PlainZIP

Berlin, WI · standard

ZIP Code 54923

Green Lake County, Wisconsin - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

8,733
25/sq mi
$66,223
Median income
$189,300
Median home value
19.2%
Bachelor's or higher

The verdict

Berlin pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.

40th pct
household income, US ZIPs
41th pct
home value, US ZIPs
25
people per sq mi
69%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 54923 against every reporting US ZIP.

ZIP code 54923 is a mid-sized community (a standard USPS delivery area) in Berlin, Green Lake County, Wisconsin, home to 8,733 residents across 350.7 square miles, a density of 25 people per square mile, in the Chicago time zone.

ZIP 54923 reports a modest median household income of $66,223 (15% below the Wisconsin average), while per-capita income is $36,385. Poverty here runs at 11.4%, with unemployment measured at 1.9%. Housing costs here run $189,300 for a typical home value (24% below the state average), with rent averaging $835 a month; 68.7% of homes are owner-occupied.

Educational attainment sits below the national norm: 19.2% of adults hold a bachelor's degree or higher, the median age is 43.9, and the average commute is 24 minutes. To put 54923 in local context, 3 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Green Lake County, for a geography-aware comparison.

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 54923

Top 5 sectors by establishment count in Berlin, WI

Which industries have the most business establishments in ZIP 54923.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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 54923, Berlin, WI · 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

8,733

Population

350.7

Area (sq mi)

25

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 54923?

43.9

Median Age

51.4%

Male

48.6%

Female

1.9%

Foreign-Born

White 88.4%
African American 0.8%
Asian 2.0%
American Indian or Alaska Native 0.6%
Native Hawaiian or Pacific Islander 0.2%
Two or More Ethnicities 4.6%
Hispanic or Latino 8.4%

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?

$66,223

Median Household Income

-15% vs state

$36,385

Per Capita Income

11.4%

Poverty Rate

1.9%

Unemployment Rate

23.5 min

Mean Commute Time

How ZIP 54923 ranks nationally

Berlin, WI household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$66,223 40th percentile higher than 40% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 58.5%
Bachelor's Degree or Higher 19.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

4,162

Total Housing Units

3,795

Occupied Units

367

Vacant Units

2.30

Avg Household Size

Occupancy Type

Owner 68.7%
Renter 31.3%

$189,300

Median Home Value

-24% vs state

$835

Median Rent

1971

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

+13.5%

YoY Change (2024)

219

HPI Index (2000 = 100)

+119%

Total Change Since 2000

Home values in ZIP 54923 have increased 13.5% over the past year (2024). Since 2000, this ZIP has seen +119% cumulative appreciation.

Year Annual Change HPI Index
2020 +1.6% 135
2021 +9.2% 147
2022 +10.3% 162
2023 +19.0% 193
2024 +13.5% 219

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 202 business establishments in ZIP 54923, employing approximately 3,166 people with a combined annual payroll of $198,384,000.

202

Businesses

3,166

Employees

$198.4M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 30 14.8%
Retail trade 25 12.4%
Other services (except public administration) 24 11.9%
Accommodation and food services 21 10.4%
Manufacturing 20 9.9%
Construction 18 8.9%
Professional, scientific, and technical services 11 5.5%
Transportation and warehousing 10 5.0%
Administrative and support and waste management and remediation services 9 4.5%
Finance and insurance 8 4.0%
Wholesale trade 7 3.5%
Information 7 3.5%
Arts, entertainment, and recreation 4 2.0%
Real estate and rental and leasing 3 1.5%
Management of companies and enterprises 3 1.5%

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 54923 vs 54967 →

ZIP 54923 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 54923 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 54923 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 54923 ranks #2 of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
54967 Poy Sippi, WI 434 9.2 mi
54970 Redgranite, WI 3,902 8.1 mi
54971 Ripon, WI 10,827 11.9 mi

More ZIP Codes in Green Lake County

53946 standard
Markesan, WI
Pop: 4,386
54968 standard
Princeton, WI
Pop: 2,779
54941 standard
Green Lake, WI
Pop: 2,613
53926 standard
Dalton, WI
Pop: 1,628
53939 standard
Kingston, WI
Pop: 244
53947 standard
Marquette, WI
Pop: 137

Related Areas

Green Lake County Berlin, WI Wisconsin

Frequently Asked Questions

What county is ZIP code 54923 in? ▼
ZIP code 54923 (Berlin) is located in Green Lake County, Wisconsin. Green Lake County contains multiple ZIP codes, see the full list at /counties/green-lake-wi.
What is the population of ZIP code 54923? ▼
ZIP code 54923 in Berlin, WI has a population of 8,733 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 54923? ▼
The median household income in ZIP 54923 is $66,223, which is 13% below the national average of $76,288.
What is the average home value in ZIP 54923? ▼
The median home value in ZIP 54923 is $189,300, which is 32% below the national average of $278,155.
What is the demographic makeup of ZIP 54923? ▼
The largest racial group in ZIP 54923 is White at 88.4%. Hispanic or Latino residents make up 8.4% of the population.
How many businesses are in ZIP code 54923? ▼
ZIP code 54923 has 202 business establishments employing approximately 3,166 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 54923? ▼
The top industries by establishment count in ZIP 54923 are: Health care and social assistance (30), Retail trade (25), Other services (except public administration) (24). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 54923? ▼
According to the FHFA House Price Index, home values in ZIP 54923 increased by 13.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 119%. 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 54923? ▼
In ZIP code 54923, 58.5% of residents aged 25+ have a high school diploma or higher, and 19.2% 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 54923? ▼
The mean commute time for workers in ZIP code 54923 is 23.5 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 54923? ▼
In ZIP code 54923, approximately 68.7% of occupied housing units are owner-occupied and 31.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 54923? ▼
The poverty rate in ZIP code 54923 is 11.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.