US ZIP Code
66078

Princeton, KS

Franklin County  ·  Kansas

● Active
👥 766 Population ↓ 33% since 2019
💰 $84,145 Median HH Income
▲ 10% above avg ↑ 48% since 2019
🎂 45.4 Median Age ↑ 29% since 2019
🏠 $212,900 Median Home Value
▼ 24% below avg ↑ 33% since 2019
🎓 50.8% College Grads
▲ 31% above avg
📊 3.4% Unemployment
▼ 31% below avg ↑ 99% since 2019
ZIP Code Details
ZIP Code66078
CityPrinceton
StateKansas (KS)
CountyFranklin County
Area Code785
Elevation948 ft
Latitude38.48454
Longitude-95.25801
TimezoneChicago (DST)
FIPS20059
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.0% (383) Female 50.0% (383) ♀

Race & Ethnicity

White: 94.8%Hispanic: 3.4%Asian: 0.5%Other: 0.9%Race
White94.8%
Hispanic3.4%
Asian0.5%
Other0.9%

Age Breakdown

Under 5
1%
5–17
19%
18–24
8%
25–44
20%
45–64
30%
65+
5%

Key Indicators

Median Age45.4 yrs ↑ 29% since 2019
Avg Household Size2.75
Below Poverty11.1% ▲ 11% above avg
College Grads50.8% ▲ 31% above avg
Unemployment3.4% ▼ 31% below avg
No HS Diploma2 (0.4%)
HS Graduate142 (29%)
Some College65 (13.3%)
Associates32 (6.5%)
Bachelors49 (10%)
Graduate Degree200 (40.8%)

Education

No HS: 0.4%HS Grad: 29%Some College: 13.3%Associates: 6.5%Bachelors: 10%Graduate: 40.8%Edu
No HS0.4%
HS Grad29.0%
Some College13.3%
Associates6.5%
Bachelors10.0%
Graduate40.8%
Housing & Income

Housing Tenure

Owner: 91.4%Renter: 8.6%Tenure
Owner91.4%
Renter8.6%

Home Value Distribution

Under $50k
7%
$50k–100k
10%
$100k–150k
16%
$150k–200k
11%
$200k–300k
29%
$300k–500k
25%
Over $500k
2%

Financials

Median HH Income$84,145 ▲ 10% above avg ↑ 48% since 2019
Median Home Value$212,900 ▼ 24% below avg ↑ 33% since 2019
Home/Income Ratio2.5x (nat avg ~3.5x)
Median Rent$867/mo ↑ 29% since 2019
Total Units316
Vacant Units37
Avg HH Size2.75

Income Distribution

Under $25k
13%
$25k–50k
8%
$50k–75k
20%
$75k–100k
14%
$100k–150k
33%
$150k–200k
9%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
94%
Work From Home
6%

Commute Time

Under 15 min
40%
15–30 min
25%
30–45 min
16%
Over 45 min
19%
Housing Stock

Year Built

1940s–1950s
8%
1960s–1970s
9%
1980s–1990s
25%
2000+
58%

Summary

Total Units316
Vacant37
Owner Occupied91.4%
Renter Occupied8.6%
Avg HH Size2.75
Frequently Asked Questions
ZIP code 66078 is in Princeton, KS, in Franklin County.
ZIP code 66078 is located in Kansas (KS).
ZIP code 66078 is in Franklin County, KS.
ZIP 66078 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 66078 is 766 people (ACS 2023).
The median household income in ZIP code 66078 is $84,145 (ACS 2023).
The median home value in ZIP 66078 is $212,900 (ACS 2023).
About ZIP Code 66078

ZIP code 66078 is located in Princeton, Kansas, within Franklin County. With a population of 766, this is a sparsely populated ZIP code with a mature community — the median age is 45.4 years. Economically, 66078 is a middle-income ZIP code: the median household income of $84,145 is near the national average.

Real estate in ZIP code 66078 represents an affordable housing market. The median home value of $212,900 is below the national average. Renters can expect to pay around $867 per month in median rent. Homeownership is strong here — 91.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 33% since 2019.

The population of 66078 is primarily White (94.78%). Residents are well-educated — 50.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects some residents at 11.1%. Household income has grown by 48% since 2019.

The unemployment rate in 66078 stands at 3.4%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 87%.

Overall, ZIP code 66078 in Princeton, KS is characterized as middle-income, well-educated, a mature community, and predominantly owner-occupied. With 766 residents, a median household income of $84,145, and a median home value of $212,900, it offers a clear picture of life in this part of Kansas.