ZIP Code 81251 in Twin Lakes, CO

Data Last Updated: October 1, 2025
City:Twin Lakes, Colorado
County:Lake County
Timezone:Mountain (GMT -07:00)
Local Time:7:47:48 PM
Population:240 [See All]
Area Code:719
Classification:Standard [Normal Street Delivery]
Coordinates:39.1009, -106.4513
Land Area:139.179 sq mi
Quick Link:
https://www.zip-codes.com/zip-code/81251/zip-code-81251.asp

Download this data |

Download ZIP Boundaries |

Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics


ZIP Code 81251 has 240 residents and 88 households (average 2.73 persons per household). The median age is 56.5 years, significantly older than the state (37.2) and significantly older than the nation (38.8). The gender split is 49.2% male and 50.8% female, which is slightly lower than the state male share (50.2%), making this a female-majority area. Largest groups are White (85.0%, much higher than the state average of 70.7% and well above the national average of 61.6%) and Hispanic or Latino (10.0%); Hispanic or Latino residents make up 10.0%, which is much lower than the state average (21.9%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:240Source: Census DHC
2023 ACS Population Estimate:362Source: Census ACS
2025 ZC Population Estimate:466Source: ZIP-Codes.com
Population Density:1.7 people per sq mile
Average Income:$75,333Source: Census ACS
Households:88Source: Census DHC
Average House Value:$482,600Source: Census ACS
Persons Per Household:2.73Source: Census DHC
Average Family Size:4.20Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--15971100141173153162159173163226351362
Decennial Census220------------------240------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 56.5

Male Median Age: 60.3

Female Median Age: 53

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male9062183573104251361321
Female852648874191113164934
Total17588516111211419153829102255
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:20480.95%
Black:31.19%
Hispanic:*249.52%
Asian:20.79%
American Indian:124.76%
Hawaiian:00%
Other:72.78%
Total:252100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:11849.17%60.3 years
Females:12250.83%53.0 years
Total:240100%56.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:362100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:362100%
Total Native Population:362100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $75,333, which is well under the state median ($92,470), is up $3,856 (5.4%) since 2011 and above its 2019 pre-pandemic level by $15,125. Family households earn a median of $139,375 versus $43,125 for nonfamily households (a difference of $96,250). By gender, male median income is $66,917 and female is $85,000, which is markedly greater than the national female median ($53,445), with a current gap of $18,083 that has narrowed from 2011 to 2023. The labor-force participation rate is 56.6%, which is considerably lower than the state rate (68.6%). The unemployment rate is 0.0%, which is markedly below the national rate (5.2%). The largest occupation group is Management (59.4%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$71,477$62,500$73,750$74,286$54,297$57,083$63,333$55,781$60,208$61,667$67,903$70,054$75,333
Median Family Income$123,320$84,000$86,250$85,625$107,656$72,778$75,417$59,821$79,615$80,938$87,212$95,909$139,375
Median NonFamily Income$17,417$51,500$51,618$54,417$41,786$40,208$0$0$0$0$58,523$0$43,125
Median Male Income$123,203$51,563$52,132$54,667$0$61,736$61,063$0$0$0$51,346$72,500$66,917
Median Female Income$53,906$0$0$0$0$0$16,731$0$0$0$61,000$0$85,000
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:18056.60%
Unemployed:00.00%
Not In Labor Force:13843.40%
Total:318100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:10759.44%
Service:00.00%
Sales and Office:3117.22%
Natural resources, construction, and maintenance:3016.67%
Production, transportation, and material moving:126.67%
Total Civilian Employed Population:180100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $482,600, which is considerably higher than the national median ($303,400), is up $1,000 (0.21%) since 2011 and above its 2019 pre-pandemic level by $32,600. The median gross rent is $0, which is far less than the state median ($1,693), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 94.34% (25.00% with a mortgage, 75.00% free-and-clear) and renters 5.66% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 21.77%, which is markedly above the state rate (8.63%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$481,600$227,300$271,400$350,000$256,300$0$0$284,800$450,000$433,300$318,800$434,800$482,600
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:12100.00%
$500 to $999:00.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:12100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):5023.58%
Owner Occupied (free and clear, no mortgage):15070.75%
Renter Occupied:125.66%
Total Occupied Housing Units:212100%

Occupied Housing Units:21278.23%
Vacant Housing Units (not graphed):5921.77%
Total Housing Units:271100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:26397.05%
Multi-Family Units:82.95%
Other Units:00.00%
Total Housing Units:271100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 71.90% of adults (25+) have a bachelor's degree or higher, which is far higher than the national rate (35.00%), well above both the state and national averages. High school or higher is 100.00%, which is comparable to the national rate (89.40%). The uninsured rate is 5.80%, which is comparable to the national rate (8.60%). Private coverage is 86.50%, which is well above the national rate (67.30%). The share of people in poverty is 5.10%, which is comparable to the national rate (8.70%), up 5.10 percentage points since 2011 and below its 2019 pre-pandemic level by 4.30 percentage points. This signals a sharp increase in hardship - a shrinking consumer base, heavy pressure on public services, and job-market contraction risks. Among residents ages 3+, the largest enrollment group is elementary (42.86%). College enrollment is 0.00%, which is on par with the state rate (27.40%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):4414.38%
Some college, no degree:4213.73%
Associate's degree:00.00%
Bachelor's degree:14848.37%
Graduate or professional degree:7223.53%
Total:306100%
High school or higher:306100.00%
Bachelor's degree or higher:22071.90%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:31366.88%
Public Insurance:13428.63%
No Insurance:214.49%
Total:468100%
Has Health Insurance:44795.51%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty0.0%0.0%0.0%0.0%0.0%0.0%0.0%13.6%9.4%10.2%12.8%21.3%5.1%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:2035.71%
Kindergarten:00.00%
Elementary school (grades 1-8):2442.86%
High school (grades 9-12):1221.43%
College or graduate school:00.00%
Total:56100%
Early Childhood:2035.71%
K-12 (Primary & Secondary School):3664.29%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 81251 supports both business and residential activity. According to the Business Census (2023), there are 10 business establishments, employing about 27 people with an annual payroll of $789,000. USPS data shows 171 residential mailboxes and 11 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:171Source: USPS
# Business Mailboxes:11Source: USPS
Total Delivery Receptacles:173Source: USPS
Single Family Delivery Units:3Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:10Source: CBP
1st Quarter Payroll:$182,000Source: CBP
Annual Payroll:$789,000Source: CBP
# of Employees:27Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 81251 is located in Lake County, Colorado, within the Breckenridge, CO Metropolitan Statistical Area (CBSA 14720) and Colorado's 7th Congressional District. This Micro area has a population of 38,268 people, about 0.63% of whom live in ZIP Code 81251. It covers 139.179 sq mi of land and a water area of 3.727 sq mi.

CBSA Name:Breckenridge, COSource: Census
CBSA Number:14720Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:38,268Source: Census
MSA:Source: Census
Land Area:139.179 sq miSource: Census
Water Area:3.727 sq miSource: Census
Congressional District:07Source: USPS
Congressional Land Area:342.11 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


81252 | | 81248

Schools in ZIP Code 81251


We could not locate which school district 81251 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Cloud City High School 1000 4th Street
Leadville, CO 80461
District: Lake County School District R-1Nearby
Lake County High School 1000 West 4th Street
Leadville, CO 80461
District: Lake County School District R-1Nearby
Lake County Intermediate School 1000 West 6th Street
Leadville, CO 80461
District: Lake County School District R-1Nearby
Pitts Elementary School 315 West 6th Street
Leadville, CO 80461
District: Lake County School District R-1Nearby
Lake County Elementary School 130 West 12th Street
Leadville, CO 80461
District: Lake County School District R-1Nearby
High Mountain Institute 531 County Road 5a
Leadville, CO 80461
District: Private SchoolNearby
The Link School 18885 County Road 367
Buena Vista, CO 81211
District: Private SchoolNearby
Aspen Country Day School 85 Country Day Way
Aspen, CO 81611
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 81251


Western Colorado University 1 Western Way
Gunnison, CO 81231
Type: Post Secondary
Colorado Mountain College 802 Grand Ave.
Glenwood Springs, CO 81601-0233
Type: Post Secondary
Colorado School Of Mines 1500 Illinois St
Golden, CO 80401
Type: Post Secondary
Empire Beauty School-Littleton 8996 W. Bowles Ave. # E-F
Littleton, CO 80123
Type: Post Secondary
Red Rocks Community College 13300 W Sixth Ave
Lakewood, CO 80228-1255
Type: Post Secondary
Taft University System 3333 South Wadsworth Boulevard, Suite D-228
Lakewood, CO 80227
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov