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B−History
History · Rockville

Rockville’s post office opened in 1857, and 1 of its places is on the National Register

More historic than 50% of U.S. towns. What drives it

Most of Rockville was built recently: 10% of its homes predate 1940 and the median home dates from 1983. Its Register listing is the Clark and McCormack Quarry and House. Below: 1 old photo or paper, maps from 1967 on, and the census since 1910.

1857first post office
1on the National Register
10%homes built before 1940
1old photo or paper
From Rockville’s archive · credits on each photo
Quick answers

How Rockville began

When was Rockville founded?

1857

The Rockville post office opened in 1857, the earliest record of the town by name. Wikidata gives 2002.

First census: 127 in 19102020 census: 2,382169 years

How historic is Rockville?

B−

More historic than 50% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first Rockville post office (Blevins & Helbock, CC0). Wikidata: 2002.The full story ↓
History grade

What drives Rockville’s History grade

On its age, its old homes and the National Register, Rockville is more historic than 50% of U.S. towns. Its National Register listings hold the grade up; its age pulls it down.

B−
HistoryA character grade: shown, never part of Rockville’s overall grade.
All U.S. towns we grade (21,289)Ahead of 50%
NewerOlder

Minnesota towns list about as much on the Register as the country (a typical Minnesota town has 2.1 per 10,000 residents, the U.S. 2.4), so Rockville’s 8.2 sits above most of its state (73% of Minnesota towns have fewer) while its 2 historic buildings outnumber those of 60% of U.S. towns.

How sure. Graded on any two of the three inputs instead, the letter would range from C to B. The pre-1940 share is a Census survey estimate (±4.6 points). The founding year is the first post office, not a stated founding date; Wikidata gives 2002.

Founding year: the first post office (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 Rockville’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 Rockville’s collection

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

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

How Rockville came to be

From Wikipedia’s history of Rockville.

Read it all →

According to the local oral tradition, a village of the Dakota people was once located to the north of the lake.

The parish cemetery in nearby Jacobs Prairie, Minnesota includes the grave of early Rockville pioneer Michael Hanson, Sr. Hanson was already an elderly immigrant when he arrived as a homesteader with his sons and many of his grandchildren from the Luxembourgish-speaking but Prussian-ruled village of Obersgegen. Hanson was old enough, in fact, to have been a combat veteran of the French Imperial Army who had lost a leg to enemy fire during the Napoleonic Wars. As stipulated in his last request, Hanson lies buried in St. James Cemetery next to his close friend, pioneer settler, and fellow Napoleonic Wars veteran, Herr Pieck.

Text from Wikipedia, licensed CC BY-SA 4.0.

From the old history books

What they wrote about Rockville in 1915

Passages that mention Rockville, cut from the printed page as they were published.

Rockville Township. The first school in the township of Rockville was taught within the present boundaries of District Number 40, the school being now known as the Mill River school, situated about a mile north of Pearl lake. Instruction was first given in the home of G. Bauer soon after the first …
History of Stearns County, Minnesota1915 · page 1390Read the page →
Read the text

Rockville Township. The first school in the township of Rockville was taught within the present boundaries of District Number 40, the school being now known as the Mill River school, situated about a mile north of Pearl lake. Instruction was first given in the home of G. Bauer soon after the first settlement, but immediately

Text read by machine from the scan; it may contain errors.
Daniel Spanier, for many years a farmer in Farming township, was born in Prussia, Germany, and there married Kate Eve. In 1852 they came to America, and settled in Fond du Lac, Wis. In 1857 they came to Stearns county and located in the north part of the township of Rockville, several miles from th…
History of Stearns County, Minnesota1915 · page 811Read the page →
Read the text

Daniel Spanier, for many years a farmer in Farming township, was born in Prussia, Germany, and there married Kate Eve. In 1852 they came to America, and settled in Fond du Lac, Wis. In 1857 they came to Stearns county and located in the north part of the township of Rockville, several miles from the village of St. Joseph. There they built a cabin, and started farming. During the Indian uprising Mr. Spanier helped to bury the dead, for having seen four years' service in the German army, he was well equipped to brave the dangers of the Indian country. In 1863 he moved to 100 acres

Text read by machine from the scan; it may contain errors.

Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.

Timeline

Rockville, 1850 to 1967

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

  1. 19th century
  2. 1850In the archive1940 Census Enumeration District Descriptions - Minnesota - Stearns County - ED 73-48, ED…
  3. 1857Post officeThe Rockville post office opens
  4. 20th century
  5. 1967On the mapFirst mapped by the U.S. Geological Survey
By decade

Rockville, decade by decade

One decade in the archive so far: the 1850s. Scroll each row; tap a photo for its story.

On the map

Rockville on the map, 1967 to 1986

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

Rockville on the 1967 USGS mapRockville on the 1986 USGS map1967Rockville 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 Rockville.

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.

1940 Census Enumeration District Descriptions - Minnesota - Stearns County - ED 73-48, ED 73-49, ED 73-50, ED 73-51, ED…
Retake this view1940 Census Enumeration District Descriptions - Minnesota - Stearns County - ED 73-48, ED 73-49, ED 73-50, ED 73-51, ED…, 1850

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

Retake this view · +15
On the National Register

1 historic place in Rockville

The country’s official list of buildings and places worth saving.

place listed
1
National Historic Landmarks
0
none yet
historic buildings protected
2
each building in a district counts
first listed
1982
Clark and McCormack Quarry and House

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

People over time

Rockville, census by census

05001,0001,5002,0002,500192019401960198020002020Peak: 2,448

Between 127 and 2,448 people in every census since 1910.

12 censuses, 1910–2020.

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

Places that used to be

Old corners and burying grounds

Rockville’s post office has been open since 1857.

Hamlets and corners on the map
Pleasant Lake
1cemetery inside Rockville
Calvary

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 Rockville’s history

What year was Rockville founded?

The Rockville post office opened in 1857, the earliest record of the town by name (U.S. post office records). Wikidata gives 2002.

How does Rockville rank for history?

Rockville is more historic than 50% of U.S. towns. 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.

What is on the National Register in Rockville?

One place: the Clark and McCormack Quarry and House (listed 1982).

How old are the homes in Rockville?

10% of Rockville’s homes were built before 1940 (Census estimate, ±4.6 points), against a typical 8.1% for a Minnesota town; the median home was built in 1983.

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 (3), Wikidata (1), the National Register of Historic Places (1), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.