South Portland, ME · standard
ZIP Code 04106
Cumberland County, Maine - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 25,175
- 792/sq mi High-density area
- $86,188
- Median income Above-median income area
- $438,800
- Median home value Above-median home value
- 51.7%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
South Portland pairs an above-median household income with upper-quartile home values, in a low-density, mixed-tenure area.
- Top 31%
- household income, US ZIPs
- Top 17%
- home value, US ZIPs
- 792
- people per sq mi
- 58%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 04106 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 04106 (South Portland, ME) rose +7.7% from 2023 to 2024. The all-transactions index moved from 344.2 in 2023 to 370.6 in 2024 (2000 = 100).
ZIP code 04106 is a densely settled ZIP (a standard USPS delivery area) in South Portland, Cumberland County, Maine, with 25,175 residents across 31.8 square miles, a density of 792 people per square mile, in the New York time zone.
ZIP 04106 lands in the middle-income range, with a median household income of $86,188 (17% above the average Maine ZIP), while per-capita income is $50,622. Both reported hardship measures are comparatively low in absolute terms: poverty is 7.0% and unemployment is 2.8%. Median home value is $438,800 (55% above the average Maine ZIP) and median rent is $1,812; 58.4% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 51.7% of adults hold a bachelor's degree or higher, the median age is 41.1, and the average commute is 17 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Cumberland County, so 04106 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 04106
Top 5 sectors by establishment count in South Portland, ME
Which industries have the most business establishments in ZIP 04106.
- Retail trade
Retail trade
241 establishments
- Health care and social assistance
Health care and social assistance
171 establishments
- Accommodation and food services
Accommodation and food services
133 establishments
- Professional, scientific, and technical services 96
Professional, scientific, and technical services
96 establishments
- Construction 89
Construction
89 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 04106, South Portland, ME · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
25,175
Population
31.8
Area (sq mi)
792
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 04106?
41.1
Median Age
46.2%
Male
53.8%
Female
10.4%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$86,188
Median Household Income
+17% vs state ZIP avg
$50,622
Per Capita Income
7.0%
Poverty Rate
2.8%
Unemployment Rate
17.2 min
Mean Commute Time
How ZIP 04106 ranks among Maine ZIPs
South Portland, ME household income vs. every Maine ZIP code
Median household income among 395 reporting Maine ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$86,188 Top 24% higher than 76% of 395 Maine ZIPs
Each bar is a $20K-wide band; taller bars hold more Maine ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
12,860housing units
12,860
Total Housing Units
12,230
Occupied Units
630
Vacant Units
2.16
Avg Household Size
Occupancy Type
$438,800
Median Home Value
+55% vs state ZIP avg
$1,812
Median Rent
1969
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+7.7%
YoY Change (2024)
371
HPI Index (2000 = 100)
+271%
Total Change Since 2000
Home values in ZIP 04106 have increased 7.7% over the past year (2024). Since 2000, this ZIP has seen +271% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +5.6% | 233 |
| 2021 | +14.6% | 267 |
| 2022 | +16.6% | 311 |
| 2023 | +10.5% | 344 |
| 2024 | +7.7% | 371 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 1,238 business establishments in ZIP 04106, employing approximately 24,278 people with a combined annual payroll of $1,583,761,000.
1,238
Businesses
24,278
Employees
$1.6B
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 241 | 19.5% |
| Health care and social assistance | 171 | 13.8% |
| Accommodation and food services | 133 | 10.7% |
| Professional, scientific, and technical services | 96 | 7.8% |
| Construction | 89 | 7.2% |
| Other services (except public administration) | 83 | 6.7% |
| Administrative and support and waste management and remediation services | 77 | 6.2% |
| Finance and insurance | 72 | 5.8% |
| Real estate and rental and leasing | 68 | 5.5% |
| Wholesale trade | 49 | 4.0% |
| Transportation and warehousing | 37 | 3.0% |
| Manufacturing | 31 | 2.5% |
| Information | 27 | 2.2% |
| Arts, entertainment, and recreation | 25 | 2.0% |
| Educational services | 19 | 1.5% |
| Management of companies and enterprises | 11 | 0.9% |
| Agriculture, forestry, fishing and hunting | 7 | 0.6% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 04106 vs 04102 →
ZIP 04106 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 04103
Portland (04103)
30,606 residents
- 04106
South Portland (04106)
25,175 residents
- 04074
Scarborough (04074)
18,760 residents
- 04092
Westbrook (04092)
17,515 residents
- 04102
Portland (04102)
17,335 residents
- 04101
Portland (04101)
17,227 residents
- 04105 11,158
Falmouth (04105)
11,158 residents
- 04107 8,980
Cape Elizabeth (04107)
8,980 residents
- 04108 862
Peaks Island (04108)
862 residents
What this shows Among its immediate neighbors, ZIP 04106 ranks #2 by population - useful context the national average alone can't give.
ZIP 04106 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 04105
Falmouth (04105)
$150,919 median income
- 04107
Cape Elizabeth (04107)
$146,054 median income
- 04074
Scarborough (04074)
$135,018 median income
- 04108
Peaks Island (04108)
$94,318 median income
- 04050
Long Island (04050)
$91,250 median income
- 04103
Portland (04103)
$89,796 median income
- 04106
South Portland (04106)
$86,188 median income
- 04092
Westbrook (04092)
$85,038 median income
- 04102
Portland (04102)
$82,751 median income
What this shows By household income, ZIP 04106 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 04102 | Portland, ME | 17,335 | 2.1 mi |
| 04101 | Portland, ME | 17,227 | 2.7 mi |
| 04103 | Portland, ME | 30,606 | 4.4 mi |
| 04107 | Cape Elizabeth, ME | 8,980 | 3.9 mi |
| 04074 | Scarborough, ME | 18,760 | 4.8 mi |
| 04105 | Falmouth, ME | 11,158 | 8.1 mi |
| 04109 | Portland, ME | 93 | 5.1 mi |
| 04092 | Westbrook, ME | 17,515 | 5.5 mi |
| 04108 | Peaks Island, ME | 862 | 5.4 mi |
| 04050 | Long Island, ME | 230 | 7.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 04106, both outside ME so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (25,175 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Cumberland County
Related Areas
Frequently Asked Questions
What county is ZIP code 04106 in?
ZIP code 04106 (South Portland) is located in Cumberland County, Maine. Cumberland County contains multiple ZIP codes, see the full list at /counties/cumberland-me.
What is the population of ZIP code 04106?
ZIP code 04106 in South Portland, ME has a population of 25,175 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 04106?
The median household income in ZIP 04106 is $86,188, which is 13% above the national average of $76,288.
What is the average home value in ZIP 04106?
The median home value in ZIP 04106 is $438,800, which is 58% above the national average of $278,155.
What is the demographic makeup of ZIP 04106?
The largest racial group in ZIP 04106 is White at 80.1%. Hispanic or Latino residents make up 4.0% of the population.
How many businesses are in ZIP code 04106?
ZIP code 04106 has 1,238 business establishments employing approximately 24,278 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 04106?
The top industries by establishment count in ZIP 04106 are: Retail trade (241), Health care and social assistance (171), Accommodation and food services (133). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 04106?
According to the FHFA House Price Index, home values in ZIP 04106 increased by 7.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 271%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 04106?
In ZIP code 04106, 73.1% of residents aged 25+ have a high school diploma or higher, and 51.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 04106?
The mean commute time for workers in ZIP code 04106 is 17.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 04106?
In ZIP code 04106, approximately 58.4% of occupied housing units are owner-occupied and 41.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 04106?
The poverty rate in ZIP code 04106 is 7.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 04106's numbers, next.
- See how ZIP 04106 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where South Portland, ME ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.