70791 ZIP Code — Zachary, LA

East Baton Rouge County, Louisiana

ZIP code 70791 is located in Zachary, Louisiana, within East Baton Rouge County. It covers approximately 119.05 square miles and serves a population of 30,458 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 225.

About ZIP code 70791

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $263,700. Owner-occupancy is high at 84%, well above the national average.

Median household income is $78,977. The poverty rate of 7% is below the national average. 30% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.

Educational attainment is near the national average, with 38% of residents holding a bachelor's degree or higher.

Overall, ZIP code 70791 reflects a community defined by high homeownership and a significant Social Security-dependent population.

30,458

population

119.05

sq mi land

Standard

ZIP type

Central (CT)

timezone

70791 ZIP code map

Cities in ZIP code 70791

Below are the cities the US Postal Service accepts for ZIP code 70791. Using any city not on this list may result in mail delivery delays.

City	Status
Zachary	Preferred

Nearby ZIP codes

70714 Baker (4.7 mi) 70827 Baton Rouge (6.8 mi) 70777 Slaughter (7.6 mi) 70811 Baton Rouge (7.8 mi) 70807 Baton Rouge (8.3 mi) 70818 Baton Rouge (8.6 mi) 70813 Baton Rouge (9 mi) 70770 Pride (9.1 mi) 70812 Baton Rouge (10.2 mi) 70805 Baton Rouge (10.8 mi) 70736 Glynn (11.2 mi) 70814 Baton Rouge (11.5 mi)

Demographics updated 06/2026

Population
Total population	30,458
Population density	256 / sq mi
State FIPS	22
County FIPS	033

Geography
Land area	119.05 sq mi
Water area	4.41 sq mi
Latitude	30.6455
Longitude	-91.1385
Timezone	Central (CT)
Area code	225

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	44.6%	49.2%
$50k – $100k	31.4%	27.8%	27.7%
$100k – $200k	30.8%	20.5%	18.3%
Over $200k	6.1%	7.2%	4.7%

Demographics & statistics

30,458

Population

256

People per sq mi

36.9

Median age

$78,977

Median household income

$39,852

Per capita income

$263,700

Median home value

$1,343

Median monthly rent

84.0%

Home ownership

7.0%

Poverty rate

7.2%

Unemployment

10,272

Housing units

37.8%

Bachelor's or higher

Age distribution

Male Female

893

Under 5

794

1,261

5–9

1,120

1,368

10–14

1,214

1,012

15–19

899

1,124

20–24

998

2,085

25–34

1,852

2,394

35–44

2,127

2,046

45–54

1,817

691

55–59

613

864

60–64

768

1,388

65–74

1,232

843

75–84

748

163

85+

144

← Male

Female →

Age summary

Group	Count	%
Under 18	8,017	26.3%
18 and over	22,441	73.7%
65 and over	4,518	14.8%
Median age	36.9 years

Race & ethnicity

White 52.6%

Black or African American 41.3%

Two or more races 3.7%

Asian 1.2%

Hispanic or Latino 1%

American Indian / Alaska Native 0.1%

Other race 0.1%

Group	Count	%
White	16,191	52.6%
Black or African American	12,702	41.3%
Two or more races	1,125	3.7%
Asian	373	1.2%
Hispanic or Latino	317	1%
American Indian / Alaska Native	35	0.1%
Other race	32	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	44.6%	49.2%
$50k – $100k	31.4%	27.8%	27.7%
$100k – $200k	30.8%	20.5%	18.3%
Over $200k	6.1%	7.2%	4.7%

Under $10k 4.6%

$10k–$15k 1.2%

$15k–$25k 8.3%

$25k–$35k 5.5%

$35k–$50k 12.3%

$50k–$75k 16.0%

$75k–$100k 11.9%

$100k–$150k 19.6%

$150k–$200k 11.5%

$200k+ 8.9%

Range	% of households
Under $10k	4.6%
$10k–$15k	1.2%
$15k–$25k	8.3%
$25k–$35k	5.5%
$35k–$50k	12.3%
$50k–$75k	16.0%
$75k–$100k	11.9%
$100k–$150k	19.6%
$150k–$200k	11.5%
$200k+	8.9%
Median income	$78,977

Housing

Home values

Under $50k 5.1%

$50k–$100k 4.7%

$100k–$150k 7.9%

$150k–$200k 8.1%

$200k–$300k 37.1%

$300k–$500k 25.2%

$500k–$1M 10.2%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$263,700
Median rent / month	$1,343
Owner occupied	84.0%
Renter occupied	16.0%
Vacant	7.9%
Single-family detached	78.3%
Large apartment buildings	3.8%
Mobile homes	13.1%
Median rooms	6.1
Avg household size (owned)	2.78

Year built

Era	%
2020 or later	2.4%
2010–2019	21.3%
2000–2009	29.4%
1990–1999	11.4%
1980–1989	16.1%
1970–1979	9.5%
1960–1969	3.7%
1950–1959	2.9%
1940–1949	0.8%
1939 or earlier	2.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	2.8%
2 bedrooms	10.5%
3 bedrooms	54.6%
4 bedrooms	27.6%
5+ bedrooms	4.3%

Vehicles per household

Vehicles	% of households
No vehicle	4.0%
1 vehicle	21.9%
2 vehicles	48.8%
3 or more	25.4%

Heating fuel

Fuel type	%
Utility gas	45.0%
Electricity	53.1%
Propane / LP gas	0.4%
Wood	0.7%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	5,933	53.5%
Cohabiting couple	679	6.1%
Male householder, no spouse	1,680	15.1%
Female householder, no spouse	2,800	25.2%
Households with children under 18	4,344	39.2%
Households with seniors (65+)	3,230	29.1%
Average household size	2.72

Marital status

Status	Male	Female
Never married	28.5%	27.0%
Married	57.7%	49.7%
Separated	1.6%	2.0%
Widowed	2.3%	7.4%
Divorced	9.9%	13.9%

Education

Less than 9th grade 1.3%

Some HS, no diploma 5.1%

HS graduate 29.4%

Some college, no degree 19.3%

Associate's degree 7.1%

Bachelor's degree 20.9%

Graduate / professional 16.8%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	37.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	421	5.1%
Kindergarten	558	6.7%
Elementary school	4,136	49.7%
High school	1,781	21.4%
College / grad school	1,426	17.1%

Employment

Industry of employment

Education & healthcare 28.1%

Manufacturing 14.9%

Public administration 11.6%

Retail trade 8.8%

Construction 7.8%

Professional & management 7.2%

Transportation & utilities 6.0%

Finance & real estate 5.5%

Other services 4.3%

Arts, food & hospitality 3.8%

Wholesale trade 1.1%

Agriculture & mining 0.5%

Information 0.4%

Occupation

Category	%
Management, business & arts	42.3%
Service	12.5%
Sales & office	20.6%
Natural resources & construction	11.4%
Production & transportation	13.1%

Employment type

Type	%
Private sector	71.7%
Government	24.2%
Self-employed	3.8%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	91.0%
Carpool	4.8%
Public transit	0.0%
Walk	0.3%
Work from home	3.7%
Other means	0.3%
Avg commute (minutes)	28.7

Poverty

All people 7.0%

Under 18 years 11.2%

18 and over 5.6%

Married-couple families 1.2%

Female-led households 24.0%

Income support

Source	% of households
Social Security	30.4%
Retirement income	24.6%
Supplemental Security	4.5%
Cash public assistance	0.3%
Food stamps / SNAP	7.7%

Health indicators

Condition	%
Obesity	35.1%
High blood pressure	37.1%
High cholesterol	32.3%
Diabetes	10.9%
Heart disease	5.6%
Stroke	3.0%
Asthma	8.6%
Arthritis	23.5%
Kidney disease	2.8%
Pulmonary disease	5.6%
Cancer	5.9%

Behavior / access	%
Smoking	15.7%
Binge drinking	21.5%
No physical activity	25.5%
Less than 7 hrs sleep	35.9%
Depression	23.2%
Fair or poor health	14.3%
Poor mental health	15.4%
Poor physical health	9.9%
No health insurance	11.4%
Visited doctor (checkup)	79.1%
Visited dentist	64.3%
Cholesterol screening	91.1%
Teeth loss	13.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,210	5.4%

Disability	%
Any disability	13.9%
Under 18	8.0%
18–64 years	11.4%
65 and over	34.2%

Health insurance coverage

Type	%
Private insurance	75.0%
Public insurance	32.2%
No insurance	4.9%
Uninsured under 19	3.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	28,771	94.5%
Spanish	28	0.1%
Other Indo-European	20	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	8	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	29,809	97.9%
Born in same state	29,544	97.0%
Born in different state	24,819	81.5%
Foreign born	265	0.9%
Naturalized citizen	649	2.1%
Not a US citizen	126	19.4%

Ancestry

Ancestry	Count	%
Arab	2,780	9.1%
French	2,140	7%
Italian	1,432	4.7%
German	484	1.6%

Ancestry	Count	%
Irish	93	0.3%
Polish	61	0.2%
English	40	0.1%
Dutch	4	0%

Technology access

Metric	% of households
Computer access	36.4%
Internet access	94.7%

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

Frequently asked questions about ZIP code 70791

What city is ZIP code 70791 in?

ZIP code 70791 is primarily assigned to Zachary, Louisiana.

What county is ZIP code 70791 in?

ZIP code 70791 falls within East Baton Rouge County, Louisiana.

Is ZIP code 70791 mostly owner-occupied?

84% of occupied units in ZIP code 70791 are owner-occupied, well above the national average.

What is the population of ZIP code 70791?

ZIP code 70791 has an estimated population of 30,458 residents, with a density of 256 people per square mile.

What is the median household income in ZIP code 70791?

The median household income in ZIP code 70791 is $78,977, above the national median of ~$75,000.

What is the typical home value in ZIP code 70791?

The median home value in ZIP code 70791 is $263,700.

What timezone is ZIP code 70791 in?

ZIP code 70791 observes the CST timezone.