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Middle Siuslaw River-Triangle Lake CCD, Oregon

Middle Siuslaw River-Triangle Lake CCD profile, demographic data, and geographic information.

Middle Siuslaw River-Triangle Lake CCD is a geographic entity located in Lane County, Oregon. As of official census estimates, it has a reported population of 2,190. The land area covers 350.24 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 2,190 ±266 2020-2024 / Census ACS 5-Year 2024
Median Age 49.4 yrs ±5.5 2020-2024 / Census ACS 5-Year 2024
Total Households 908 ±86 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 1,100 ±95
Occupied Housing Units 908 ±86
Vacant Housing Units 192 ±54
Median Home Value $349,800 ±$14,921
Median Gross Rent $1,021 ±$71
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $63,214 ±$5,980
Per Capita Income $34,037 ±$3,763
Poverty Rate 20% ±4.6%
Population Below Poverty Level 437 ±113
Unemployment Rate 4.3% ±2.5%
Civilian Labor Force, Employed 882 ±159
Broadband Internet Rate 90.3% ±4.8%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 382,396 (2024)
ID: 173618
County Official County Government
Contact: BUDGET & FINANCIAL PLANNING MANAGER
125 E 8TH AVE, EUGENE OR 97401-2923

Education

Listing 3 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-06 Mapleton, OR
Regular School Nearby 07-12 Mapleton, OR
Regular School Nearby KG-12 Blachly, OR
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 6 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
MAPLETON BRANCH LIBRARY
Library 9.4 mi away 88148 RIVERVIEW AVENUE, MAPLETON, OR, 97453
(541) 268-4033
ALSEA COMMUNITY LIBRARY
Library 18.9 mi away 19192 ALSEA HWY, ALSEA, OR, 97324
(541) 487-5061
FERN RIDGE LIBRARY DISTRICT
Library 19.0 mi away 88026 TERRITORIAL RD, VENETA, OR, 97487
(541) 935-7512
SIUSLAW PUBLIC LIBRARY DISTRICT
Library 21.8 mi away 1460 9TH ST, FLORENCE, OR, 97439
(541) 997-3132
YACHATS PUBLIC LIBRARY
Library 23.3 mi away 560 W 7TH ST, YACHATS, OR, 97498
(541) 547-3741
MONROE COMMUNITY LIBRARY
Library 24.8 mi away 380 NORTH 5TH STREET, MONROE, OR, 97456
(541) 847-5174
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MAPLETON, OR US, located 9.4 miles from Middle Siuslaw River-Triangle Lake CCD. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 52.0° 40.9° 46.4° 13.41" —
February 54.8° 41.1° 47.9° 9.79" —
March 58.2° 41.8° 50.0° 10.22" —
April 62.3° 43.9° 53.1° 7.22" —
May 67.9° 47.8° 57.8° 3.88" —
June 72.8° 51.1° 62.0° 2.39" —
July 79.6° 53.9° 66.8° 0.46" —
August 80.3° 54.5° 67.4° 0.70" —
September 76.6° 51.3° 64.0° 2.09" —
October 65.7° 47.4° 56.6° 6.25" —
November 56.1° 43.8° 49.9° 12.32" —
December 50.4° 40.4° 45.4° 15.25" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Mapleton CDP CDP 9.6 mi —
Elmira CDP CDP 18.3 mi —
Alsea CDP CDP 18.8 mi —
Veneta city City 19.0 mi —
Heceta Beach CDP CDP 21.0 mi —
Florence city City 21.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 4103991889. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.