Westminster, CO ZIP Codes
7 ZIP codes serve Westminster, Colorado: 80020, 80021, 80003, 80031, 80234, 80005 and 80030. Together they are home to 235,558 residents in 96,689 households. That is more than the 115,484 people counted inside Westminster city limits, because these ZIP codes reach past its boundary. Median household income ranges from $61,092 in 80030 to $136,821 in 80005.
Westminster city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 115,484 |
| Households | 48,106 |
| Median household income | $100,272 |
| Median home value | $532,400 |
| Median age | 37.4 |
| Median rent | $1,882 |
All 7 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 235,558 |
| Households (sum of ZIP codes) | 96,689 |
| Median household income, range across ZIP codes | $61,092 (80030) to $136,821 (80005) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $106,293 |
| Homeowners | 65.4% |
| Households with kids under 18 | 26.4% |
| Moved in the past year | 14.6% |
| Carrier routes in EDDM2GO's route library | 159 routes, 101,923 homes (7 of 7 ZIP codes) |
Top facts
- Highest median household income in Westminster: 80005 ($136,821)
- Most residents: 80020 (54,201 people)
- Highest homeownership: 80005 (88.2% own their home)
- Most households with kids: 80003 (31.6% of households)
- Most new movers: 80021 (20.1% moved in last year)
- Youngest median age: 80030 (34.4 years)
- Highest median home value: 80005 ($649,800)
Every ZIP code in Westminster
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 80020 | Broomfield | 54,201 | 21,326 | $117,243 | $601,800 | 66.7% | 27.7% | 15.0% | 36 | 23,913 | 15% of its land |
| 80021 | Broomfield | 36,555 | 17,163 | $110,038 | $568,000 | 49.6% | 19.7% | 20.1% | 24 | 20,306 | 48% of its land |
| 80003 | Arvada | 35,976 | 13,795 | $91,464 | $534,700 | 70.1% | 31.6% | 13.0% | 25 | 15,202 | 13% of its land |
| 80031 | Westminster | 35,584 | 14,529 | $107,422 | $535,300 | 69.7% | 25.1% | 13.2% | 24 | 16,437 | 91% of its land; mailing city |
| 80234 | Denver | 29,356 | 12,434 | $92,563 | $530,300 | 59.2% | 23.3% | 16.7% | 18 | 13,299 | 71% of its land |
| 80005 | Arvada | 28,459 | 11,217 | $136,821 | $649,800 | 88.2% | 31.6% | 8.1% | 22 | 11,599 | 24% of its land |
| 80030 | Westminster | 15,427 | 6,225 | $61,092 | $439,400 | 55.9% | 28.6% | 15.1% | 10 | 6,676 | 97% of its land; mailing city |
A ZIP code is listed for Westminster when at least 10% of its land lies inside Westminster city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Westminster. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Westminster.
Counties
- Adams County — 30 ZIP codes
- Jefferson County — 32 ZIP codes
- Broomfield County — 4 ZIP codes
Nearby cities sharing these ZIP codes
- Broomfield — 4 ZIP codes
- Arvada — 6 ZIP codes
- Berkley — 2 ZIP codes
- Shaw Heights — 1 ZIP code
- Denver — 44 ZIP codes
- Northglenn — 4 ZIP codes
Rankings
- Richest ZIP codes in Westminster — 7 ZIP codes ranked
- ZIP codes with the highest home values in Westminster — 7 ZIP codes ranked
- ZIP codes with the highest homeownership in Westminster — 7 ZIP codes ranked
- ZIP codes with the most families with kids in Westminster — 7 ZIP codes ranked
- ZIP codes with the most new movers in Westminster — 7 ZIP codes ranked
- Youngest ZIP codes in Westminster — 7 ZIP codes ranked
- Oldest ZIP codes in Westminster — 7 ZIP codes ranked
- Fastest-growing ZIP codes in Westminster — 7 ZIP codes ranked
EDDM service areas in Westminster
Price a mailing to Westminster ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Westminster, CO?
- 80020, 80021, 80003, 80031, 80234, 80005 and 80030. A ZIP code is listed for Westminster when at least 10% of its land lies inside Westminster city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Westminster.
- What is the population of Westminster, CO?
- The Census Bureau counts 115,484 residents inside Westminster city limits (ACS 2020–2024). The 7 ZIP codes that serve Westminster hold 235,558 residents in all.
- What is the median household income in Westminster, CO?
- $100,272 inside Westminster city limits, per the Census Bureau. Across its ZIP codes the medians run from $61,092 to $136,821.
- Which Westminster ZIP code has the highest median household income?
- 80005, at $136,821, among ZIP codes with at least 1,000 residents. See the full ranking of Westminster ZIP codes by income.
- How many carrier routes and mailboxes are in Westminster, CO?
- For the 7 of 7 ZIP codes in EDDM2GO's stored route library: 159 carrier routes reaching 101,923 residential and 5,511 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.