Residential delivery area · Ohio
ZIP Code 45804: Lima, OH
ZIP code 45804 uses the postal name Lima, Ohio and lies entirely in Allen County (Census 2020 ZIP-county file). About 14,000 people live there (Census Bureau, ACS 2020-2024), the 3rd most populous of Lima's 5 residential ZIP codes. Median household income is $44,911 (Census Bureau, ACS 2020-2024). By Census place, 23% of its land lies in Lima, and 4% in smaller places; 73% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lima · 5 residential ZIPs
- County
- Allen County
- Census places
- Lima
- Metro area
- Lima, OH
- House district
- OH-4 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 21.2 sq mi · 640 people per sq mi
- PO Box ZIPs
- 45802 also use the name Lima
Where is ZIP code 45804?
45804 centers on 40.710°, -84.061° and covers 21.2 square miles of land plus 1.1 of water. It borders 4 ZIP codes: 45806, 45801, 45805, 45850.
The map draws ZIP code areas only. For the streets inside 45804, 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 45804 compare with the rest of Lima?
| Measure | 45804 | In Lima | In Allen County | In OH |
|---|---|---|---|---|
| People (ACS 2020-2024) | 13,608 | 3rd of 5 | 3rd of 19 | 316th of 1,233 |
| Median household income | $45k | 5th of 5 | 14th of 15 | 698th of 755 |
| Median home value | $100k | 5th of 5 | 14th of 14 | 767th of 810 |
Its median household income is higher than in 9% of U.S. residential ZIP codes, and it is denser than 74% 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 45804?
The 2020 Census counted 14,573 people in 45804; the ACS, which samples households over 2020-2024, estimates 13,608. Between the 2010 and 2020 censuses its population fell 7.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 13,608
- 2020 Census count
- 14,573−7.5% since 2010 (15,758)
- Households
- 5,994
- Median age
- 42.4
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 45804?
Of the 13,608 people the ACS estimates in 45804, 23.9% are under 18 and 19.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (70.1%), then Black (not Hispanic) (19.2%).
- Under 1823.9%
- 18 to 6456.7%
- 65 and older19.4%
- White, not Hispanic70.1%
- Black, not Hispanic19.2%
- Other or two or more7.6%
- Hispanic or Latino2.4%
- Asian, not Hispanic0.8%
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 45804 earn?
Median household income is $44,911 (ACS 2020-2024), the 14th highest of the 15 ranked ZIP codes in Allen County. It is not measurably different from 2015-2019 ($41,985 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $44,911±$4,493
- Income per person
- $26,472
- Below the poverty line
- 27.5%
- Unemployed (of the labor force)
- 10.0%
- Adults 25+ with a bachelor's degree
- 10.7%
- Adjusted gross income per tax return, 2022
- $41,5076,100 returns; wages 78% 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 45804?
FHFA's house price index for 45804, built from repeat sales and appraisals of the same homes, rose 87% from 2015 to 2025 and rose 55% from 2020 to 2025, and moved +13.2% in 2025.
- Median home value (owners' estimate)
- $99,600
- Median gross rent
- $886
- Homes owned by their occupants
- 54.8%
- Housing units
- 6,943
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 45804?
373 business establishments had a location in this ZIP code in 2023, 16 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade58
- Accommodation and food services47
- Health care and social assistance40
- Other services (except public administration)38
- Manufacturing37
- Wholesale trade33
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 45804?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 45806 | Lima | 10,974 | $83k | 4.3 mi |
| 45801 | Lima | 21,739 | $52k | 4.6 mi |
| 45805 | Lima | 24,387 | $69k | 5.5 mi |
| 45850 | Harrod | 3,559 | $85k | 7.5 mi |
| 45854 | Lafayette | 293 | $53k | 6.7 mi (near) |
| 45888 | Uniopolis | 166 | $88k | 7.5 mi (near) |
| 45820 | Cairo | 581 | $83k | 8.5 mi (near) |
| 45807 | Lima | 11,774 | $71k | 8.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.