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History · Nunn

Nunn’s post office opened in 1905, and 28% of its homes were built before 1940

Below: 1 old photo or paper, maps from 1908 on, and the census since 1910.

1905first post office
0on the National Register
28%homes built before 1940
1old photo or paper
Add an old photoShare a memory
From Nunn’s archive · credits on each photo
Quick answers

How Nunn began

When was Nunn founded?

1905

The Nunn post office opened in 1905, the earliest record of the town by name.

First census: 143 in 19102020 census: 504121 years
Founding year: the first Nunn post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Nunn’s past

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

A history waiting to be writtenOnly 1 old photo is in the public archives. The rest are in attics and albums.On the map since 19084 editions of the USGS map, 1908 to 1982. Watch Nunn change.
★ What stands out · Help out

Start Nunn’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Date a photo1 archive item has no date. Guess the decade.+2Retake an old viewCattle grazing on the Central Plains Ex…: stand where they stood+15Share a family photoSign in to add one+10
On the map

Nunn on the map, 1908 to 1982

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

Nunn on the 1908 USGS mapNunn on the 1910 USGS mapNunn on the 1960 USGS mapNunn on the 1982 USGS map1908Eaton sheet · 1:125,000

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

The story

How Nunn came to be

From Wikipedia’s history of Nunn.

Read it all →

A post office called Nunn has been in operation since 1905. The town was named after William Silas Nunn, who was credited with preventing a nearby train wreck.

Text from Wikipedia, licensed CC BY-SA 4.0.

By decade

Nunn, decade by decade

Date unknown1 to date
Cattle grazing on the Central Plains Experimental RangeDate?Cattle grazing on the Central Plains Experimental Ran…
Today7 recent
2022-03-24 18 16 53 UTC minus 6 View north along U.S. Route 85 in western Weld County, Colorado and southern Laramie Co…20222022-03-24 18 16 53 UTC minus 6 View north along U.S.…2022-03-24 18 16 35 UTC minus 6 View north and down from an airplane along U.S. Route 85 in western Weld County, Colora…20222022-03-24 18 16 35 UTC minus 6 View north and down f…Nunn sign2020Nunn signUS85 North - Nunn City Limit Sign2019US85 North - Nunn City Limit SignThe Prairie of Northern Colorado2018The Prairie of Northern ColoradoSoutheast Of Nunn Colorado On Cr Between Hwy O2017Southeast Of Nunn Colorado On Cr Between Hwy ODSCN3155 nunnoldgasstationandtower e 6002005DSCN3155 nunnoldgasstationandtower e 600
Then & now

Stand where they stood

No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.

Cattle grazing on the Central Plains Experimental Range
Retake this viewCattle grazing on the Central Plains Experimental Range

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Nunn’s page.

Retake this view · +15
People over time

Nunn, census by census

0100200300400500192019401960198020002020504

Grew from 143 people in 1910 to 504 in 2020, 3 times over.

12 censuses, 1910–2020.

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

Famous people

Famous people close to Nunn

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

See all →
Mildred HarrisAmerican actress · b. 1901
Jake LloydAmerican actor · b. 1989
Cynthia LummisAmerican politician · b. 1954
Jon HederAmerican actor · b. 1977
R
Ross MarquandAmerican actor · b. 1981
A
Amanda PetersonAmerican actress · b. 1971

Questions about Nunn’s history

What year was Nunn founded?

The Nunn post office opened in 1905, the earliest record of the town by name (U.S. post office records).

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 (8), Wikipedia, 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.