Jefferson County, Pennsylvania demographics
Jefferson County, Pennsylvania (county FIPS 42065) has a median household income of $58,686 (±$2,154) and a total population of 43,864 in the American Community Survey 5-year estimates for 2020-2024.
Margins of error are at the 90% confidence level. The figures describe 2020-2024 (dollars in 2024 dollars), not the present. 30 ZIP Code Tabulation Areas overlap the county (Census 2020).
Data as of Oct 22, 2026 (Olympus publication) · Markdown version
- Values are ACS 5-year estimates for 2020-2024 (dollars in 2024 dollars), not current figures.
- ZCTA-county overlaps come from the Census 2020 relationship file and use 2020 counties, by land area; Connecticut uses its legacy counties, not the planning regions in ACS 2022+.
ACS 5-year estimates, 2020-2024
Census American Community Survey 5-year estimates for 2020-2024, with 90% margins of error as published by the Census Bureau.
| Metric | Estimate | Margin of error (90%) | ACS table |
|---|---|---|---|
| Total population | 43,864 | none (controlled estimate) | B01003 |
| Median age | 44 years | ±0.3 years | B01002 |
| Households | 18,344 | ±206 | B11001 |
| Median household income (inflation-adjusted to the final ACS year) | $58,686 | ±$2,154 | B19013 |
| Median value of owner-occupied housing units | $139,700 | ±$6,702 | B25077 |
| Median gross rent | $750 | ±$39 | B25064 |
| Owner-occupied share of occupied housing units | 74.9% | none (derived from several estimates) | B25003 (derived) |
| Renter-occupied share of occupied housing units | 25.1% | none (derived from several estimates) | B25003 (derived) |
| High school graduate or higher (age 25+) | 92.2% | none (derived from several estimates) | B15003 (derived) |
| Bachelor's degree or higher (age 25+) | 18.4% | none (derived from several estimates) | B15003 (derived) |
| Share of people below the poverty level | 14.2% | none (derived from several estimates) | B17001 (derived) |
| Unemployment rate (civilian labor force) | 4.2% | none (derived from several estimates) | B23025 (derived) |
- Dollar values are in 2024 inflation-adjusted dollars.
- Percentages' margins of error are in percentage points (pp).
Geography
| Measure | Value |
|---|---|
| County FIPS | 42065 |
| Land area | 652.44 sq mi |
| Water area | 4.36 sq mi |
| Population density | 67 per sq mi of land |
| Geography vintage | 2024 Gazetteer |
ZIP codes (ZCTAs) in this county
ZCTAs that overlap the county in the Census 2020 ZCTA to county relationship file, largest share of the county's land first.
| ZCTA | Share of county land | Share of ZCTA land | County is the ZCTA's primary county |
|---|---|---|---|
| 15825 | 23.7% | 100% | Yes |
| 15767 | 20.5% | 83.6% | Yes |
| 15851 | 14.9% | 100% | Yes |
| 15860 | 10.8% | 52.6% | Yes |
| 15824 | 9.6% | 94.2% | Yes |
| 15829 | 3.4% | 68.9% | Yes |
| 15864 | 3.3% | 56.2% | Yes |
| 16240 | 3% | 36.7% | Yes |
| 15840 | 2.6% | 97% | Yes |
| 15828 | 1.6% | 42.5% | |
| 15853 | 1.5% | 6.4% | |
| 15823 | 0.8% | 15.1% | |
| 16222 | 0.8% | 8.2% | |
| 15770 | 0.7% | 100% | Yes |
| 15730 | 0.6% | 100% | Yes |
| 15776 | 0.3% | 100% | Yes |
| 15865 | 0.3% | 78.7% | Yes |
| 15764 | 0.3% | 100% | Yes |
| 15780 | 0.2% | 100% | Yes |
| 15772 | 0.2% | 3.5% | |
| 15711 | 0.2% | 100% | Yes |
| 15781 | 0.2% | 100% | Yes |
| 15744 | 0.1% | 100% | Yes |
| 15778 | 0.1% | 100% | Yes |
| 15715 | 0.1% | 100% | Yes |
| 15801 | 0.1% | 0.8% | |
| 15863 | 0.1% | 100% | Yes |
| 15733 | 0.1% | 100% | Yes |
| 15784 | 0% | 100% | Yes |
| 15847 | 0% | 100% | Yes |
Sources
- American Community Survey 5-year estimates (Census Data API) — U.S. Census Bureau. ACS 5-year 2020-2024 (release acs5-2024:county), source date 2025-09-02. https://api.census.gov/data/2024/acs/acs5?get=NAME,B01003_001E,B01003_001M,B01002_001E,B01002_001M,B11001_001E,B11001_001M,B19013_001E,B19013_001M,B25077_001E,B25077_001M,B25064_001E,B25064_001M,B25003_001E,B25003_002E,B25003_003E,B15003_001E,B15003_017E,B15003_018E,B15003_019E,B15003_020E,B15003_021E,B15003_022E,B15003_023E,B15003_024E,B15003_025E,B17001_001E,B17001_002E,B23025_003E,B23025_005E&for=county:065&in=state:42
- Published by Olympus on Oct 22, 2026.
- Source data: U.S. Census Bureau. Works of the U.S. government are not subject to copyright in the United States.
- This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
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curl -s "https://api.olympus.new-odyssey.com/v1/geo-demographics/counties/42065" -H "X-API-Key: $OLYMPUS_API_KEY"get_us_demographics {"county_fips":"42065"}