Basalt, CO · standard
ZIP Code 81621
Eagle County, Colorado - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 5,914
- 10/sq mi Low-density area
- $104,754
- Median income Above-median income area
- $1,136,600
- Median home value Above-median home value
- 59.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Basalt pairs an upper-quartile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 16%
- household income, US ZIPs
- Top 2%
- home value, US ZIPs
- 10
- people per sq mi
- 68%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 81621 against every reporting US ZIP.
ZIP code 81621 is a mid-sized community (a standard USPS delivery area) in Basalt, Eagle County, Colorado, home to 5,914 residents across 574.2 square miles, a density of 10 people per square mile, in the Denver time zone.
ZIP 81621 lands in the middle-income range, with a median household income of $104,754 (18% above the average Colorado ZIP), while per-capita income is $64,753. Both reported hardship measures are comparatively low in absolute terms: poverty is 7.9% and unemployment is 2.7%. Housing is both higher-cost and owner-heavy: median home value is $1,136,600 (135% above the average Colorado ZIP), while 68.4% of occupied homes are owner-occupied and median rent is $2,316.
This is a highly-educated ZIP: 59.1% of adults hold a bachelor's degree or higher, the median age is 42.2, and the average commute is 29 minutes. The page also surfaces 1 ZIP codes within roughly 10 miles and 6 more in Eagle County, so 81621 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 81621
Top 5 sectors by establishment count in Basalt, CO
Which industries have the most business establishments in ZIP 81621.
- Professional, scientific, and technical services
Professional, scientific, and technical services
96 establishments
- Construction
Construction
94 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
57 establishments
- Retail trade
Retail trade
56 establishments
- Other services (except public administration)
Other services (except public administration)
49 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 81621, Basalt, CO · 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
5,914
Population
574.2
Area (sq mi)
10
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 81621?
42.2
Median Age
49.2%
Male
50.8%
Female
11.0%
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?
$104,754
Median Household Income
+18% vs state ZIP avg
$64,753
Per Capita Income
7.9%
Poverty Rate
2.7%
Unemployment Rate
28.9 min
Mean Commute Time
How ZIP 81621 ranks among Colorado ZIPs
Basalt, CO household income vs. every Colorado ZIP code
Median household income among 469 reporting Colorado ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$104,754 Top 29% higher than 71% of 469 Colorado ZIPs
Each bar is a $20K-wide band; taller bars hold more Colorado 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
3,171housing units
3,171
Total Housing Units
2,788
Occupied Units
383
Vacant Units
2.35
Avg Household Size
Occupancy Type
$1,136,600
Median Home Value
+135% vs state ZIP avg
$2,316
Median Rent
1994
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
+39.4%
YoY Change (2022)
283
HPI Index (2000 = 100)
+183%
Total Change Since 2000
Home values in ZIP 81621 have increased 39.4% over the past year (2022). Since 2000, this ZIP has seen +183% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2018 | +5.5% | 175 |
| 2019 | +4.7% | 183 |
| 2020 | +5.2% | 193 |
| 2021 | +5.4% | 203 |
| 2022 | +39.4% | 283 |
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 2022. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 559 business establishments in ZIP 81621, employing approximately 2,993 people with a combined annual payroll of $200,318,000.
559
Businesses
2,993
Employees
$200.3M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 96 | 17.2% |
| Construction | 94 | 16.8% |
| Real estate and rental and leasing | 57 | 10.2% |
| Retail trade | 56 | 10.0% |
| Other services (except public administration) | 49 | 8.8% |
| Administrative and support and waste management and remediation services | 44 | 7.9% |
| Health care and social assistance | 44 | 7.9% |
| Accommodation and food services | 38 | 6.8% |
| Finance and insurance | 28 | 5.0% |
| Arts, entertainment, and recreation | 16 | 2.9% |
| Wholesale trade | 12 | 2.1% |
| Manufacturing | 10 | 1.8% |
| Transportation and warehousing | 4 | 0.7% |
| Information | 3 | 0.5% |
| Educational services | 3 | 0.5% |
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 81621 vs 81656 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 81656 | Woody Creek, CO | 242 | 7.1 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 81621, both outside CO so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (5,914 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Eagle County
Related Areas
Frequently Asked Questions
What county is ZIP code 81621 in?
ZIP code 81621 (Basalt) is located in Eagle County, Colorado. Eagle County contains multiple ZIP codes, see the full list at /counties/eagle-co.
What is the population of ZIP code 81621?
ZIP code 81621 in Basalt, CO has a population of 5,914 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 81621?
The median household income in ZIP 81621 is $104,754, which is 37% above the national average of $76,288.
What is the average home value in ZIP 81621?
The median home value in ZIP 81621 is $1,136,600, which is 309% above the national average of $278,155.
What is the demographic makeup of ZIP 81621?
The largest racial group in ZIP 81621 is White at 81.0%. Hispanic or Latino residents make up 18.3% of the population.
How many businesses are in ZIP code 81621?
ZIP code 81621 has 559 business establishments employing approximately 2,993 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 81621?
The top industries by establishment count in ZIP 81621 are: Professional, scientific, and technical services (96), Construction (94), Real estate and rental and leasing (57). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 81621?
According to the FHFA House Price Index, home values in ZIP 81621 increased by 39.4% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 183%. 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 81621?
In ZIP code 81621, 69.9% of residents aged 25+ have a high school diploma or higher, and 59.1% 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 81621?
The mean commute time for workers in ZIP code 81621 is 28.9 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 81621?
In ZIP code 81621, approximately 68.4% of occupied housing units are owner-occupied and 31.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 81621?
The poverty rate in ZIP code 81621 is 7.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 81621's numbers, next.
- See how ZIP 81621 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Basalt, CO ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.