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ZIP Code · CT

ZIP 06820

Part of Darien, CT
Pop. 21,936·Fairfield County·5th most expensive ZIP in Connecticut
Median rent (all units)
$5,384/mo
Year-over-Year
Stable
Month-over-Month
+1.5%
vs US Median
+$3,419
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 06820 · $5,384
More expensive than 99% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,430
1 BR
$2,940
2 BR
$3,530
3 BR
$4,300
4 BR+
$4,790
Research median
$3,530/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$64,608/yr
At $5,384/mo median
Location
CityDarien
StateCT
CountyFairfield County
Rent Market Meter
Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are climbing (0.0% YoY), so leverage tilts toward landlords. Act sooner rather than later.
Based on rent-price momentum (+0.0% YoY, +1.5% MoM), not inventory.
Demographics

Who lives here

ZIP 06820 (Darien, CT) is majority owner-occupied, has a large share of families with children, has a median income above the national average, 85.9% of residents hold a bachelor's degree or higher.

Population
21,936
Median income
$250,001
Median age
40
Renters
17.6%
Age distribution
30.9%
13.7%
30.4%
13.7%
Under 1830.9%
18–3413.7%
35–5430.4%
55–6411.3%
65+13.7%
Gender
49.4%
50.6%
Male49.4%
Female50.6%
Race & ethnicity
81.5%
White81.5%
Black0.6%
Hispanic5.8%
Asian7.4%
Other4.7%
Education (25+)
85.9%
No HS diploma1.5%
HS diploma4.8%
Some college7.8%
Bachelor's+85.9%
Housing tenure
82.4%
17.6%
Owner82.4%
Renter17.6%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 06820 in Darien, CT has changed in 5 years

Income
$250,001 → $250,001
up 0.0%
Population
21,485 → 21,936
up 2.1%
Renter share
14% → 17.6%
+3.6 pts
Bachelor's+
85.7% → 85.9%
+0.2 pts

Local incomes tracked alongside that move, going from a median of $250,001 in 2021 to $250,001 more recently. Census counts show ZIP 06820 in Darien, CT adding about 451 residents over the five-year window, up 2.1% on net. The renter share has risen from 14% to 17.6%, with owner-occupied housing accounting for the remainder.

Community

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Local insights

Tips for renters in ZIP 06820

About renting in ZIP 06820

Last updated: July 20, 2026

ZIP code 06820 covers Darien, CT. The median rent here is $5,384/mo as of July 2026. A 1-bedroom rents for a median of $2,940/mo. A 2-bedroom rents for a median of $3,530/mo.

At 26% of local median household income ($250,001/yr), ZIP 06820 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 06820?

As of July 20, 2026, the median monthly rent in ZIP 06820 (Darien, CT) is $5,384. This is based on aggregated data from public sources and community submissions.

How does ZIP 06820 rent compare to the US average?

ZIP 06820's median rent of $5,384/mo is $3,419 (174%) above the US national median of $1,965/mo.

How does ZIP 06820 compare to other ZIPs in Connecticut?

ZIP 06820 is one of the pricier ZIP codes in Connecticut, ranking #5 out of 85 ZIPs tracked at $5,384/mo.

How much income do you need to rent in ZIP 06820?

To keep rent at or below 30% of gross income, you would need to earn at least $215,000/year (~$103/hour full-time) to afford the median rent of $5,384/mo in ZIP 06820. The local median household income is $250,001/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 06820?

Rent in ZIP 06820 has been relatively stable over the past year, with a 0.0% change year over year as of July 20, 2026.

Is ZIP 06820 an affordable place to rent?

ZIP 06820 is considered affordable for renters. At $5,384/mo, rent takes approximately 26% of the local median household income ($250,001/yr). The standard benchmark is 30%. ZIP 06820 falls comfortably within that range.

What percentage of ZIP 06820 residents rent vs. own?

According to Census data, approximately 17.6% of ZIP 06820 households are renters, while 82.4% are owner-occupied. ZIP 06820 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 06820 compare to the rest of Darien?

ZIP 06820 sits right at the Darien citywide median of $5,384/mo.

When was rent data for ZIP 06820 last updated?

Rent data for ZIP 06820 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
26%
AFFORDABLE

At $5,384/mo, rent takes ~26% of ZIP 06820's median household income ($250,001/yr). The standard benchmark is 30%.

ZIP 06820 26%Benchmark 30%
State income tax3–6.99%
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Schools nearby

Public schools near ZIP 06820 (Darien, CT)

Recent submissions

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