Oregon ended January with a modest increase in coronavirus cases per week, halting the sharp downward trajectory showing signs of progress.
The state recorded 4,786 confirmed or suspected coronavirus infections for the week ending Sunday, January 31, an increase of 16% from the previous week. The increase in cases exceeded a 2% increase in weekly tests.
Weekly business declines by about half the records set in December. But it remains much higher than at any point before November, with weekly falls around double the July high.
Postal codes up and down the Interstate 5 corridor, from Portland to Medford, recorded the most recent cases of coronavirus last week.
The Oregonian / OregonLive monitors coronavirus data states and reports by zip code the areas with the largest weekly changes. Our analysis also highlights the areas with the most new cases in relation to the population.
(Click here for an interactive map).
Here’s a brief summary of the communities that added the most cases for the week ending Sunday, January 31st:
97220 East Portland (Parkrose, Parkrose Heights, Sumner, Madison South)
This zip code in Multnomah County added 135 cases, raising the score to 1,450. It is the 23rd most in Oregon and 46th per capita since the start of the pandemic.
97403 Eugene
The Lane County zip code added 93 cases, which increased its number to 576. This is the 86th most in Oregon and the 66th most per capita since the beginning of the pandemic.
97301 Salem
This Marion County Code added 84 cases, raising the score to 3,159. This is the most in Oregon and the 32nd per capita since the beginning of the pandemic.
97501 Medford
This zip code in Jackson County added 81 cases, raising the score to 2,213. This is the 10th most in Oregon and 48th per capita since the start of the pandemic.
97330 Corvallis
This zip code in Benton County added 77 cases, which increased its score to 972. It is the 52nd most in Oregon and the 209th most per capita since the start of the pandemic.
97504 Medford
This zip code in Jackson County added 76 cases, raising the score to 1,829. It is the 14th most in Oregon and 77th per capita since the start of the pandemic.
97401 Eugene
The Lane County zip code added 74 cases, raising the score to 1,409. It is the 26th most in Oregon and the 120th most per capita since the start of the pandemic.
97527 Grants Pass
This Josephine County zip code added 71 cases, raising the score to 835. It is the 63rd most in Oregon and the 207th per capita since the start of the pandemic.
97233 East Portland / Gresham (Hazelwood / Glenfair / Centennial / Rockwood)
This zip code in Multnomah County added 71 cases, raising the score to 2,999. It is the second most in Oregon and the 15th most per capita since the start of the pandemic.
97128 McMinnville
This postcode in Yamhill County added 69 cases, raising the score to 1,604. It is the 18th most in Oregon and the 68th per capita since the beginning of the pandemic.
Here is a brief summary of the communities with at least 20 new cases that added the most cases per capita for the week ending Sunday, January 31st:
97403 Eugene
This zip code recorded new confirmed or suspected infections from 69 per 10,000 people during the week ending Sunday, slightly higher than the previous week.
The Lane County Code added 93 new cases, raising the total to 576.
97882 Umatilla
This zip code recorded new confirmed or suspected infections of 54 per 10,000 people during the week ending on Sunday, with about a quarter of the previous week.
The Umatilla County Code added 43 new cases, increasing the total to 1,418.
97220 East Portland / Gresham (Parkrose, Parkrose Heights, Sumner, Madison South)
This zip code recorded new confirmed or suspected infections from 46 per 10,000 people during the week ending Sunday, more than double the previous week.
The Multnomah County zip code added 135 new cases, increasing the total to 1,450.
97070 Wilsonville
This zip code recorded new confirmed or suspected infections from 27 per 10,000 people during the week ending on Sunday, from the previous week.
The Clackamas County Code added 67 new cases, raising the total to 956.
97862 Milton-Freewater
This zip code recorded new confirmed or suspected infections of 25 per 10,000 people during the week ending Sunday, slightly higher than the previous week.
The Umatilla County Code added 30 new cases, raising the total to 788.
97058 The Dalles
This zip code recorded new confirmed or suspected infections from 24 per 10,000 people during the week ending Sunday, compared to the previous week.
The Wasco County ZIP Code added 49 new cases, increasing the total to 1,073.
97741 Madras
This zip code recorded new confirmed or suspected infections from 23 per 10,000 people during the week ending Sunday, slightly higher than the previous week.
The Jefferson County Code added 29 new cases, raising the total to 895.
97013 Canby
This zip code recorded new confirmed or suspected infections from 22 per 10,000 people during the week ending Sunday, compared to the previous week.
The Clackamas County Code added 54 new cases, raising the total to 1,123.
97317 Salem
This zip code recorded new confirmed or suspected infections from 21 per 10,000 people during the week ending Sunday, significantly higher than the previous week.
The Marion County Code added 54 new cases, raising the total to 1,227.
97361 Monmouth
This zip code recorded new confirmed or suspected infections of 21 per 10,000 people during the week ending Sunday, rising sharply from the previous week.
The Polk County Code added 26 new cases, raising the total to 377.
– Brad Schmidt; [email protected]; 503-294-7328; @_brad_schmidt