PlainZIP

Princeton, KS · standard

ZIP Code 66078

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

961
6/sq mi
$80,000
Median income
$205,900
Median home value
36.3%
Bachelor's or higher

The verdict

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

Top 38%
household income, US ZIPs
45th pct
home value, US ZIPs
6
people per sq mi
93%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 66078 against every reporting US ZIP.

ZIP code 66078 is a sparsely populated ZIP (a standard USPS delivery area) in Princeton, Franklin County, Kansas, home to just 961 residents across 165.7 square miles, a density of 6 people per square mile, in the Chicago time zone.

ZIP 66078 lands in the middle-income range, with a median household income of $80,000 (11% above the Kansas average), while per-capita income is $36,504. 15.5% of residents live below the poverty line, and the unemployment rate reads 3.4%. The typical home here is valued at $205,900 (27% above the state average); renters pay a median of $1,000 monthly, and 92.6% of units are owner-occupied.

A solid share of residents have a four-year degree: 36.3% of adults hold a bachelor's degree or higher, the median age is 45.1, and the average commute is -. To put 66078 in local context, 4 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Franklin 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 →

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 66078, Princeton, KS · 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

961

Population

165.7

Area (sq mi)

6

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 66078?

45.1

Median Age

51.1%

Male

48.9%

Female

0.4%

Foreign-Born

White 95.3%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.5%
Hispanic or Latino 4.2%

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?

$80,000

Median Household Income

+11% vs state

$36,504

Per Capita Income

15.5%

Poverty Rate

3.4%

Unemployment Rate

How ZIP 66078 ranks nationally

Princeton, KS household income vs. every US ZIP code

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

$80,000 Top 38% higher than 62% 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%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 63.0%
Bachelor's Degree or Higher 36.3%

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

What does housing look like?

332

Total Housing Units

296

Occupied Units

36

Vacant Units

2.72

Avg Household Size

Occupancy Type

Owner 92.6%
Renter 7.4%

$205,900

Median Home Value

+27% vs state

$1,000

Median Rent

1978

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 10 business establishments in ZIP 66078, employing approximately 68 people with a combined annual payroll of $2,007,000.

10

Businesses

68

Employees

$2.0M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Retail trade 4 40.0%

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 66078 vs 66080 →

ZIP 66078 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 66078 ranks #3 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 66078 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 66078 ranks #3 of 5 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
66080 Richmond, KS 1,065 5.4 mi
66067 Ottawa, KS 16,170 9.5 mi
66079 Rantoul, KS 781 9.1 mi
66033 Greeley, KS 767 11.2 mi

More ZIP Codes in Franklin County

66067 standard
Ottawa, KS
Pop: 16,170
66092 standard
Wellsville, KS
Pop: 4,084
66076 standard
Pomona, KS
Pop: 2,200
66080 standard
Richmond, KS
Pop: 1,065
66095 standard
Williamsburg, KS
Pop: 896
66079 standard
Rantoul, KS
Pop: 781

Related Areas

Franklin County Princeton, KS Kansas

Frequently Asked Questions

What county is ZIP code 66078 in? ▼
ZIP code 66078 (Princeton) is located in Franklin County, Kansas. Franklin County contains multiple ZIP codes, see the full list at /counties/franklin-ks.
What is the population of ZIP code 66078? ▼
ZIP code 66078 in Princeton, KS has a population of 961 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 66078? ▼
The median household income in ZIP 66078 is $80,000, which is 5% above the national average of $76,288.
What is the average home value in ZIP 66078? ▼
The median home value in ZIP 66078 is $205,900, which is 26% below the national average of $278,155.
What is the demographic makeup of ZIP 66078? ▼
The largest racial group in ZIP 66078 is White at 95.3%. Hispanic or Latino residents make up 4.2% of the population.
How many businesses are in ZIP code 66078? ▼
ZIP code 66078 has 10 business establishments employing approximately 68 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 66078? ▼
In ZIP code 66078, 63.0% of residents aged 25+ have a high school diploma or higher, and 36.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 66078? ▼
In ZIP code 66078, approximately 92.6% of occupied housing units are owner-occupied and 7.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 66078? ▼
The poverty rate in ZIP code 66078 is 15.5% 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.