Oldham
Source:
Kentucky
Oldham is a smaller county in Kentucky with 6 ZIP codes, 52,721 people, and top-decile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.
National county placement
According to ACS 5-Year Estimates, Oldham, KY sits among US counties with a top-decile household income, on a smaller county population base, across a compact ZIP cluster.
- Top 2%
- household income vs 3,210 US counties
- 52,721
- combined ZIP population
- 6
- USPS ZIP codes covered
- $126,255
- avg ZIP median income
Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.
Oldham lands in the national county income distribution as top-decile household income on smaller county footing (FIPS 21185, 6 ZIPs, combined population 52,721). Sort the ZIP table by population before treating the county mean as uniform.
Upper-income footing across a mid-size ZIP set (6 codes). Sibling delivery areas are close enough that a two-ZIP compare usually separates the county seat from outlying tracts without leaving Oldham. Use the density column to spot the urban core before jumping to HUD/FBI county overlays.
Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.
6
Total ZIPs
52,721
Total Population
ZIP Codes in Oldham
Side-by-side: Compare 40031 vs 40014 →
Frequently Asked Questions
What is the population of Oldham?
Oldham has a total population of 52,721 across 6 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Oldham?
Oldham includes 6 ZIP codes: 40031, 40014, 40026, 40056, 40010, 40077.