BizGapMap

Where is your industry saturated?

Start with your ZIP code to see what already exists there, or pick a business type and a city. For each ZIP we show how many of that business exist per person present — residents plus daytime workers — compared with the U.S. average. Built from public Census and BLS data, no sign-up.

No ZIP handy? Type a city or county. The check lists all 16 industries side by side. Or open the full checker →

Census ZBP 2023 · ACS 2024 5-year · PEP 2024 · QCEW 2026 Q1 · 500 counties. Withheld cells are marked; nothing here is a forecast.

Choose an industry

The number on each card is the U.S. baseline: businesses per 10,000 people present (residents plus daytime workers). Higher is more crowded.

Coffee shops & beverage bars

2.1 per 10k present
65,902 businesses
Coffee shops · Espresso bars · Boba / bubble tea shops · …
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Full-service restaurants

6.4 per 10k present
199,090 businesses
Sit-down restaurants with table service
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Limited-service restaurants (fast food)

6.7 per 10k present
212,507 businesses
Fast food · Quick-service restaurants · Takeout & delivery counters · …
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Beauty & hair salons

2.1 per 10k present
68,787 businesses
Hair salons · Beauty salons · Blow-dry & styling bars · …
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Nail salons

0.9 per 10k present
27,506 businesses
Nail salons · Manicure & pedicure studios
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Fitness & recreational sports centers

1.0 per 10k present
30,241 businesses
Gyms & fitness centers · CrossFit boxes · Boxing, martial arts & dance studios · …
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Grocery stores & supermarkets

1.6 per 10k present
44,068 businesses
Supermarkets · Grocery stores · Neighborhood food markets
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Family clothing stores

0.7 per 10k present
19,863 businesses
Family clothing stores · General apparel shops
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Automotive repair & maintenance

0.9 per 10k present
20,078 businesses
Auto repair & maintenance shops · Body, paint & interior repair
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Dentists' offices

3.4 per 10k present
111,563 businesses
General & family dentists · Orthodontists · Oral surgeons · …
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Child day care services

2.0 per 10k present
60,730 businesses
Child day care centers · Preschools & pre-K · Family home day care · …
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Pharmacies & drug stores

1.0 per 10k present
25,587 businesses
Pharmacies · Drug stores · Community & compounding pharmacies
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Bars & drinking places

1.0 per 10k present
24,332 businesses
Bars & taverns · Pubs & brewpubs (drinking-focused) · Cocktail & wine bars · …
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Convenience stores

0.9 per 10k present
24,218 businesses
Convenience stores · Corner stores · Small-format food & fuel marts
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Pet care & grooming

0.6 per 10k present
14,345 businesses
Pet grooming · Boarding & kennels · Dog day care · …
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Car washes

0.5 per 10k present
10,170 businesses
Car wash tunnels & bays · Self-serve & automatic washes · Detailing (wash-attached)
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Start with a number

Which nearby ZIPs are least crowded?

3–5 candidates
Pick an industry and a radius. We list the ZIPs where it is statistically sparsest — or say there are none.

How many businesses are there in the U.S.?

16 industries
Exact national counts, plus the counties where each is most concentrated.

The most concentrated ZIP codes in America

Top 20
Measured per person present — and why the list is dominated by one industry.

What this is

A free, no-login saturation checker for 500 major U.S. counties. Index 100% = the area has as many of that business per person present as the U.S. average. Above 100% = more competitive; below = fewer competitors per capita.

Density is a supply-side signal. It does not measure foot traffic, income, tourism, or whether locals actually want more of a given business. Always pair it with local knowledge.

Sources: U.S. Census ZIP Code Business Patterns (ZIP × industry), American Community Survey 5-year (population), and BLS QCEW (recent county employment). All keyless and public.

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.