Fairfield, CT · standard
ZIP Code 06825
Fairfield County, Connecticut - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 21,123
- 1,212/sq mi High-density area
- $135,504
- Median income Above-median income area
- $630,600
- Median home value Above-median home value
- 62.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Fairfield pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 6%
- household income, US ZIPs
- Top 8%
- home value, US ZIPs
- 1,212
- people per sq mi
- 81%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 06825 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 06825 (Fairfield, CT) rose +8.0% from 2023 to 2024. The all-transactions index moved from 209.6 in 2023 to 226.3 in 2024 (2000 = 100).
ZIP code 06825 is a densely settled ZIP (a standard USPS delivery area) in Fairfield, Fairfield County, Connecticut, with 21,123 residents across 17.4 square miles, a density of 1,212 people per square mile, in the New York time zone.
ZIP 06825 skews affluent, with a median household income of $135,504 (20% above the average Connecticut ZIP), while per-capita income is $67,213. The poverty rate is 5.0%, with unemployment at 4.5%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $630,600 (45% above the average Connecticut ZIP), while 80.9% of occupied homes are owner-occupied and median rent is $1,959.
This is a highly-educated ZIP: 62.1% of adults hold a bachelor's degree or higher, the median age is 41.8, and the average commute is 33 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Fairfield County, so 06825 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 06825
Top 5 sectors by establishment count in Fairfield, CT
Which industries have the most business establishments in ZIP 06825.
- Retail trade
Retail trade
92 establishments
- Accommodation and food services
Accommodation and food services
80 establishments
- Health care and social assistance
Health care and social assistance
77 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
71 establishments
- Other services (except public administration)
Other services (except public administration)
67 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 06825, Fairfield, CT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
21,123
Population
17.4
Area (sq mi)
1,212
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 06825?
41.8
Median Age
48.9%
Male
51.1%
Female
16.6%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$135,504
Median Household Income
+20% vs state ZIP avg
$67,213
Per Capita Income
5.0%
Poverty Rate
4.5%
Unemployment Rate
32.7 min
Mean Commute Time
How ZIP 06825 ranks among Connecticut ZIPs
Fairfield, CT household income vs. every Connecticut ZIP code
Median household income among 270 reporting Connecticut ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$135,504 Top 20% higher than 80% of 270 Connecticut ZIPs
Each bar is a $20K-wide band; taller bars hold more Connecticut ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
8,131housing units
8,131
Total Housing Units
7,813
Occupied Units
318
Vacant Units
2.61
Avg Household Size
Occupancy Type
$630,600
Median Home Value
+45% vs state ZIP avg
$1,959
Median Rent
1957
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.0%
YoY Change (2024)
226
HPI Index (2000 = 100)
+126%
Total Change Since 2000
Home values in ZIP 06825 have increased 8.0% over the past year (2024). Since 2000, this ZIP has seen +126% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.5% | 152 |
| 2021 | +11.5% | 170 |
| 2022 | +13.9% | 193 |
| 2023 | +8.4% | 210 |
| 2024 | +8.0% | 226 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 622 business establishments in ZIP 06825, employing approximately 11,491 people with a combined annual payroll of $521,195,000.
622
Businesses
11,491
Employees
$521.2M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 92 | 14.8% |
| Accommodation and food services | 80 | 12.9% |
| Health care and social assistance | 77 | 12.4% |
| Professional, scientific, and technical services | 71 | 11.4% |
| Other services (except public administration) | 67 | 10.8% |
| Construction | 54 | 8.7% |
| Finance and insurance | 36 | 5.8% |
| Administrative and support and waste management and remediation services | 36 | 5.8% |
| Educational services | 25 | 4.0% |
| Wholesale trade | 18 | 2.9% |
| Real estate and rental and leasing | 18 | 2.9% |
| Arts, entertainment, and recreation | 18 | 2.9% |
| Manufacturing | 12 | 1.9% |
| Information | 9 | 1.4% |
| Transportation and warehousing | 6 | 1.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 06825 vs 06606 →
ZIP 06825 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 06606
Bridgeport (06606)
46,236 residents
- 06611
Trumbull (06611)
36,091 residents
- 06824
Fairfield (06824)
33,900 residents
- 06604
Bridgeport (06604)
30,313 residents
- 06605
Bridgeport (06605)
23,397 residents
- 06610
Bridgeport (06610)
22,735 residents
- 06825
Fairfield (06825)
21,123 residents
- 06608 13,671
Bridgeport (06608)
13,671 residents
- 06607 7,843
Bridgeport (06607)
7,843 residents
What this shows Among its immediate neighbors, ZIP 06825 ranks #7 by population - useful context the national average alone can't give.
ZIP 06825 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 06612
Easton (06612)
$222,604 median income
- 06890
Southport (06890)
$218,841 median income
- 06824
Fairfield (06824)
$193,300 median income
- 06611
Trumbull (06611)
$163,073 median income
- 06825
Fairfield (06825)
$135,504 median income
- 06606 $73,372
Bridgeport (06606)
$73,372 median income
- 06605 $56,179
Bridgeport (06605)
$56,179 median income
- 06610 $51,634
Bridgeport (06610)
$51,634 median income
- 06604 $50,026
Bridgeport (06604)
$50,026 median income
What this shows By household income, ZIP 06825 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 06606 | Bridgeport, CT | 46,236 | 2.0 mi |
| 06605 | Bridgeport, CT | 23,397 | 2.7 mi |
| 06824 | Fairfield, CT | 33,900 | 2.5 mi |
| 06604 | Bridgeport, CT | 30,313 | 2.5 mi |
| 06608 | Bridgeport, CT | 13,671 | 3.3 mi |
| 06610 | Bridgeport, CT | 22,735 | 3.8 mi |
| 06611 | Trumbull, CT | 36,091 | 4.7 mi |
| 06890 | Southport, CT | 4,306 | 4.3 mi |
| 06607 | Bridgeport, CT | 7,843 | 4.2 mi |
| 06612 | Easton, CT | 7,453 | 5.6 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 06825, both outside CT so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (21,123 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Fairfield County
Related Areas
Frequently Asked Questions
What county is ZIP code 06825 in?
ZIP code 06825 (Fairfield) is located in Fairfield County, Connecticut. Fairfield County contains multiple ZIP codes, see the full list at /counties/fairfield-ct.
What is the population of ZIP code 06825?
ZIP code 06825 in Fairfield, CT has a population of 21,123 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 06825?
The median household income in ZIP 06825 is $135,504, which is 78% above the national average of $76,288.
What is the average home value in ZIP 06825?
The median home value in ZIP 06825 is $630,600, which is 127% above the national average of $278,155.
What is the demographic makeup of ZIP 06825?
The largest racial group in ZIP 06825 is White at 78.3%. Hispanic or Latino residents make up 10.3% of the population.
How many businesses are in ZIP code 06825?
ZIP code 06825 has 622 business establishments employing approximately 11,491 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 06825?
The top industries by establishment count in ZIP 06825 are: Retail trade (92), Accommodation and food services (80), Health care and social assistance (77). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 06825?
According to the FHFA House Price Index, home values in ZIP 06825 increased by 8.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 126%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 06825?
In ZIP code 06825, 78.3% of residents aged 25+ have a high school diploma or higher, and 62.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 06825?
The mean commute time for workers in ZIP code 06825 is 32.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 06825?
In ZIP code 06825, approximately 80.9% of occupied housing units are owner-occupied and 19.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 06825?
The poverty rate in ZIP code 06825 is 5.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 06825's numbers, next.
- See how ZIP 06825 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Fairfield, CT ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.