4+ Bedroom Rent · July 2026

4+ Bedroom Apartment Rent in Northbrook, IL

$3,580/mo

Median asking rent for a 4+ bedroom apartment in Northbrook, Illinois as of July 2026. That's +17% higher than the citywide median of $3,067 and +42% above the national 4+ bedroom median of $2,520.

4+ Bedroom median
$3,580
July 2026
vs city overall
+17%
$3,067 city median
vs national
+42%
$2,520 US median
Illinois rank
#128
of 139 cities

Income needed for a 4+ bedroom in Northbrook

Using the standard 30% rent-to-income guideline (the threshold above which households are considered rent-burdened), here's what you need to earn to comfortably afford a 4+ bedroom at the current median rent.

Annual income
$143,200
Monthly gross
$11,933
Hourly (full-time)
$68.85

Rent by apartment size in Northbrook

Compare Northbrook's median rent across every apartment size.

Studio
$1,960
1-Bedroom
$2,100
2-Bedroom
$2,370
3-Bedroom
$3,040
4+ Bedroom (current)
$3,580

Cheapest cities for a 4+ bedroom in Illinois

#City4+ Bedroom rent
1Rantoul$1,011
2Pekin$1,250
3Quincy$1,290
4Dixon$1,300
5Charleston$1,320
6Savoy$1,340
7Danville$1,360
8Urbana$1,380
9Normal$1,390
10Peoria$1,407
11Carbondale$1,410
12Washington$1,430
13Bloomington$1,450
14Macomb$1,450
15Kankakee$1,510

Most expensive cities for a 4+ bedroom in Illinois

#City4+ Bedroom rent
1Morton Grove$3,980
2Lake Forest$3,980
3Deerfield$3,980
4Barrington$3,980
5Wilmette$3,820
6Buffalo Grove$3,820
7Highland Park$3,760
8Plainfield$3,685
9Naperville$3,600
10Vernon Hills$3,590
11Streamwood$3,590
12Northbrook (this page)$3,580
13Bartlett$3,530
14Bolingbrook$3,505
15Romeoville$3,490

Nearby cities — 4+ bedroom rent

Considering nearby alternatives? 5 of these cities have cheaper 4+ bedroom rents than Northbrook.

CityDistance4+ Bedroom rentvs Northbrook
Glenview, IL3.9 mi$3,140$-440 (-12%)
Deerfield, IL4 mi$3,980+$400 (+11%)
Highland Park, IL4.9 mi$3,760+$180 (+5%)
Wheeling, IL5.3 mi$2,870$-710 (-20%)
Morton Grove, IL7 mi$3,980+$400 (+11%)
Lake Forest, IL7.7 mi$3,980+$400 (+11%)
Des Plaines, IL8.4 mi$2,500$-1,080 (-30%)
Buffalo Grove, IL8.7 mi$3,820+$240 (+7%)
Wilmette, IL9.2 mi$3,820+$240 (+7%)
Skokie, IL9.4 mi$2,800$-780 (-22%)
Arlington Heights, IL9.8 mi$3,070$-510 (-14%)
Vernon Hills, IL10.9 mi$3,590+$10 (0%)

4+ Bedroom rent in Northbrook — common questions

How much is a 4+ bedroom apartment in Northbrook?

As of July 2026, the median 4+ bedroom apartment rent in Northbrook, Illinois is $3,580 per month. This is +17% higher than the citywide median of $3,067.

What income do you need to afford a 4+ bedroom in Northbrook?

Using the standard 30% rent-to-income rule, you would need an annual income of about $143,200 ($11,933/month gross), which works out to roughly $68.85/hour at a full-time job.

Is Northbrook expensive for a 4+ bedroom compared to the rest of the US?

Northbrook's 4+ bedroom median of $3,580 is +42% above the national 4+ bedroom median of $2,520. It ranks in the 83th percentile of US cities tracked.

How does Northbrook rank for 4+ bedroom rent in Illinois?

Among the 139 cities in Illinois with 4+ bedroom data, Northbrook ranks #128 from cheapest to most expensive.

Are there cheaper 4+ bedroom options near Northbrook?

Yes — nearby cities with cheaper 4+ bedroom rents include Glenview ($3,140), Wheeling ($2,870), Des Plaines ($2,500).

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Methodology: Bedroom-level rent medians come from HUD Fair Market Rent data calibrated to the Zillow Observed Rent Index (ZORI) for Northbrook, which serves as the citywide anchor. When the HUD bedroom values exceed the ZORI city median (a common quirk in luxury markets and small samples), bedroom values are proportionally scaled down to align. Income required uses the standard 30% rent-to-income guideline. Comparison rankings use the same data month across all cities (July 2026) and exclude cities with median rent below $400 or above $20,000.