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18 listings

New Construction Homes in Algonquin, IL

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18 Listings

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18 Listings

Your Algonquin agent

Olga Kampmeier

Call Olga

Active

$449,990

3 bd · 3 ba · 1,717 sqft

1287 Glenmont Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

20Active

$446,992

3 bd · 3 ba · 2,175 sqft

410 Cold Springs Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

25Active

$612,260

4 bd · 3 ba · 2,258 sqft

340 Cold Spring Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

20Active

$390,990

3 bd · 3 ba · 1,764 sqft

414 Cold Spring Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

23Active

$749,900

5 bd · 3 ba · 4,200 sqft

615 Harper Drive, Algonquin, IL

Stella Talaga · @properties Christie's International Real Estate

Price Reduced20Active

$369,490

3 bd · 3 ba · 1,764 sqft

412 Cold Spring Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

36Active

$434,990

3 bd · 3 ba · 1,840 sqft

1191 Glenmont Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

21Active

$440,990

3 bd · 3 ba · 1,767 sqft

1179 Glenmont Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

Price Reduced21Active

$420,990

3 bd · 3 ba · 1,840 sqft

Address withheld · Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

24Active

$704,565

5 bd · 4 ba · 3,517 sqft

1060 Glenmont Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

Price Reduced21Active

$409,990

3 bd · 3 ba · 1,840 sqft

1195 Glenmont Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

16Active

$434,990

3 bd · 3 ba · 2,039 sqft

406 Cold Spring Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

22Active

$609,965

4 bd · 3 ba · 2,509 sqft

1200 Waterford Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

Price Reduced17Active

$569,990

3 bd · 3 ba · 2,292 sqft

311 Cold Spring Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

20Active

$440,992

3 bd · 3 ba · 2,175 sqft

416 Cold Springs Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

17Active

$668,680

4 bd · 3 ba · 2,760 sqft

141 Newburgh Lane, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

30Active

$706,640

4 bd · 3 ba · 3,064 sqft

1010 Waterford Street, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

22Active

$644,090

3 bd · 3 ba · 2,509 sqft

2020 Cosman Way, Algonquin, IL

Bill Flemming · HomeSmart Connect LLC

Listing data & MLS disclosures

Midwest Real Estate Data (MRED): Based on information submitted to the MLS GRID as of 2026-09-21 05:15:45 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Algonquin housing market

August 2026 · This period is still settling

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 36 sales · as of Aug 31, 2026

Homes that sold · County records, as of Aug 31, 2026

Median sale price: $445,000$350,000–$580,000 typical range
Price per sq. ft.: $199
Sales: 37
Paid in cash: 24.3%

Homes on the market · MLS, as of Aug 31, 2026

Median days on market: 12 days

Algonquin, IL community profile

Population: 30,315
Median income: $127,717
Housing units: 10,570
People per sq. mi.: 1,918.7
Area: 15.8 sq. mi.

Source: HJN community data

Explore Algonquin homes

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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Your Algonquin agent

Olga Kampmeier

Call Olga

By feature

New construction
With a pool

Your Algonquin agent

Olga Kampmeier

Call Olga

Your Algonquin agent

Olga Kampmeier

Call Olga

Listing data & MLS disclosures

Midwest Real Estate Data (MRED): Based on information submitted to the MLS GRID as of 2026-09-21 05:15:45 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Algonquin, IL community profile

Population: 30,315
Median income: $127,717
Housing units: 10,570
People per sq. mi.: 1,918.7
Area: 15.8 sq. mi.

Source: HJN community data

Algonquin housing market

August 2026 · This period is still settling

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 36 sales · as of Aug 31, 2026

Homes that sold · County records, as of Aug 31, 2026

Median sale price: $445,000$350,000–$580,000 typical range
Price per sq. ft.: $199
Sales: 37
Paid in cash: 24.3%

Homes on the market · MLS, as of Aug 31, 2026

Median days on market: 12 days

Price trend · Assessor repeat sales, as of Aug 31, 2026

Year-over-year: 4.2%

New Construction Homes in Algonquin, IL