St. Mary's, Colorado

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Population in 2010: 283.
Population change since 2000: +12.7%
Males: 185  (65.7%)
Females: 98  (34.3%)
Median resident age:

34.4 years
Colorado median age:

37.7 years

Zip codes: 80452.

Estimated median household income in 2022: $68,658 (it was $46,719 in 2000)
St. Mary's:

$68,658
CO:

$89,302

Estimated per capita income in 2022: $35,378 (it was $22,156 in 2000)

St. Mary's CDP income, earnings, and wages data

Estimated median house or condo value in 2022: $386,327 (it was $126,400 in 2000)
St. Mary's:

$386,327
CO:

$531,100

Mean prices in 2022: all housing units: $502,420; detached houses: $499,731
March 2022 cost of living index in St. Mary's: 94.3 (less than average, U.S. average is 100)
Percentage of residents living in poverty in 2022: 0.0%

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St. Mary's, CO forum
Recent posts about St. Mary's, Colorado on our local forum with over 2,400,000 registered users. St. Mary's is mentioned 306 times on our forum:
Where to live and what schools are good  (22 replies)
Affordable houses in Rangely???  (10 replies)
St. Thomas More Catholic School  (5 replies)
Ken Caryl vs Genesee vs Greenwood Village for kids  (10 replies)
Advice on Catholic Schools - St. Mary's in Littleton vs. St. Thomas More  (4 replies)
Snowshoeing near Denver  (5 replies)

Ancestries: Scottish (55.4%), Scandinavian (18.9%), German (17.6%), English (8.1%).

Current Local Time: MST time zone

Land area: 3.06 square miles.

Population density: 93 people per square mile   (very low).

St. Mary's, Colorado map
Median real estate property taxes paid for housing units in 2000:
St. Mary's CDP:

0.9% ($1,088)
Colorado:

0.7% ($1,132)

Nearest city with pop. 50,000+: Boulder, CO (24.9 miles , pop. 94,673).

Nearest city with pop. 200,000+: Northeast Jefferson, CO (29.3 miles , pop. 450,166).

Nearest city with pop. 1,000,000+: Phoenix, AZ (562.2 miles , pop. 1,321,045).

Nearest cities:

Downieville-Lawson-Dumont, CO (2.0 miles ),
Empire, CO (2.1 miles ),
Central City, CO (2.7 miles ),
Georgetown, CO (2.8 miles ),
Black Hawk, CO (2.9 miles),
Idaho Springs, CO (3.0 miles ),
Winter Park, CO (3.0 miles ),
Silver Plume, CO (3.1 miles )

Latitude: 39.82 N, Longitude: 105.65 W

Area code commonly used in this area: 303

Distribution of median household income in St. Mary's, CO in 2022
Distribution of house value in St. Mary's, CO in 2022
St. Mary's satellite photo by USGS
Unemployment in December 2023:
Here:

2.9%
Colorado:

3.2%

Average climate in St. Mary's, Colorado

Based on data reported by over 4,000 weather stations

St. Mary's, Colorado average temperatures St. Mary's, Colorado average precipitation St. Mary's, Colorado humidity St. Mary's, Colorado wind speed St. Mary's, Colorado snowfall St. Mary's, Colorado sunshine St. Mary's, Colorado clear and cloudy days
Air pollution and air quality trends
(lower is better)
AQI NO2 Ozone
Air Quality Index

Air Quality Index (AQI) level in 2023 was 81.5. This is about average.

City:

81.5
U.S.:

72.6
Nitrogen Dioxide Level

Nitrogen Dioxide (NO2) [ppb] level in 2001 was 8.43. This is significantly worse than average. Closest monitor was 22.4 miles away from the city center.

City:

8.43
U.S.:

5.11
Ozone Level

Ozone [ppb] level in 2023 was 49.5. This is significantly worse than average. Closest monitor was 6.3 miles away from the city center.

City:

49.5
U.S.:

33.3

Tornado activity:

St. Mary's-area historical tornado activity is near Colorado state average. It is 29% smaller than the overall U.S. average.

On 6/15/1988, a category F3 (max. wind speeds 158-206 mph) tornado 38.7 miles away from the St. Mary's place center injured 7 people and caused between $5,000,000 and $50,000,000 in damages.

On 5/18/1975, a category F3 tornado 48.9 miles away from the place center .

Earthquake activity:

St. Mary's-area historical earthquake activity is significantly above Colorado state average. It is 792% greater than the overall U.S. average.

On 8/18/1959 at 06:37:13, a magnitude 7.7 (7.7 UK, Class: Major, Intensity: VIII - XII) earthquake occurred 416.4 miles away from the city center, causing $26,000,000 total damage
On 10/18/1984 at 15:30:23, a magnitude 5.5 (5.4 MB, 5.1 MS, 5.5 ML, Class: Moderate, Intensity: VI - VII) earthquake occurred 178.1 miles away from the city center
On 10/28/1983 at 14:06:06, a magnitude 7.3 (6.2 MB, 7.3 MS, 7.0 MW) earthquake occurred 512.0 miles away from St. Mary's center, causing 2 deaths (2 shaking deaths) and 3 injuries, causing $15,000,000 total damage
On 8/23/2011 at 05:46:18, a magnitude 5.3 (5.3 MW, Depth: 2.5 mi) earthquake occurred 197.5 miles away from the city center
On 3/28/1975 at 02:31:05, a magnitude 6.2 (6.1 MB, 6.0 MS, 6.2 ML, Class: Strong, Intensity: VII - IX) earthquake occurred 387.5 miles away from the city center
On 2/3/1995 at 15:26:10, a magnitude 5.3 (5.3 MB, 4.6 MS, Depth: 0.6 mi) earthquake occurred 240.4 miles away from St. Mary's center
Magnitude types: body-wave magnitude (MB), local magnitude (ML), surface-wave magnitude (MS), moment magnitude (MW)

Natural disasters:

The number of natural disasters in Clear Creek County (8) is smaller than the US average (15).
Major Disasters (Presidential) Declared: 4
Emergencies Declared: 3

Causes of natural disasters: Floods: 4, Storms: 3, Landslides: 2, Mudslides: 2, Fire: 1, Hurricane: 1, Snowstorm: 1, Other: 1 (Note: some incidents may be assigned to more than one category).
St. Mary's topographic map

Amtrak station near St. Mary's:

  • 13 miles: FRAISER-WINTER PARK (FRASER, 420 RAILROAD ST.) - Seasonal Station . Services: fully wheelchair accessible, enclosed waiting area, public restrooms, public payphones, full-service food facilities, free short-term parking, free long-term parking, call for taxi service, intercity bus service.

Colleges/universities with over 2000 students nearest to St. Mary's:

  • Colorado School of Mines (about 23 miles; Golden, CO; Full-time enrollment: 5,507)
  • University of Colorado Boulder (about 24 miles; Boulder, CO; FT enrollment: 28,328)
  • Red Rocks Community College (about 28 miles; Lakewood, CO; FT enrollment: 6,185)
  • Colorado Christian University (about 31 miles; Lakewood, CO; FT enrollment: 2,959)
  • Front Range Community College (about 33 miles; Westminster, CO; FT enrollment: 14,756)
  • Regis University (about 33 miles; Denver, CO; FT enrollment: 6,975)
  • Community College of Denver (about 35 miles; Denver, CO; FT enrollment: 7,329)

Points of interest:

Click to draw/clear place borders

Notable location: Clear Creek Fire Authority Station 7 Saint Marys (A). Display/hide its location on the map

Reservoirs: Lake Quivira (A), Silver Lake (B). Display/hide their locations on the map

Clear Creek County has a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) - Highest Potential
Average household size:
This place:

2.0 people
Colorado:

2.5 people

Percentage of family households:
This place:

54.0%
Whole state:

63.9%

Percentage of households with unmarried partners:
This place:

6.5%
Whole state:

6.5%


Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
  • Lesbian couples: 0.0% of all households
  • Gay men: 0.7% of all households

For population 15 years and over in St. Mary's:

Marital status in St. Mary's, CO
  • Never married: 40.0%
  • Now married: 37.0%
  • Separated: 0.0%
  • Widowed: 0.0%
  • Divorced: 23.0%

For population 25 years and over in St. Mary's:

  • High school or higher: 100.0%
  • Bachelor's degree or higher: 18.9%
  • Graduate or professional degree: 3.4%
  • Mean travel time to work (commute): 73.6 minutes
Educational Attainment in 2022
School Enrollment by Level of School in 2022
Education Gini index (Inequality in education)
Here:

5.7
Colorado average:

11.1

Presidential Elections Results

Graphs represent county-level data. Detailed 2008 Election Results

Religion statistics for St. Mary's, CO (based on Clear Creek County data)

Religions Adherents in 2010
Religions Adherents - Change between 2000 and 2010
ReligionAdherentsCongregations
Catholic7083
Mainline Protestant3535
Other2372
Evangelical Protestant1132
None7,677-
Source: Clifford Grammich, Kirk Hadaway, Richard Houseal, Dale E.Jones, Alexei Krindatch, Richie Stanley and Richard H.Taylor. 2012. 2010 U.S.Religion Census: Religious Congregations & Membership Study. Association of Statisticians of American Religious Bodies. Jones, Dale E., et al. 2002. Congregations and Membership in the United States 2000. Nashville, TN: Glenmary Research Center. Graphs represent county-level data

Food Environment Statistics:

Number of grocery stores: 2
This county:

2.24 / 10,000 pop.
Colorado:

1.50 / 10,000 pop.
Number of convenience stores (with gas): 10
Here:

11.19 / 10,000 pop.
State:

3.13 / 10,000 pop.
Number of full-service restaurants: 23
This county:

25.75 / 10,000 pop.
Colorado:

8.99 / 10,000 pop.
Adult diabetes rate:
Clear Creek County:

5.3%
State:

5.3%
Adult obesity rate:
Clear Creek County:

20.4%
State:

18.4%
Low-income preschool obesity rate:
Clear Creek County:

6.2%
Colorado:

9.6%

Health and Nutrition:

Healthy diet rate:
This city:

52.3%
Colorado:

49.4%

Average overall health of teeth and gums:
This city:

54.6%
Colorado:

47.8%

Average BMI:
St. Mary's:

27.9
State:

28.5

People feeling badly about themselves:
St. Mary's:

23.9%
State:

20.7%

People not drinking alcohol at all:
St. Mary's:

7.0%
Colorado:

9.7%

Average hours sleeping at night:
St. Mary's:

6.9
Colorado:

6.8

Overweight people:
Here:

32.5%
Colorado:

33.3%

General health condition:
This city:

62.5%
Colorado:

57.3%

Average condition of hearing:
Here:

83.5%
Colorado:

80.2%

More about Health and Nutrition of St. Mary's, CO Residents

Strongest AM radio stations in St. Mary's:

  • KKZN (760 AM; 50 kW; THORNTON, CO; Owner: JACOR BROADCASTING OF COLORADO, INC.)
  • KLTT (670 AM; 50 kW; COMMERCE CITY, CO; Owner: KLZ RADIO, INC.)
  • KOA (850 AM; 50 kW; DENVER, CO; Owner: JACOR BROADCASTING OF COLORADO, INC.)
  • KLMO (1060 AM; 30 kW; LONGMONT, CO; Owner: PILGRIM COMMUNICATIONS, INC.)
  • KMXA (1090 AM; 50 kW; AURORA, CO; Owner: ENTRAVISION HOLDINGS, LLC)
  • KCUV (1510 AM; 25 kW; LITTLETON, CO; Owner: PEOPLE WIRELESS, INC.)
  • KRKY (930 AM; 4 kW; GRANBY, CO; Owner: GRAND COUNTY WIRELESS, INC.)
  • KVCU (1190 AM; 7 kW; BOULDER, CO; Owner: THE UNIVERSITY OF CO FOUNDATION, INC.)
  • KRKS (990 AM; 10 kW; DENVER, CO; Owner: SALEM MEDIA OF COLORADO, INC.)
  • KLZ (560 AM; 5 kW; DENVER, CO; Owner: KLZ RADIO, INC.)
  • KADZ (1550 AM; 10 kW; ARVADA, CO; Owner: ABC, INC.)
  • KPOF (910 AM; 5 kW; DENVER, CO; Owner: PILLAR OF FIRE)
  • KHOW (630 AM; 5 kW; DENVER, CO; Owner: CITICASTERS LICENSES, L.P.)

Strongest FM radio stations in St. Mary's:

  • KYGO-FM (98.5 FM; DENVER, CO; Owner: JEFFERSON-PILOT COMMUNICATIONS COMPANY OF COLORADO)
  • KXPK (96.5 FM; EVERGREEN, CO; Owner: ENTRAVISION HOLDINGS, LLC)
  • KBCO-FM (97.3 FM; BOULDER, CO; Owner: CITICASTERS LICENSES, L.P.)
  • KBPI (106.7 FM; DENVER, CO; Owner: JACOR BROADCASTING OF COLORADO, INC.)
  • KALC (105.9 FM; DENVER, CO; Owner: ENTERCOM DENVER LICENSE, LLC)
  • KRKS-FM (94.7 FM; LAFAYETTE, CO; Owner: SALEM MEDIA OF COLORADO, INC)
  • KOSI (101.1 FM; DENVER, CO; Owner: ENTERCOM DENVER LICENSE, LLC)
  • KFMD (95.7 FM; DENVER, CO; Owner: CITICASTERS LICENSES, L.P.)
  • KRFX (103.5 FM; DENVER, CO; Owner: JACOR BROADCASTING OF COLORADO, INC.)
  • KUVO (89.3 FM; DENVER, CO; Owner: DENVER EDUCATIONAL BROADCASTING)
  • K300AE (107.9 FM; BRECKENRIDGE, CO; Owner: EDUCATIONAL MEDIA FOUNDATION)
  • K207CK (89.3 FM; BRECKENRIDGE, CO; Owner: SUMMIT PUBLIC RADIOSUMMIT FOUNDATION)
  • K202CV (88.3 FM; BRECKENRIDGE, CO; Owner: COMMUNITY RADIO FOR NORTHERN COLORADO)
  • KIMN (100.3 FM; DENVER, CO; Owner: INFINITY RADIO OPERATIONS INC.)
  • KXKL-FM (105.1 FM; DENVER, CO; Owner: INFINITY RADIO OPERATIONS INC.)
  • KQMT (99.5 FM; DENVER, CO; Owner: ENTERCOM DENVER LICENSE, LLC)
  • K229AC (93.7 FM; WARD, CO; Owner: BOULDER COMMUNITY BROADCAST ASSOC., INC.)
  • KVOD (90.1 FM; DENVER, CO; Owner: PUBLIC BROADCASTING OF COLORADO, INC)
  • KQKS (107.5 FM; LAKEWOOD, CO; Owner: JEFFERSON-PILOT COMMUNICATIONS COMPANY OF COLORADO)
  • KLDV (91.1 FM; MORRISON, CO; Owner: EDUCATIONAL MEDIA FOUNDATION)

TV broadcast stations around St. Mary's:

  • KUSA-TV (Channel 9; DENVER, CO; Owner: MULTIMEDIA HOLDINGS CORPORATION)
  • KTVD (Channel 20; DENVER, CO; Owner: TWENVER BROADCAST, INC.)
  • KCNC-TV (Channel 4; DENVER, CO; Owner: CBS TELEVISION STATIONS INC.)
  • KMGH-TV (Channel 7; DENVER, CO; Owner: MCGRAW-HILL BROADCASTING COMPANY, INC.)
  • KWGN-TV (Channel 2; DENVER, CO; Owner: KWGN INC.)
  • KRMA-TV (Channel 6; DENVER, CO; Owner: ROCKY MOUNTAIN PUBLIC BROADCASTING NETWORK, INC.)
  • K39BT (Channel 39; FRASER, ETC., CO; Owner: FRASER VALLEY METR. RECREATION DIST.)
  • K08IV (Channel 8; PINEWOOD SPRINGS,ETC, CO; Owner: CHANNEL 20 TV COMPANY)
  • K36BR (Channel 36; FRASER, ETC., CO; Owner: FRASER VALLEY METR. RECREATION DIST.)
  • KMAS-LP (Channel 63; DENVER, CO; Owner: TELEMUNDO OF STEAMBOAT SPRINGS COLO. LIC. CORP.)
  • KDVR (Channel 31; DENVER, CO; Owner: FOX TELEVISION STATIONS, INC.)
  • K33BV (Channel 33; FRASER, ETC., CO; Owner: FRASER VALLEY METR. RECREATION DIST.)
  • K30CR (Channel 30; FRASER, ETC., CO; Owner: FRASER VALLEY METR. RECREATION DIST.)
  • K27CB (Channel 27; FRASER, ETC., CO; Owner: FRASER VALLEY METR. RECREATION DIST.)
Most commonly used house heating fuel in houses and condos in St. Mary's, CO
  • 52.4%Bottled, tank, or LP gas
  • 41.7%Wood
  • 5.8%Electricity


St. Mary's compared to Colorado state average:

  • Unemployed percentage significantly below state average.
  • Black race population percentage significantly below state average.
  • Hispanic race population percentage significantly below state average.
  • Foreign-born population percentage significantly below state average.
  • Renting percentage below state average.
  • Length of stay since moving in significantly below state average.
  • Number of rooms per house below state average.
  • Number of college students significantly below state average.
  • Percentage of population with a bachelor's degree or higher below state average.

St. Mary's on our top lists:

  • #3 on the list of "Top 100 cities with longest commuting times"
  • #50 on the list of "Top 100 highest located cities"
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