Where is Johnstone Supply located?

Johnstone Supply is at 301 North 1st Street, Springfield, IL.

What are Johnstone Supply's hours?

Hours aren't listed publicly. Contact Johnstone Supply to confirm before you go.

How do I contact Johnstone Supply?

Claim the listing to add contact details.

What should I look for in a hvac contractor in Springfield?

For HVAC work, the baseline checks are state licensing, proof of insurance, and a written estimate before any major repair or replacement. Checking hours and confirming details directly with the business is always worth the two minutes.

HVAC contractor · Springfield, IL

Johnstone Supply

Name: Johnstone Supply
Address: 301 North 1st Street, Springfield, IL

Local HVAC contractor in Springfield, IL

Find a HVAC contractor in Springfield, IL

Written & reviewed by Robert BibbFounder, SEO Local · AI SEO · 22 years in SEO · Updated November 2026 · LinkedIn

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301 North 1st Street
Springfield, IL

Looking for a HVAC contractor in Springfield? Johnstone Supply is listed here. It sits 1.1 miles northwest of central Springfield, at 39.8044° N, 89.6553° W. It's located at 301 North 1st Street. The Howard K. Weber House is a historic house located at 925 South 7th Street in Springfield, Illinois. Other hvac contractors nearby include Five Star Mobile Home Supply (1.6 mi) and Illinois Plumbing Heating Supply (5.6 mi). Summers in Springfield average near 84°F and winters settle around 24°F. There are about 84,290 households in Sangamon County.

Johnstone Supply is a hvac contractor at 301 North 1st Street in Springfield, IL.

You'll find it 0.7 mi from Sangamon County Circuit Clerk (courthouse). It's 0.4 mi from Abraham Lincoln Statue (public art). Johnstone Supply is 0.4 mi from Illinois State Historical Library (library).

It is one of 3 hvac contractors listed for Springfield. Seasonal maintenance plans often pay for themselves; the useful question is what a tune-up actually includes in writing. Close alternatives include Five Star Mobile Home Supply (1.6 mi) and Illinois Plumbing Heating Supply (5.6 mi).

The median household income in Sangamon County is about $74,114. Sangamon County has roughly 84,290 households. The Sangamon Mass Transit District (SMTD) is a regional mass transit district that mostly serves Springfield, Illinois, along with a few neighboring… The Bressmer-Baker House is a historic house located at 913 6th Street in Springfield, Illinois. The Howard K. Weber House is a historic house located at 925 South 7th Street in Springfield, Illinois. The area sees roughly 42 inches of rain a year. The median age in Sangamon County is around 40.8. Roughly 71% of homes here are owner-occupied. Contact Johnstone Supply to confirm current details. Built from open map data, this page is free. Owners of Johnstone Supply can claim it and add hours, services, and a booking link.

Nearby landmarks: 0.7 mi from Sangamon County Circuit Clerk (courthouse) · 0.4 mi from Abraham Lincoln Statue (public art) · 0.4 mi from Illinois State Historical Library (library)

Frequently asked questions

Where is Johnstone Supply located?: Johnstone Supply is at 301 North 1st Street, Springfield, IL.
What are Johnstone Supply's hours?: Hours aren't listed publicly. Contact Johnstone Supply to confirm before you go.
What other hvac contractors are near Johnstone Supply?: Nearby hvac contractors include Five Star Mobile Home Supply (1.6 mi) and Illinois Plumbing Heating Supply (5.6 mi).
How do I contact Johnstone Supply?: Claim the listing to add contact details.
What should I look for in a hvac contractor in Springfield?: For HVAC work, the baseline checks are state licensing, proof of insurance, and a written estimate before any major repair or replacement. Checking hours and confirming details directly with the business is always worth the two minutes.

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