Residential delivery area · Ohio
ZIP Code 43105: Baltimore, OH
ZIP code 43105 uses the postal name Baltimore, Ohio and lies entirely in Fairfield County (Census 2020 ZIP-county file). About 9,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $98,583 (Census Bureau, ACS 2020-2024). By Census place, 4% of its land lies in Baltimore; 96% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Baltimore · its only residential ZIP
- County
- Fairfield County
- Census places
- Baltimore
- Metro area
- Columbus, OH
- House district
- OH-12 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 56.6 sq mi · 159 people per sq mi
Where is ZIP code 43105?
43105 centers on 39.867°, -82.612° and covers 56.6 square miles of land plus 0.0 of water. It borders 7 ZIP codes: 43157, 43046, 43148, 43112, 43147, 43062, 43130.
The map draws ZIP code areas only. For the streets inside 43105, 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 43105 compare with the rest of Fairfield County?
| Measure | 43105 | In Fairfield County | In OH |
|---|---|---|---|
| People (ACS 2020-2024) | 8,982 | 7th of 17 | 405th of 1,233 |
| Median household income | $99k | 4th of 12 | 94th of 755 |
| Median home value | $341k | 2nd of 15 | 67th of 810 |
Its median household income is higher than in 80% of U.S. residential ZIP codes, and it is denser than 60% 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 43105?
The 2020 Census counted 8,458 people in 43105; the ACS, which samples households over 2020-2024, estimates 8,982. Between the 2010 and 2020 censuses its population grew 3.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 8,982
- 2020 Census count
- 8,458+3.8% since 2010 (8,147)
- Households
- 3,479
- Median age
- 41.4
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 43105?
Of the 8,982 people the ACS estimates in 43105, 22.9% are under 18 and 21.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.6%).
- Under 1822.9%
- 18 to 6455.8%
- 65 and older21.3%
- White, not Hispanic94.6%
- Other or two or more4.6%
- Hispanic or Latino0.5%
- Black, not Hispanic0.3%
- Asian, not Hispanic0.0%
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 43105 earn?
Median household income is $98,583 (ACS 2020-2024), the 4th highest of the 12 ranked ZIP codes in Fairfield County. It is not measurably different from 2015-2019 ($83,129 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $98,583±$18,875
- Income per person
- $43,303
- Below the poverty line
- 7.9%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 31.1%
- Adjusted gross income per tax return, 2022
- $83,4014,240 returns; wages 69% 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 43105?
FHFA's house price index for 43105, built from repeat sales and appraisals of the same homes, rose 93% from 2015 to 2025 and rose 53% from 2020 to 2025, and moved +1.2% in 2025.
- Median home value (owners' estimate)
- $340,900
- Median gross rent
- $903
- Homes owned by their occupants
- 79.6%
- Housing units
- 3,565
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 43105?
143 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction29
- Other services (except public administration)24
- Retail trade15
- Accommodation and food services12
- Professional, scientific, and technical services11
- Administrative and support and waste management and remediation services10
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 43105?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 43157 | Thurston | 597 | $62k | 3.8 mi |
| 43046 | Millersport | 2,946 | $87k | 4.5 mi |
| 43148 | Pleasantville | 1,898 | $72k | 6.8 mi |
| 43112 | Carroll | 4,909 | $92k | 6.9 mi |
| 43147 | Pickerington | 46,963 | $127k | 7.3 mi |
| 43062 | Pataskala | 32,037 | $106k | 10.5 mi |
| 43130 | Lancaster | 62,933 | $72k | 11.8 mi |
| 43033 | Kirkersville | 387 | $76k | 6.6 mi (near) |
| 43018 | Etna | 286 | $111k | 6.9 mi (near) |
| 43008 | Buckeye Lake | 2,434 | $89k | 8.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.