Home additions search demand in Illinois (2026 data)

Market brief / Home additions in IllinoisPage 1 of 1

ABottom line

A top 10 market with bid estimates 36% above the typical state.

Short answer

Illinois is in the top 10 of 50 markets (the states and DC with data) for breadth of home additions search demand, with 39 distinct search terms at 100 or more searches a month. The median top-of-page bid is $12.34, 36% above the typical state ($9.05). Advertisers bid more here than in most states, which makes organic visibility worth more.

BTop searches

What people in Illinois search for

The most-searched home additions terms in Illinois, ranked by Google's monthly search range and then by bid. Close variants (the same words in a different order) are shown once, and brand, retailer and DIY searches are left out.

Table B.1 / Top searches, Illinois
Search term	Monthly searches in Illinois	Top-of-page bid
home addition contractors	1K-10K	$30.30
house addition contractors	1K-10K	$30.30
accessory dwelling unit	1K-10K	$0.61
additional dwelling unit	1K-10K	$0.61
sunroom addition	100-1K	$18.23
sun porch additions	100-1K	$18.23
bathroom addition cost	100-1K	$17.83
cost to add a bathroom addition	100-1K	$17.83
home addition	100-1K	$16.57
room addition contractors	100-1K	$14.48
4 season sunroom	100-1K	$13.36
four season sunroom	100-1K	$13.36

Google Ads Keyword Planner, Illinois, Sep 2025 to Aug 2026. Bids are Google's high-range top-of-page estimates, not cost per lead. Urgent and Near me tags are matched from the words in each term. Method.

CWhat it means

What this means for a home addition builder in Illinois

#FindingWhat to do
C1
Advertisers bid more here.At a $12.34 median top-of-page bid estimate, every ranking you earn in the Map Pack or organic results replaces clicks that are priced higher in Illinois than in most states.

What to doPut organic work first, and judge paid campaigns on cost per booked job, not cost per click.
C2
For the top 10% of terms, Google's top-of-page bid estimate (high range) is $18.23 or more.Those are usually the high-intent searches.

What to doRank organically for them: that is where the biggest savings sit.
C3
One of the broadest home additions markets in the country.Expect heavy competition for the Map Pack in the major metros.

What to doSpecific service pages and suburb-level relevance usually beat one broad page.

DHow Illinois compares

Illinois against its nearest markets

Table D.1 / Nearest markets by breadth of demand
Rank	State	Distinct terms	Median bid estimate	Per resident
5	New Jersey	44	$7.02	150
6	Massachusetts	42	$4.27	195
7	Illinois	39	$12.34	105
8	Ohio	39	$22.14	112
9	Pennsylvania	39	$18.17	102
	Typical state (median)		$9.05	100

Google's ranges are wide, so states close together should be treated as similar. Method.

EWhere to start

Where to start

The full playbook for home addition builders, including job values, channels and a 90-day plan, is in How can a home addition builder get more customers?. For the channels behind the numbers above:

FIndex

Other industries in Illinois

Google Ads Keyword Planner, Illinois, Sep 2025 to Aug 2026Methodology

Disclosure. Strive LeadGen is a new company (founded 2026) building lead generation sites and flat-fee marketing for businesses like these. It has no clients yet. Guides cover channels Strive does not sell and cite their sources. Market figures are Strive's analysis of Google Keyword Planner data (method).

Home additions search demand in Illinois