Mud Lake is a city in Jefferson County, Idaho, home to about 491 people across 0.1 square miles. Its ZIP code is 83450.
Mostly Mud Lake
We’re writing up Mud Lake’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Mud Lake well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Boise Air Terminal/Gowen Field (BOI)191 miles away |
|---|---|
| Closer regional airport | Idaho Falls Regional Airport (IDA)29 miles away |
| Nearest city of 250,000+ | Denver, CO480 miles away |
| Nearest city of 1 million+ | Phoenix, AZ711 miles away |
Straight-line distances from the center of Mud Lake; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mud Lake had 321 residents in the 2020 census, up 19% since 2000.
It’s the 148th largest of 232 towns in Idaho by population.
Jefferson County grew from 9,441 residents in 1920 to 30,891 in 2020.
Jefferson County, 1920–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 7°F. About 8.8 inches of rain and melted snow fall in a typical year, with about 20 inches of snow.
Source: NOAA 1991–2020 climate normals, Hamer 4 Nw, ID weather station (11 miles away).
5,599 jobs at 739 businesses in Jefferson County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Mud Lake.
Nearest hospitals
Providers with an office here
| Dentists | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Public schools here are run by West Jefferson District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Terreton Elementary SchoolTerreton | Pre-K–6 | 296 | Public | 1.8 mi |
| West Jefferson Middle SchoolTerreton | 7–8 | 83 | Public | 1.8 mi |
| West Jefferson High SchoolTerreton | 9–12 | 204 | Public | 1.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
Buying or selling around Mud Lake? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.