PlainZIP

Princeton, KY · standard

ZIP Code 42445

Caldwell County, Kentucky - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

11,331
17/sq mi
$55,096
Median income
$118,100
Median home value
16.3%
Bachelor's or higher

The verdict

Princeton pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

21th pct
household income, US ZIPs
16th pct
home value, US ZIPs
17
people per sq mi
66%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 42445 against every reporting US ZIP.

ZIP code 42445 is a mid-sized community (a standard USPS delivery area) in Princeton, Caldwell County, Kentucky, home to 11,331 residents across 686.7 square miles, a density of 17 people per square mile, in the Chicago time zone.

ZIP 42445 reports a modest median household income of $55,096 (8% below the Kentucky average), while per-capita income is $31,322. Local economic indicators show a 15.3% poverty rate alongside 5.1% unemployment. Median home value sits at $118,100 (26% below the state average), median rent at $768 a month, and owner-occupancy at 65.9%.

Educational attainment sits below the national norm: 16.3% of adults hold a bachelor's degree or higher, the median age is 44, and the average commute is 24 minutes. The state and national benchmarks above give 42445's numbers context; they should not be read in isolation.

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 42445

Top 5 sectors by establishment count in Princeton, KY

Which industries have the most business establishments in ZIP 42445.

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 42445, Princeton, KY · 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

11,331

Population

686.7

Area (sq mi)

17

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 42445?

44.0

Median Age

49.9%

Male

50.1%

Female

1.4%

Foreign-Born

White 87.8%
African American 7.1%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.1%
Hispanic or Latino 1.8%

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?

$55,096

Median Household Income

-8% vs state

$31,322

Per Capita Income

15.3%

Poverty Rate

5.1%

Unemployment Rate

23.8 min

Mean Commute Time

How ZIP 42445 ranks nationally

Princeton, KY household income vs. every US ZIP code

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

$55,096 21st percentile higher than 21% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $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 60.6%
Bachelor's Degree or Higher 16.3%

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

What does housing look like?

4,912

Total Housing Units

4,310

Occupied Units

602

Vacant Units

2.39

Avg Household Size

Occupancy Type

Owner 65.9%
Renter 34.1%

$118,100

Median Home Value

-26% vs state

$768

Median Rent

1974

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

+24.6%

YoY Change (2024)

289

HPI Index (2000 = 100)

+189%

Total Change Since 2000

Home values in ZIP 42445 have increased 24.6% over the past year (2024). Since 2000, this ZIP has seen +189% cumulative appreciation.

Year Annual Change HPI Index
2020 +1.8% 159
2021 +3.1% 164
2022 +29.3% 212
2023 +9.7% 232
2024 +24.6% 289

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 244 business establishments in ZIP 42445, employing approximately 3,415 people with a combined annual payroll of $146,166,000.

244

Businesses

3,415

Employees

$146.2M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Retail trade 51 20.9%
Other services (except public administration) 32 13.1%
Health care and social assistance 28 11.5%
Accommodation and food services 24 9.8%
Construction 20 8.2%
Finance and insurance 19 7.8%
Professional, scientific, and technical services 13 5.3%
Manufacturing 10 4.1%
Wholesale trade 9 3.7%
Transportation and warehousing 9 3.7%
Administrative and support and waste management and remediation services 9 3.7%
Information 6 2.5%
Agriculture, forestry, fishing and hunting 3 1.2%
Real estate and rental and leasing 3 1.2%
Educational services 3 1.2%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Caldwell County

42411 standard
Fredonia, KY
Pop: 1,656

Related Areas

Caldwell County Princeton, KY Kentucky

Frequently Asked Questions

What county is ZIP code 42445 in? ▼
ZIP code 42445 (Princeton) is located in Caldwell County, Kentucky. Caldwell County contains multiple ZIP codes, see the full list at /counties/caldwell-ky.
What is the population of ZIP code 42445? ▼
ZIP code 42445 in Princeton, KY has a population of 11,331 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 42445? ▼
The median household income in ZIP 42445 is $55,096, which is 28% below the national average of $76,288.
What is the average home value in ZIP 42445? ▼
The median home value in ZIP 42445 is $118,100, which is 58% below the national average of $278,155.
What is the demographic makeup of ZIP 42445? ▼
The largest racial group in ZIP 42445 is White at 87.8%. Hispanic or Latino residents make up 1.8% of the population.
How many businesses are in ZIP code 42445? ▼
ZIP code 42445 has 244 business establishments employing approximately 3,415 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 42445? ▼
The top industries by establishment count in ZIP 42445 are: Retail trade (51), Other services (except public administration) (32), Health care and social assistance (28). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 42445? ▼
According to the FHFA House Price Index, home values in ZIP 42445 increased by 24.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 189%. 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 42445? ▼
In ZIP code 42445, 60.6% of residents aged 25+ have a high school diploma or higher, and 16.3% 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 42445? ▼
The mean commute time for workers in ZIP code 42445 is 23.8 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 42445? ▼
In ZIP code 42445, approximately 65.9% of occupied housing units are owner-occupied and 34.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 42445? ▼
The poverty rate in ZIP code 42445 is 15.3% 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.