Ronkonkoma, NY 11779 ZIP Code Profile

Related Place Profiles:
Lake Ronkonkoma, NY | Ronkonkoma, NY

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ZIP Code 11779: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ronkonkoma, NY 11779

Acceptable Alternative
Lake Ronkonkoma, NY 11779
Lk Ronkonkoma, NY 11779

Not Acceptable, USPS
Lake Ronkonkoma Heights, NY 11779

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,743
  • Single Family Addresses: 11,649
  • Multi-Family Addresses: 1,020
  • County: Suffolk County
  • Centroid: Latitude 40.818, Longitude -73.121
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


11779 ZIP Code Map

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Ronkonkoma, NY 11779 Data & Demographics (As of July 1, 2015)


Total Population 38,778
Population in Households 38,318
Population in Familes 32,993
Population in Group Qrtrs 460
Population Density1 2,957
Diversity Index2 40


Total Households 13,368
Average Household Size 2.87
Family Households 9,933
Average Family Size 3


Total Housing Units 13,946 (100%)
Owner Occupied HU 10,184 (73.0%)
Renter Occupied HU 3,184 (22.8%)
Vacant Housing Units 578 ( 4.1%)
Median Home Value $338,357
Average Home Value $439,599


Median Household Income $90,792
Average Household Income $105,881
Per Capita Income $36,639
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.02% 0.1%
Households 0.14% 0.12%
Families 0.09% 0.09%
Median Household Income   2.13%
Per Capita Income   2.35%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Ronkonkoma, NY 11779 - Peer Comparisons by Rank and Percentile

The table below compares 11779 to the other 1,702 ZIP Codes in New York by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 149 91st
Population Density1 # 362 79th
Diversity Index2 # 492 71st
Median Household Income # 247 86th
Per Capita Income # 425 75th

Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.