Port Sulphur ZIP Codes — Plaquemines County, LA

There is one unique ZIP code in Port Sulphur, Louisiana and it is 70083. Area code: 504.
1
ZIP codes
129.19
sq mi land
55.50
sq mi water
504
area code
Port Sulphur, LA ZIP code map

About Port Sulphur, LA

Port Sulphur, Louisiana, is a quaint community nestled in Plaquemines Parish, along the vibrant shores of the Mississippi River. Known for its rich cultural heritage and close-knit community, Port Sulphur offers a blend of picturesque scenery and Southern charm. This unique town serves as a gateway to the beautiful Bayou country and the scenic landscapes of Louisiana.

Location & geography

Port Sulphur is situated approximately 30 miles south of New Orleans, providing easy access to the bustling metropolis while maintaining its rural tranquility. The town covers a vast area of 129.19 square miles, with 55.50 square miles designated as water, making it a locale rich in natural resources and waterways. The terrain around Port Sulphur is characterized by its wetland ecosystems and diverse wildlife, inviting those who appreciate nature and outdoor activities.

Community & economy

The character of Port Sulphur is defined by its friendly residents and strong family values, creating a welcoming atmosphere for both locals and visitors. The economy primarily thrives on industries such as fishing, agriculture, and oil and gas extraction, reflecting the town's historical roots and economic resilience. Daily life in Port Sulphur is marked by community events, local festivals, and an appreciation for Louisiana's unique cultural heritage.

Transportation

Access to Port Sulphur is facilitated by major highways including LA-23, which connects the town to nearby regional hubs. The nearest airport is Louis Armstrong New Orleans International Airport, located about 35 miles to the northwest, providing domestic and international flights for residents and visitors alike. Public transportation options are limited, but local commuting is primarily done by car.

History

Port Sulphur was founded during the early 20th century, primarily linked to the burgeoning sulphur industry that gave the town its name. The community grew as a vital point for the shipping and exportation of sulphur and other local resources. Over the years, significant weather events, such as hurricanes, have shaped the community's resilience and restoration efforts.

Did you know?

An interesting fact about Port Sulphur is that it was once known for its sulphur mines, which played a critical role in the local economy during the early 1900s. Today, it is recognized for its proximity to nature preserves and vibrant fishing spots, attracting both tourists and nature enthusiasts.

ZIP codes for Port Sulphur, LA (1)
ZIP code City County Map
70083 Port Sulphur Plaquemines View map

Demographics & statistics

2,155
Population
38.1
Median age
$47,813
Median household income
$27,526
Per capita income
$95,800
Median home value
$0
Median monthly rent
80.6%
Home ownership
14.3%
Poverty rate
12.5%
Unemployment
811
Housing units
13.9%
Bachelor's or higher

Age distribution

Male Female
80
Under 5
63
21
5–9
16
174
10–14
139
6
15–19
4
205
20–24
163
113
25–34
89
57
35–44
46
197
45–54
156
81
55–59
64
123
60–64
98
85
65–74
68
36
75–84
28
24
85+
19
← Male
Female →

Age summary

GroupCount%
Under 1850123.2%
18 and over1,65476.8%
65 and over26012.1%
Median age38.1 years

Race & ethnicity

Black or African American 40.5%
White 21.7%
Two or more races 18%
Hispanic or Latino 10.4%
Asian 5.7%
American Indian / Alaska Native 3%
Other race 0.7%
GroupCount%
Black or African American97440.5%
White52321.7%
Two or more races43218%
Hispanic or Latino25110.4%
Asian1365.7%
American Indian / Alaska Native723%
Other race180.7%

Household income

Under $10k 16.4%
$10k–$15k 3.1%
$15k–$25k 5.9%
$25k–$35k 19.7%
$35k–$50k 5.3%
$50k–$75k 9.5%
$75k–$100k 10.7%
$100k–$150k 21.4%
$150k–$200k 3.3%
$200k+ 4.7%
Range% of households
Under $10k16.4%
$10k–$15k3.1%
$15k–$25k5.9%
$25k–$35k19.7%
$35k–$50k5.3%
$50k–$75k9.5%
$75k–$100k10.7%
$100k–$150k21.4%
$150k–$200k3.3%
$200k+4.7%
Median income$47,813

Housing

Home values

Under $50k 18.9%
$50k–$100k 31.9%
$100k–$150k 22.7%
$150k–$200k 4.9%
$200k–$300k 3.7%
$300k–$500k 14.6%
$500k–$1M 3.4%

Housing overview

MetricValue
Median home value$95,800
Median rent / month$0
Owner occupied80.6%
Renter occupied19.4%
Vacant20.1%
Single-family detached25.2%
Large apartment buildings0.0%
Mobile homes68.9%
Median rooms5.0
Avg household size (owned)3.03

Year built

Era%
2020 or later0.0%
2010–20198.0%
2000–200974.0%
1990–199911.7%
1980–19890.0%
1970–19794.2%
1960–19690.6%
1950–19590.0%
1940–19491.6%
1939 or earlier0.0%

Bedrooms

Size% of units
No bedroom (studio)2.8%
1 bedroom5.7%
2 bedrooms25.0%
3 bedrooms43.6%
4 bedrooms19.0%
5+ bedrooms3.9%

Vehicles per household

Vehicles% of households
No vehicle14.6%
1 vehicle38.1%
2 vehicles28.6%
3 or more18.8%

Heating fuel

Fuel type%
Utility gas1.3%
Electricity97.8%
Propane / LP gas0.9%

Households & families

Household typeCount%
Married-couple family28837.5%
Cohabiting couple466.0%
Male householder, no spouse15219.8%
Female householder, no spouse28136.6%
Households with children under 1828537.2%
Households with seniors (65+)18023.5%
Average household size2.79

Marital status

StatusMaleFemale
Never married44.3%19.3%
Married37.8%43.8%
Separated4.5%1.5%
Widowed0.5%10.2%
Divorced12.9%25.3%

Education

Less than 9th grade 16.6%
Some HS, no diploma 10.9%
HS graduate 27.5%
Some college, no degree 24.8%
Associate's degree 6.3%
Bachelor's degree 4.4%
Graduate / professional 9.5%
Metric%
HS diploma or higher72.5%
Bachelor's or higher13.9%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool11430.3%
Kindergarten102.7%
Elementary school19852.7%
High school102.7%
College / grad school4411.7%

Employment

Industry of employment

Public administration 19.7%
Transportation & utilities 19.1%
Education & healthcare 15.2%
Arts, food & hospitality 11.0%
Construction 10.1%
Retail trade 8.6%
Professional & management 7.4%
Other services 2.6%
Finance & real estate 2.3%
Agriculture & mining 1.8%
Manufacturing 1.3%
Wholesale trade 0.9%

Occupation

Category%
Management, business & arts29.8%
Service26.3%
Sales & office18.8%
Natural resources & construction10.2%
Production & transportation14.8%

Employment type

Type%
Private sector61.6%
Government36.3%
Self-employed1.7%
Unpaid family workers0.4%

Commute

Method%
Drive alone82.1%
Carpool17.9%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)26.8

Poverty

All people 14.3%
Under 18 years 18.8%
18 and over 13.0%
Married-couple families 4.2%
Female-led households 40.5%

Income support

Source% of households
Social Security23.7%
Retirement income22.9%
Supplemental Security14.6%
Cash public assistance6.9%
Food stamps / SNAP37.7%

Health indicators

Condition%
High blood pressure46.7%
High cholesterol35.5%
Heart disease8.5%
Stroke5.5%
Asthma11.4%
Arthritis29.1%
Kidney disease4.3%
Pulmonary disease10.4%
Cancer5.8%
Behavior / access%
Binge drinking16.0%
No physical activity39.9%
Less than 7 hrs sleep42.5%
Fair or poor health28.2%
Poor mental health19.7%
Poor physical health16.7%
No health insurance19.3%
Visited doctor (checkup)80.6%
Visited dentist45.2%
Cholesterol screening88.7%
Teeth loss25.9%

Veterans & disability

VeteransCount%
Civilian veterans1388.3%
Disability%
Any disability15.3%
Under 180.0%
18–64 years16.8%
65 and over37.3%

Health insurance coverage

Type%
Private insurance44.0%
Public insurance54.5%
Uninsured under 195.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,01293.4%
Spanish391.9%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages391.9%

Place of birth & citizenship

OriginCount%
Native born (US)2,11097.9%
Born in same state2,08996.9%
Born in different state1,78382.7%
Foreign born211.0%
Naturalized citizen452.1%
Not a US citizen2862.2%

Ancestry

AncestryCount%
Italian1205.6%
Arab452.1%
Norwegian371.7%
AncestryCount%
English140.6%
French10%

Technology access

Metric% of households
Computer access35.6%
Internet access89.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Port Sulphur, LA have?
Port Sulphur, LA has one ZIP code: 70083. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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