Residential delivery area · Ohio
ZIP Code 45434: Dayton, OH
ZIP code 45434 uses the postal name Dayton, Ohio and lies entirely in Greene County (Census 2020 ZIP-county file). About 13,000 people live there (Census Bureau, ACS 2020-2024), the 19th most populous of Dayton's 30 residential ZIP codes. Median household income is $135,948 (Census Bureau, ACS 2020-2024). Most of its land (64%) lies in the city of Beavercreek.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Dayton · 30 residential ZIPs
- County
- Greene County
- Census places
- Beavercreek
- Metro area
- Dayton-Kettering-Beavercreek, OH
- House district
- OH-10 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 10.4 sq mi · 1,201 people per sq mi
- PO Box ZIPs
- 13 more ZIP codes use the name Dayton for PO boxes or single organizations
Where is ZIP code 45434?
45434 centers on 39.721°, -84.032° and covers 10.4 square miles of land plus 0.0 of water. It borders 7 ZIP codes: 45301, 45430, 45432, 45431, 45440, 45324, 45385.
The map draws ZIP code areas only. For the streets inside 45434, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 45434 compare with the rest of Dayton?
| Measure | 45434 | In Dayton | In Greene County | In OH |
|---|---|---|---|---|
| People (ACS 2020-2024) | 12,529 | 19th of 30 | 9th of 25 | 338th of 1,233 |
| Median household income | $136k | 1st of 25 | 1st of 17 | 18th of 755 |
| Median home value | $310k | 2nd of 25 | 6th of 18 | 102nd of 810 |
Its median household income is higher than in 94% of U.S. residential ZIP codes, and it is denser than 80% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 45434?
The 2020 Census counted 12,628 people in 45434; the ACS, which samples households over 2020-2024, estimates 12,529. Between the 2010 and 2020 censuses its population grew 3.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 12,529
- 2020 Census count
- 12,628+3.8% since 2010 (12,163)
- Households
- 4,742
- Median age
- 40.5
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 45434?
Of the 12,529 people the ACS estimates in 45434, 24.2% are under 18 and 20.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (83.8%).
- Under 1824.2%
- 18 to 6455.8%
- 65 and older20.0%
- White, not Hispanic83.8%
- Hispanic or Latino5.2%
- Black, not Hispanic4.7%
- Other or two or more3.4%
- Asian, not Hispanic3.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 45434 earn?
Median household income is $135,948 (ACS 2020-2024), the highest of the 17 ranked ZIP codes in Greene County. It is not measurably different from 2015-2019 ($133,510 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $135,948±$14,010
- Income per person
- $57,935
- Below the poverty line
- 3.9%
- Unemployed (of the labor force)
- 3.9%
- Adults 25+ with a bachelor's degree
- 59.9%
- Adjusted gross income per tax return, 2022
- $118,0276,540 returns; wages 63% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 45434?
FHFA's house price index for 45434, built from repeat sales and appraisals of the same homes, rose 94% from 2015 to 2025 and rose 56% from 2020 to 2025, and moved −0.8% in 2025.
- Median home value (owners' estimate)
- $309,700
- Median gross rent
- $1,632
- Homes owned by their occupants
- 91.1%
- Housing units
- 4,897
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 45434?
237 business establishments had a location in this ZIP code in 2023, 5 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance40
- Professional, scientific, and technical services33
- Retail trade26
- Other services (except public administration)23
- Construction22
- Administrative and support and waste management and remediation services17
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 45434?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 45301 | Alpha | 224 | – | 0.9 mi |
| 45430 | Dayton | 7,371 | $116k | 2.4 mi |
| 45432 | Dayton | 15,055 | $83k | 3.1 mi |
| 45431 | Dayton | 27,951 | $83k | 4.0 mi |
| 45440 | Dayton | 22,358 | $82k | 4.9 mi |
| 45324 | Fairborn | 41,194 | $65k | 7.1 mi |
| 45385 | Xenia | 40,617 | $77k | 7.2 mi |
| 45435 | Dayton | 134 | – | 4.4 mi (near) |
| 45420 | Dayton | 24,411 | $61k | 5.2 mi (near) |
| 45305 | Bellbrook | 11,498 | $123k | 6.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.