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Fourth of July Celebration
Lions Club Relays
Paws for a Dip
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Thorntonfest
Thornton Harvest Fest
Thornton WinterFest
Trunk or Treat
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Oz Gallery Exhibits
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Festivals & Events Calendar
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Festivals & Events Calendar
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Previous
May
Next
Calendar
List
May 2026
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
27
28
29
30
Thornton 70th Anniversary History Exhibit
Thu, Apr 30 2026, 10am
-
5pm
1
Thornton 70th Anniversary History Exhibit
Fri, May 1 2026, 10am
-
5pm
2
Homebuyer Education Course
Sat, May 2 2026, 8am
-
3:30pm
3
Lions Club Relays
Sun, May 3 2026, 10am
-
3pm
4
Thornton 70th Anniversary History Exhibit
Mon, May 4 2026, 10am
-
5pm
5
Thornton 70th Anniversary History Exhibit
Tue, May 5 2026, 10am
-
5pm
6
Thornton 70th Anniversary History Exhibit
Wed, May 6 2026, 10am
-
5pm
7
Thornton 70th Anniversary History Exhibit
Thu, May 7 2026, 10am
-
5pm
8
Thornton 70th Anniversary History Exhibit
Fri, May 8 2026, 10am
-
5pm
9
Tree Branch/Organics Drop-off
Sat, May 9 2026, 8am
-
12pm
10
11
Thornton 70th Anniversary History Exhibit
Mon, May 11 2026, 10am
-
5pm
12
Thornton 70th Anniversary History Exhibit
Tue, May 12 2026, 10am
-
5pm
13
Thornton 70th Anniversary History Exhibit
Wed, May 13 2026, 10am
-
5pm
Walk in the Wards - Hosted by Ward 2
Wed, May 13 2026, 6
-
8pm
14
Thornton 70th Anniversary History Exhibit
Thu, May 14 2026, 10am
-
5pm
15
Adams County & Thornton Free Food and Resource Drive-Thru
Fri, May 15 2026, 8:30
-
9:30am
Thornton 70th Anniversary History Exhibit
Fri, May 15 2026, 10am
-
5pm
Law Enforcement Torch Run/Walk
Fri, May 15 2026, 10am
-
1pm
2026 Music Series - Banthom House
Fri, May 15 2026, 7
-
8pm
16
Spring 2026 Neighborhood Clean-Up
Sat, May 16 2026, 8am
-
4:30pm
Homebuyer Education Course
Sat, May 16 2026, 9am
-
3:30pm
17
Dia de Pesca
Sun, May 17 2026, 10am
-
3pm
18
Thornton 70th Anniversary History Exhibit
Mon, May 18 2026, 10am
-
5pm
19
Thornton 70th Anniversary History Exhibit
Tue, May 19 2026, 10am
-
5pm
20
Thornton 70th Anniversary History Exhibit
Wed, May 20 2026, 10am
-
5pm
Thornton PD Summer Kickoff
Wed, May 20 2026, 6
-
8pm
21
Thornton 70th Anniversary History Exhibit
Thu, May 21 2026, 10am
-
5pm
22
Thornton 70th Anniversary History Exhibit
Fri, May 22 2026, 10am
-
5pm
23
24
25
Holiday Closure
Mon, May 25 2026, All day
26
Thornton 70th Anniversary History Exhibit
Tue, May 26 2026, 10am
-
5pm
27
Thornton 70th Anniversary History Exhibit
Wed, May 27 2026, 10am
-
5pm
28
Thornton 70th Anniversary History Exhibit
Thu, May 28 2026, 10am
-
5pm
Mayor's Rhythm and Reels -Thornton Community Band
Thu, May 28 2026, 6
-
9:30pm
29
Thornton 70th Anniversary History Exhibit
Fri, May 29 2026, 10am
-
5pm
30
Electronic Waste Recycling Drop-off
Sat, May 30 2026, 9am
-
1pm
31
Thornton 70th Anniversary History Exhibit
Thu, Apr 30 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Fri, May 1 2026, 10am
-
5pm
Homebuyer Education Course
Sat, May 2 2026, 8am
-
3:30pm
Lions Club Relays
Sun, May 3 2026, 10am
-
3pm
Thornton 70th Anniversary History Exhibit
Mon, May 4 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Tue, May 5 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Wed, May 6 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Thu, May 7 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Fri, May 8 2026, 10am
-
5pm
Tree Branch/Organics Drop-off
Sat, May 9 2026, 8am
-
12pm
Thornton 70th Anniversary History Exhibit
Mon, May 11 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Tue, May 12 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Wed, May 13 2026, 10am
-
5pm
Walk in the Wards - Hosted by Ward 2
Wed, May 13 2026, 6
-
8pm
Thornton 70th Anniversary History Exhibit
Thu, May 14 2026, 10am
-
5pm
Adams County & Thornton Free Food and Resource Drive-Thru
Fri, May 15 2026, 8:30
-
9:30am
Thornton 70th Anniversary History Exhibit
Fri, May 15 2026, 10am
-
5pm
Law Enforcement Torch Run/Walk
Fri, May 15 2026, 10am
-
1pm
2026 Music Series - Banthom House
Fri, May 15 2026, 7
-
8pm
Spring 2026 Neighborhood Clean-Up
Sat, May 16 2026, 8am
-
4:30pm
Homebuyer Education Course
Sat, May 16 2026, 9am
-
3:30pm
Dia de Pesca
Sun, May 17 2026, 10am
-
3pm
Thornton 70th Anniversary History Exhibit
Mon, May 18 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Tue, May 19 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Wed, May 20 2026, 10am
-
5pm
Thornton PD Summer Kickoff
Wed, May 20 2026, 6
-
8pm
Thornton 70th Anniversary History Exhibit
Thu, May 21 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Fri, May 22 2026, 10am
-
5pm
Holiday Closure
Mon, May 25 2026, All day
Thornton 70th Anniversary History Exhibit
Tue, May 26 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Wed, May 27 2026, 10am
-
5pm
Thornton 70th Anniversary History Exhibit
Thu, May 28 2026, 10am
-
5pm
Mayor's Rhythm and Reels -Thornton Community Band
Thu, May 28 2026, 6
-
9:30pm
Thornton 70th Anniversary History Exhibit
Fri, May 29 2026, 10am
-
5pm
Electronic Waste Recycling Drop-off
Sat, May 30 2026, 9am
-
1pm
