Cost of Living Comparison
Cost of living varies dramatically by community. We ranked every community by cost of living index (national average = 100) so you can find communities that match your budget.
10 communities · 3 regions
Rankings
Community Comparison
| # | Community | Median Price | CoL Index | Property Tax | Sales Tax |
|---|---|---|---|---|---|
| 1 | Ammon Idaho Falls Ammon | ~$430K–$450K | Below US average; housing above Idaho Falls proper but below Idaho state median | Bonneville County 2025 avg 0.857% overall; county median around 0.46% — well below US national median of 1.02% | 6% Idaho state rate; no local option sales tax in Ammon. Groceries taxed at full 6% but offset by the Idaho Grocery Credit (~$120/person refundable on state income tax return) |
| 2 | Idaho Falls Idaho Falls Ammon | ~$350K–$372K | Below US average; housing noticeably below Boise, SLC, and Front Range metros | ~0.49% median Idaho Falls rate; Bonneville County 2025 avg 0.857% overall; well below US national median of 1.02% | 6% Idaho state rate; no local option sales tax in Idaho Falls. Groceries taxed at full 6% but offset by the Idaho Grocery Credit (~$120/person refundable on state income tax return) |
| 3 | Iona North Valley | ~$500K | — | ~0.702% Bonneville County overall average (urban ~0.857%, rural ~0.393%) per 2025 Idaho State Tax Commission data | 6% (Idaho state; no local option in Bonneville County) |
| 4 | Menan North Valley | ~$290K | — | ~0.39% median effective (Jefferson County); median annual bill ~$1,302 | 6% (Idaho state; Jefferson County does not levy local option sales tax) |
| 5 | Rigby North Valley | ~$325K | — | ~0.57% effective (Jefferson County median per propertychecker.com) | 6% (Idaho state; no local option in Jefferson County) |
| 6 | Ririe North Valley | ~$300K–$400K | — | ~0.39% median effective (Jefferson County); median annual bill ~$1,302 | 6% (Idaho state; no local option in Jefferson or Bonneville counties) |
| 7 | Roberts North Valley | ~$300K–$400K | — | ~0.39% median effective (Jefferson County); median annual bill ~$1,302 | 6% (Idaho state; Jefferson County does not levy local option sales tax) |
| 8 | Ucon North Valley | ~$450K | — | ~0.702% Bonneville County overall average (urban ~0.857%, rural ~0.393%) per 2025 Idaho State Tax Commission data | 6% (Idaho state; no local option in Bonneville County) |
| 9 | Firth South Corridor | ~$450K | — | Bingham County avg ~0.525% urban / ~0.660% rural (2025) | 6% (Idaho state; Bingham County adds no local option) |
| 10 | Shelley South Corridor | ~$425K | — | Bingham County avg ~0.525% urban / ~0.660% rural (2025) | 6% (Idaho state; Bingham County adds no local option) |
Common Questions
FAQ — Idaho Falls communities
What is a cost of living index?
The cost of living index compares the overall cost of living in a location to the national average (100). A score of 110 means 10% more expensive than average.
What drives cost of living differences?
Housing is the biggest driver. Groceries, utilities, and transportation are closer to national averages in most metro areas.