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DHistory
History · Northlake

Northlake was first counted by the census in 1950

More historic than 13% of U.S. towns · #707 of 768 in Illinois. What drives it

Most of Northlake was built recently: 8% of its homes predate 1940 and the median home dates from 1957. Below: maps from 1891 on and the census since 1950.

1950first census
0on the National Register
8%homes built before 1940
Quick answers

How Northlake began

When was Northlake founded?

1950

Northlake first appears in the census in 1950. Another post office, Roby (1876), opened inside today’s city and later closed.

First census: 4,361 in 19502020 census: 12,84076 years

How historic is Northlake?

D

More historic than 13% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first census.
History grade

What drives Northlake’s History grade

On its age, its old homes and the National Register, Northlake is more historic than 13% of U.S. towns, #707 of 768 in Illinois. Its share of homes from before 1940 holds the grade up; its age pulls it down.

D
HistoryA character grade: shown, never part of Northlake’s overall grade.
All U.S. towns we grade (21,289)Ahead of 13%
NewerOlder
Illinois towns of 2,500+ (768)Ahead of 8%

Few Illinois towns list much on the Register (a typical Illinois town has 0.5 per 10,000 residents, the U.S. 2.4), so Northlake’s 0.0 sits below most of its state (28% of Illinois towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.

How sure. Graded on any two of the three inputs instead, the letter would range from D− to C. The pre-1940 share is a Census survey estimate (±4.3 points).

Founding year: the first census (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →

What stands out about Northlake’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Northlake’s collection

The first neighbors to add old photos shape how Northlake’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
On the map

Northlake on the map, 1891 to 1993

Every edition of the U.S. Geological Survey’s map of Northlake. Tap a year, or press play to watch the town change.

Northlake on the 1891 USGS mapNorthlake on the 1900 USGS mapNorthlake on the 1928 USGS mapNorthlake on the 1953 USGS mapNorthlake on the 1963 USGS mapNorthlake on the 1972 USGS mapNorthlake on the 1981 USGS mapNorthlake on the 1993 USGS map1891Riverside sheet · 1:62,500

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Northlake.

The story so far

Northlake, in brief

Wikipedia doesn’t have a history of Northlake yet. The photos, dates and memories neighbors add here are how it gets written.

Northlake is a city in Leyden Township and Proviso Township, Cook County, Illinois, United States. The population was 12,840 at the 2020 census. The city's moniker is "The City of Friendly People". The name "Northlake" comes from two streets, North Avenue (IL 64) and Lake Street (US 20), which intersect on the city's West border.

Its first post office opened in 1950. Between the 2010 and 2020 censuses its population grew from 12,323 to 12,840 (+4%).

Intro from Wikipedia. Population: U.S. Census Bureau.

Timeline

Northlake, 1876 to 1891

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 19th century
  2. 1876Post officeThe Roby post office opens
  3. 1877Post officeThe Roby post office closes
  4. 1891On the mapFirst mapped by the U.S. Geological Survey
By decade

Northlake, decade by decade

People over time

Northlake, census by census

02,0004,0006,0008,00010,00012,00014,0001960198020002020Peak: 14,191

Between 4,361 and 14,191 people in every census since 1950.

8 censuses, 1950–2020.

U.S. Census Bureau decennial counts, from the census table on Northlake’s Wikipedia page.

Famous people

Famous people close to Northlake

Nobody well known was born in Northlake itself, so here are the best known from just nearby.

See all →
Places that used to be

Lost post offices, places now gone and burying grounds

Another post office, Roby, opened and closed inside today’s town.

Gone or out of use
Westward Ho Golf Clublocale
2cemeteries and burying grounds inside Northlake
Fairview Memorial ParkMemorial Estates

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Questions about Northlake’s history

What year was Northlake founded?

The Northlake post office opened in 1950, the earliest record of the town by name (U.S. post office records).

How does Northlake rank for history?

Northlake is more historic than 13% of U.S. towns, #707 of 768 in Illinois. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.

How old are the homes in Northlake?

8% of Northlake’s homes were built before 1940 (Census estimate, ±4.3 points), against a typical 11% for an Illinois town; the median home was built in 1957.

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021).

From Wikimedia Commons (1), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.