Gilbert, PA · standard
ZIP Code 18331
Monroe County, Pennsylvania - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 867
- 98/sq mi Moderate-density area
- $281,900
- Median home value Near-median home value
- 9.3%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Gilbert pairs above-median home values, in a rural, homeowner-dominated area.
- Top 36%
- home value, US ZIPs
- 98
- people per sq mi
- 69%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 18331 against every reporting US ZIP.
ZIP code 18331 is a sparsely populated ZIP (a standard USPS delivery area) in Gilbert, Monroe County, Pennsylvania, home to just 867 residents across 8.9 square miles, a density of 98 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 18331, but per-capita income is $46,824. Unemployment is 29.3%, an important qualifier alongside the household-income figure. Housing is both higher-cost and owner-heavy: median home value is $281,900 (24% above the average Pennsylvania ZIP), while 69.2% of occupied homes are owner-occupied and median rent is $1,257.
Formal educational attainment runs low here: just 9.3% of adults hold a bachelor's degree or higher, the median age is 64.8, and the average commute is -. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Monroe County, so 18331 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 →
Top industries in ZIP 18331
Top 5 sectors by establishment count in Gilbert, PA
Which industries have the most business establishments in ZIP 18331.
- Retail trade
Retail trade
11 establishments
- Other services (except public administration)
Other services (except public administration)
6 establishments
- Health care and social assistance
Health care and social assistance
5 establishments
- Finance and insurance 4
Finance and insurance
4 establishments
- Construction 3
Construction
3 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 18331, Gilbert, 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
867
Population
8.9
Area (sq mi)
98
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 18331?
64.8
Median Age
55.1%
Male
44.9%
Female
4.9%
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?
$46,824
Per Capita Income
11.5%
Poverty Rate
29.3%
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
366housing units
366
Total Housing Units
354
Occupied Units
12
Vacant Units
1.85
Avg Household Size
Occupancy Type
$281,900
Median Home Value
+24% vs state ZIP avg
$1,257
Median Rent
1978
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 39 business establishments in ZIP 18331, employing approximately 241 people with a combined annual payroll of $8,609,000.
39
Businesses
241
Employees
$8.6M
Annual Payroll
7
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 11 | 28.2% |
| Other services (except public administration) | 6 | 15.4% |
| Health care and social assistance | 5 | 12.8% |
| Finance and insurance | 4 | 10.3% |
| Construction | 3 | 7.7% |
| Professional, scientific, and technical services | 3 | 7.7% |
| Accommodation and food services | 3 | 7.7% |
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 18331 vs 18322 →
ZIP 18331 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 18353
Saylorsburg (18353)
12,779 residents
- 18014
Bath (18014)
11,387 residents
- 18058
Kunkletown (18058)
9,464 residents
- 18330
Effort (18330)
8,927 residents
- 18334 4,156
Long Pond (18334)
4,156 residents
- 18038 3,091
Danielsville (18038)
3,091 residents
- 18322 2,781
Brodheadsville (18322)
2,781 residents
- 18352 1,098
Reeders (18352)
1,098 residents
- 18354 951
Sciota (18354)
951 residents
What this shows Among its immediate neighbors, ZIP 18331 ranks #0 by population - useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 18322 | Brodheadsville, PA | 2,781 | 2.5 mi |
| 18333 | Kresgeville, PA | 712 | 2.5 mi |
| 18330 | Effort, PA | 8,927 | 4.0 mi |
| 18058 | Kunkletown, PA | 9,464 | 2.9 mi |
| 18353 | Saylorsburg, PA | 12,779 | 4.2 mi |
| 18354 | Sciota, PA | 951 | 6.3 mi |
| 18334 | Long Pond, PA | 4,156 | 10.2 mi |
| 18038 | Danielsville, PA | 3,091 | 8.3 mi |
| 18014 | Bath, PA | 11,387 | 10.4 mi |
| 18352 | Reeders, PA | 1,098 | 8.1 mi |
More ZIP Codes in Monroe County
Related Areas
Frequently Asked Questions
What county is ZIP code 18331 in?
ZIP code 18331 (Gilbert) is located in Monroe County, Pennsylvania. Monroe County contains multiple ZIP codes, see the full list at /counties/monroe-pa.
What is the population of ZIP code 18331?
ZIP code 18331 in Gilbert, PA has a population of 867 according to the Census Bureau ACS 2023 estimates.
What is the average home value in ZIP 18331?
The median home value in ZIP 18331 is $281,900, which is 1% above the national average of $278,155.
What is the demographic makeup of ZIP 18331?
The largest racial group in ZIP 18331 is White at 96.6%. Hispanic or Latino residents make up 0.2% of the population.
How many businesses are in ZIP code 18331?
ZIP code 18331 has 39 business establishments employing approximately 241 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 18331?
The top industries by establishment count in ZIP 18331 are: Retail trade (11), Other services (except public administration) (6), Health care and social assistance (5). There are 7 industry sectors represented in total.
What is the education level in ZIP code 18331?
In ZIP code 18331, 82.3% of residents aged 25+ have a high school diploma or higher, and 9.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 18331?
In ZIP code 18331, approximately 69.2% of occupied housing units are owner-occupied and 30.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 18331?
The poverty rate in ZIP code 18331 is 11.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 18331's numbers, next.
- See how ZIP 18331 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Gilbert, PA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.