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ZIP Code · CT

ZIP 06831

Pop. 15,210·Fairfield County·4th most expensive ZIP in Connecticut
Median rent (all units)
$7,029/mo
Year-over-Year
Stable
Month-over-Month
+1.3%
vs US Median
+$5,064
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 06831 · $7,029
More expensive than 100% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,050
1 BR
$2,490
2 BR
$2,980
3 BR
$3,600
4 BR+
$4,270
Research median
$2,980/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
$84,348/yr
At $7,029/mo median
Location
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, +1.3% MoM), not inventory.
Demographics

Who lives here

ZIP 06831 (Greenwich, CT) is majority owner-occupied, has a large retiree population, has a median income above the national average, 70.9% of residents hold a bachelor's degree or higher.

Population
15,210
Median income
$227,159
Median age
47.5
Renters
21%
Age distribution
21.3%
13.8%
23.4%
18.2%
23.3%
Under 1821.3%
18–3413.8%
35–5423.4%
55–6418.2%
65+23.3%
Gender
47.9%
52.1%
Male47.9%
Female52.1%
Race & ethnicity
81.2%
White81.2%
Black1.1%
Hispanic11.3%
Asian4%
Other2.5%
Education (25+)
12.4%
12.8%
70.9%
No HS diploma3.9%
HS diploma12.4%
Some college12.8%
Bachelor's+70.9%
Housing tenure
79%
21%
Owner79%
Renter21%

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

2021 vs 2026

How ZIP 06831 in Greenwich, CT has changed in 5 years

Income
$206,135 → $227,159
up 10.2%
Population
15,172 → 15,210
up 0.3%
Renter share
25.4% → 21%
-4.4 pts
Bachelor's+
68.4% → 70.9%
+2.5 pts

Household income in the area moved from $206,135 to $227,159 across the same window, up 10.2% versus 2021. The renter share has eased from 25.4% to 21%, with owner-occupied housing accounting for the remainder. Bachelor's-degree-or-higher attainment moved from 68.4% to 70.9% across the same window.

Community

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Local insights

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About renting in ZIP 06831

Last updated: July 20, 2026

ZIP code 06831 covers Greenwich, CT. The median rent here is $7,029/mo as of July 2026. A 1-bedroom rents for a median of $2,490/mo. A 2-bedroom rents for a median of $2,980/mo.

At 37% of local median household income ($227,159/yr), ZIP 06831 ranks as moderate 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 06831?

As of July 20, 2026, the median monthly rent in ZIP 06831 (Greenwich, CT) is $7,029. This is based on aggregated data from public sources and community submissions.

How does ZIP 06831 rent compare to the US average?

ZIP 06831's median rent of $7,029/mo is $5,064 (258%) above the US national median of $1,965/mo.

How does ZIP 06831 compare to other ZIPs in Connecticut?

ZIP 06831 is one of the pricier ZIP codes in Connecticut, ranking #4 out of 85 ZIPs tracked at $7,029/mo.

How much income do you need to rent in ZIP 06831?

To keep rent at or below 30% of gross income, you would need to earn at least $281,000/year (~$135/hour full-time) to afford the median rent of $7,029/mo in ZIP 06831. The local median household income is $227,159/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 06831?

Rent in ZIP 06831 has been relatively stable over the past year, with a 0.0% change year over year as of July 20, 2026.

Is ZIP 06831 an affordable place to rent?

ZIP 06831 is considered moderate for renters. At $7,029/mo, rent takes approximately 37% of the local median household income ($227,159/yr). The standard benchmark is 30%. ZIP 06831 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 06831 residents rent vs. own?

According to Census data, approximately 21% of ZIP 06831 households are renters, while 79% are owner-occupied. ZIP 06831 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 06831 compare to the rest of Greenwich?

ZIP 06831 is pricier than Greenwich as a whole. At $7,029/mo, it's $871 above the Greenwich citywide median of $6,158/mo.

When was rent data for ZIP 06831 last updated?

Rent data for ZIP 06831 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
37%
MODERATE

At $7,029/mo, rent takes ~37% of ZIP 06831's median household income ($227,159/yr). The standard benchmark is 30%.

ZIP 06831 37%Benchmark 30%
State income tax3–6.99%
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Schools nearby

Public schools near ZIP 06831 (Greenwich, CT)

Recent submissions

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