The borough is one of 41 municipalities statewide where a majority of residents do not speak English as their primary language.

[40] The 2010 United States census counted 11,335 people, 4,637 households, and 2,991 families in the borough.

[42] As of the 2000 United States census[16] there were 11,583 people, 4,752 households, and 3,041 families residing in the borough.

[38] Wallington was ranked seventh nationwide and first in New Jersey among municipalities in the United States by percentage of population with Polish ancestry as of the 2000 Census.

[46] Samuel Nelkin County Park is located on Parkview Drive, covering 17 acres (6.9 ha).

It has a playground, tennis courts, athletic fields, a dog park, picnic areas, and a shallow, artificial pond for fishing.

[47] Borough parks and green spaces include:[48] Bowlero Wallington is a bowling alley that has 48 lanes, an arcade, restaurant and bar.

[6] The borough form of government used by Wallington is a "weak mayor / strong council" government in which council members act as the legislative body with the mayor presiding at meetings and voting only in the event of a tie.

The mayor can veto ordinances subject to an override by a two-thirds majority vote of the council.

[51][52] As of 2023[update], the Mayor of Wallington Borough is Republican Melissa Dabal, whose term of office ends December 31, 2023.

[3][53][54][55][56][57][58] In December 2021, the borough council selected Beata Balik from a list of three candidates nominated by the Republican municipal committee to fill the seat expiring in December 2022 that became vacant following the resignation of Tomasz Orzechowski.

[61][62][63] For the 119th United States Congress, New Jersey's 9th congressional district is represented by Nellie Pou (D, North Haledon)[64] New Jersey is represented in the United States Senate by Democrats Cory Booker (Newark, term ends 2027) and Andy Kim (Moorestown, term ends 2031).

[65] For the 2024-2025 session, the 36th legislative district of the New Jersey Legislature is represented in the State Senate by Paul Sarlo (D, Wood-Ridge) and in the General Assembly by Clinton Calabrese (D, Cliffside Park) and Gary Schaer (D, Passaic).

As of 2025[update], the county executive is James J. Tedesco III (D, Paramus), whose four-year term of office ends December 31, 2026.

[67] Bergen County's Commissioners are: Thomas J. Sullivan Jr. (D, Montvale, 2025),[68] Chair Germaine M. Ortiz (D, Emerson, 2025),[69] Joan Voss (D, Fort Lee, 2026),[70] Vice Chair Mary J. Amoroso (D, Mahwah, 2025),[71] Rafael Marte (D, Bergenfield, 2026),[72] Steven A. Tanelli (D, North Arlington, 2027)[73] and Tracy Silna Zur (D, Franklin Lakes, 2027).

[74][75][76][77][78][79][80][81] Bergen County's constitutional officials are: Clerk John S. Hogan (D, Northvale, 2026),[82][83] Sheriff Anthony Cureton (D, Englewood, 2027)[84][85] and Surrogate Michael R. Dressler (D, Cresskill, 2026).

[89] Among the borough's 2010 Census population, 43.8% (vs. 57.1% in Bergen County) were registered to vote, including 53.4% of those ages 18 and over (vs. 73.7% countywide).

[105] The Wallington Public Schools serve students in pre-kindergarten through twelfth grade.

[116] The Wallington Police Department (WPD) provides emergency and protective services to the borough.

[122] The New Jersey Turnpike Western Roadway (Interstate 95) is accessible at Exit 16W in neighboring East Rutherford.

NJ Transit's Bergen County Line passes through, but does not stop in, Wallington.