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Suffolk County, NY — Convenience stores Saturation

How many convenience stores exist per person present — residents plus daytime workers — by ZIP code, compared with the U.S. average. Establishment data: Census ZBP 2023. Population: ACS 2024 5-year. 110 ZIP codes analyzed.

Includes: Convenience stores · Corner stores · Small-format food & fuel marts. Counted together because official statistics use one 445120 code.

Measured density: Range spans bands — 1.91× the U.S. rate (between 1.91× and 2.66× once withheld ZIP cells are counted)

Why a range: Census does not publish a ZIP-by-industry count when that ZIP has 0–2 businesses. 62 ZIP cells in this county are withheld, 59 of them with residents. Each could hold 0, 1, or 2 businesses: counting them all as 0 gives the low end, counting them all as 2 gives the high end — the data cannot say where the truth sits. The density range uses only the populated cells, since ZIPs without residents are excluded from per-person rates. How ranges work

Range spans the U.S. rate   Suffolk County convenience stores — 191–266% of the U.S. rate

313 convenience stores are counted in Suffolk County — 1.7 per 10,000 people present (residents + daytime workers), 191% of the U.S. rate of 0.9.

On the comparable ZIP set (ZIPs with a published count in every year), the total has risen 44% between 2015 and 2023 (163 → 235). That set is smaller than today's county total. 2020–2021 were pandemic-distorted, and Census rounds counts, so small moves are within noise.

Measured supply density is highest in 11713 (Bellport), 11944 (Greenport), 11901 (Riverhead) — well above the national rate. On measured density alone, the lowest-density residential ZIPs with a published count are 11787 (Smithtown), 11776 (Port Jefferson Station), 11738 (Farmingville).

Census County Business Patterns (2023) puts the county-wide count at 359 establishments, including locations in ZIP codes that do not map to a ZCTA — so it can run slightly above the sum of the ZIP rows on this page. It is annual, so it lags more than QCEW.

Measured density: Suffolk County sits at 191% of the U.S. rate for convenience stores. 59 ZIPs with population have no published count (each 0–2 businesses), so the true per-capita rate is between 191% and 266% of the U.S. rate. Why. The highest measured density is in 11713 and 11944; the lowest measured density is in 11787 and 11776.

This is a supply-side read: it counts existing convenience stores and the people present, not foot traffic, income, rent, or whether locals want more. Treat low density as a question to check, not an answer.

Convenience stores
313–437
published count; upper bound counts each withheld ZIP cell as 2 (62 cells) (2023)
Per 10,000 present
1.7
residents + daytime workers
U.S. average
0.9
per 10,000 present
County index
1.91×
vs. U.S.
Latest year (CBP)
359
2023 — $61M annual payroll
Residents
1,444,016
105 ZIPs with data
Workers
549,149
jobs located in county

Is the area growing?

Population
1,535,909
Census PEP, July 1 2024
Change since 2020
+0.9%
+13,734 people
Net migration 2024
+3,412
international +9,881, domestic −6,469
Jobs located here
639,110
LODES 2022, −3.7% since 2019

Suffolk County had an estimated 1,535,909 residents on July 1, 2024 — 0.9% more than in 2020 (+13,734). In the latest year it gained 6,880 people: births minus deaths +3,394, international migration +9,881, domestic migration −6,469. Components are published separately and may not sum exactly.

639,110 jobs were located in the county in 2022 (−3.7% since 2019), and 768,254 employed residents lived there (+0.1% since 2019). LODES counts wage and salary jobs covered by unemployment insurance plus federal jobs; it excludes the self-employed and military, and counts jobs rather than unique people. 2019→2022 spans the pandemic, so read it as one change, not a trend.

Population and migration say whether the customer base is growing. They do not say whether people want another business of this type. Definitions and limits →  ·  Full county detail →

ZIP gaining residents
2015–19 → 2020–24
Change
11978 Westhampton Beach
+52.5%
11968 Southampton
+45.6%
11937 East Hampton
+35.6%
ZIP losing residents
2015–19 → 2020–24
Change
11955 Moriches
−34.4%

ACS 5-year estimates for 2015–2019 and 2020–2024. Only ZIPs with at least 2,000 residents in both windows and a change larger than the survey margin of error (90%) are listed — small ZIPs move a lot on paper without a real signal.

Nonemployer businesses

Not shown. Census publishes convenience stores only combined with vending machine operators, so a convenience-only nonemployer count is not published.

Census Nonemployer Statistics 2024 (NAICS 2022). We do not approximate this figure.

Saturation map

Each ZIP area is shaded by its density of this business type per person present (residents + workers) vs. the U.S. average. Click any ZIP to zoom to its boundary, see its numbers, and switch to aerial imagery. Individual mapped shops appear as dots at street level — Show locations zooms you in to them (scroll or double-click to zoom).

Basemap:
Under 50% 50–100% 100–150% 150–250% 250%+ 0–2 (not published) / no data ZIP total (dot size) Mapped shop (OpenStreetMap, street level)

Map data © OpenStreetMap contributors, tiles by OpenFreeMap.

White dots are ZIP totals from the official Census count — the bigger the dot, the more convenience stores in that ZIP. They are aggregated, not individual shops. Turquoise dots are individual locations mapped in OpenStreetMap, shown only at street level; they are crowd-sourced and indicative, may be incomplete, and do not equal the official counts. Only the official ZIP totals feed the saturation index.

Market trend — up 44% since 2015

Number of convenience stores in Suffolk County across 2015–2023, on a consistent set of ZIP codes present in every year — so changes are real, not ZIP-boundary artifacts. 2015/2018 are pre-pandemic baselines; 2020/2021 are COVID-distorted.

163
2015
170
2018
197
2020
213
2021
216
2022
235
2023

Highest measured density

ZIP
vs. U.S. average
Index
11713 Bellport
690%
11944 Greenport
559%
11901 Riverhead
460%
11789 Sound Beach
439%
11730 East Islip
414%
11934 Center Moriches
406%
11778 Rocky Point
395%
11769 Oakdale
387%
11772 Patchogue
351%
11742 Holtsville
344%
11720 Centereach
340%
11968 Southampton
340%
11951 Mastic Beach
337%
11752 Islip Terrace
337%
11731 East Northport
329%

Lowest measured density

ZIP
vs. U.S. average
Index
11787 Smithtown
75%
11776 Port Jefferson Station
126%
11738 Farmingville
159%
11937 East Hampton
178%
11701 Amityville
180%
11741 Holbrook
181%
11950 Mastic
181%
11726 Copiague
186%
11782 Sayville
200%
11725 Commack
202%
11702 Babylon
204%
11743 Huntington
208%
11722 Central Islip
208%
11704 West Babylon
210%
11751 Islip
213%
Low measured density is not evidence of opportunity. A ZIP with few convenience stores may simply lack foot traffic, retail space, or demand. We rank only residential and mixed ZIPs here; employment hubs and visitor destinations are listed separately below. ZIPs where Census did not publish a count (0–2 businesses) are not ranked: they may be the least served of all, but the data cannot tell 0 from 1 or 2. Verify those locally.

Employment hubs & destinations

These ZIPs have far more workers (or visitors) than residents, so their counts are driven by daytime and visitor demand — not a place to read "shortage" from resident numbers alone.

ZIPNeighborhoodType ResidentsWorkersConvenience storesIndex
11749Islandia Employment hub 3,6008,492 3 418%
11747Melville Employment hub 20,51351,326 4 95%
11770Ocean Beach Employment hub 77181 0–2 —
11788Hauppauge Employment hub 17,37438,054 0–2 —
11794Stony Brook Destination 83111,090 0–2 —
11931Aquebogue Destination 27525 0–2 —
11932Bridgehampton Employment hub 7252,345 0–2 —
11972Speonk Employment hub 334680 0–2 —
11973Upton Destination 482,693 0–2 —
06390Fishers Island Employment hub 72273 0–2 —

Scroll the table sideways to see all columns.

All ZIP codes

Click a column header to sort. Index = convenience stores per 10,000 people present (residents + 0.5×workers) ÷ the U.S. average. 100% = exactly average.

ZIPNeighborhood ResidentsWorkersConvenience stores Per 10kIndexStatus
11713Bellport 9,2183,760 7 6.3 690% Very high density
11944Greenport 5,0371,674 3 5.1 559% Very high density
11901Riverhead 33,09114,663 17 4.2 460% Very high density
11789Sound Beach 7,369213 3 4.0 439% Very high density
11749Islandia 3,6008,492 3 3.8 418% Very high density
11730East Islip 14,2473,261 6 3.8 414% Very high density
11934Center Moriches 9,4182,746 4 3.7 406% Very high density
11778Rocky Point 12,3902,895 5 3.6 395% Very high density
11769Oakdale 8,9354,747 4 3.5 387% Very high density
11772Patchogue 45,02315,885 17 3.2 351% Very high density
11742Holtsville 13,2025,410 5 3.1 344% Very high density
11720Centereach 29,2925,738 10 3.1 340% Very high density
11968Southampton 15,3128,019 6 3.1 340% Very high density
11951Mastic Beach 15,938568 5 3.1 337% Very high density
11752Islip Terrace 9,2041,071 3 3.1 337% Very high density
11731East Northport 29,9996,541 10 3.0 329% Very high density
11953Middle Island 12,8462,563 4 2.8 310% Very high density
11716Bohemia 9,65916,191 5 2.8 308% Very high density
11755Lake Grove 12,1445,132 4 2.7 298% Very high density
11757Lindenhurst 44,4138,479 13 2.7 292% Very high density
11967Shirley 27,9755,900 8 2.6 283% Very high density
11766Mount Sinai 10,7501,814 3 2.6 282% Very high density
11746Huntington Station 65,74715,647 18 2.4 268% Very high density
11727Coram 28,4953,558 7 2.3 253% Very high density
11706Bay Shore 68,97624,961 18 2.2 242% High density
11784Selden 26,2442,999 6 2.2 237% High density
11754Kings Park 17,5653,544 4 2.1 226% High density
11779Ronkonkoma 38,20621,220 10 2.0 224% High density
11763Medford 29,9738,428 7 2.0 224% High density
11729Deer Park 27,23113,958 7 2.0 224% High density
11751Islip 13,7263,416 3 1.9 213% High density
11704West Babylon 40,70612,470 9 1.9 210% High density
11722Central Islip 39,0335,933 8 1.9 208% High density
11743Huntington 43,49018,099 10 1.9 208% High density
11702Babylon 13,9094,377 3 1.9 204% High density
11725Commack 29,07317,597 7 1.8 202% High density
11782Sayville 14,4053,998 3 1.8 200% High density
11726Copiague 21,4554,146 4 1.7 186% High density
11950Mastic 17,5991,037 3 1.7 181% High density
11741Holbrook 26,6677,137 5 1.7 181% High density
11701Amityville 29,50913,816 6 1.6 180% High density
11937East Hampton 21,8825,485 4 1.6 178% High density
11738Farmingville 18,8773,566 3 1.5 159% High density
11776Port Jefferson Station 22,8086,568 3 1.1 126% Above average
11747Melville 20,51351,326 4 0.9 95% Below average
11787Smithtown 34,49918,002 3 0.7 75% Below average
11703North Babylon 17,1872,515 0–2 — — Not published
11705Bayport 8,2842,047 0–2 — — Not published
11707West Babylon —41 0–2 — — Not published
11715Blue Point 3,936931 0–2 — — Not published
11717Brentwood —12,065 9 — — Not published
11718Brightwaters 3,179647 0–2 — — Not published
11719Brookhaven 3,2351,836 0–2 — — Not published
11721Centerport 6,426735 0–2 — — Not published
11724Cold Spring Harbor 3,0731,375 0–2 — — Not published
11733East Setauket 17,7525,672 0–2 — — Not published
11739Great River 1,2251,418 0–2 — — Not published
11740Greenlawn 10,1272,406 0–2 — — Not published
11764Miller Place 12,5512,473 0–2 — — Not published
11767Nesconset 14,9642,970 0–2 — — Not published
11768Northport 22,0306,010 0–2 — — Not published
11770Ocean Beach 77181 0–2 — — Not published
11777Port Jefferson 9,3967,308 0–2 — — Not published
11780Saint James 15,0186,761 0–2 — — Not published
11786Shoreham 6,459830 0–2 — — Not published
11788Hauppauge 17,37438,054 0–2 — — Not published
11790Stony Brook 21,0745,569 0–2 — — Not published
11792Wading River 8,9042,020 0–2 — — Not published
11794Stony Brook 83111,090 0–2 — — Not published
11795West Islip 25,3798,141 0–2 — — Not published
11796West Sayville 3,560567 0–2 — — Not published
11798Wyandanch —2,060 4 — — Not published
11930Amagansett 842938 0–2 — — Not published
11931Aquebogue 27525 0–2 — — Not published
11932Bridgehampton 7252,345 0–2 — — Not published
11933Calverton 6,6933,294 0–2 — — Not published
11935Cutchogue 2,863796 0–2 — — Not published
11939East Marion 1,33164 0–2 — — Not published
11940East Moriches 5,8191,860 0–2 — — Not published
11941Eastport 2,814429 0–2 — — Not published
11942East Quogue 5,4061,094 0–2 — — Not published
11946Hampton Bays 15,8193,886 0–2 — — Not published
11947Jamesport 148230 0–2 — — Not published
11948Laurel 924177 0–2 — — Not published
11949Manorville 14,5631,815 0–2 — — Not published
11952Mattituck 5,0401,566 0–2 — — Not published
11954Montauk 4,2231,424 0–2 — — Not published
11955Moriches 2,458646 0–2 — — Not published
11956New Suffolk 29865 0–2 — — Not published
11957Orient 1,121177 0–2 — — Not published
11958Peconic 884384 0–2 — — Not published
11959Quogue 734666 0–2 — — Not published
11960Remsenburg 830101 0–2 — — Not published
11961Ridge 12,315843 0–2 — — Not published
11962Sagaponack 712290 0–2 — — Not published
11963Sag Harbor 8,3902,245 0–2 — — Not published
11964Shelter Island 2,906466 0–2 — — Not published
11965Shelter Island Heights 404326 0–2 — — Not published
11969Southampton —75 0–2 — — Not published
11970South Jamesport 41628 0–2 — — Not published
11971Southold 6,3611,306 0–2 — — Not published
11972Speonk 334680 0–2 — — Not published
11973Upton 482,693 0–2 — — Not published
11975Wainscott 450639 0–2 — — Not published
11976Water Mill 2,9521,097 0–2 — — Not published
11977Westhampton 2,843665 0–2 — — Not published
11978Westhampton Beach 4,7052,397 0–2 — — Not published
11980Yaphank 5,8554,113 0–2 — — Not published
00501Holtsville —0 0–2 — — Not published
06390Fishers Island 72273 0–2 — — Not published

Scroll the table sideways to see all columns.

Find an actual space in Melville

The numbers above tell you how the market looks. To find a specific storefront, these marketplaces list available retail space for lease.

LoopNet
Largest commercial marketplace
Browse Melville retail space →
Crexi
Free listings + market data
Browse Melville retail space →
CityFeet
Retail space for lease
Browse Melville retail space →

Open vacancy data (actual empty units) is only published by some cities; where it exists we show it directly. Listings above are third-party.

Census withholds some ZIP-by-industry cells to protect small businesses. 0–2 means the cell was not published (Census publishes industry counts only at 3+ per ZIP), so the ZIP is left unranked rather than counted as zero. ~ means the count is estimated from the broader industry group and can be off by a business or two.

Follow Suffolk County and convenience stores

When a data vintage changes or a section of this report is revised, we post it to a public update feed. No email address, no account, no tracking — and nothing is sent unless something actually changed.

Subscribe to updates (RSS) How these numbers are built →

Methodology & sources

Establishments. U.S. Census ZIP Code Business Patterns (ZBP 2023), NAICS 445120 — convenience retailers. Counts establishments with paid employees. ZBP is published annually with a ~2-year lag.

Fresh county signal. This industry has no clean QCEW series, so the freshest county signal is Census County Business Patterns 2023: 359 establishments and $61M in annual payroll county-wide. This count includes locations in ZIP codes that do not map to a ZCTA, so it can be slightly higher than the sum of the ZIP rows. CBP is annual and slower than QCEW. It cannot be broken down by ZIP.

Population. U.S. Census American Community Survey 2024 5-year ZCTA population (table B01003). Workers are the ZIP's total employment from the same 2023 ZBP file.

Demand ("people present"). Demand comes from residents and daytime workers: residents + 0.5 × workers. This is the single documented assumption in the model and can be tuned.

Index. index = (ZIP establishments ÷ ZIP demand × 10,000) ÷ the U.S. average for this industry (0.91 per 10,000 present). It is a supply-side density measure; it does not capture income, rent, tourism, or whether locals actually want more.

Read the full methodology →  ·  Data sources & vintages →

BizGapMap — free, no-login small-business saturation reports for major U.S. counties. Built entirely from public U.S. Census, BLS, and IRS data (ZBP 2023, ACS 2024 5-year, PEP 2024, LODES, QCEW, IRS SOI). No forecasts, no revenue guesses — withheld cells are marked, and the few derived counts are labelled as estimates.