Caldwell · Canyon County
The highest-upside Treasure Valley market.
Canyon County's second core with an aggressive 5-year growth trajectory. Basis that looks more like 2018 Treasure Valley, with appreciation and rent-growth fundamentals catching up fast.
Population & Growth
Population · 2025 est.
77,610
Canyon County · COMPASS 2025
10-year growth
+49.6%
2015 to 2025 · COMPASS
Median sale price · Mar 2026
$405,000
-1.2% YoY · Redfin
Days on market · Mar 2026
69 days
Redfin
Active median list · Apr 2026
$479,990
Altos Research
Pending · School Capacity Ordinance
The City Council is considering an ordinance allowing delay of final plat recording by up to three years when schools serving a proposed subdivision exceed 110% of design capacity. P&Z Commission recommended approval April 8, 2026. City Council vote: May 4, 2026. Investors with active entitlements in Caldwell should monitor closely. Source: Caldwell City Council notice, Idaho Press Apr 17, 2026.
Caldwell has grown faster than Nampa in percentage terms over the last 36 months. The downtown revitalization, Indian Creek daylighting, and College of Idaho anchor have changed the narrative materially. Ownership turnover is accelerating. Our investor flow captures pre-listing opportunities from aging owners.
Flips
Flip entry basis
$220K–$290K
Typical
Flip ARV range
$310K–$390K
Typical
Caldwell flip product is the most value-oriented in the Valley. Rehab scope creep is the main risk: older stock often has foundation, sewer lateral, or service-panel work that under-scope'd estimates miss.
SFH Rentals
3BR SFH average
$1,450–$1,750
Monthly · by neighborhood
Caldwell SFH rentals trade at the highest rent-to-price ratios in the Treasure Valley for entry-level product. Vacancy is competitive with Nampa.
Multifamily
2–4 unit cap
6.5–7.5%
Stabilized
Caldwell 2–4 unit product clears 6.5–7.5% cap on stabilized deals. The 5–20 unit window attracts less institutional attention than Nampa or Meridian. Direct owner contact is typically the path.
Infill & Development
Caldwell's infill pipeline is materially underbuilt relative to growth. We track parcels within the revitalized downtown corridor where small-format retail plus residential is viable.
Land & Development
Caldwell has the most active ag-to-residential conversion discussion in Canyon County. Water rights and irrigation district status are the top two diligence lines.
Lot Splits, ADUs & Duplexes
Caldwell's displayed ADU section was added in 2025, but the public code is current only through Ordinance 3700 from July 2025. Every later ordinance must be reviewed for an ADU effect before exact local standards publish.
Use Caldwell's official written zoning-verification process for a parcel. A map or general code summary does not establish approval, timing, legal units, or utility capacity.
Data
Caldwell in context. Canyon County, ten years.
Population series 2015 through 2025 from the corrected COMPASS 2025 historic city-limit file. Price figures from Redfin and Zillow as of March 2026.
Renew take
Caldwell's growth has accelerated post-2020 with downtown redevelopment around Indian Creek Plaza. Below-Valley-median entry basis with above-Valley-average percentage growth is the investor thesis.
Indian Creek corridor: downtown commercial absorption is the leading signal that residential repricing is coming.
Source: COMPASS corrected 2025 historic city-limit population series.
Renew take
Caldwell sits at the Canyon entry-tier with the widest spread between distressed-resale ($210-280K) and post-rehab ARV ($310-390K). That spread is the flip thesis. Risk: rehab discipline. Caldwell stock is older and surprises hide in walls.
Building permit volume: Caldwell's permitting capacity sets the supply-side cap on flip absorption.
Source: Redfin and Zillow, March 2026. Point-in-time figures, not annualized.
Last updated: April 2026.
Asset classes
5 plays, one city. Underwriting-grade briefs.
Each asset class has its own brief for Caldwell: market snapshot, Renew take, relevant ordinance, and named risks.
Flips
Caldwell is the Treasure Valley's lowest-basis flip market. North Caldwell 1950s-90s stock and the College of Idaho corridor are the highest-volume targets; ARVs in the $310-390K band carry 8-12 week timelines when scope is held.
Read brief →Raw + entitledLand
Land entitlement activity tracks the southern expansion edge along Highway 20-26 and Lake Avenue. Water rights and irrigation district standing (Pioneer Irrigation, Black Canyon) are the top diligence lines. SB 1352 starter-home density allowances reshape entitlement math from July 2026.
Read brief →Small-format new buildInfill Development
Downtown Caldwell's revitalization overlay and the Indian Creek Plaza district host the bulk of mixed-use and small-format new construction. Caldwell Title 10 RM and CC districts permit duplex and four-plex; infill pipeline is materially underbuilt relative to growth.
Read brief →2-20+ unitMultifamily
2-4 unit multifamily concentrates in North Caldwell and the downtown corridor. Caps clear 6.5-7.5% on stabilized small-format product; the 5-20 unit window attracts less institutional attention than Nampa or Meridian and direct-owner sourcing is the path.
Read brief →Buy-and-hold single-familySFH Rentals
Highest rent-to-price ratio in the Treasure Valley for entry-level product. North Caldwell and the College of Idaho area anchor the buy-and-hold playbook; 3BR SFH gross rents in the $1,450-$1,750 / month band on $260-$340K basis.
Read brief →See deals matching your criteria in Caldwell.
Document your buy-box once. We call when something fits: flips, SFH rentals, infill lots, or multifamily.
Neighborhoods
4 Caldwell neighborhoods. Each with its own read.
Primary and secondary investment neighborhoods with stat cards, Renew takes, risks, and ordinance-level code references.
Downtown Caldwell
Historic urban core anchored by the daylighted Indian Creek and the Plaza. City-backed revitalization since the 2014 creek daylighting capital project; brewery row, Saturday market, and College of Idaho proximity drive foot traffic. Redevelopment-overlay zoning permits mixed-use up to 4 stories. Contains the city's Opportunity Zone tract.
Neighborhood brief →Workforce flips + rentals · lowest basisNorth Caldwell
Older 1950s-1990s SFH stock north of the Boise River and downtown. Lowest entry basis in the Treasure Valley; primary flip and SFH-rental territory. Rehab scope creep (foundation, sewer laterals, service panels) is the dominant underwriting risk. Rents trend $1,450-$1,750 on 3BR product.
Neighborhood brief →Newer subdivisions · land frontierSouth Caldwell
Newer 2005-onwards production-builder subdivisions south of I-84 and along Highway 20-26. Family-rental demand backed by Caldwell School District and Vallivue overlap. Primary land entitlement frontier — ag-to-residential conversions concentrate along the Highway 20-26 / Sky Ranch / Lake Avenue corridor.
Neighborhood brief →Institutional anchor · value-addCollege of Idaho Area
Surrounding the College of Idaho campus along Cleveland Boulevard. Stock skews 1920s-1960s with strong value-add upside; student and faculty rental demand is a stable underwriting anchor. Lot-split and ADU plays viable on the legacy grid. The Cleveland Blvd / Indiana Ave corridor is a low-friction entry for first-time Caldwell investors.
Neighborhood brief →Research
Briefs and methodology. Timestamped, sourced.
Short-form research on Caldwell market movement, ordinance updates, and neighborhood dynamics.
Downtown Caldwell Revitalization Thesis and Indian Creek Plaza Spillover
Downtown Caldwell's historic core presents adaptive-reuse and infill opportunities driven by municipal investment in Indian Creek Plaza infrastructure, urban renewal district expansion, and $132K medi
Caldwell Low-Basis Flip Economics and ARV Trajectory 2026
Caldwell's $380K–$410K entry basis delivers 20%+ ARV uplifts on cosmetic rehabs, driven by 36-day median DOM and $132K price advantage versus Ada County, with 73% new construction share creating distr
Research Methodology and Data Sources
Page type: Methodology
Related markets
Adjacent Treasure Valley cities. Same investor lens.
Most investors compare two or three of these cities side-by-side. Each hub carries the same depth of population, price, asset-class, and ordinance data.
Canyon County
Nampa
Best cash flow
Canyon County's cash-flow anchor at 123,220 residents. Strongest rent-to-price ratios in the Valley across SFH rentals and small multifamily, with flip product that still pencils.
See NampaCanyon County
Middleton
Rural-residential
Rural-residential Canyon County, +97.0% over a decade. Long-horizon land plays, stable SFH rentals, and narrow-but-high-margin flip opportunities.
See MiddletonLooking for a different play?
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Low basis, fast growth, real upside.