US ZIP Code
04864

Warren, ME

Knox County  ·  Maine

● Active
👥 4,893 Population ↑ 3% since 2019
💰 $77,321 Median HH Income
≈ Avg ↑ 14% since 2019
🎂 42.6 Median Age
🏠 $215,500 Median Home Value
▼ 23% below avg ↑ 29% since 2019
🎓 28.6% College Grads
▼ 26% below avg
📊 0.6% Unemployment
▼ 88% below avg ↓ 65% since 2019
ZIP Code Details
ZIP Code04864
CityWarren
StateMaine (ME)
CountyKnox County
Area Code207
Elevation123 ft
Latitude44.12801
Longitude-69.243885
TimezoneNew York (DST)
FIPS23013
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 63.4% (3,104) Female 36.6% (1,789) ♀

Race & Ethnicity

White: 89.8%Hispanic: 2.2%Black: 1.6%Asian: 0.7%Other: 5.3%Race
White89.8%
Hispanic2.2%
Black1.6%
Asian0.7%
Other5.3%

Age Breakdown

Under 5
2%
5–17
13%
18–24
5%
25–44
34%
45–64
35%
65+
5%

Key Indicators

Median Age42.6 yrs
Avg Household Size2.40
Below Poverty7.6% ▼ 24% below avg
College Grads28.6% ▼ 26% below avg
Unemployment0.6% ▼ 88% below avg
No HS Diploma13 (0.4%)
HS Graduate1,211 (32.6%)
Some College865 (23.3%)
Associates562 (15.1%)
Bachelors333 (9%)
Graduate Degree727 (19.6%)

Education

No HS: 0.4%HS Grad: 32.6%Some College: 23.3%Associates: 15.1%Bachelors: 9%Graduate: 19.6%Edu
No HS0.4%
HS Grad32.6%
Some College23.3%
Associates15.1%
Bachelors9.0%
Graduate19.6%
Housing & Income

Housing Tenure

Owner: 89.2%Renter: 10.8%Tenure
Owner89.2%
Renter10.8%

Home Value Distribution

Under $50k
3%
$50k–100k
5%
$100k–150k
13%
$150k–200k
25%
$200k–300k
27%
$300k–500k
24%
Over $500k
4%

Financials

Median HH Income$77,321 ≈ Avg ↑ 14% since 2019
Median Home Value$215,500 ▼ 23% below avg ↑ 29% since 2019
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$1,058/mo ↑ 23% since 2019
Total Units1,876
Vacant Units317
Avg HH Size2.40

Income Distribution

Under $25k
14%
$25k–50k
7%
$50k–75k
27%
$75k–100k
17%
$100k–150k
19%
$150k–200k
11%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
88%
Walked
1%
Work From Home
11%

Commute Time

Under 15 min
28%
15–30 min
54%
30–45 min
8%
Over 45 min
10%
Housing Stock

Year Built

1940s–1950s
3%
1960s–1970s
19%
1980s–1990s
17%
2000+
60%

Summary

Total Units1,876
Vacant317
Owner Occupied89.2%
Renter Occupied10.8%
Avg HH Size2.40
Frequently Asked Questions
ZIP code 04864 is in Warren, ME, in Knox County.
ZIP code 04864 is located in Maine (ME).
ZIP code 04864 is in Knox County, ME.
ZIP 04864 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 04864 is 4,893 people (ACS 2023).
The median household income in ZIP code 04864 is $77,321 (ACS 2023).
The median home value in ZIP 04864 is $215,500 (ACS 2023).
About ZIP Code 04864

ZIP code 04864 is located in Warren, Maine, within Knox County. With a population of 4,893, this is a lightly populated ZIP code with a middle-aged community — the median age is 42.6 years. Economically, 04864 is a middle-income ZIP code: the median household income of $77,321 is near the national average.

Real estate in ZIP code 04864 represents an affordable housing market. The median home value of $215,500 is below the national average. Renters can expect to pay around $1,058 per month in median rent. Homeownership is strong here — 89.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 29% since 2019.

The population of 04864 is primarily White (89.76%). Residents are moderately educated — 28.6% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 7.6%. Household income has grown by 14% since 2019.

The unemployment rate in 04864 stands at 0.6%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 79%.

Overall, ZIP code 04864 in Warren, ME is characterized as middle-income, moderately educated, a middle-aged community, and predominantly owner-occupied. With 4,893 residents, a median household income of $77,321, and a median home value of $215,500, it offers a clear picture of life in this part of Maine.