2017 ORS 190.520¹
Annual estimate of population of cities and counties by Portland State University
  • actual count

(1) Portland State University shall:

(a) Annually estimate the population as of July 1 of each city and county within the state and no later than December 15 of each year prepare a certificate of population showing the university’s estimate of the population of each city and county within the state as of July 1. The university’s estimate may be based upon statistical or other pertinent data or upon an actual count. The certificate shall also indicate the results of any enumeration of cities or annexed areas made after July 1.

(b) Annually estimate the number of persons between the ages of 4 and 20 who resided in each county as of October 25. The university shall certify such estimate to the Superintendent of Public Instruction and to the executive officer of the administrative office of each county, as defined in ORS 328.001 (Definitions for chapter), by January 1 of each year.

(c) Upon an official request from a city, county, political subdivision, public corporation or state agency, cause to be conducted at the expense of the requesting party an actual count of the population of the area specified in the request and prepare a certificate of population based upon such count.

(d) Upon the incorporation of a city, cause to be conducted at the expense of the city an actual count of the population of the city. The university shall prepare a certificate of population based upon such count. If the election of officers of the newly incorporated city is held 40 days or more before the end of the calendar quarter, the certificate shall be prepared before the end of the calendar quarter. If the election is held less than 40 days before the end of the calendar quarter, the certificate shall be prepared before the end of the calendar quarter next following the election.

(2) All certificates prepared under this section shall be filed with the Portland State University Population Research Center. [Formerly 221.850; 1963 c.312 §1; 1971 c.294 §11; 1993 c.98 §12; 2003 c.14 §89; 2007 c.71 §62; 2013 c.768 §106b]

Chapter 190

Atty. Gen. Opinions

Authority of Motor Vehicles Division to enter into agree­ment to administer “license” tax by mass transit district, (1974) Vol 37, p 229; authority of Oregon Coastal Zone Manage­ment Associa­tion to file suit on behalf of member counties to challenge validity of state law, (1977) Vol 38, p 792

1 Legislative Counsel Committee, CHAPTER 190—Cooperation of Governmental Units; State Census; Arbitration, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors190.­html (2017) (last ac­cessed Mar. 30, 2018).
 
2 Legislative Counsel Committee, Annotations to the Oregon Revised Stat­utes, Cumulative Supplement - 2017, Chapter 190, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ano190.­html (2017) (last ac­cessed Mar. 30, 2018).
 
3 OregonLaws.org assembles these lists by analyzing references between Sections. Each listed item refers back to the current Section in its own text. The result reveals relationships in the code that may not have otherwise been apparent.