149 years in pictures
Census counts: 450 in 1880, 21,226 in 2020. The archive holds 18 old photos and papers going back to 1908 and 4 maps from 1942 on.
12 places on the National Register of Historic Places.
- 1877Louisville is settled
Each edition grades its towns against each other only.

For most people who can afford it, yes. Louisville grades A overall, ranked 24th of 158 in Colorado. It is among the healthiest towns in the country on CDC estimates. Its schools rank ahead of 93% of Colorado towns and the median household earns $147K. What holds it back is price: the typical home is worth about $820K, 7.9 years of the Boulder metro’s $104K median household income. 70% of adults 25 and older hold a bachelor’s degree or more in Louisville, above both Colorado’s towns (44%) and U.S. towns (29%). Louisville is more walkable than 96% of U.S. towns. Louisville has 12 places on the National Register of Historic Places, among them Ginacci House and Rhoades House.
Where Louisville beats most towns.
| Widest gap | Louisville | CO |
|---|---|---|
| Fewer uninsured adults | 5.6% | 11.1% |
Census counts: 450 in 1880, 21,226 in 2020. The archive holds 18 old photos and papers going back to 1908 and 4 maps from 1942 on.
12 places on the National Register of Historic Places.
Each subject compared with towns across the country (schools within Colorado), ordered by how far Louisville is from typical.
How TownRatings grades towns →
Museums, parks, gardens and other places to visit around Louisville. Close and well known come first.
Big draw21 mi TheatreRed Rocks Amphitheatre
Big draw17 mi Stadium & arenaEmpower Field at Mile High
17 mi Stadium & arenaBall Arena
17 mi Stadium & arenaCoors Field
7 mi Stadium & arenaFolsom Field
26 mi National ParkRocky Mountain National Park4.2M visitors a yearRed Rocks Amphitheatre: Unknown, CC BY-SA 3.0 · Empower Field at Mile High: Thelastcanadian, CC BY-SA 3.0 · Ball Arena: KM Newnham, CC BY-SA 2.5 · Coors Field: Matt Kozlowski, CC BY-SA 3.0 · Folsom Field: Thelastcanadian, CC BY-SA 4.0 · Rocky Mountain National Park: Charles M. Sauer -- Charlessauer, CC BY-SA 3.0
Who provides power, water and the rest in Louisville, 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 Louisville.
Louisville has schools in the top 5% of Colorado and draws workers from Denver and beyond, but it has homes that cost more against local pay than most of Colorado.
Its widest gap with Colorado is no health insurance: 5.6% of those 18–64 have no health insurance, against 11.1% statewide.
16% of Louisville adults have obesity. Louisville beats the Colorado average on 16 of 26 CDC measures and trails it on 1. 23% of Louisville adults have high blood pressure.
| Louisville | Colorado towns | U.S. towns | |
|---|---|---|---|
| Obesity (CDC PLACES) | 16% | 26% | 35% |
| Sleep under 7 hours (CDC PLACES) | 23% | 30% | 36% |
| Get no exercise (CDC PLACES) | 10% | 16% | 25% |
| High blood pressure (CDC PLACES) | 23% | 27% | 35% |
| What stands out | Louisville | CO |
|---|---|---|
| Fewer uninsured adults | 5.6% | 11.1% |
| Fewer older adults who have lost all their teeth | 4.7% | 9.2% |
| More adults who have had cancer | 9.5% | 7.8% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Its A ranks #6 of the 159 Colorado towns we grade for schools. Its A for schools comes with a D for cost of living: the typical home is worth about $820K.
Its public schools are run by the Boulder Valley School District No. Re2. Three of its 9 schools are below, each with why it’s listed.
| School | Level | Students | Letter |
|---|---|---|---|
| Monarch K-8 SchoolLargest public elementary schoolGrades PK–8 | Grades PK–8 | 698 | A− |
| Monarch High SchoolLargest public high schoolGrades 9–12 | Grades 9–12 | 1,431 | A+ |
| Fireside Elementary SchoolTop results in townGrades PK–5 | Grades PK–5 | 431 | A+ |
NCES · EDFacts · graded within CO on state tests and graduation
18,943 jobs are based in Louisville, 1.9 for every working resident, so most of the people who work here commute in. Jobs based here grew from 13,436 in 2013 to 18,943.
40% of workers work from home in Louisville. Jobs based in Louisville grew to 18,943 in 2023, 5,507 more than in 2013. 4.5% of residents live below the poverty line in Louisville.
| Louisville | Colorado towns | U.S. towns | |
|---|---|---|---|
| Work from home | 40% | 18% | 11% |
| Median household income | $147,000 | $95,000 | $80,000 |
| Below the poverty line | 4.5% | 8.5% | 9.6% |
| Average trip to work | 22 minutes | 25 minutes | 25 minutes |
Census LEHD 2023 · ACS
At 7.9 years of the Boulder metro’s $104K median household income, the typical home (about $820K) costs more against local pay than in 78% of Colorado towns; that ratio is one input to its D for cost of living. The typical value, about $820K, is 9% below its June 2022 peak.
The median rent in Louisville is $2,166 a month. The typical Louisville home is worth about $820,000, up 1% in a year, 55% above the Colorado typical home.
| Louisville | Colorado towns | U.S. towns | |
|---|---|---|---|
| Median rent | $2,166 a month | $1,807 a month | $1,185 a month |
| Households that own their home | 72% | 71% | 73% |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
15 miles of trail in 38 parks and preserves. Louisville’s trail density is 1.9 miles per square mile. The biggest place to walk is Davidson Mesa, 236 acres with 1 miles of trail.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Leon Wurl Wildlife Sanctuary | 1.1 mi | 49 |
| 2. Davidson Mesa | 1 mi | 236 |
| 3. Louisville Community Park | 0.8 mi | 16 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Louisville has chilly, snowy winters and warm summers, with very little rain. July afternoons reach 89°, January nights drop to 19° and about 65 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
Expected storm and flood damage is lower than in 63% of U.S. communities. Since 2013, 4 flood insurance claims have been paid out in Louisville.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
Reported crimes fell from 486 to 336 over the last three FBI years, a drop beyond ordinary year-to-year swings.
Within Colorado, it does better than 66% of towns.
| Louisville | Colorado towns | U.S. towns | |
|---|---|---|---|
| Violent crimes per 1,000 (2025) | 1.1 per 1,000 residents | 2.3 | 1.6 |
| Property crimes per 1,000 (2025) | 15.2 per 1,000 residents | 15.5 | 9.9 |
FBI crime data, 2025 · crimes reported to police
5 within 15 miles of the center of Louisville
About 4 of every 100 Louisville residents are enrolled in college, against 6 across Colorado.
18,376 counted in 2010 and 21,226 in 2020; an estimated 20,581 in 2025.
Since 2020 the trend has turned: down 3.1%, after 15.5% growth in the decade before.
U.S. Census 2010 & 2020 counts · Census Bureau estimate, July 1, 2025
12 places in Louisville on the National Register of Historic Places.
8 notable people were born in Louisville.



City in Colorado, United States
The City of Louisville ( ) is a home rule municipality located in southeastern Boulder County, Colorado, United States. The city population was 21,226 at the 2020 United States census. Louisville began as a mining community in 1877, experienced a period of labor violence early in the 20th century, and transitioned to a suburban residential community when the mines closed in the 1950s.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
3 towns share a border with Louisville.
| Town | CO rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Louisville | #24 | A | D | C+ | A | A+ |
| Paragon Estates | — | — | — | — | — | — |
| Lafayette | #51 | B+ | D | C− | A | A+ |
| Broomfield | #45 | A− | C− | C+ | A− | A+ |
Paragon Estates isn’t graded (fewer than 1,000 residents, or not enough data). Compare Louisville with a neighbor →
Short answers, built from the data on this page.
For most people who can afford it, yes. Louisville grades A overall, better than 86% of U.S. towns and #24 of 158 in Colorado. It grades A+ for health, C+ for safety and A for schools. Cost of living is its weak spot, with a D.
Within Colorado, it does better than 66% of towns.
Yes. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades D.
8 notable people were born here, including Jack D. Fischer and Nicole Fox.