ZIP Code 11958 in Peconic, NY

Data Last Updated: October 1, 2025
City:Peconic, New York
County:Suffolk County
Timezone:Eastern (GMT -05:00)
Local Time:10:15:25 PM
Population:691 [See All]
Area Codes:631 / 934
Classification:Standard [Normal Street Delivery]
Coordinates:41.0453, -72.4693
Land Area:2.929 sq mi
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https://www.zip-codes.com/zip-code/11958/zip-code-11958.asp

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Population & Demographics


ZIP Code 11958 has 691 residents and 290 households (average 2.38 persons per household). The median age is 54.0 years, significantly older than the state (39.0) and significantly older than the nation (38.8). The gender split is 49.3% male and 50.7% female, which is about the same as the state male share (48.4%), making this a female-majority area. Largest groups are White (79.0%, much higher than the state average of 55.2% and well above the national average of 61.6%) and Hispanic or Latino (15.2%); Hispanic or Latino residents make up 15.2%, which is lower than the state average (19.5%).

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 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:691Source: Census DHC
2023 ACS Population Estimate:864Source: Census ACS
2025 ZC Population Estimate:683Source: ZIP-Codes.com
Population Density:235.9 people per sq mile
Average Income:$64,263Source: Census ACS
Households:290Source: Census DHC
Average House Value:$830,600Source: Census ACS
Persons Per Household:2.38Source: Census DHC
Average Family Size:2.79Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--454441262366441531489698768683802893864
Decennial Census635------------------691------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

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


Median Age: 54

Male Median Age: 52.5

Female Median Age: 55.3

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male139191819151915161533233528301897
Female6424231418171614122246204033151016
Total191343413333363130275569556863331923
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:54675.10%
Black:131.79%
Hispanic:*10514.44%
Asian:60.83%
American Indian:40.55%
Hawaiian:00%
Other:537.29%
Total:727100%
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:34149.35%52.5 years
Females:35050.65%55.3 years
Total:691100%54.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:64574.65%
Native, born in PR, Island Areas, or abroad:374.28%
Foreign born, naturalized U.S. citizen:9110.53%
Foreign born, not a U.S. citizen:9121.06%
Total Population:864100%
Total Native Population:68278.94%
Total Foreign-born Population:18221.06%
Source: U.S. Census 2019-2023 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 2023, the Median household income is $64,263, which is considerably lower than the state median ($84,578), is down $27,513 (30.0%) since 2011 and below its 2019 pre-pandemic level by $27,916. 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 well under the state female median ($63,701), with a current gap of $0 that has widened from 2011 to 2023. The labor-force participation rate is 50.8%, which is markedly below the national rate (63.5%). The unemployment rate is 0.0%, which is far lower than the state rate (6.2%). The largest occupation group is Management (42.7%).

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

Source: U.S. Census 2011-2023 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 Type2011201220132014201520162017201820192020202120222023
Median Household Income$91,776$94,423$83,000$69,375$65,288$66,591$87,750$0$92,179$91,678$91,154$65,438$64,263
Median Family Income$116,591$118,021$96,000$97,333$98,438$126,458$161,125$99,145$93,750$91,908$100,086$76,172$0
Median NonFamily Income$66,696$70,089$70,179$44,196$43,040$42,976$44,659$41,818$0$0$0$43,809$0
Median Male Income$116,705$87,045$51,806$56,250$0$40,987$0$0$0$0$0$91,250$0
Median Female Income$118,313$120,380$0$61,111$0$0$0$0$43,867$44,313$42,449$44,096$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:34250.82%
Unemployed:00.00%
Not In Labor Force:33149.18%
Total:673100%
Source: U.S. Census 2019-2023 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:14642.69%
Service:14141.23%
Sales and Office:123.51%
Natural resources, construction, and maintenance:308.77%
Production, transportation, and material moving:133.80%
Total Civilian Employed Population:342100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $830,600, which is much higher than the national median ($303,400), is up $137,800 (19.89%) since 2011 and above its 2019 pre-pandemic level by $161,300. The median gross rent is $0, which is far less than the state median ($1,576), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 71.03% (37.72% with a mortgage, 62.28% free-and-clear) and renters 28.97% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 42.47%, which is much higher than the state rate (10.19%).

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

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$692,800$705,400$685,300$593,800$623,200$604,900$601,900$606,500$669,300$693,900$772,200$810,100$830,600
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:00.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:5963.44%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:3436.56%
No Rent:00.00%
Total:93100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$2,001$0$0$0$0$0$0$0$0$0$1,611$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):8626.79%
Owner Occupied (free and clear, no mortgage):14244.24%
Renter Occupied:9328.97%
Total Occupied Housing Units:321100%

Occupied Housing Units:32157.53%
Vacant Housing Units (not graphed):23742.47%
Total Housing Units:558100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

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


Single-Family Units:53896.42%
Multi-Family Units:203.58%
Other Units:00.00%
Total Housing Units:558100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 39.60% of adults (25+) have a bachelor's degree or higher, which is comparable to the national rate (35.00%). High school or higher is 84.10%, which is comparable to the national rate (89.40%). The uninsured rate is 8.00%, which is on par with the state rate (5.10%). The share of people in poverty is 0.00%, which is on par with the state rate (9.80%). 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 (25.56%). College enrollment is 25.19%, which is on par with the state rate (29.60%), meaning the community mirrors broader higher-education participation.

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

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:6912.32%
9th to 12th grade, no diploma:203.57%
High school graduate (includes equivalency):8915.89%
Some college, no degree:8815.71%
Associate's degree:7212.86%
Bachelor's degree:8615.36%
Graduate or professional degree:13624.29%
Total:560100%
High school or higher:47184.11%
Bachelor's degree or higher:22239.64%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

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


Private Insurance:55158.93%
Public Insurance:31533.69%
No Insurance:697.38%
Total:935100%
Has Health Insurance:86692.62%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% 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%
Source: U.S. Census 2011-2023 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:2910.90%
Kindergarten:3713.91%
Elementary school (grades 1-8):6825.56%
High school (grades 9-12):6524.44%
College or graduate school:6725.19%
Total:266100%
Early Childhood:6624.81%
K-12 (Primary & Secondary School):17063.91%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 11958 supports both business and residential activity. According to the Business Census (2023), there are 51 business establishments, employing about 384 people with an annual payroll of $19,490,000. USPS data shows 287 residential mailboxes and 9 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:287Source: USPS
# Business Mailboxes:9Source: USPS
Total Delivery Receptacles:635Source: USPS
Single Family Delivery Units:287Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:51Source: CBP
1st Quarter Payroll:$3,736,000Source: CBP
Annual Payroll:$19,490,000Source: CBP
# of Employees:384Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 11958 is located in Suffolk County, New York, within the New York-Newark-Jersey City, NY-NJ Metropolitan Statistical Area (CBSA 35620) and New York's 1st Congressional District. This Metro area has a population of 19,756,722 people, about 0.00% of whom live in ZIP Code 11958, and is subdivided into the Nassau County-Suffolk County, NY division. It covers 2.929 sq mi of land and a water area of 1.227 sq mi.

CBSA Name:New York-Newark-Jersey City, NY-NJSource: Census
CBSA Number:35620Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Nassau County-Suffolk County, NY (CBSA Div 35004)Source: Census
CBSA Population:19,756,722Source: Census
MSA:New York-Northern New Jersey-Long Island, NY-NJ-CT-PASource: Census
Land Area:2.929 sq miSource: Census
Water Area:1.227 sq miSource: Census
Congressional District:01Source: USPS
Congressional Land Area:650.02 sq miSource: Census
PMSA:Nassau-Suffolk, NY PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:3656968Source: Census
Place Name:Peconic CDP; New YorkSource: Census

Adjacent & Nearby ZIP Codes


11959 | | 11957

Schools in ZIP Code 11958


We could not locate which school district 11958 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.

Mattituck-Cutchogue Elementary School 34900 Main Rd
Cutchogue, NY 11935
District: Mattituck-Cutchogue Union Free School DistrictNearby
Southold Junior-Senior High School 420 Oaklawn Ave
Southold, NY 11971
District: Southold Union Free School DistrictNearby
Southold Elementary School 420 Oaklawn Ave
Southold, NY 11971
District: Southold Union Free School DistrictNearby
New Suffolk School 1295 4th St
New Suffolk, NY 11956
District: New Suffolk Common School DistrictNearby
Mattituck Junior-Senior High School 15125 Main Rd
Mattituck, NY 11952
District: Mattituck-Cutchogue Union Free School DistrictNearby
Southampton Montessori School 135 Saint Andrews Rd
Southampton, NY 11968
District: Private SchoolNearby
The Hayground School 151 Mitchell Ln
Bridgehampton, NY 11932
District: Private SchoolNearby
Our Lady Of The Hamptons Regional Catholic School 160 N Main St
Southampton, NY 11968
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 11958


Eastern Suffolk Boces 970 North Griffing Avenue
Riverhead, NY 11901-2763
Type: Post Secondary
Tigi Hairdressing Academy Guilford 860 Boston Post Road
Guilford, CT 06437
Type: Post Secondary
Three Rivers Community College - York Correctional Institution 201 West Main Street
Niantic, CT 06357-1904
Type: Post Secondary
Branford Academy Of Hair And Cosmetology 251 West Main St
Branford, CT 06405
Type: Post Secondary
Mitchell College 437 Pequot Avenue
New London, CT 06320
Type: Post Secondary
University Of Connecticut-Avery Point 1084 Shennecossett Rd
Groton, CT 06340-6097
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 October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], 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 2011-2023 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: 10/1/2025], https://nces.ed.gov