ZIP Code 18820 in Gibson, PA

Data Last Updated: February 1, 2026
City:Gibson, Pennsylvania
County:Susquehanna County
Timezone:Eastern (GMT -05:00)
Local Time:3:41:52 PM
Population:40 [See All]
Area Codes:272 / 570
Classification:PO Box
Coordinates:41.8077, -75.6483
Land Area:1.751 sq mi
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18820 Gibson, PA - Rural Hamlet in Susquehanna County

ZIP Code 18820, Gibson

Small Town Unique ZIP
LocationSusquehanna County, PA
Area0 sq mi Single Point
Population40
Households13
PO Boxes0 No PO Boxes
Median Age54.0 years
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 18847
Key Facts
  • This is a PO Box Only Zone, meaning there's no alternative mail delivery across the service area
  • With just 40 residents in 13 households, Gibson is one of Pennsylvania's smallest postal communities
  • The ZIP code appears as a point location within neighboring ZIP 18847 rather than having its own territory
  • All 13 occupied homes are owner-occupied with zero rental properties, indicating a settled permanent population
  • Despite the tiny population, 37.5% of adults hold bachelor's degrees or higher, well above rural averages
  • Mail is delivered via a single rural carrier route rather than traditional PO Box service

Community Overview

Gibson is a tiny rural hamlet in Susquehanna County, Pennsylvania, with just 40 residents in 13 households. This is a PO Box Only Zone, meaning there's no alternative mail delivery across the service area. The community sits along State Route 547 in northeastern Pennsylvania.

Postal Services

Despite its PO Box classification, the post office maintains minimal box infrastructure. Mail delivery occurs primarily through a single rural carrier route serving the immediate area. General Delivery is available for residents who need it. The post office itself appears as a point location rather than a defined territory, falling within the boundaries of neighboring ZIP 18847.

Demographics and Character

Gibson's 40 residents are entirely White (100%) with a median age of 54.0 years. All 13 occupied homes are owner-occupied. There are no renters. The community shows above-average educational attainment, with 37.5% of adults holding bachelor's degrees or higher. Per capita income is $50,264. Employment patterns show work in public administration (10 workers), other services (10 workers), and smaller numbers in education, healthcare, and transportation.

Historical Roots

This hamlet has deep historical roots. Housing stock is exceptionally old, with structures dating to the pre-1939 era dominating the landscape. With just one child under 18, Gibson isn't growing. It's a settled, aging rural outpost where residents have lived for decades.

Mailing Information

Primary city name: Gibson, PA 18820

Facility type: Post Office (P)

City carrier delivery: No

PO Box Only Zone: Yes (no alternative delivery options exist)

Street Name Patterns

Highway Corridor

The entire community sits along State Route 547, with only 2 delivery point records.

Nearby Areas

Village of Windsor Historic District
Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics


ZIP Code 18820 has 40 residents and 13 households (average 3.08 persons per household). The median age is 54.0 years, significantly older than the state (41.0) and significantly older than the nation (38.8). The gender split is 42.5% male and 57.5% female, which is lower than the national male share (49.1%), making this a female-majority area. Largest groups are White (100.0%, much higher than the state average of 75.0% and well above the national average of 61.6%) and Hispanic or Latino (7.5%); Hispanic or Latino residents make up 7.5%, which is much lower than the national average (18.7%).

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:40Source: Census DHC
2024 ACS Population Estimate:36Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:22.8 people per sq mile
Average Income:$0Source: Census ACS
Households:13Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:3.08Source: Census DHC
Average Family Size:4.44Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--000000000081593636
Decennial Census0------------------40--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 54

Male Median Age: 50.5

Female Median Age: 58.2

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male130011001040500001
Female100010132128030100
Total230021133168530101
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:4093.02%
Black:00%
Hispanic:*36.98%
Asian:00%
American Indian:00%
Hawaiian:00%
Other:00%
Total:43100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:1742.50%50.5 years
Females:2357.50%58.2 years
Total:40100%54.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:36100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:36100%
Total Native Population:36100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $0, which is well under the national median ($78,538), and above its 2019 pre-pandemic level by $0. Family households earn a median of $0 versus $0 for nonfamily households (a difference of $0). By gender, male median income is $0 and female is $0, which is considerably lower than the national female median ($53,445), with a current gap of $0 that has stayed about the same from 2011 to 2024. The labor-force participation rate is 36.4%, which is far less than the national rate (63.5%). The unemployment rate is 0.0%, which is markedly below the national rate (5.2%). The largest occupation group is Management (91.7%).

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$0$0$0$0$0$0$0$0$0$0$148,684$160,875$0$0
Median Family Income$0$0$0$0$0$0$0$0$0$0$148,224$160,875$0$0
Median NonFamily Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Male Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:1236.36%
Unemployed:00.00%
Not In Labor Force:2163.64%
Total:33100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:1191.67%
Service:18.33%
Sales and Office:00.00%
Natural resources, construction, and maintenance:00.00%
Production, transportation, and material moving:00.00%
Total Civilian Employed Population:12100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $0, which is much lower than the national median ($303,400), and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is well under the national median ($1,348), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$0$0$0$0$0$0$0$0$0$0$0$141,300$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00%
$500 to $999:00%
$1,000 to $1,499:00%
$1,500 to $1,999:00%
$2,000 to $2,499:00%
$2,500 to $2,999:00%
$3,000 or more:00%
No Rent:00%
Total:0100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):21100.00%
Owner Occupied (free and clear, no mortgage):00.00%
Renter Occupied:00.00%
Total Occupied Housing Units:21100%

Occupied Housing Units:2172.41%
Vacant Housing Units (not graphed):827.59%
Total Housing Units:29100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:29100.00%
Multi-Family Units:00.00%
Other Units:00.00%
Total Housing Units:29100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 34.40% of adults (25+) have a bachelor's degree or higher, which is comparable to the national rate (35.00%). High school or higher is 100.00%, which is comparable to the national rate (89.40%). The uninsured rate is 0.00%, which is comparable to the national rate (8.60%). Private coverage is 97.20%, which is well above the national rate (67.30%). Public coverage is 8.30%, which is far lower than the national rate (36.30%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.70%). Poverty has been broadly stable, which may reflect structural barriers or offsetting gains and setbacks. Among residents ages 3+, the largest enrollment group is elementary (50.00%). College enrollment is 50.00%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):00.00%
Some college, no degree:00.00%
Associate's degree:2165.63%
Bachelor's degree:1031.25%
Graduate or professional degree:13.13%
Total:32100%
High school or higher:32100.00%
Bachelor's degree or higher:1134.38%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:3592.11%
Public Insurance:37.89%
No Insurance:00.00%
Total:38100%
Has Health Insurance:38100.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:00.00%
Elementary school (grades 1-8):150.00%
High school (grades 9-12):00.00%
College or graduate school:150.00%
Total:2100%
Early Childhood:00.00%
K-12 (Primary & Secondary School):150.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 18820 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:0Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 18820 is located in Susquehanna County, Pennsylvania, within the Metropolitan Statistical Area (CBSA ) and Pennsylvania's 9th Congressional District. This area has a population of 0 people, about 0.00% of whom live in ZIP Code 18820. It covers 1.751 sq mi of land and a water area of 0.026 sq mi.

CBSA Name:--Source: Census
CBSA Number:--Source: Census
CBSA Type:--Source: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:1.751 sq miSource: Census
Water Area:0.026 sq miSource: Census
Congressional District:09Source: USPS
Congressional Land Area:5730.09 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


18821 | | 18818

Schools in ZIP Code 18820


We could not locate which school district 18820 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Mountain View El Sch 11748 State Route 106
Kingsley, PA 18826
District: Mountain View School DistrictNearby
Mountain View Jshs 11749 State Route 106
Kingsley, PA 18826
District: Mountain View School DistrictNearby
Blue Ridge Ms 5150 School Road
New Milford, PA 18834
District: Blue Ridge School DistrictNearby
Blue Ridge Hs 5150 School Road
New Milford, PA 18834
District: Blue Ridge School DistrictNearby
Blue Ridge El Sch 5150 School Road
New Milford, PA 18834
District: Blue Ridge School DistrictNearby
Faith Mountain Christian Academy 61 Railroad Ave
Hallstead, PA 18822
District: Private SchoolNearby
Edison Early Learning Center 227 Pike St
Carbondale, PA 18407
District: Private SchoolNearby
Our Lady Of Peace School 410 N Abington Rd
Clarks Green, PA 18411
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 18820


Susquehanna County Career And Technology Center 2380 Elk Lake School Road
Springville, PA 18844
Type: Post Secondary
Keystone College One College Green
La Plume, PA 18440-0200
Type: Post Secondary
Clarks Summit University 538 Venard Rd
Clarks Summit, PA 18411-1250
Type: Post Secondary
Career Technology Center Of Lackawanna County 3201 Rockwell Ave
Scranton, PA 18508
Type: Post Secondary
Johnson College 3427 N Main Ave
Scranton, PA 18508-1495
Type: Post Secondary
Binghamton University 4400 Vestal Parkway East
Vestal, NY 13850-6000
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov