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ZIP 45123 · Greenfield

Who lives in ZIP code 45123 (Greenfield, OH): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Greenfield, OH · Highland County

uszips 2026
People8,740
Median age36.8
Household income$62,404
Home value$157,330
Median rent$756/mo
Poverty17.6%
College degree+13.8%
Commute25 min

Place

Metro area
Outside any metro
Time zone
Eastern
Density
32 / sq mi
Housing units
3,313

Spans 3 counties

Highland43%
Ross33%
Fayette24%

Share of the ZIP's people in each county.

Age mix

Under 1015.5%
10–1914.4%
20s11.6%
30s12.2%
40s14.4%
50s13.2%
60s8.7%
70s7.2%
80+2.9%

15.6% are 65 or older; 72.5% are adults.

Household income

Under $25K19.5%
$25K–50K22.4%
$50K–75K15.3%
$75K–100K12.9%
$100K–150K19.3%
$150K+10.6%

29.9% of households earn $100K+. Median per person: $34,758.

Education (adults 25+)

Less than high school15.1%
High school40.9%
Some college30.2%
Bachelor's7.7%
Graduate6.1%

38.5% of degrees are in STEM fields.

Race

White91.0%
Black3.1%
Asian0.2%
Native American0.0%
Pacific Islander0.0%
Other0.3%
Two or more5.3%

1.5% Hispanic or Latino (of any race).

Households & family

Married
53.0%
Never married
27.3%
Divorced
12.4%
Widowed
7.3%
Family size
3.13
Dual-income families
55.8%

Housing

Own their home
68.4%
Rent burden
21.0%
Men / women
47% / 53%

Work

In labor force
62.6%
Unemployment
2.3%
Self-employed
12.0%
Farmers
4.8%

Community

Charitable givers
8.1%
Veterans
4.8%
With a disability
14.9%
No health insurance
11.7%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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