45309 ZIP Code — Brookville, OH

Montgomery County, Ohio

ZIP code 45309 is located in Brookville, Ohio, within Montgomery County. It covers approximately 65.95 square miles and serves a population of 11,789 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 326/937.

About ZIP code 45309

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $181,500. Owner-occupancy sits near the national average at 75%.

Median household income is $71,221. The poverty rate of 7% is below the national average. 44% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 45309 reflects a community defined by a strong veteran community and a significant Social Security-dependent population.

11,789

population

65.95

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45309 ZIP code map

Cities in ZIP code 45309

Below are the cities the US Postal Service accepts for ZIP code 45309. Using any city not on this list may result in mail delivery delays.

City	Status
Brookville	Preferred

Nearby ZIP codes

45315 Clayton (4.1 mi) 45315 Clayton (4.1 mi) 45322 Englewood (5.2 mi) 45426 Dayton (5.7 mi) 45345 New Lebanon (7.1 mi) 45338 Lewisburg (8.3 mi) 45415 Dayton (8.4 mi) 45415 Dayton (8.4 mi) 45416 Dayton (8.6 mi) 45383 West Milton (8.7 mi) 45325 Farmersville (9.6 mi) 45406 Dayton (9.8 mi)

Demographics updated 05/2026

Population
Total population	11,789
Population density	179 / sq mi
State FIPS	39
County FIPS	113

Geography
Land area	65.95 sq mi
Water area	0.00 sq mi
Latitude	39.8400
Longitude	-84.4108
Timezone	Eastern (ET)
Area code	326/937

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.5%	46.3%	43.3%
$50k – $100k	35.9%	30.6%	31.4%
$100k – $200k	20.3%	18.5%	20.0%
Over $200k	4.3%	4.5%	5.2%

Demographics & statistics

11,789

Population

179

People per sq mi

45.8

Median age

$71,221

Median household income

$37,145

Per capita income

$181,500

Median home value

$907

Median monthly rent

74.9%

Home ownership

7.1%

Poverty rate

4.7%

Unemployment

3,758

Housing units

25.0%

Bachelor's or higher

Age distribution

Male Female

356

Under 5

352

501

5–9

497

410

10–14

405

271

15–19

269

184

20–24

183

633

25–34

626

552

35–44

547

713

45–54

705

405

55–59

400

380

60–64

377

868

65–74

859

440

75–84

436

211

85+

209

← Male

Female →

Age summary

Group	Count	%
Under 18	2,917	24.7%
18 and over	8,872	75.3%
65 and over	3,023	25.6%
Median age	45.8 years

Race & ethnicity

White 87.4%

Two or more races 5.7%

Asian 3%

Hispanic or Latino 2.2%

Black or African American 0.8%

Other race 0.6%

American Indian / Alaska Native 0.3%

Group	Count	%
White	10,534	87.4%
Two or more races	682	5.7%
Asian	361	3%
Hispanic or Latino	260	2.2%
Black or African American	99	0.8%
Other race	74	0.6%
American Indian / Alaska Native	39	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.5%	46.3%	43.3%
$50k – $100k	35.9%	30.6%	31.4%
$100k – $200k	20.3%	18.5%	20.0%
Over $200k	4.3%	4.5%	5.2%

Under $10k 2.5%

$10k–$15k 3.4%

$15k–$25k 8.0%

$25k–$35k 4.6%

$35k–$50k 11.2%

$50k–$75k 24.1%

$75k–$100k 15.7%

$100k–$150k 17.7%

$150k–$200k 5.8%

$200k+ 7.0%

Range	% of households
Under $10k	2.5%
$10k–$15k	3.4%
$15k–$25k	8.0%
$25k–$35k	4.6%
$35k–$50k	11.2%
$50k–$75k	24.1%
$75k–$100k	15.7%
$100k–$150k	17.7%
$150k–$200k	5.8%
$200k+	7.0%
Median income	$71,221

Housing

Home values

Under $50k 5.3%

$50k–$100k 6.3%

$100k–$150k 25.2%

$150k–$200k 18.2%

$200k–$300k 27.4%

$300k–$500k 15.7%

$500k–$1M 1.5%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$181,500
Median rent / month	$907
Owner occupied	74.9%
Renter occupied	25.1%
Vacant	5.9%
Single-family detached	81.0%
Large apartment buildings	1.6%
Mobile homes	3.3%
Median rooms	6.2
Avg household size (owned)	2.78

Year built

Era	%
2020 or later	0.0%
2010–2019	2.0%
2000–2009	9.0%
1990–1999	11.5%
1980–1989	8.7%
1970–1979	16.5%
1960–1969	14.0%
1950–1959	15.7%
1940–1949	4.4%
1939 or earlier	18.1%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	2.0%
2 bedrooms	24.3%
3 bedrooms	49.7%
4 bedrooms	18.2%
5+ bedrooms	4.7%

Vehicles per household

Vehicles	% of households
No vehicle	4.8%
1 vehicle	30.0%
2 vehicles	39.6%
3 or more	25.6%

Heating fuel

Fuel type	%
Utility gas	47.4%
Electricity	31.9%
Propane / LP gas	9.6%
Fuel oil	6.2%
Wood	3.5%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	2,637	57.0%
Cohabiting couple	149	3.2%
Male householder, no spouse	857	18.5%
Female householder, no spouse	987	21.3%
Households with children under 18	1,137	24.6%
Households with seniors (65+)	1,976	42.7%
Average household size	2.51

Marital status

Status	Male	Female
Never married	20.3%	19.6%
Married	63.5%	59.5%
Separated	0.6%	1.9%
Widowed	2.7%	11.4%
Divorced	12.9%	7.6%

Education

Less than 9th grade 1.7%

Some HS, no diploma 5.0%

HS graduate 35.8%

Some college, no degree 21.8%

Associate's degree 10.7%

Bachelor's degree 16.6%

Graduate / professional 8.3%

Metric	%
HS diploma or higher	93.3%
Bachelor's or higher	25.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	256	9.2%
Kindergarten	348	12.4%
Elementary school	1,332	47.6%
High school	484	17.3%
College / grad school	376	13.4%

Employment

Industry of employment

Education & healthcare 24.0%

Manufacturing 16.9%

Retail trade 11.5%

Professional & management 9.9%

Arts, food & hospitality 8.7%

Construction 7.2%

Transportation & utilities 6.4%

Other services 4.8%

Public administration 4.3%

Finance & real estate 3.7%

Wholesale trade 1.2%

Information 0.9%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	32.7%
Service	17.8%
Sales & office	21.5%
Natural resources & construction	10.7%
Production & transportation	17.3%

Employment type

Type	%
Private sector	80.1%
Government	12.5%
Self-employed	7.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	90.1%
Carpool	4.2%
Public transit	0.0%
Walk	0.4%
Work from home	4.8%
Other means	0.4%
Avg commute (minutes)	24.9

Poverty

All people 7.1%

Under 18 years 5.4%

18 and over 7.7%

Married-couple families 1.3%

Female-led households 12.0%

Income support

Source	% of households
Social Security	43.7%
Retirement income	38.3%
Supplemental Security	4.8%
Cash public assistance	1.7%
Food stamps / SNAP	5.1%

Health indicators

Condition	%
Obesity	35.9%
High blood pressure	35.5%
High cholesterol	34.4%
Diabetes	11.4%
Heart disease	7.7%
Stroke	3.4%
Asthma	10.0%
Arthritis	30.9%
Kidney disease	3.1%
Pulmonary disease	9.1%
Cancer	8.3%

Behavior / access	%
Smoking	19.5%
Binge drinking	17.1%
No physical activity	25.5%
Less than 7 hrs sleep	35.1%
Depression	22.9%
Fair or poor health	15.0%
Poor mental health	15.6%
Poor physical health	10.6%
No health insurance	10.5%
Visited doctor (checkup)	79.6%
Visited dentist	66.0%
Cholesterol screening	90.5%
Teeth loss	13.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,027	11.6%

Disability	%
Any disability	14.4%
Under 18	3.2%
18–64 years	9.5%
65 and over	35.6%

Health insurance coverage

Type	%
Private insurance	75.0%
Public insurance	37.4%
No insurance	5.2%
Uninsured under 19	2.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,081	94.0%
Spanish	202	1.8%
Other Indo-European	0	0.0%
Asian & Pacific Islander	177	1.6%
Other languages	25	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	11,341	96.2%
Born in same state	11,313	96.0%
Born in different state	9,240	78.4%
Foreign born	28	0.2%
Naturalized citizen	448	3.8%
Not a US citizen	132	29.5%

Ancestry

Ancestry	Count	%
French	1,809	15.3%
Italian	1,216	10.3%
Arab	1,098	9.3%
Irish	96	0.8%

Ancestry	Count	%
English	80	0.7%
German	25	0.2%
Polish	25	0.2%
Norwegian	12	0.1%

Technology access

Metric	% of households
Computer access	39.3%
Internet access	92.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 45309

What city is ZIP code 45309 in?

ZIP code 45309 is primarily assigned to Brookville, Ohio.

What county is ZIP code 45309 in?

ZIP code 45309 falls within Montgomery County, Ohio.

Does ZIP code 45309 have an older population?

26% of residents in ZIP code 45309 are 65 or older, above the national average of ~17%.

Does ZIP code 45309 have a large retiree population?

44% of households in ZIP code 45309 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 45309 have a large veteran population?

12% of civilians in ZIP code 45309 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 45309?

The median home value in ZIP code 45309 is $181,500.

What timezone is ZIP code 45309 in?

ZIP code 45309 observes the EST timezone.