178 years in pictures
Census counts: 347 in 1910, a peak of 428 in 1970, 307 in 2020. The archive holds 3 old photos and papers going back to 2014 and 4 maps from 1910 on.
- 1848Eau Claire is settled
Each edition grades its towns against each other only.

14% of adults 25 and older hold a bachelor’s degree or more in Eau Claire, against 29% in Pennsylvania’s towns and 29% across U.S. towns. Eau Claire has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Where Eau Claire beats most towns.
In a town this size, neighbors are the best guide. Ask them anything.
Census counts: 347 in 1910, a peak of 428 in 1970, 307 in 2020. The archive holds 3 old photos and papers going back to 2014 and 4 maps from 1910 on.
Who provides power, water and the rest in Eau Claire, 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 Eau Claire.
Eau Claire has chilly, snowy winters and pleasant summers. Eau Claire’s July high is 82°F, below both Pennsylvania’s towns (85°F) and U.S. towns (85°F).
NOAA U.S. Climate Normals, 1991–2020
Most working residents leave Eau Claire for work: only 0% work in town. Jobs based in Eau Claire fell to 144 in 2023, 61 fewer than in 2013. Eau Claire’s median household income is $62,000.
| Eau Claire | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Median household income | $62,000 | $81,000 | $80,000 |
| Average trip to work | 27 minutes | 26 minutes | 25 minutes |
Census LEHD 2023 · ACS
Expected storm and flood damage is lower than in 61% of U.S. communities.
FEMA National Risk Index · OpenFEMA
Eau Claire beats the Pennsylvania average on 1 of 26 CDC measures and trails it on 1. 20% of Eau Claire adults binge drink.
| Eau Claire | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Binge drink (CDC PLACES) | 20% | 18% | 16% |
| Smoke cigarettes (CDC PLACES) | 20% | 17% | 14% |
| Sleep under 7 hours (CDC PLACES) | 41% | 38% | 36% |
| Frequent mental distress (CDC PLACES) | 18% | 16% | 17% |
| What stands out | Eau Claire | PA |
|---|---|---|
| Fewer older adults who have lost all their teeth | 10.1% | 14.5% |
| More smokers | 19.7% | 15.8% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
The median rent in Eau Claire is $680 a month.
| Eau Claire | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Median rent | $680 a month | $1,115 a month | $1,185 a month |
| Households that own their home | 78% | 78% | 73% |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
2 within 15 miles of the center of Eau Claire
About 4 of every 100 Eau Claire residents are enrolled in college, against 6 across Pennsylvania.
Borough in Pennsylvania, US
Eau Claire is a borough in Butler County, Pennsylvania, United States. As of the 2020 census, Eau Claire had a population of 307. The name means "Clear Water" in French, and is pronounced as the French pronunciation.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Eau Claire has fewer than 1,000 residents, too few for fair grades; the figures below are still real.