Rent rising fastest in Idaho

Cities in Idaho with the largest year-over-year rent increases. Cities with 15,000+ residents. Updated monthly.

Key findings

Eagle ranks first, with +10.1% over the past year.
Across all 15 cities on this list, the median rent is $1,692/mo.
Eagle moved from #10 to #1 compared with a year ago.

Data as of September 2026. Change in Zillow's rent index over the past 12 months. Rank a year ago uses the change over the 12 months before that. Updated monthly. Download this list (CSV)

Best value (RRS)Overheated (RRS)Most affordable Most expensive Rent falling Rent rising Best rent/income Most rent-burdened Record-high rent Seasonal swings Rent vs. income

15 cities

Rank	City	1-yr change	Median rent	5-yr change	Vs. a year ago
01	EagleID Pop. 33KCompare →	+10.1%	$2,200/mo	+18.8%	↑9 from #10
02	BoiseID Pop. 237KCompare →	+8.5%	$1,900/mo	+19.5%	↑3 from #5
03	MeridianID Pop. 130KCompare →	+6.9%	$2,056/mo	+14.4%	↑3 from #6
04	Mountain HomeID Pop. 16KCompare →	+6.5%	$1,555/mo	--	--
05	KunaID Pop. 27KCompare →	+6.4%	$2,346/mo	+19.7%	↑3 from #8
06	NampaID Pop. 110KCompare →	+6.2%	$1,668/mo	+19.8%	↓2 from #4
07	AmmonID Pop. 19KCompare →	+5.0%	$1,619/mo	--	↑7 from #14
08	Coeur d'AleneID Pop. 56KCompare →	+4.7%	$1,865/mo	+10.5%	↑5 from #13
09	Post FallsID Pop. 43KCompare →	+4.1%	$1,692/mo	+10.3%	same
10	CaldwellID Pop. 67KCompare →	+4.0%	$1,736/mo	+21.0%	↓8 from #2
11	Twin FallsID Pop. 54KCompare →	+3.6%	$1,565/mo	--	↓4 from #7
12	MoscowID Pop. 26KCompare →	+3.4%	$1,393/mo	--	↓11 from #1
13	HaydenID Pop. 16KCompare →	+2.1%	$2,184/mo	--	↓2 from #11
14	Idaho FallsID Pop. 68KCompare →	+1.7%	$1,396/mo	+15.6%	↓2 from #12
15	RexburgID Pop. 41KCompare →	+0.9%	$1,155/mo	+21.8%	↓12 from #3