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Cleanest Air Cities in Louisiana

Lowest pollution levels for healthy outdoor living.

Best Climate Cleanest Air Sunniest Most Urban All Rankings →
All United States  ·  Louisiana

How We Score

Each metric is normalized 0-100 across U.S. cities, then weighted and summed. Cities missing any metric are excluded.

Clean Air · 65% Sunshine · 20% Low Rain · 15%

Top 12 Cleanest Air Cities in Louisiana

Ranked by composite score across 3 weighted metrics.

#1
Score 94.6
New Orleans, LA
376,035 residents
Clean Air 42
Sunshine 323 days
Low Rain 51
#2
Score 93.9
Metairie, LA
138,995 residents
Clean Air 42
Sunshine 321 days
Low Rain 49
#3
Score 93.8
Baton Rouge, LA
223,699 residents
Clean Air 42
Sunshine 316 days
Low Rain 40
#4
Score 86.1
Lake Charles, LA
81,679 residents
Clean Air 42
Sunshine 310 days
Low Rain 46
#5
Score 83.9
Empire, LA
1,218 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#6
Score 83.6
St. Rose, LA
7,271 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#7
Score 83.6
Destrehan, LA
11,786 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#8
Score 83.6
Hahnville, LA
3,826 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#9
Score 83.6
River Ridge, LA
13,170 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#10
Score 83.6
Waggaman, LA
10,617 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#11
Score 83.6
Boutte, LA
2,283 residents
Clean Air 42
Sunshine 317 days
Low Rain 63
#12
Score 83.6
Des Allemands, LA
2,565 residents
Clean Air 42
Sunshine 317 days
Low Rain 63

Full Ranking, Louisiana

Top 50 cities. Click any city to see its full profile.

1 New Orleans LA 94.6
2 Metairie LA 93.9
3 Baton Rouge LA 93.8
4 Lake Charles LA 86.1
5 Empire LA 83.9
6 St. Rose LA 83.6
7 Destrehan LA 83.6
8 Hahnville LA 83.6
9 River Ridge LA 83.6
10 Waggaman LA 83.6
11 Boutte LA 83.6
12 Des Allemands LA 83.6
13 Ama LA 83.6
14 Norco LA 83.6
15 Luling LA 83.6
16 New Sarpy LA 83.6
17 Bayou Gauche LA 83.6
18 New Orleans Station LA 83.4
19 Woodmere LA 83.4
20 Belle Chasse LA 83.4
21 Patterson LA 83.4
22 Paincourtville LA 83.4
23 Pierre Part LA 83.4
24 Morgan City LA 83.4
25 Bayou L'Ourse LA 83.4
26 Bayou Vista LA 83.4
27 Amelia LA 83.4
28 Berwick LA 83.4
29 Port Sulphur LA 83.4
30 Erath LA 83.3
31 Abbeville LA 83.3
32 Perry LA 83.3
33 Harahan LA 83.1
34 Elmwood LA 83.1
35 Marrero LA 83.1
36 Bridge City LA 83.1
37 Westwego LA 83.1
38 Avondale LA 83.1
39 Eastwood LA 82.9
40 Haughton LA 82.9
41 Red Chute LA 82.9
42 Franklin LA 82.7
43 Charenton LA 82.7
44 Baldwin LA 82.7
45 Bayou Cane LA 82.7
46 Bourg LA 82.7
47 Houma LA 82.7
48 Bayou Blue LA 82.7
49 Gray LA 82.7
50 Presquille LA 82.7

New Orleans, LA tops the list with a composite score of 94.6 out of 100, followed by Metairie and Baton Rouge. LA dominates the top 12 with 12 cities, reflecting strong performance across the weighted metrics for cleanest air.

Rankings combine 3 independent metrics: Clean Air, Sunshine, Low Rain. Cities are weighted to reflect what matters most to cleanest air, and any city missing one or more metrics is excluded to avoid artificially inflated rankings.

Explore Other Best Cities Rankings

Best Climate Cities
Warm temperatures, plenty of sunshine and clean air.
Sunniest Cities
Most days of sunshine per year, with warm and dry climate.
Most Urban Cities
Densely populated city centers with the largest urban footprints.