ZIP Code 70558 in Milton, LA

Data Last Updated: March 1, 2026
City:Milton, Louisiana
Parish:Lafayette Parish
Timezone:Central (GMT -06:00)
Local Time:8:58:44 AM
Population:140 [See All]
Area Code:337
Classification:PO Box
Coordinates:30.1005, -92.0638
Land Area:0.119 sq mi
Quick Link:
https://www.zip-codes.com/zip-code/70558/zip-code-70558.asp

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In the United States, a county equivalent is a political or administrative subdivision of a state. It has a specific geographic area and some level of governmental authority. The term "county" is used in 47 states. Alaska, Louisiana, and Connecticut have functionally equivalent subdivisions called Boroughs, Parishes, and Planning Regions, respectively. They functionally act like counties by subdividing the state.

70558 Milton, LA - Regional Mail Hub in Lafayette Parish

ZIP Code 70558, Milton

Border Hub
LocationLafayette County, LA
Area0.0 sq mi
Population140
Households54
PO Boxes178 Regional Hub (330%)
Median Age30.7 years
ZIP CreatedBefore Oct 2004
Key Facts
  • This ZIP was classified as PO Box only and is designated a PO Box Only Zone with no alternative delivery options
  • The post office maintains 178 PO Boxes for only 54 local households, showing a 3.3x adoption rate that indicates regional service beyond the immediate area
  • Despite PO Box classification, limited street delivery exists on Espasie Street with two city carrier routes serving 27 delivery points
  • The entire ZIP covers only 0.023 square miles, making it one of the smallest PO Box-classified territories
  • With a median age of 30.7 years and a population of 140, this is a young, very small community serving as a rural postal access point

Community Overview

Milton is an unincorporated community in Lafayette Parish, Louisiana. This ZIP covers just 0.023 square miles but serves as a regional mail hub for the surrounding area. With 178 PO Boxes serving only 54 households, the post office maintains more than three times as many boxes as local homes.

PO Box Only Zone Designation

This is designated a PO Box Only Zone, meaning residents and businesses within this territory have no alternative mail delivery option. The Milton post office handles mail for people from the immediate community and surrounding areas who travel here for their postal needs. The high box count relative to local population shows the post office's regional service role.

Limited Street Infrastructure

The community has limited street infrastructure. Espasie Street is the only street in the ZIP+4 records, with 27 delivery points that include multi-unit addresses. Despite the PO Box classification, the post office operates two city carrier routes serving this street alongside the PO Box services.

Population Profile

Milton's 140 residents have a median age of 30.7 years. The population is predominantly White (79%), with 14% identifying as Two or More Races and 9% as Hispanic or Latino. The community includes 32 owner-occupied homes and 22 renter-occupied homes, along with six small businesses employing 32 people.

Mailing to Milton

For mailing purposes, all correspondence should use the city name MILTON with ZIP 70558. The post office is the primary postal facility for this area, and PO Box addresses are the standard format for most mail delivery in this zone.

Street Name Patterns

Single Street Multi Unit

Espasie Street is the only street in ZIP+4 records, with multi-unit addressing indicating apartments or townhomes.

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Population & Demographics


ZIP Code 70558 has 140 residents and 54 households (average 2.59 persons per household). The median age is 30.7 years, significantly younger than the state (38.1) and significantly younger than the nation (38.8). The gender split is 54.3% male and 45.7% female, which is higher than the state male share (48.5%), making this a male-majority area. Largest groups are White (78.6%, much higher than the state average of 57.1% and well above the national average of 61.6%) and Hispanic or Latino (11.4%); Hispanic or Latino residents make up 11.4%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:140Source: Census DHC
2024 ACS Population Estimate:24Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:1,176.5 people per sq mile
Average Income:$0Source: Census ACS
Households:54Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:2.59Source: Census DHC
Average Family Size:4.32Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--143112930000001324242424
Decennial Census134------------------140--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 30.7

Male Median Age: 36.2

Female Median Age: 30.3

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male053971301023421250001
Female922666470522148000
Total97515131941728641398001
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:11080.29%
Black:42.92%
Hispanic:*1611.68%
Asian:21.46%
American Indian:10.73%
Hawaiian:00%
Other:42.92%
Total:137100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:7654.29%36.2 years
Females:6445.71%30.3 years
Total:140100%30.7 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:24100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:24100%
Total Native Population:24100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $0, which is well under the national median ($80,734), is down $35,817 (100.0%) since 2011 and above its 2019 pre-pandemic level by $0. Family households earn a median of $0 versus $0 for nonfamily households (a difference of $0). By gender, male median income is $0 and female is $0, which is considerably lower than the national female median ($55,274), with a current gap of $0 that has stayed about the same from 2011 to 2024. The labor-force participation rate is 0.0%, which is markedly below the national rate (63.5%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$35,817$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Family Income$35,817$0$0$0$0$0$0$0$0$0$0$0$0$0
Median NonFamily Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Male Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:00.00%
Unemployed:00.00%
Not In Labor Force:24100.00%
Total:24100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:00%
Service:00%
Sales and Office:00%
Natural resources, construction, and maintenance:00%
Production, transportation, and material moving:00%
Total Civilian Employed Population:0100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $0, which is much lower than the national median ($332,700), and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is well under the national median ($1,413), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:28.33%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:2291.67%
Total:24100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):00.00%
Owner Occupied (free and clear, no mortgage):00.00%
Renter Occupied:24100.00%
Total Occupied Housing Units:24100%

Occupied Housing Units:2443.64%
Vacant Housing Units (not graphed):3156.36%
Total Housing Units:55100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:55100.00%
Multi-Family Units:00.00%
Other Units:00.00%
Total Housing Units:55100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 0.00% of adults (25+) have a bachelor's degree or higher, which is comparable to the national rate (35.70%). High school or higher is 100.00%, which is comparable to the national rate (89.60%). The uninsured rate is 91.70%, which is far higher than the national rate (8.40%). The share of people in poverty is -666,666,666.00%, which is far lower than the national rate (8.80%), down 25.70 percentage points since 2011. This points to a pronounced improvement in local conditions - rising incomes, firmer consumer demand, and a stronger tax base. Insufficient data for school enrollment.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):24100.00%
Some college, no degree:00.00%
Associate's degree:00.00%
Bachelor's degree:00.00%
Graduate or professional degree:00.00%
Total:24100%
High school or higher:24100.00%
Bachelor's degree or higher:00.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:00.00%
Public Insurance:28.33%
No Insurance:2291.67%
Total:24100%
Has Health Insurance:28.33%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty25.7%0.0%0.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%0.0%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00%
Kindergarten:00%
Elementary school (grades 1-8):00%
High school (grades 9-12):00%
College or graduate school:00%
Total:0100%
Early Childhood:00%
K-12 (Primary & Secondary School):00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 70558 supports both business and residential activity. According to the Business Census (2024), there are 5 business establishments, employing about 34 people with an annual payroll of $872,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:234Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:5Source: CBP
1st Quarter Payroll:$248,000Source: CBP
Annual Payroll:$872,000Source: CBP
# of Employees:34Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 70558 is located in Lafayette Parish, Louisiana, within the Lafayette, LA Metropolitan Statistical Area (CBSA 29180) and Louisiana's 3rd Congressional District. This Metro area has a population of 273,738 people, about 0.05% of whom live in ZIP Code 70558. It covers 0.119 sq mi of land and a water area of 0 sq mi.

CBSA Name:Lafayette, LASource: Census
CBSA Number:29180Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:273,738Source: Census
MSA:Lafayette, LA MSASource: Census
Land Area:0.119 sq miSource: Census
Water Area:--Source: Census
Congressional District:03Source: USPS
Congressional Land Area:6983.32 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2250815Source: Census
Place Name:Milton CDP; LouisianaSource: Census

Adjacent & Nearby ZIP Codes


70559 | | 70556

Schools in ZIP Code 70558


We could not locate which school district 70558 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Milton Elementary School 222 W. Milton Avenue
Lafayette, LA 70508
District: Lafayette Parish School DistrictNearby
Ernest Gallet Elementary School 2901 E Milton Ave
Youngsville, LA 70592
District: Lafayette Parish School DistrictNearby
Acadiana Renaissance Charter Academy 600 Savoy Rd
Youngsville, LA 70592
District: UnknownNearby
Cecil Picard Elementary School At Maurice 203 South Albert Avenue
Maurice, LA 70555
District: Vermilion Parish School DistrictNearby
Green T. Lindon Elementary School 603 Avenue B
Youngsville, LA 70592
District: Lafayette Parish School DistrictNearby
St Thomas More Catholic High School 450 E Farrel Rd
Lafayette, LA 70508
District: Private SchoolNearby
St Cecilia School 302 W Main St
Broussard, LA 70518
District: Private SchoolNearby
Episcopal School Of Acadiana 721 Kaliste Saloom Rd
Lafayette, LA 70508
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 70558


Delta College Of Arts & Technology-Lafayette Campus 200 Republic Ave., Suite F
Lafayette, LA 70508
Type: Post Secondary
Remington College-Lafayette Campus 4021-A Ambassador Caffery Parkway, Suite 100a
Lafayette, LA 70503
Type: Post Secondary
Cosmetology Training Center 5520 Johnston Street, Suite H2
Lafayette, LA 70503
Type: Post Secondary
Unitech Training Academy-Lafayette 3253 Ambassador Caffery
Lafayette, LA 70506
Type: Post Secondary
Blue Cliff College-Lafayette 120 James Comeaux Rd.
Lafayette, LA 70508
Type: Post Secondary
Aveda Arts & Sciences Institute-Lafayette 2922 Johnston St
Lafayette, LA 70503-3246
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on March 1, 2026.

  1. U.S. Postal Service [Last Updated: 3/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 3/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 3/1/2026], https://nces.ed.gov