ZIP Code 04578
standardSource:
Wiscasset · Lincoln County · Maine
- Population
- 4,450
- Median income
- $81,063
- Median home value
- $327,400
- Bachelor's or higher
- 37.1%
- Land area
- 86.6 sq mi
51/sq mi
▲ 6% vs US
higher than 63% of US ZIPs
▲ 18% vs US
higher than 70% of US ZIPs
Median age 52
New York
ZIP code 04578 in Wiscasset, Maine has a population of 4,450. The median household income is $81,063, which is 6% above the national average. Median home value is $327,400, 18% above the US average. 37.1% of residents hold a bachelor's degree or higher.
ZIP code 04578 is classified by USPS as a standard delivery area and covers roughly 86.6 square miles in Wiscasset, Lincoln County, Maine. The area is home to 4,450 residents, producing a population density of 51 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 04578 against Maine and the nation.
On the economic side, the median household income for ZIP 04578 sits at $81,063 (10% above the Maine average), while per-capita income is $43,393. The poverty rate stands at 5.5% and the unemployment rate at 2.5%. On housing, the median home value is $327,400 (15% above the state average) with median rent at $1,480 per month, and 84.8% of occupied units are owner-occupied, a direct signal of whether 04578 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 37.1% of adults hold a bachelor's degree or higher, the median age is 52, and the average commute is 26 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Lincoln County, so you can benchmark 04578 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 04578
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 04578.
- Retail trade
Retail trade
31 establishments
- Construction
Construction
23 establishments
- Accommodation and food services
Accommodation and food services
19 establishments
- Other services (except public administration)
Other services (except public administration)
13 establishments
- Professional, scientific, and technical services 9
Professional, scientific, and technical services
9 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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 04578, Wiscasset, ME · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
4,450
Population
86.6
Area (sq mi)
51
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 04578?
52.0
Median Age
56.3%
Male
43.7%
Female
1.8%
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?
$81,063
Median Household Income
+10% vs state
$43,393
Per Capita Income
5.5%
Poverty Rate
2.5%
Unemployment Rate
25.8 min
Mean Commute Time
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?
2,491
Total Housing Units
2,249
Occupied Units
242
Vacant Units
1.99
Avg Household Size
Occupancy Type
$327,400
Median Home Value
+15% vs state
$1,480
Median Rent
1983
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
+24.0%
YoY Change (2024)
253
HPI Index (2000 = 100)
+153%
Total Change Since 2000
Home values in ZIP 04578 have increased 24.0% over the past year (2024). Since 2000, this ZIP has seen +153% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2019 | +2.8% | 145 |
| 2020 | +4.3% | 152 |
| 2021 | +8.7% | 165 |
| 2022 | +24.0% | 204 |
| 2024 | — | 253 |
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 152 business establishments in ZIP 04578, employing approximately 2,311 people with a combined annual payroll of $51,742,000.
152
Businesses
2,311
Employees
$51.7M
Annual Payroll
14
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 31 | 20.4% |
| Construction | 23 | 15.1% |
| Accommodation and food services | 19 | 12.5% |
| Other services (except public administration) | 13 | 8.6% |
| Professional, scientific, and technical services | 9 | 5.9% |
| Manufacturing | 8 | 5.3% |
| Administrative and support and waste management and remediation services | 8 | 5.3% |
| Health care and social assistance | 8 | 5.3% |
| Arts, entertainment, and recreation | 6 | 4.0% |
| Finance and insurance | 5 | 3.3% |
| Real estate and rental and leasing | 5 | 3.3% |
| Agriculture, forestry, fishing and hunting | 4 | 2.6% |
| Wholesale trade | 4 | 2.6% |
| Educational services | 3 | 2.0% |
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 04578 vs 04556 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 04556 | Edgecomb, ME | 1,249 | 3.6 mi |
| 04579 | Woolwich, ME | 3,072 | 4.0 mi |
| 04571 | Trevett, ME | 323 | 5.9 mi |
| 04342 | Dresden, ME | 1,672 | 7.2 mi |
| 04537 | Boothbay, ME | 2,073 | 6.8 mi |
| 04575 | West Boothbay Harbor, ME | 85 | 9.0 mi |
| 04535 | Alna, ME | 709 | 7.9 mi |
| 04573 | Walpole, ME | 501 | 7.2 mi |
| 04553 | Newcastle, ME | 1,752 | 7.6 mi |
| 04538 | Boothbay Harbor, ME | 2,080 | 9.2 mi |
More ZIP Codes in Lincoln County
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Frequently Asked Questions
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What is the demographic makeup of ZIP 04578? ▼
How many businesses are in ZIP code 04578? ▼
What are the main industries in ZIP code 04578? ▼
How have home values changed in ZIP code 04578? ▼
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What is the average commute time in ZIP 04578? ▼
What percentage of residents own vs. rent in ZIP 04578? ▼
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ZIP Code Research Guides
Official Data Resources for Wiscasset, ME
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.