Residential delivery area · Ohio
ZIP Code 45638: Ironton, OH
ZIP code 45638 uses the postal name Ironton, Ohio and lies mostly in Lawrence County (89% of its land) with the rest in Scioto County (Census 2020 ZIP-county file). About 20,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $52,728 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Ironton (6%), Coal Grove (3%) and Hanging Rock (under 1%); 91% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Ironton · its only residential ZIP
- County
- Lawrence County (89%); Scioto County (11%)
- Census places
- Ironton (6%); Coal Grove (3%); Hanging Rock (under 1%)
- Neighborhood
- Three Oaks GeoNames
- Metro area
- Huntington-Ashland, WV-KY-OH
- House district
- OH-2 119th Congress
- State
- Ohio
- Time zone
- Eastern
- Land area
- 76.9 sq mi · 260 people per sq mi
Where is ZIP code 45638?
45638 centers on 38.556°, -82.672° and covers 76.9 square miles of land plus 1.2 of water. It borders 6 ZIP codes: 41169, 45659, 45645, 45636, 45680, 45629.
The map draws ZIP code areas only. For the streets inside 45638, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 45638 compare with the rest of Lawrence County?
| Measure | 45638 | In Lawrence County | In OH |
|---|---|---|---|
| People (ACS 2020-2024) | 19,982 | 1st of 13 | 216th of 1,233 |
| Median household income | $53k | 8th of 8 | 644th of 755 |
| Median home value | $119k | 5th of 7 | 727th of 810 |
Its median household income is higher than in 18% of U.S. residential ZIP codes, and it is denser than 65% 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 45638?
The 2020 Census counted 20,114 people in 45638; the ACS, which samples households over 2020-2024, estimates 19,982. Between the 2010 and 2020 censuses its population fell 7.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 19,982
- 2020 Census count
- 20,114−7.0% since 2010 (21,635)
- Households
- 7,917
- Median age
- 40.1
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 45638?
Of the 19,982 people the ACS estimates in 45638, 22.3% are under 18 and 18.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.1%).
- Under 1822.3%
- 18 to 6459.3%
- 65 and older18.4%
- White, not Hispanic94.1%
- Other or two or more3.3%
- Black, not Hispanic1.7%
- Hispanic or Latino0.9%
- 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 45638 earn?
Median household income is $52,728 (ACS 2020-2024), the 8th highest of the 8 ranked ZIP codes in Lawrence County. It is not measurably different from 2015-2019 ($49,261 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $52,728±$5,872
- Income per person
- $29,408
- Below the poverty line
- 19.0%
- Unemployed (of the labor force)
- 4.9%
- Adults 25+ with a bachelor's degree
- 16.6%
- Adjusted gross income per tax return, 2022
- $55,5368,460 returns; wages 73% 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 45638?
FHFA's house price index for 45638, built from repeat sales and appraisals of the same homes, rose 54% from 2015 to 2025 and rose 41% from 2020 to 2025, and moved +4.7% in 2025.
- Median home value (owners' estimate)
- $119,000
- Median gross rent
- $807
- Homes owned by their occupants
- 68.6%
- Housing units
- 9,216
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 45638?
334 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade69
- Health care and social assistance62
- Other services (except public administration)39
- Accommodation and food services35
- Finance and insurance25
- Construction19
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 45638?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 41169 | Russell, KY | 5,560 | $67k | 3.8 mi |
| 45659 | Pedro | 2,614 | $60k | 7.1 mi |
| 45645 | Kitts Hill | 2,801 | $65k | 7.9 mi |
| 45636 | Haverhill | 330 | $74k | 8.0 mi |
| 45680 | South Point | 11,548 | $55k | 9.1 mi |
| 45629 | Franklin Furnace | 3,055 | $61k | 10.5 mi |
| 41183 | Worthington, KY | 1,759 | $66k | 3.5 mi (near) |
| 41139 | Flatwoods, KY | 8,085 | $59k | 4.7 mi (near) |
| 41101 | Ashland, KY | 19,189 | $54k | 5.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.