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Lowest measured density of fast food in Oregon

Oregon has 14 ZIP codes where published counts of fast food are statistically below the U.S. rate. Coverage is the Oregon counties on this site, not the whole state. Same filters as the radius search. Census ZBP 2023 + ACS 2024.

Includes: Fast food · Quick-service restaurants · Takeout & delivery counters · Pizza delivery · Sandwich & burger chains. Census publishes one 6-digit code (722513) and does not split these types. The density index uses that one count.

Statistically low ZIPs
14
Poisson p < 0.05
Comparable ZIPs
81
published count ≥ 5, ≥ 10,000 residents
U.S. rate
6.7
per 10,000 present

Coverage. Only the Oregon counties BizGapMap covers, not the whole state. A missing state page means no ZIP there cleared the test — we do not publish an empty list.

Lowest measured density is not evidence of opportunity. A low published count can mean weak demand, no suitable space, commuters spending elsewhere, or businesses with no paid employees that ZBP does not count. Each line is a question to check locally.

False positives. The test is one-sided at 5% with no correction for looking at many ZIPs. Of 81 comparable ZIPs here, about 4 could clear the bar by chance. Small ZIPs rarely reach significance, so “not on this list” does not mean “no gap”.

ZIP codes

ZIPCityCounty Fast foodExpected IndexBandZIP type ResidentsTest
97317 Salem Marion County 6 19.7 31% Far below average Residential 25,966 p < 0.001
97003 Beaverton Washington County 7 19.2 36% Far below average Residential 27,811 p < 0.01
97080 Gresham Multnomah County 14 33.8 41% Far below average Residential 48,411 p < 0.001
97229 Portland Washington County 23 53.9 43% Far below average Residential 76,106 p < 0.001
97212 Portland Multnomah County 9 20.7 44% Far below average Residential 28,042 p < 0.01
97038 Molalla Clackamas County 6 12.1 50% Far below average Residential 16,440 p ≈ 0.044
97239 Portland Multnomah County 10 19.5 51% Below average Mixed 17,804 p ≈ 0.014
97034 Lake Oswego Clackamas County 9 15.9 57% Below average Residential 21,331 p ≈ 0.045
97478 Springfield Lane County 16 28.2 57% Below average Residential 39,373 p < 0.01
97007 Beaverton Washington County 20 34.6 58% Below average Residential 47,895 p < 0.01
97405 Eugene Lane County 20 34.0 59% Below average Residential 46,933 p < 0.01
97219 Portland Multnomah County 19 31.7 60% Below average Residential 42,430 p ≈ 0.010
97008 Beaverton Washington County 14 22.7 62% Below average Residential 28,611 p ≈ 0.035
97222 Portland Clackamas County 19 29.9 64% Below average Residential 36,398 p ≈ 0.023

Scroll the table sideways to see all columns. Sorted by measured density, lowest first.

How this is built

Who can be listed. ZIPs in the covered counties whose county has at least 15 ZIPs in our data, with at least 10,000 residents, and at least 5 published businesses in this industry. Census hides counts of 0–2; derived remainders are excluded.

Statistically low. P(X ≤ n | expected) < 0.05, where expected is the U.S. establishments-per-person-present rate times this ZIP’s demand (residents + 0.5 × jobs located here). Same definition as the index, so the percentage and the test cannot disagree. Full test →

ZIP type is jobs per resident, not zoning. A residential ZIP can look low because residents shop near work.

Questions

What does “lowest measured density” mean for fast food? A ZIP is listed only when Census published at least 5 fast food with paid employees, the ZIP has at least 10,000 residents, and a one-sided Poisson test finds the count statistically below the U.S. rate (p < 0.05). Index 100% is the national density per person present.

Is a low-density ZIP a place to open this kind of business? No. A low published count of fast food can mean weak demand, no suitable space, residents shopping near work, or businesses with no paid employees that Census ZBP does not count. Each line is a question to check locally, not a recommendation.

Why is a state missing from this list? A state page exists only when at least one ZIP in the counties we cover clears the same test as the radius search. We do not publish an empty list. Coverage is those counties, not the whole state.

← All states for fast food  ·  Fast food in Oregon (county totals)  ·  Search by radius

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.