PlainZIP

Miamisburg, OH · standard

ZIP Code 45342

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

36,784
410/sq mi
$84,907
Median income
$230,300
Median home value
33.3%
Bachelor's or higher

The verdict

Miamisburg pairs an above-median household income with above-median home values, in a low-density, homeowner-dominated area.

Top 32%
household income, US ZIPs
Top 48%
home value, US ZIPs
410
people per sq mi
65%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 45342 against every reporting US ZIP.

ZIP code 45342 is a densely settled ZIP (a standard USPS delivery area) in Miamisburg, Montgomery County, Ohio, with 36,784 residents across 89.8 square miles, a density of 410 people per square mile, in the New York time zone.

ZIP 45342 lands in the middle-income range, with a median household income of $84,907 (16% above the Ohio average), while per-capita income is $42,931. Poverty here runs at 9.0%, with unemployment measured at 4.3%. Housing costs here run $230,300 for a typical home value (17% above the state average), with rent averaging $1,312 a month; 65.1% of homes are owner-occupied.

A solid share of residents have a four-year degree: 33.3% of adults hold a bachelor's degree or higher, the median age is 38.3, and the average commute is 26 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Montgomery County, letting you compare 45342 to its immediate surroundings rather than a national baseline alone.

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 →

Top industries in ZIP 45342

Top 5 sectors by establishment count in Miamisburg, OH

Which industries have the most business establishments in ZIP 45342.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 45342, Miamisburg, OH · 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

36,784

Population

89.8

Area (sq mi)

410

People / sq mi

New York

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 45342?

38.3

Median Age

50.3%

Male

49.7%

Female

5.8%

Foreign-Born

White 82.9%
African American 5.1%
Asian 4.3%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 6.4%
Hispanic or Latino 2.6%

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?

$84,907

Median Household Income

+16% vs state

$42,931

Per Capita Income

9.0%

Poverty Rate

4.3%

Unemployment Rate

25.8 min

Mean Commute Time

How ZIP 45342 ranks nationally

Miamisburg, OH household income vs. every US ZIP code

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

$84,907 Top 32% higher than 68% 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 60.5%
Bachelor's Degree or Higher 33.3%

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

What does housing look like?

15,927

Total Housing Units

15,157

Occupied Units

770

Vacant Units

2.37

Avg Household Size

Occupancy Type

Owner 65.1%
Renter 34.9%

$230,300

Median Home Value

+17% vs state

$1,312

Median Rent

1984

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+8.2%

YoY Change (2024)

194

HPI Index (2000 = 100)

+94%

Total Change Since 2000

Home values in ZIP 45342 have increased 8.2% over the past year (2024). Since 2000, this ZIP has seen +94% cumulative appreciation.

Year Annual Change HPI Index
2020 +5.1% 134
2021 +11.3% 149
2022 +13.8% 170
2023 +5.4% 179
2024 +8.2% 194

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 798 business establishments in ZIP 45342, employing approximately 26,858 people with a combined annual payroll of $2,218,313,000.

798

Businesses

26,858

Employees

$2.2B

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Retail trade 107 13.4%
Professional, scientific, and technical services 85 10.7%
Accommodation and food services 84 10.5%
Health care and social assistance 78 9.8%
Other services (except public administration) 67 8.4%
Manufacturing 59 7.4%
Construction 58 7.3%
Finance and insurance 55 6.9%
Wholesale trade 53 6.6%
Real estate and rental and leasing 42 5.3%
Administrative and support and waste management and remediation services 36 4.5%
Information 26 3.3%
Transportation and warehousing 13 1.6%
Management of companies and enterprises 13 1.6%
Arts, entertainment, and recreation 10 1.3%
Educational services 9 1.1%

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 45342 vs 45449 →

ZIP 45342 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 45342 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 45342 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 45342 ranks #5 of 9 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
45449 Dayton, OH 18,175 3.0 mi
45417 Dayton, OH 31,281 7.3 mi
45005 Franklin, OH 29,963 6.7 mi
45459 Dayton, OH 27,749 5.8 mi
45327 Germantown, OH 8,917 6.6 mi
45428 Dayton, OH 240 7.9 mi
45439 Dayton, OH 10,000 5.8 mi
45066 Springboro, OH 23,839 6.3 mi
45458 Dayton, OH 29,880 6.6 mi
45429 Dayton, OH 25,885 7.2 mi

More ZIP Codes in Montgomery County

45424 standard
Dayton, OH
Pop: 49,930
45417 standard
Dayton, OH
Pop: 31,281
45458 standard
Dayton, OH
Pop: 29,880
45459 standard
Dayton, OH
Pop: 27,749
45431 standard
Dayton, OH
Pop: 26,315
45429 standard
Dayton, OH
Pop: 25,885

Related Areas

Montgomery County Miamisburg, OH Ohio

Frequently Asked Questions

What county is ZIP code 45342 in? ▼
ZIP code 45342 (Miamisburg) is located in Montgomery County, Ohio. Montgomery County contains multiple ZIP codes, see the full list at /counties/montgomery-oh.
What is the population of ZIP code 45342? ▼
ZIP code 45342 in Miamisburg, OH has a population of 36,784 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 45342? ▼
The median household income in ZIP 45342 is $84,907, which is 11% above the national average of $76,288.
What is the average home value in ZIP 45342? ▼
The median home value in ZIP 45342 is $230,300, which is 17% below the national average of $278,155.
What is the demographic makeup of ZIP 45342? ▼
The largest racial group in ZIP 45342 is White at 82.9%. Hispanic or Latino residents make up 2.6% of the population.
How many businesses are in ZIP code 45342? ▼
ZIP code 45342 has 798 business establishments employing approximately 26,858 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 45342? ▼
The top industries by establishment count in ZIP 45342 are: Retail trade (107), Professional, scientific, and technical services (85), Accommodation and food services (84). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 45342? ▼
According to the FHFA House Price Index, home values in ZIP 45342 increased by 8.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 94%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 45342? ▼
In ZIP code 45342, 60.5% of residents aged 25+ have a high school diploma or higher, and 33.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 45342? ▼
The mean commute time for workers in ZIP code 45342 is 25.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 45342? ▼
In ZIP code 45342, approximately 65.1% of occupied housing units are owner-occupied and 34.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 45342? ▼
The poverty rate in ZIP code 45342 is 9.0% 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.