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New Hanover County, NC — 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. 14 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 — 0.66× the U.S. rate (between 0.66× and 1.18× 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. 11 ZIP cells in this county are withheld, 7 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   New Hanover County convenience stores — 66–118% of the U.S. rate

18 convenience stores are counted in New Hanover County — 0.6 per 10,000 people present (residents + daytime workers), 66% 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 25% between 2015 and 2023 (12 → 15). 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 28401 (Wilmington), 28405 (Wilmington), 28403 (Wilmington) — well above the national rate. On measured density alone, the lowest-density residential ZIPs with a published count are 28403 (Wilmington), 28405 (Wilmington), 28401 (Wilmington).

Census County Business Patterns (2023) puts the county-wide count at 20 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: New Hanover County sits at 66% of the U.S. rate for convenience stores. 7 ZIPs with population have no published count (each 0–2 businesses), so the true per-capita rate is between 66% and 118% of the U.S. rate. Why. The highest measured density is in 28401 and 28405; the lowest measured density is in 28403 and 28405.

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
18–40
published count; upper bound counts each withheld ZIP cell as 2 (11 cells) (2023)
Per 10,000 present
0.6
residents + daytime workers
U.S. average
0.9
per 10,000 present
County index
0.66×
vs. U.S.
Latest year (CBP)
20
2023 — $1M annual payroll
Residents
237,060
10 ZIPs with data
Workers
118,886
jobs located in county

Is the area growing?

Population
243,333
Census PEP, July 1 2024
Change since 2020
+7.5%
+16,891 people
Net migration 2024
+3,374
international +936, domestic +2,438
Jobs located here
121,540
LODES 2022, +5.2% since 2019

New Hanover County had an estimated 243,333 residents on July 1, 2024 — 7.5% more than in 2020 (+16,891). In the latest year it gained 3,279 people: births minus deaths −117, international migration +936, domestic migration +2,438. Components are published separately and may not sum exactly.

121,540 jobs were located in the county in 2022 (+5.2% since 2019), and 98,504 employed residents lived there (+4.2% 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
28412 Wilmington
+12.9%
28428 Carolina Beach
+7.9%
ZIP losing residents
2015–19 → 2020–24
Change

No ZIP had a statistically significant decrease.

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 25% since 2015

Number of convenience stores in New Hanover 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.

12
2015
12
2018
12
2020
12
2021
13
2022
15
2023

Highest measured density

ZIP
vs. U.S. average
Index
28401 Wilmington
340%
28405 Wilmington
68%
28403 Wilmington
58%

Lowest measured density

ZIP
vs. U.S. average
Index
28403 Wilmington
58%
28405 Wilmington
68%
28401 Wilmington
340%
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.

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
28401Wilmington 22,00733,286 12 3.1 340% Very high density
28405Wilmington 35,46726,113 3 0.6 68% Below average
28403Wilmington 40,31932,708 3 0.5 58% Below average
28402Wilmington —2,085 0–2 — — Not published
28404Wilmington —88 0–2 — — Not published
28406Wilmington —301 0–2 — — Not published
28408Wilmington —165 0–2 — — Not published
28409Wilmington 36,1632,934 0–2 — — Not published
28411Wilmington 37,2335,988 0–2 — — Not published
28412Wilmington 44,16611,759 0–2 — — Not published
28428Carolina Beach 7,1362,650 0–2 — — Not published
28429Castle Hayne 9,6621,559 0–2 — — Not published
28449Kure Beach 2,131302 0–2 — — Not published
28480Wrightsville Beach 2,7761,587 0–2 — — Not published

Scroll the table sideways to see all columns.

Find an actual space in Wilmington

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 Wilmington retail space →
Crexi
Free listings + market data
Browse Wilmington retail space →
CityFeet
Retail space for lease
Browse Wilmington 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 New Hanover 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: 20 establishments and $1M 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.