Northumberland County · Pennsylvania
ZIP code 17840
- Population
- 197
- Median income
- $69,087
- Median home
- —
- Sales tax
- 6%
ZCTA residents
Household, past 12 months
Owner-occupied value
Pennsylvania state rate
Quick answer
ZIP 17840 sits in Northumberland County, Pennsylvania and is home to 197 people. Median household income is $69,087, the median home is worth — and median gross rent is —. 85.5% of households own their home, and purchases are taxed at 6% (Pennsylvania state rate).
- County
- Northumberland County
- State
- Pennsylvania (PA)
- Area codes
- Not published
- Metro area
- Outside covered metros
FIPS 42097
1,833 ZIPs covered
No NANPA match for this ZIP
Rate jurisdiction used for tax
The numbers for 17840
American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.
- Population
- 197ZIP 17840 residents
- Median household income
- $69,087Past 12 months, inflation adjusted
- Median home value
- —Owner-occupied units
- Median gross rent
- —Rent plus utilities, monthly
- Median age
- 63.1 yrsAll residents
- Homeownership rate
- 85.5%Owner-occupied households
Sales tax in 17840
What a purchase inside this ZIP costs at checkout.
Pennsylvania levies 6% statewide, and counties, cities and special districts inside this ZIP can add their own local rate on top. Check the county page for the local component before you quote a price.
Affordability in this ZIP
Derived from the Census medians above — indicative, not an offer.
A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.
How 17840 compares
ZIP 17840 against the median ZIP in Northumberland County and across Pennsylvania.
| Measure | ZIP 17840 | County median | State median | vs state |
|---|---|---|---|---|
| Median household income | $69,087 | $58,938 | $70,000 | -1% |
| Median home value | — | $176,700 | $187,400 | — |
| Median gross rent | — | $802 | $953 | — |
| Population | 197 | 1,541 | 2,230 | -91% |
Medians are computed across the 22 ZIP areas in Northumberland County and the 1833 ZIP areas in Pennsylvania.
Statewide rank
Where this ZIP places among all 1833 Pennsylvania ZIP areas.
- Income
- #871
- Home value
- —
- Population
- #1,581
richer than 48% of 1,668 state ZIPs
Not published
larger than 14% of 1,833 state ZIPs
Comparable ZIP codes
Pennsylvania ZIP areas with almost the same household income.
Nearby ZIP codes
Other ZIP codes filed under Northumberland County.
ZIP 17840 questions
Common questions about this ZIP code.
- Where is ZIP code 17840?
- ZIP 17840 lies mostly in Northumberland County, Pennsylvania. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
- What sales tax do I pay in 17840?
- Pennsylvania charges 6% statewide, plus any county, city or district rate that applies locally.
- Is 17840 expensive to live in?
- Median rent runs — a month, and the median home is worth — — — against the typical Pennsylvania ZIP.
- Is a ZCTA the same as a postal ZIP code?
- Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.
Keep going
Related pages for this area.
Sources & transparency
- US Census Bureau, ACS 2019-2023 5-year estimates — 2019-2023 ACS 5-year — population, income, housing
- Census 2020 ZCTA-to-county relationship file — County assignment by largest land-area overlap
- Pennsylvania Department of Revenue — Sales tax rates and local add-ons
Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.