Mount Hermon ZIP Codes — Washington County, LA

There is one unique ZIP code in Mount Hermon, Louisiana and it is 70450. Area code: 985.

ZIP codes

73.56

sq mi land

0.25

sq mi water

985

area code

Mount Hermon, LA ZIP code map

About Mount Hermon, LA

Mount Hermon, Louisiana, is a small town located in Washington County. It embodies the charm of rural Southern living, characterized by its tight-knit community and serene landscape. Visitors and residents alike appreciate its welcoming atmosphere and the slow pace of life that defines this quaint locale.

Location & geography

Mount Hermon is situated in the southeastern part of Louisiana, not far from the Mississippi state line. Nearby cities include Franklinton, which is approximately 12 miles to the southwest, and Amite City, about 19 miles to the southeast. The town covers a land area of 73.56 square miles, with a small water area of 0.25 square miles that contributes to its natural beauty.

Community & economy

The character of Mount Hermon is deeply rooted in community values and agricultural traditions. The local economy primarily revolves around farming, with crops and livestock playing a crucial role in daily life. Residents enjoy a laid-back lifestyle, often engaging in community events and gatherings that strengthen their bonds.

Transportation

Access to Mount Hermon is primarily through Highway 16, which connects the town to surrounding areas. For air travel, the nearest major airport is the Louis Armstrong New Orleans International Airport, located about 65 miles to the southeast. Public transportation options are limited, making personal vehicles the most common mode of transit.

History

Mount Hermon was founded in the late 19th century and has historically been centered around agriculture and forestry as key industries. The town's growth was influenced by the expansion of the railroad, which brought more commerce and connectivity to the area. Over the years, Mount Hermon has maintained its rural charm while adapting to changes in industry and community needs.

Did you know?

One surprising fact about Mount Hermon is its original designation as a railroad town, which played a significant role in its development. Despite its small size, the town hosts various community events that reflect the rich cultural heritage of the region.

ZIP codes for Mount Hermon, LA (1)

ZIP code	City	County	Map
70450	Mount Hermon	Washington	View map

Demographics & statistics

2,332

Population

44.9

Median age

$41,274

Median household income

$31,645

Per capita income

Median home value

Median monthly rent

80.7%

Home ownership

13.0%

Poverty rate

7.8%

Unemployment

1,224

Housing units

12.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

115

10–14

15–19

20–24

124

25–34

154

35–44

110

130

45–54

161

55–59

125

60–64

156

65–74

105

75–84

100

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	555	23.8%
18 and over	1,777	76.2%
65 and over	427	18.3%
Median age	44.9 years

Race & ethnicity

White 74.5%

Black or African American 25.3%

Two or more races 0.2%

Group	Count	%
White	1,737	74.5%
Black or African American	589	25.3%
Two or more races	5	0.2%

Household income

Under $10k 9.5%

$10k–$15k 9.5%

$15k–$25k 7.7%

$25k–$35k 14.1%

$35k–$50k 13.8%

$50k–$75k 11.9%

$75k–$100k 11.1%

$100k–$150k 7.5%

$150k–$200k 4.9%

$200k+ 10.0%

Range	% of households
Under $10k	9.5%
$10k–$15k	9.5%
$15k–$25k	7.7%
$25k–$35k	14.1%
$35k–$50k	13.8%
$50k–$75k	11.9%
$75k–$100k	11.1%
$100k–$150k	7.5%
$150k–$200k	4.9%
$200k+	10.0%
Median income	$41,274

Housing

Home values

Under $50k 37.1%

$50k–$100k 10.7%

$100k–$150k 2.9%

$150k–$200k 7.7%

$200k–$300k 22.6%

$300k–$500k 15.1%

$500k–$1M 4.1%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	80.7%
Renter occupied	19.3%
Vacant	29.4%
Single-family detached	54.9%
Large apartment buildings	0.0%
Mobile homes	38.1%
Median rooms	5.1
Avg household size (owned)	2.41

Year built

Era	%
2020 or later	0.0%
2010–2019	8.3%
2000–2009	22.8%
1990–1999	17.1%
1980–1989	24.3%
1970–1979	9.9%
1960–1969	8.3%
1950–1959	5.2%
1940–1949	1.1%
1939 or earlier	3.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	13.0%
2 bedrooms	25.8%
3 bedrooms	50.1%
4 bedrooms	8.3%
5+ bedrooms	2.8%

Vehicles per household

Vehicles	% of households
No vehicle	12.4%
1 vehicle	39.5%
2 vehicles	34.2%
3 or more	13.9%

Heating fuel

Fuel type	%
Electricity	74.2%
Propane / LP gas	24.1%
Wood	1.2%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	452	45.2%
Cohabiting couple	39	3.9%
Male householder, no spouse	195	19.5%
Female householder, no spouse	314	31.4%
Households with children under 18	307	30.7%
Households with seniors (65+)	342	34.2%
Average household size	2.33

Marital status

Status	Male	Female
Never married	16.9%	26.8%
Married	62.4%	40.5%
Separated	0.0%	11.5%
Widowed	3.7%	15.2%
Divorced	16.9%	6.0%

Education

Less than 9th grade 5.8%

Some HS, no diploma 4.4%

HS graduate 58.7%

Some college, no degree 16.1%

Associate's degree 2.1%

Bachelor's degree 11.5%

Graduate / professional 1.4%

Metric	%
HS diploma or higher	89.8%
Bachelor's or higher	12.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	28	5.4%
Kindergarten	42	8.1%
Elementary school	303	58.6%
High school	92	17.8%
College / grad school	52	10.1%

Employment

Industry of employment

Education & healthcare 29.6%

Other services 17.8%

Transportation & utilities 11.1%

Manufacturing 10.6%

Construction 9.3%

Retail trade 6.8%

Public administration 4.3%

Agriculture & mining 3.8%

Arts, food & hospitality 2.5%

Wholesale trade 2.4%

Professional & management 1.9%

Occupation

Category	%
Management, business & arts	32.3%
Service	16.8%
Sales & office	11.9%
Natural resources & construction	15.8%
Production & transportation	23.2%

Employment type

Type	%
Private sector	69.9%
Government	27.6%
Self-employed	2.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	93.6%
Carpool	4.5%
Public transit	0.0%
Walk	0.0%
Other means	0.4%
Avg commute (minutes)	30.8

Poverty

All people 13.0%

Under 18 years 16.2%

18 and over 11.9%

Married-couple families 2.7%

Female-led households 28.3%

Income support

Source	% of households
Social Security	36.3%
Retirement income	22.2%
Supplemental Security	19.6%
Cash public assistance	1.0%
Food stamps / SNAP	24.0%

Health indicators

Condition	%
High blood pressure	44.0%
High cholesterol	38.3%
Heart disease	8.4%
Stroke	4.4%
Asthma	10.0%
Arthritis	30.9%
Kidney disease	3.7%
Pulmonary disease	9.8%
Cancer	6.7%

Behavior / access	%
Binge drinking	16.9%
No physical activity	34.1%
Less than 7 hrs sleep	35.5%
Fair or poor health	22.0%
Poor mental health	18.1%
Poor physical health	14.4%
No health insurance	15.8%
Visited doctor (checkup)	78.7%
Visited dentist	51.7%
Cholesterol screening	89.5%
Teeth loss	20.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	99	5.6%

Disability	%
Any disability	23.8%
Under 18	9.7%
18–64 years	22.0%
65 and over	47.8%

Health insurance coverage

Type	%
Private insurance	40.5%
Public insurance	65.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,214	94.9%
Spanish	44	2.0%
Other Indo-European	44	2.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,332	100.0%
Born in same state	2,264	97.1%
Born in different state	1,771	75.9%
Foreign born	68	2.9%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	225	9.6%
Arab	164	7%
French	105	4.5%

Ancestry	Count	%
German	21	0.9%
English	9	0.4%

Technology access

Metric	% of households
Computer access	42.9%
Internet access	91.8%

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

Frequently asked questions

What ZIP codes does Mount Hermon, LA have?

Mount Hermon, LA has one ZIP code: 70450. Each ZIP code serves a distinct delivery area within the city and surrounding region.