150 years in pictures
Census counts: 153 in 1910, a peak of 230 in 1940, 128 in 2020. The archive holds 4 old photos and papers going back to 2005 and 2 maps from 1968 on.
- 1876Clontarf is settled
Each edition grades its towns against each other only.

A town of 128, settled in 1876.
Clontarf’s average trip to work is 10 minutes, below both Minnesota’s towns (23 minutes) and U.S. towns (25 minutes). Among 274 Minnesota towns, just one has a higher median age than Clontarf. Clontarf has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 153 in 1910, a peak of 230 in 1940, 128 in 2020. The archive holds 4 old photos and papers going back to 2005 and 2 maps from 1968 on.
Who provides power, water and the rest in Clontarf, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
Ordered by what stands out in Clontarf.
The range runs from 2° on a January night to 82° on a July afternoon, with about 43 inches of snow a winter.
NOAA U.S. Climate Normals, 1991–2020
In Clontarf, the FEMA hazard score is 65 of 100, above both the Minnesota town median (40 of 100) and the median of U.S. towns (44 of 100). Expected losses in Clontarf break down as 59% from inland flooding and 13% from cold waves.
FEMA National Risk Index · OpenFEMA
The share of adults in Clontarf who report frequent mental distress: 15%. Of 32 CDC measures, Clontarf beats the Minnesota average on 1 and trails it on 5. Among adults locally, 30% feel lonely and 35% have high blood pressure.
| Clontarf | Minnesota towns | U.S. towns | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 30% | 30% | 36% |
| Feel lonely (CDC PLACES) | 30% | 30% | 33% |
| High blood pressure (CDC PLACES) | 35% | 31% | 35% |
| Frequent mental distress (CDC PLACES) | 15% | 16% | 17% |
| What stands out | Clontarf | MN |
|---|---|---|
| More adults treating high blood pressure | 79.9% | 76.1% |
| More adults with heart disease | 7.2% | 5.9% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
None within 15 miles of Clontarf; the nearest are
About 2 of every 100 Clontarf residents are enrolled in college, against 6 across Minnesota.
City in Minnesota, United States
Clontarf is a city in Swift County, Minnesota, United States. The population was 128 at the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Clontarf has fewer than 1,000 residents, too few for fair grades; the figures below are still real.