Locust Gap, PA · standard
ZIP Code 17840
Northumberland County, Pennsylvania - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 533
- 83/sq mi Moderate-density area
- 0.0%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Locust Gap has 533 residents, placing it in the 20th percentile of the 33,099 US ZIP codes with a reported population, at 83 people per square mile.
Source: USPS ZIP record + U.S. Census Bureau ZIP population. Rank compares ZIP 17840 against every US ZIP with a reported population; income/home-value percentiles are not available for this ZIP.
ZIP code 17840 is a sparsely populated ZIP (a standard USPS delivery area) in Locust Gap, Northumberland County, Pennsylvania, home to just 533 residents across 6.5 square miles, a density of 83 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 17840, but per-capita income is $19,838. The poverty rate is 33.0%, so the area-level income figures should not be treated as typical household experience. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 25.3, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Northumberland County, so 17840 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 17840, Locust Gap, PA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
533
Population
6.5
Area (sq mi)
83
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 17840?
25.3
Median Age
49.5%
Male
50.5%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$19,838
Per Capita Income
33.0%
Poverty Rate
0.0%
Unemployment Rate
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
131housing units
131
Total Housing Units
58
Occupied Units
73
Vacant Units
3.24
Avg Household Size
Occupancy Type
1971
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 4 business establishments in ZIP 17840, employing approximately 404 people with a combined annual payroll of $10,311,000.
4
Businesses
404
Employees
$10.3M
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 17840 vs 17851 →
ZIP 17840 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 17866
Coal Township (17866)
10,310 residents
- 17851
Mount Carmel (17851)
7,841 residents
- 17921
Ashland (17921)
7,676 residents
- 17834 3,565
Kulpmont (17834)
3,565 residents
- 17964 798
Pitman (17964)
798 residents
- 17936 763
Gordon (17936)
763 residents
- 17832 628
Marion Heights (17832)
628 residents
- 17840 533
Locust Gap (17840)
533 residents
- 17888 326
Wilburton (17888)
326 residents
What this shows Among its immediate neighbors, ZIP 17840 ranks #8 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 17851 | Mount Carmel, PA | 7,841 | 2.2 mi |
| 17834 | Kulpmont, PA | 3,565 | 1.9 mi |
| 17832 | Marion Heights, PA | 628 | 2.7 mi |
| 17943 | Lavelle, PA | 229 | 2.6 mi |
| 17945 | Locustdale, PA | 180 | 3.2 mi |
| 17921 | Ashland, PA | 7,676 | 4.0 mi |
| 17888 | Wilburton, PA | 326 | 3.9 mi |
| 17936 | Gordon, PA | 763 | 5.1 mi |
| 17964 | Pitman, PA | 798 | 5.2 mi |
| 17866 | Coal Township, PA | 10,310 | 6.2 mi |
More ZIP Codes in Northumberland County
Related Areas
Frequently Asked Questions
What county is ZIP code 17840 in?
ZIP code 17840 (Locust Gap) is located in Northumberland County, Pennsylvania. Northumberland County contains multiple ZIP codes, see the full list at /counties/northumberland-pa.
What is the population of ZIP code 17840?
ZIP code 17840 in Locust Gap, PA has a population of 533 according to the Census Bureau ACS 2023 estimates.
What is the demographic makeup of ZIP 17840?
The largest racial group in ZIP 17840 is White at 71.8%. Hispanic or Latino residents make up 28.2% of the population.
How many businesses are in ZIP code 17840?
ZIP code 17840 has 4 business establishments employing approximately 404 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What percentage of residents own vs. rent in ZIP 17840?
In ZIP code 17840, approximately 74.1% of occupied housing units are owner-occupied and 25.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 17840?
The poverty rate in ZIP code 17840 is 33.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 17840's numbers, next.
- See how ZIP 17840 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Locust Gap, PA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.