Zip code 45123: Greenfield, Ohio

Q: What city is zip code 45123?

45123 is assigned to Greenfield, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 45123 in?

45123 is mostly in Highland County, but it extends into 2 other counties.

Q: What is the population of 45123?

About 8,740 people live in 45123, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 45123?

The median household income in 45123 is $62,404.

Q: What zip codes are near 45123?

The closest zip codes to 45123 are 45681, 45135, 45628, 45132, 45612.

Residential delivery areaHighland CountyEastern Time

Population

8,740

Median household income

$62K

U.S. $81K

Median home value

$162K

U.S. $333K

Median rent

$756/mo

U.S. $1,413

Median age

36.8

U.S. 38.9

Land area

107 sq mi

82 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 45123

45123 is a small-town zip code in Greenfield, Ohio (Highland County), covering 107 sq mi of land. About 8,740 people live here, or 82 per square mile. The median resident is 36.8 years old, compared with 38.9 nationally.

The median household earns $62,404 a year, 23% below the national median of $80,734. 17.6% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $161,700, or 2.6 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 68% of occupied homes are lived in by their owners, and renters pay a median of $756 a month.

14% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25.1 minutes each way, and 6% of workers work from home. The most common jobs among working residents are in transportation and moving goods; production and manufacturing; and management.

How 45123 compares

Sorted from highest to lowest national percentile

Residents under 1827.5%
89th
U.S. 22% · OH 22%181st of 1,168 in OH
Housing vacancy13%
82nd
U.S. 10.1% · OH 8.1%263rd of 1,160 in OH
Uninsured rate11.7%
79th
U.S. 8.4% · OH 6.4%145th of 1,165 in OH
Poverty rate17.6%
78th
U.S. 12.5% · OH 13.3%266th of 1,159 in OH
Government workers15.9%
65th
U.S. 14.5% · OH 12.9%254th of 1,163 in OH
Self-employed workers10.2%
61st
U.S. 10% · OH 8.1%340th of 1,163 in OH
Homeownership rate68.4%
49th
U.S. 65.2% · OH 67.2%868th of 1,159 in OH
Average commute25.1 min
44th
U.S. 26.4 min · OH 23.4 min505th of 1,121 in OH
Residents 65 and older15.6%
43rd
U.S. 17.2% · OH 18.3%847th of 1,168 in OH
Veterans4.8%
36th
U.S. 6.2% · OH 6.6%905th of 1,168 in OH
Healthcare workers8.6%
36th
U.S. 9.7% · OH 10.5%765th of 1,163 in OH
Income inequality (Gini)0.419
36th
U.S. 0.483 · OH 0.467544th of 1,156 in OH
Median age36.8
33rd
U.S. 38.9 · OH 39.7906th of 1,166 in OH
Median earnings per worker$41,170
25th
U.S. $49,666 · OH $47,692818th of 1,153 in OH
Median household income$62,404
24th
U.S. $80,734 · OH $71,389742nd of 1,122 in OH
Per capita income$29,397
17th
WeaknessU.S. $44,673 · OH $40,552878th of 1,165 in OH
Population8,740
14th
U.S. 334,922,499 · OH 11,810,293408th of 1,168 in OH
Tech workers1%
13th
U.S. 3.8% · OH 3.2%670th of 1,163 in OH
Median home value$161,700
12th
U.S. $332,700 · OH $214,800697th of 1,114 in OH
Work from home6.2%
12th
U.S. 15.1% · OH 13%755th of 1,163 in OH
Population density82/sq mi
11th
U.S. 95/sq mi · OH 289/sq mi828th of 1,168 in OH
Diversity index17.6
10th
U.S. 61.4 · OH 40.6531st of 1,168 in OH
Unemployment rate2.3%
8th
StrengthU.S. 5.2% · OH 4.8%824th of 1,164 in OH
Broadband access82.7%
8th
WeaknessU.S. 91% · OH 90.1%917th of 1,159 in OH
Bachelor's degree or higher13.8%
7th
WeaknessU.S. 35.7% · OH 31.5%838th of 1,166 in OH
Rent-burdened renters31.7%
6th
StrengthU.S. 51.1% · OH 45.9%811th of 1,113 in OH
Median gross rent$756
5th
U.S. $1,413 · OH $1,034846th of 1,007 in OH
Foreign-born residents0.6%
3rd
U.S. 14.1% · OH 5.2%707th of 1,168 in OH

Measure	45123	Highland	OH	U.S.	National percentile	Rank in OH
Residents under 18	27.5%	23.9%	22%	22%	89th	181st of 1,168
Housing vacancy	13%	11%	8.1%	10.1%	82nd	263rd of 1,160
Uninsured rate	11.7%	7.6%	6.4%	8.4%	79th	145th of 1,165
Poverty rate	17.6%	14.1%	13.3%	12.5%	78th	266th of 1,159
Government workers	15.9%	13.9%	12.9%	14.5%	65th	254th of 1,163
Self-employed workers	10.2%	9.1%	8.1%	10%	61st	340th of 1,163
Homeownership rate	68.4%	74.3%	67.2%	65.2%	49th	868th of 1,159
Average commute	25.1 min	29.1 min	23.4 min	26.4 min	44th	505th of 1,121
Residents 65 and older	15.6%	19.1%	18.3%	17.2%	43rd	847th of 1,168
Veterans	4.8%	7.1%	6.6%	6.2%	36th	905th of 1,168
Healthcare workers	8.6%	10.7%	10.5%	9.7%	36th	765th of 1,163
Income inequality (Gini)	0.419	0.413	0.467	0.483	36th	544th of 1,156
Median age	36.8	41	39.7	38.9	33rd	906th of 1,166
Median earnings per worker	$41,170	$42,782	$47,692	$49,666	25th	818th of 1,153
Median household income	$62,404	$65,785	$71,389	$80,734	24th	742nd of 1,122
Per capita incomeWeakness	$29,397	$30,843	$40,552	$44,673	17th	878th of 1,165
Population	8,740	43,517	11,810,293	334,922,499	14th	408th of 1,168
Tech workers	1%	0.6%	3.2%	3.8%	13th	670th of 1,163
Median home value	$161,700	$168,900	$214,800	$332,700	12th	697th of 1,114
Work from home	6.2%	6.5%	13%	15.1%	12th	755th of 1,163
Population density	82/sq mi	79/sq mi	289/sq mi	95/sq mi	11th	828th of 1,168
Diversity index	17.6	10.8	40.6	61.4	10th	531st of 1,168
Unemployment rateStrength	2.3%	3.1%	4.8%	5.2%	8th	824th of 1,164
Broadband accessWeakness	82.7%	83.4%	90.1%	91%	8th	917th of 1,159
Bachelor's degree or higherWeakness	13.8%	16.3%	31.5%	35.7%	7th	838th of 1,166
Rent-burdened rentersStrength	31.7%	39.7%	45.9%	51.1%	6th	811th of 1,113
Median gross rent	$756	$780	$1,034	$1,413	5th	846th of 1,007
Foreign-born residents	0.6%	0.5%	5.2%	14.1%	3rd	707th of 1,168

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

19%

5–17

18–24

13%

25–34

13%

35–44

15%

45–54

55–64

65–74

75+

Median age

36.8

Under 18

27.5%

65 and over

15.6%

Race and ethnicity

White91%
Black3%
Hispanic1%
Asian0.2%
Native American0%
Pacific Islander0%
Other0.2%
Multiracial4%

Diversity index

17.6

U.S. 61.4

Foreign-born

0.6%

U.S. 14.1%

Born in state

87.5%

Language spoken at home (households)

English only

98%

Spanish

Other Indo-European

0.8%

Asian / Pacific

0.5%

Other

Households

Households: 3,313
Average household size: 2.6
Family households: 70%
Married couples: 50.5%
Living alone: 26.7%
Veterans (of adults): 4.8%
Male / female: 47% / 53%

Income and poverty

Household income distribution

<$25k

19%

$25–50k

22%

$50–75k

15%

$75–100k

13%

$100–150k

19%

$150–200k

$200k+

Median household income

45123

$62,404

Highland Co.

$65,785

Ohio

$71,389

United States

$80,734

Per capita income

$29,397

U.S. $44,673

Poverty rate

17.6%

U.S. 12.5%

Households earning $150K+

10.6%

U.S. 23%

Income inequality (Gini)

0.419

U.S. 0.483

Housing

Median home value

45123

$161,700

Highland Co.

$168,900

Ohio

$214,800

United States

$332,700

Median gross rent

45123

$756

Highland Co.

$780

Ohio

$1,034

United States

$1,413

Types of housing

Single-family

83%

2–4 units

11%

5–19 units

20+ units

0.8%

Mobile home

Boat, RV, van

0.2%

Housing units: 3,806
Owner-occupied: 68.4%
Vacant: 13%
Median year built: 1967
Median rooms: 6.1
Renters paying 30%+ of income: 31.7%
Renters paying 50%+ of income: 11.3%
Home value to income: 2.6× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

80%

Carpooled

11%

Transit

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

29%

10–19

17%

20–29

14%

30–44

22%

45–59

13%

60+

Average commute

25.1 min

U.S. 26.4 min

Unemployment

2.3%

U.S. 5.2%

In labor force

62.6%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Transportation and moving

15%

Production

12%

Management

Sales

Healthcare

Construction and repair

Food service

Office and admin

Education

Cleaning and personal care

Engineering and science

Business and finance

Legal and social services

Police and fire

Computer and math

Arts, media and sports

0.7%

Farming, fishing and forestry

0.4%

Industries

Manufacturing

20%

Health care and social assistance

14%

Retail

12%

Education

Construction

Restaurants and hotels

Transportation, warehousing and utilities

Professional and technical services

Other services

Wholesale

Public administration

Admin, support and management

Agriculture and mining

Finance, insurance and real estate

Arts and recreation

Information

Median earnings per worker

$41,170

U.S. $49,666

Self-employed

10.2%

U.S. 10%

Government workers

15.9%

U.S. 14.5%

Nonprofit workers

6.7%

U.S. 8.8%

Median earnings by type of work

Type of work	45123	U.S.
Management, business, science and arts	$56,786	$74,888
Service	$21,132	$26,804
Sales and office	$29,306	$40,476
Construction and maintenance	$37,966	$49,199
Production and transportation	$41,397	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

15%

High school

41%

Some college

18%

Associate's

13%

Bachelor's

Graduate

High school graduate or higher: 84.9%
Bachelor's degree or higher: 13.8%
Graduate or professional degree: 6.1%
Households with broadband: 82.7%
Cable, fiber or DSL: 61.2%
No internet access: 15.9%
Without health insurance: 11.7%
Limited-English households: 0%

Geography

City (USPS): Greenfield
State: Ohio
County: Highland County
Center point: 39.3488° N, 83.3888° W
Land area: 107 sq mi
Water area: 1.2 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

45123 spans 3 counties

Highland County43% of land
Ross County33% of land
Fayette County24% of land

Cities and towns within this zip

Greenfield2% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 45123

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
45681	South Salem, OH	7.8 mi	1,451	$49,510	$143,200
45135	Leesburg, OH	8.2 mi	5,291	$79,629	$210,000
45628	Frankfort, OH	11 mi	5,999	$72,587	$182,800
45132	Highland, OH	11 mi	87	$35,417	$100,000
45612	Bainbridge, OH	11 mi	4,933	$53,500	$147,300
45624	Cynthiana, OH	12 mi	0	—	—
43160	Washington Court House, OH	13 mi	22,105	$61,740	$170,200
45617	Bourneville, OH	13 mi	0	—	—
43115	Clarksburg, OH	15 mi	1,796	$94,265	$156,700
45159	New Vienna, OH	16 mi	3,588	$82,961	$169,300
45133	Hillsboro, OH	16 mi	23,443	$61,842	$172,900
43145	New Holland, OH	16 mi	2,070	$73,500	$177,600

Zip codes like 45123 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 45123

What city is zip code 45123?

45123 is assigned to Greenfield, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 45123 in?

45123 is mostly in Highland County, but it extends into 2 other counties.

What is the population of 45123?

About 8,740 people live in 45123, according to the Census Bureau's American Community Survey.

What time zone is 45123 in?

45123 is in Eastern Time.

What is the median household income in 45123?

The median household income in 45123 is $62,404.

What zip codes are near 45123?

The closest zip codes to 45123 are 45681, 45135, 45628, 45132, 45612.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 45123, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.