06903 ZIP Code, Stamford, CT
06903 is a ZIP code in Stamford, Connecticut in Fairfield County. It covers 17 square miles of land. The closest ZIP codes are 06905, 06907 and 06840. 14,010 people live here in 4,882 households. With about 805 people per square mile it is lightly settled, and most homes are owner-occupied (93%). Median household income is $204,028, well above the Connecticut median of $95,781; the median age is 48.6, older than most ZIP codes.
Quick facts
- Mailing city: Stamford, CT
- County: Fairfield County
- Land area: 17 sq mi
- Population: 14,010
- Median household income: $204,028
Key figures
| Measure | Value |
|---|---|
| Residents | 14,010 |
| Households | 4,882 |
| Median household income | $204,028 |
| Income per person | $109,491 |
| Median age | 48.6 |
| Homeowners | 93.2% |
| Median home value | $911,000 |
| Median rent | $3,501 |
| Bachelor's degree or higher | 70.5% |
| Average commute (minutes) | 40.4 |
| Households with kids under 18 | 28.7% |
| Moved in the past year | 10.5% |
| Below the poverty line | 2.6% |
| Broadband internet | 99.4% |
| Speak a non-English language at home | 20.2% |
Household income
| % of households | Value |
|---|---|
| <$10K | 1.3% |
| $10–15K | 0.7% |
| $15–25K | 0.6% |
| $25–35K | 1.2% |
| $35–50K | 2.3% |
| $50–75K | 6.3% |
| $75–100K | 8.9% |
| $100–150K | 13.6% |
| $150–200K | 13.8% |
| $200K+ | 51.3% |
Age
| % of all residents | Value |
|---|---|
| <10 | 10.3% |
| 10–19 | 9.8% |
| 20–24 | 6.9% |
| 25–34 | 8.0% |
| 35–44 | 10.2% |
| 45–54 | 16.0% |
| 55–64 | 17.1% |
| 65–74 | 12.1% |
| 75+ | 9.7% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 56.7% |
| Owned outright | 32.0% |
| Rented | 6.3% |
| Vacant | 5.0% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 99.4% |
| Townhome | 0.3% |
| 2–4 units | 0.3% |
| 5–19 units | 0.0% |
| 20+ units | 0.0% |
| Mobile / other | 0.0% |
Businesses in 06903
260 business establishments with 1,460 employees (ZIP Codes Business Patterns 2023).
- Professional, Scientific, and Technical Services: 50
- Construction: 36
- Administrative and Support and Waste Management and Remediation Services: 29
- Health Care and Social Assistance: 26
- Other Services (except Public Administration): 18
- Retail Trade: 16
- Real Estate and Rental and Leasing: 15
- Educational Services: 15
EDDM carrier routes
See every USPS carrier route in 06903 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 06905 — Stamford city, CT (3.6 mi)
- 06907 — Stamford city, CT (3.6 mi)
- 06840 — New Canaan CDP, CT (4.1 mi)
- 06906 — Stamford city, CT (5.1 mi)
- 10506 — Bedford CDP, NY (5.1 mi)
- 06902 — Stamford city, CT (5.5 mi)
- 06807 — Cos Cob CDP, CT (5.6 mi)
- 06831 — Stamford city, CT (5.6 mi)
Areas that include 06903
- Stamford, CT ZIP codes — 6 ZIP codes
- Fairfield County ZIP codes — 46 ZIP codes
- Connecticut ZIP code data
Where it ranks
- No. 12 of 46: highest median household income in Fairfield County
- No. 13 of 46: highest median home value in Fairfield County
- No. 5 of 46: highest share of owner-occupied homes in Fairfield County
- No. 3 of 46: highest median age in Fairfield County
- No. 1 of 6: highest median household income in Stamford, CT
- No. 1 of 6: highest median home value in Stamford, CT
- No. 1 of 6: highest share of owner-occupied homes in Stamford, CT
- No. 3 of 6: highest share of households with children in Stamford, CT
- No. 1 of 6: highest median age in Stamford, CT
- No. 5 of 6: fastest population growth in Stamford, CT
Mail every home in 06903
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 06903, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 06903 in?
- 06903 is a Stamford, CT mailing address. By land area, 100% lies inside Stamford.
- What county is 06903 in?
- 06903 is in Fairfield County.
- What is the population of 06903?
- About 14,010 people (±958), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 14,405.
- What is the median household income in 06903?
- $204,028 (±$21,001), compared with $95,781 for Connecticut as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 06903?
- EDDM2GO's stored route library does not include 06903 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 06903?
- The closest, measured center to center: 06905 (3.6 mi, Stamford), 06907 (3.6 mi, Stamford), 06840 (4.1 mi, New Canaan), 06906 (5.1 mi, Stamford), 10506 (5.1 mi, Bedford) and 06902 (5.5 mi, Stamford).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.