US ZIP Code
54923

Berlin, WI

Green Lake County  ·  Wisconsin

● Active
👥 8,850 Population
💰 $63,750 Median HH Income
▼ 16% below avg ↑ 15% since 2019
🎂 43.4 Median Age
🏠 $180,400 Median Home Value
▼ 35% below avg ↑ 33% since 2019
🎓 29.7% College Grads
▼ 23% below avg
📊 2.9% Unemployment
▼ 41% below avg ↓ 34% since 2019
ZIP Code Details
ZIP Code54923
CityBerlin
StateWisconsin (WI)
CountyGreen Lake County
Area Code274/920
Elevation780 ft
Latitude43.99772
Longitude-88.9668
TimezoneChicago (DST)
FIPS55047
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.8% (4,581) Female 48.2% (4,269) ♀

Race & Ethnicity

White: 85.8%Hispanic: 9.7%Black: 0.4%Asian: 1.1%Other: 2%Race
White85.8%
Hispanic9.7%
Black0.4%
Asian1.1%
Other2.0%

Age Breakdown

Under 5
5%
5–17
16%
18–24
8%
25–44
22%
45–64
30%
65+
8%

Key Indicators

Median Age43.4 yrs
Avg Household Size2.33
Below Poverty12.0% ▲ 20% above avg
College Grads29.7% ▼ 23% below avg
Unemployment2.9% ▼ 41% below avg
No HS Diploma31 (0.5%)
HS Graduate2,200 (37.6%)
Some College870 (14.9%)
Associates1,014 (17.3%)
Bachelors551 (9.4%)
Graduate Degree1,186 (20.3%)

Education

No HS: 0.5%HS Grad: 37.6%Some College: 14.9%Associates: 17.3%Bachelors: 9.4%Graduate: 20.3%Edu
No HS0.5%
HS Grad37.6%
Some College14.9%
Associates17.3%
Bachelors9.4%
Graduate20.3%
Housing & Income

Housing Tenure

Owner: 70.2%Renter: 29.8%Tenure
Owner70.2%
Renter29.8%

Home Value Distribution

Under $50k
3%
$50k–100k
10%
$100k–150k
26%
$150k–200k
19%
$200k–300k
20%
$300k–500k
18%
Over $500k
3%

Financials

Median HH Income$63,750 ▼ 16% below avg ↑ 15% since 2019
Median Home Value$180,400 ▼ 35% below avg ↑ 33% since 2019
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$815/mo ↑ 6% since 2019
Total Units4,137
Vacant Units363
Avg HH Size2.33

Income Distribution

Under $25k
15%
$25k–50k
20%
$50k–75k
22%
$75k–100k
14%
$100k–150k
19%
$150k–200k
5%
Over $200k
4%
Employment & Commute

How People Get to Work

Drove Alone
88%
Public Transit
1%
Walked
4%
Work From Home
8%

Commute Time

Under 15 min
35%
15–30 min
30%
30–45 min
25%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
8%
1960s–1970s
13%
1980s–1990s
15%
2000+
61%

Summary

Total Units4,137
Vacant363
Owner Occupied70.2%
Renter Occupied29.8%
Avg HH Size2.33
Frequently Asked Questions
ZIP code 54923 is in Berlin, WI, in Green Lake County.
ZIP code 54923 is located in Wisconsin (WI).
ZIP code 54923 is in Green Lake County, WI.
ZIP 54923 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 54923 is 8,850 people (ACS 2023).
The median household income in ZIP code 54923 is $63,750 (ACS 2023).
The median home value in ZIP 54923 is $180,400 (ACS 2023).
About ZIP Code 54923

ZIP code 54923 is located in Berlin, Wisconsin, within Green Lake County. With a population of 8,850, this is a lightly populated ZIP code with a middle-aged community — the median age is 43.4 years. Economically, 54923 is a solidly middle-class ZIP code: the median household income of $63,750 is below the national average.

Real estate in ZIP code 54923 represents an affordable housing market. The median home value of $180,400 is below the national average. Renters can expect to pay around $815 per month in median rent. Homeownership is strong here — 70.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 33% since 2019.

The population of 54923 is primarily White (85.82%). Residents are moderately educated — 29.7% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 12.0%. Household income has grown by 15% since 2019.

The unemployment rate in 54923 stands at 2.9%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 81%.

Overall, ZIP code 54923 in Berlin, WI is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 8,850 residents, a median household income of $63,750, and a median home value of $180,400, it offers a clear picture of life in this part of Wisconsin.