Browse / United States / Idaho / Spencer
Spencer
Idahocity
Spencer
Total population
19
Median home value
$0
Bachelor's+
Median income
$74,219
Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.
City facts
Facts from Wikidata (CC0).
Overview
Spencer is an incorporated hamlet in Clark County, Idaho, United States. It serves as the base for the state's opal mine and is called the "Opal Capital of America": the mine proper is located 5–6 miles outside of town. The population was 31 at the 2020 census.
Read more on WikipediaHistory & geography
Geography
According to the United States Census Bureau, the city has a total area of , all of it land.
Excerpted from the corresponding Wikipedia article (CC BY-SA).
Demographics & economy
Race & ethnicity
Source: US Census Bureau — American Community Survey, 5-year estimates.
Geography
Coordinates & boundaries from the US Census TIGER/Line shapefiles.
Climate
Current forecast
Forecast for Spencer, ID from NOAA NWS API.
Air quality
Industrial & pollution facilities
Natural hazard risk
Health (adults)
Walkability
Amenities nearby
Wildlife & biodiversity
Most-observed species
- Common RavenCorvus corax Linnaeus, 1758 · Aves89
- American RobinTurdus migratorius Linnaeus, 1766 · Aves70
- Black-billed MagpiePica hudsonia (Sabine, 1823) · Aves67
- Red-tailed HawkButeo jamaicensis (Gmelin, 1788) · Aves51
- White-crowned SparrowZonotrichia leucophrys (J.R.Forster, 1772) · Aves51
- Pine SiskinSpinus pinus (A.Wilson, 1810) · Aves45
- American CrowCorvus brachyrhynchos C.L.Brehm, 1822 · Aves42
- European StarlingSturnus vulgaris Linnaeus, 1758 · Aves42
Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).
Schools
Earthquake history
Most recent
- M 2.77 — 2026-09-083 km ESE of Hebgen Lake Estates, Montana
- M 2.7 — 2026-07-0148 km NE of Spencer, Idaho
- M 3.3 — 2026-07-0118 km S of Lima, Montana
- M 2.8 — 2026-05-0819 km NE of Lima, Montana
- M 2.9 — 2026-04-0530 km W of Hebgen Lake Estates, Montana
- M 2.56 — 2026-01-1010 km W of Hebgen Lake Estates, Montana
Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).
Photos
Sights & places nearby
Notable people from here
Nearby places in Idaho
- Dubois13.8 mi away
- Hamer30.5 mi away · pop. 59
- Parker35.3 mi away · pop. 607
- St. Anthony37.2 mi away · pop. 3,911
- Mud Lake39.1 mi away · pop. 491
- Sugar City40.2 mi away · pop. 2,122
- Ashton41.7 mi away · pop. 1,417
- Teton41.8 mi away · pop. 877
- Rexburg42.4 mi away · pop. 40,543
- Island Park43.3 mi away · pop. 170
- Newdale44 mi away · pop. 525
- Roberts44.8 mi away · pop. 609
Geography & sun
Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.
Nearby airports
Public attention
Pageview totals from the Wikimedia Pageviews API.
Books about Spencer




Search results from Open Library.
Recent natural events nearby
Ground air-quality sensors
Recently spotted species
Nearest stream gauge
Events
Gallery
Sources
- • Wikipedia
- • US Census Bureau (ACS 5-year estimates)
- • NOAA National Weather Service
- • Wikidata
- • USGS Earthquake Catalog (global feed)
- • GBIF (Global Biodiversity Information Facility)
- • Open-Meteo / sunrise-sunset.org
- • Wikipedia Pageviews API
- • Open Library