size2.32
- Median household income$51,423
- Median age42.8
- Median gross rent$810 per month
- Median owner-occupied home value$150,300
- Home value to household income2.9 times
- Annual rent as a share of median income18.9 percent
- Adults 25 and over with a bachelor degree or higher13.8 percent
- Adults 25 and over with a graduate degree4.4 percent
- Adults 25 and over14,681
- Population under 184,188
- Share under 1820.4 percent
- Population 65 and over4,167
- Share 65 and over20.3 percent
- Working age population, 18 to 6412,129
- Civilian labor force9,261
- Unemployment rate4.8 percent
- Labor force participation, adults 18 and over56.8 percent
- Rank by population among Louisiana parishes43rd of 64
- Rank by population among US county-equivalents, Puerto Rico included1855th of 3,222
Assumption Parish is the 43rd largest of 64 Louisiana parishes by population. A median home costs 2.9 times median household income, which is affordable by national standards. Residents under 18 outnumber those 65 and over, at 20.4 percent against 20.3 percent, a household formation profile rather than a retirement one.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Assumption Parish
Is Assumption Parish's population growing?
- Population, July 1, 202420,050
- Census 2020 base population21,044
- Population change since the 2020 census base-4.72 percent
- Population change, 2023 to 2024-173
- Births, 2024160
- Deaths, 2024239
- Natural change, 2024-79
- Net domestic migration, 2024-129
- Net international migration, 202434
- Total net migration, 2024-95
- Cumulative net domestic migration, 2021 to 2024-659
- Rank by growth among US county-equivalents2959th of 3,144
The county has lost 4.72 percent of its population since the 2020 census base. The population fell in 2024 from both sources: deaths exceeded births and more people left than moved in.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Assumption Parish
Where are people moving to Assumption Parish from?
- Tax returns filed by households arriving388
- People arriving, from those returns731
- Tax returns filed by households leaving446
- Net household movement-58
- Adjusted gross income arriving$16.4 m
- Net adjusted gross income movement$-4.2 m
- Average income of an arriving household$42,374
- Average income of a leaving household$46,231
- Largest single originLafourche Parish (72 households)
- Largest single destinationAscension Parish (91 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Lafourche Parish | 72 | 153 | $2.7 m |
| Ascension Parish | 65 | 116 | $3.1 m |
| St. Mary Parish | 43 | 100 | $1.7 m |
| Terrebonne Parish | 37 | 72 | $1.3 m |
| East Baton Rouge Parish | 30 | 37 | $1.3 m |
Households arriving report $3,857 less average income than households leaving, which drains spending power even where headcount holds up. The largest single source of arrivals is Lafourche Parish, 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.
Assumption Parish
What is the Assumption Parish economy?
- County GDP, 2024$734.6 m
- County GDP, 2023$693.5 m
- GDP change, 2023 to 20245.9 percent
- GDP change over five years48.6 percent
- Rank by GDP among the Louisiana areas BEA publishes49th of 64
- Rank by GDP among the US county areas BEA publishes2096th of 3,127
- GDP per resident$35,862
Output grew 5.9 percent in the latest year and 48.6 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.
Assumption Parish
Employment by industry in Assumption Parish
- Covered employment, annual average3,944
- Establishments reporting332
- Average annual pay$57,400
- Average weekly wage$1,104
- Manufacturing, employment801
- Manufacturing, average annual pay$78,478
- Construction, employment525
- Construction, average annual pay$71,691
- Retail trade, employment423
- Retail trade, average annual pay$26,634
- Transportation and warehousing, employment253
- Transportation and warehousing, average annual pay$64,110
- Finance and insurance, employment114
- Other services, except public administration, employment78
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Manufacturing | 801 | 22 | $78,478 |
| Construction | 525 | 32 | $71,691 |
| Retail trade | 423 | 42 | $26,634 |
| Transportation and warehousing | 253 | 33 | $64,110 |
| Finance and insurance | 114 | 22 | $84,178 |
| Other services, except public administration | 78 | 14 | $42,216 |
| Professional, scientific and technical services | 75 | 36 | $55,008 |
| Real estate and rental and leasing | 14 | 6 | $40,101 |
Manufacturing is the largest private sector at 801 jobs, 20.3 percent of covered employment.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Assumption Parish
How many businesses are in Assumption Parish?
- Establishments, all industries249
- Employment at those establishments2,459
- Annual payroll$140.5 m
- Establishments per 1,000 residents12.2
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.
Assumption Parish
Building permits in Assumption Parish
- Housing units authorized by permit, 202429
- Declared construction value permitted$9.6 m
- Single family units authorized29
- Multifamily units authorized0
- Multifamily share of units0.0 percent
- Average declared value per unit$329,456
- Units authorized per 1,000 households3.3
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.
Assumption Parish
SBA loans in Assumption Parish (7(a) and 504)
- 7(a) approvals recorded5
- 7(a) gross approval dollars$846,600
- Average 7(a) approval$169,320
- Median 7(a) approval$150,000
- Largest single approval$260,000
- Jobs reported supported, 7(a)19
- Jobs per approval3.8
- Distinct 7(a) lenders active4
- Distinct industries receiving approvals4
- Median 7(a) term120 months
- Share of loans on real estate terms, 240 months or longer40.0 percent
- Loans on real estate terms2
- Loans on working capital terms, 120 months or shorter3
- Franchise loans1
- Franchise share of approvals20.0 percent
- 504 approvals recorded1
- 504 gross approval dollars$244,000
- Average 504 approval$244,000
- Median 504 approval$244,000
- Distinct CDCs active1
- 504 jobs per approval20.0
- 504 jobs per million dollars approved82.0
- Combined SBA approval dollars, 7(a) FY2020 to FY2026 and 504 FY2010 to FY2026$1.1 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.
Assumption Parish
SBA loan default and charge-off rates in Assumption Parish
Do SBA loans in Assumption Parish get paid back?
- Loans with a final outcome recorded1
- Paid in full1
- Charged off0
- Status: Cancelled1
- Status: Exempt from disclosure3
- Status: Paid in full1
Only 1 loan has 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.
Assumption Parish
SBA lending by place in Assumption Parish
- Borrower cities with recorded lending3
- Morgan City, approvals2
- Napoleonville, approvals2
- Thibodaux, approvals1
| Borrower city | Approvals | Gross approval dollars |
|---|---|---|
| Morgan City | 2 | $485,000 |
| Napoleonville | 2 | $211,600 |
| Thibodaux | 1 | $150,000 |
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Assumption Parish
How large is Assumption Parish?
- Land area339 sq mi
- Rank by land area among Louisiana parishes56th of 64
- Width, east to west22.4 mi
- Height, north to south30.4 mi
- Geographies sharing a boundary8
- Residents per square mile of land60
- Establishments per square mile0.73
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.
Assumption Parish
Flood risk in Assumption Parish
- Participation of the county's own NFIP community Assumption Parish, unincorporated areasParticipating, community 220017
- 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 Assumption Parish, EPA zone predicted average indoor radon screening level less than 2 pCi/LZone 3
The county's own community in the status book, unincorporated Assumption Parish (community 220017), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Assumption Parish in radon zone 3, a predicted average indoor radon screening level less than 2 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 Assumption Parish 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 Assumption Parish site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population, American Community Survey 2020-202420,484
- Households8,830
- Average household size2.32
- Median household income$51,423
- Median age42.8
Common questions
Assumption Parish questions, answered from the record.
How many people live in Assumption Parish, Louisiana?
The Census Bureau estimates 20,050 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 20,484, in 8,830 households, ranking 43rd of 64 Louisiana counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Assumption Parish's population growing?
The population has fallen 4.72 percent since the 2020 census base of 21,044, to 20,050 on July 1, 2024. In 2024 there were 160 births against 239 deaths, with net migration of -95. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Assumption Parish?
$51,423. The median owner-occupied home is valued at $150,300, which is 2.9 times income, and median gross rent is $810 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are in Assumption Parish?
249 establishments, employing 2,459 people with an annual payroll of $140.5 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 Assumption Parish?
Manufacturing is the largest private sector at 801 jobs, 20.3 percent of covered employment. Covered employment averages 3,944 jobs at an average annual pay of $57,400, or $1,104 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Assumption Parish?
5 7(a) approvals totaling $846,600 since FY2020, across 4 lenders, with a median approval of $150,000, plus 1 504 approvals worth $244,000 since FY2010. These are approvals recorded in the release, not loans disbursed.
How many building permits were issued in Assumption Parish?
29 housing units were authorized by permit in 2024, with a declared construction value of $9.6 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Assumption Parish?
Zone 3, a predicted average indoor radon screening level less than 2 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Where do people moving to Assumption Parish come from?
The largest single origin is Lafourche Parish, with 72 households. Arriving households report an average income of $42,374 against $46,231 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Assumption Parish 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 Assumption Parish?
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.
Assumption Parish
Cities and places in Assumption.
8 Census places lie wholly or partly in Assumption Parish. All 8 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 |
|---|---|---|---|---|
| Pierre Part | CDP | 2,308 | None recorded | Wholly in this county |
| Bayou L'Ourse | CDP | 2,132 | None recorded | Wholly in this county |
| Labadieville | CDP | 1,408 | None recorded | Wholly in this county |
| Belle Rose | CDP | 1,400 | None recorded | Wholly in this county |
| Paincourtville | CDP | 1,008 | None recorded | Wholly in this county |
| Supreme | CDP | 803 | None recorded | Wholly in this county |
| Napoleonville | village | 511 | 2 | Wholly in this county |
| Bayou Corne | CDP | 183 | None recorded | Wholly in this county |
A further 3 of the county's 5 SBA 7(a) approvals are to borrowers in cities that match no Census place in Assumption Parish, the largest being Morgan City (2), Thibodaux (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.