ZIP 06830
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12-month history
Last updated: October 17, 2026
What the numbers show
November. Asking rents in ZIP 06830 usually run 1.4% below trend in November and 1.3% above it in August, about $114 a month apart at today's median. Based on 8 years of data.
Rent in ZIP 06830 is at its highest level since Zillow's records here began in November 2017.
Rent in ZIP 06830 changed +8.0% over the year to September 2026. Across the 64 Connecticut ZIP codes Zillow tracks, the typical change was +3.7%.
From 2019 to 2024, rent in ZIP 06830 rose 44% while median household income rose 22.4% ($119,838 to $146,654). Rent outpaced income.
Rent in ZIP 06830 is 59.9% higher than in March 2020. Across the US, rent is up 37.3% over the same stretch.
Rent has risen 8 months in a row, and rose in 10 of the last 12 months.
30% of the median household income ($146,654) is $3,666 a month. That covers HUD's Fair Market Rent for up to a 3-bedroom ($3,460); a 4-bedroom is $4,100.
ZIP 10573, 3 miles away, rents for 25% less ($3,169/mo), about $12,600 a year in savings.
From Zillow's monthly rent index (ZORI) for ZIP 06830. The seasonal pattern compares Zillow’s seasonally adjusted and unadjusted series. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.
Who lives here
ZIP 06830 (Greenwich, CT) is majority owner-occupied, has a median income above the national average, 67.9% of residents hold a bachelor's degree or higher.
Source: U.S. Census Bureau · ACS 2024 5-Year Estimates
How ZIP 06830 in Greenwich, CT has changed in 5 years
Five years ago, renters in ZIP 06830 in Greenwich, CT paid around $2,957 a month. That figure now sits near $4,215, up 42.5% from the 2021 baseline. Local incomes tracked alongside that move, going from a median of $134,201 in 2021 to $146,654 more recently. Because rent grew faster than wages over the same span, the affordability picture has tightened relative to 2021. The renter share has eased from 45.3% to 42.6%, with owner-occupied housing accounting for the remainder. Bachelor's-degree-or-higher attainment moved from 65.6% to 67.9% across the same window. These shifts give renters and would-be renters a longer baseline for sizing up today's listings against the ZIP 06830 in Greenwich, CT market of 2021.
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Tips for renters in ZIP 06830
Last updated: October 17, 2026
ZIP code 06830 covers Greenwich, CT. The median rent here is $4,215/mo as of October 2026. A 1-bedroom rents for a median of $2,390/mo. A 2-bedroom rents for a median of $2,860/mo.
At 34% of local median household income ($146,654/yr), ZIP 06830 ranks as moderate compared to the national benchmark of 30%. Rents have increased 8.0% over the past year.
Frequently asked questions
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How does ZIP 06830 compare to other ZIPs in Connecticut?
How does ZIP 06830 compare to the rest of Greenwich?
At $4,215/mo, rent takes ~34% of ZIP 06830's median household income ($146,654/yr). The standard benchmark is 30%.
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