Residential delivery area · Ohio
ZIP Code 45405: Dayton, OH
ZIP code 45405 is in Dayton, Ohio, entirely in Montgomery County (Census 2020 ZIP-county file). About 19,000 people live there (Census Bureau, ACS 2020-2024), the 12th most populous of Dayton's 30 residential ZIP codes. Median household income is $43,973 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Dayton (60%) and Shiloh (36%), and 4% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Dayton · 30 residential ZIPs
- County
- Montgomery County
- Census places
- Dayton (60%); Shiloh (36%) census-designated place
- Metro area
- Dayton-Kettering-Beavercreek, OH
- House district
- OH-10 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 4.0 sq mi · 4,777 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 45405?
45405 centers on 39.792°, -84.216° and covers 4.0 square miles of land plus 0.1 of water. It borders 6 ZIP codes: 45406, 45402, 45416, 45414, 45404, 45415.
The map draws ZIP code areas only. For the streets inside 45405, 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 45405 compare with the rest of Dayton?
| Measure | 45405 | In Dayton | In Montgomery County | In OH |
|---|---|---|---|---|
| People (ACS 2020-2024) | 18,955 | 12th of 30 | 16th of 39 | 229th of 1,233 |
| Median household income | $44k | 21st of 25 | 30th of 34 | 704th of 755 |
| Median home value | $84k | 23rd of 25 | 32nd of 34 | 783rd of 810 |
Its median household income is higher than in 8% of U.S. residential ZIP codes, and it is denser than 93% 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 45405?
The 2020 Census counted 18,124 people in 45405; the ACS, which samples households over 2020-2024, estimates 18,955. Between the 2010 and 2020 censuses its population fell 4.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 18,955
- 2020 Census count
- 18,124−4.3% since 2010 (18,948)
- Households
- 8,903
- Median age
- 39.9
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 45405?
Of the 18,955 people the ACS estimates in 45405, 21.2% are under 18 and 17.4% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (63.8%), then White (not Hispanic) (27.2%).
- Under 1821.2%
- 18 to 6461.4%
- 65 and older17.4%
- Black, not Hispanic63.8%
- White, not Hispanic27.2%
- Other or two or more5.8%
- Hispanic or Latino2.9%
- Asian, not Hispanic0.2%
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 45405 earn?
Median household income is $43,973 (ACS 2020-2024), the 30th highest of the 34 ranked ZIP codes in Montgomery County. It rose from $37,638 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $43,973
- Income per person
- $25,140
- Below the poverty line
- 25.8%
- Unemployed (of the labor force)
- 12.4%
- Adults 25+ with a bachelor's degree
- 20.7%
- Adjusted gross income per tax return, 2022
- $37,7337,620 returns; wages 80% 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 45405?
FHFA's house price index for 45405, built from repeat sales and appraisals of the same homes, rose 110% from 2015 to 2025 and rose 51% from 2020 to 2025, and moved +8.7% in 2025.
- Median home value (owners' estimate)
- $84,200
- Median gross rent
- $934
- Homes owned by their occupants
- 36.0%
- Housing units
- 11,695
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 45405?
180 business establishments had a location in this ZIP code in 2023, 28 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance43
- Retail trade40
- Other services (except public administration)20
- Accommodation and food services16
- Finance and insurance13
- Administrative and support and waste management and remediation services12
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 45405?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 45406 | Dayton | 19,991 | $42k | 1.5 mi |
| 45402 | Dayton | 9,407 | $48k | 2.3 mi |
| 45416 | Dayton | 5,640 | $46k | 2.5 mi |
| 45414 | Dayton | 21,167 | $55k | 3.3 mi |
| 45404 | Dayton | 9,826 | $39k | 3.4 mi |
| 45415 | Dayton | 12,465 | $81k | 3.7 mi |
| 45423 | Dayton | 0 | – | 2.6 mi (near) |
| 45403 | Dayton | 13,608 | $38k | 4.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.