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History · Pasadena Hills

44% of Pasadena Hills’ homes were built before 1940

Below: maps from 1933 on and the census since 1940.

0on the National Register
44%homes built before 1940
Photo: Paul Sableman · CC BY 2.0

What stands out about Pasadena Hills’ past

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

★ What stands out · Help out

Start Pasadena Hills’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
People over time

Pasadena Hills, census by census

02004006008001,0001,2001,40019401960198020002020Peak: 1,337

Peaked at 1,337 in 1970; 912 people lived here in 2020.

9 censuses, 1940–2020.

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

The story so far

Pasadena Hills, in brief

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

Pasadena Hills is a city in St. Louis County, Missouri, United States. As of the 2020 census, Pasadena Hills had a population of 912. The entire city is listed on the National Register of Historic Places.

Its population held steady between the last two censuses: 930 in 2010, 912 in 2020.

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

By decade

Pasadena Hills, decade by decade

On the map

Pasadena Hills on the map, 1933 to 1993

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

Pasadena Hills on the 1933 USGS mapPasadena Hills on the 1941 USGS mapPasadena Hills on the 1954 USGS mapPasadena Hills on the 1968 USGS mapPasadena Hills on the 1974 USGS mapPasadena Hills on the 1993 USGS map1933Clayton sheet · 1:24,000

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

Famous people

Famous people close to Pasadena Hills

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

See all →
Stories next door

History across the town line

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

Questions about Pasadena Hills’ history

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). How TownRatings grades history →

From Wikimedia Commons (2), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.