# 3556 Marnie Avenue, Waterloo, IA 50701

> **TL;DR:** commercial, $4,225,000 ($140/sqft), built 2023, 30,080 sqft.
> A/C. Est. $18,308/mo. Listed 488 days.

## Property at a Glance

| Attribute | Value |
|-----------|-------|
| Price | $4,225,000 |
| Price/sqft | $140 |
| Square Feet | 30,080 |
| Year Built | 2023 |
| Lot Size | 226,076 sqft (5.19 acres) |
| Property Type | Commercial (Other) |
| Status | For Sale |
| Days on Market | 488 |

## Estimated Monthly Costs

| Category | Amount |
|----------|--------|
| Mortgage (20% down, 6.5%) | $18,308 |
| **Total** | **$18,308** |

## Key Amenities

- A/C

## Property Highlights

- Built in 2023
- 5.19 acre lot

## Description

### Agent Description
Beautiful self-storage complex located at the high-traffic intersection of Hwy 20 & Hwy 63 in Waterloo, IA. Phase 1 opened in October 2023 and offers a total of 78,760 SF of leasable space across 5.19 acres. The site includes 28,800 SF of indoor storage with 157 drive-up units (10x15, 10x20, 10x30), a 1,280 SF climate-controlled office/shop (leased at $1,325 / mo.), and 48,680 SF of outdoor parking with 122 spaces (10x40). Total unit count: 280. Occupancy: 83.44% indoor 59.02% outdoor NOI: $242,070.76 Security features include perimeter fencing, an automated gate, and high-definition security cameras. The site also benefits from a 15-year TIF package (90% for the first 10 years, then 60% thereafter). Financials and pro forma updated monthly by CPA. Seller financing available. Owners open to staying on for operations post-sale at below-market management rates. Excellent opportunity for investors or owner-users.

## Location

- **Address:** 3556 Marnie Avenue, Waterloo, IA 50701
- **County:** Blackhawk

## Listing Agent

- **Name:** Trev Adair
- **Brokerage:** Pinnacle Realty LLC
- **Phone:** (319) 350-9476
- **Email:** trev@pinnaclerealtyia.com

## Primary Photo

![3556 Marnie Avenue - Primary Photo](http://lh.rdcpix.com/6c3acac12b14086abb02454f05f9d015l-f710107123r.jpg)

*33 total photos available on [listing page](https://www.propertysimple.com/listing/3556-marnie-avenue-waterloo-ia-50701-2500689)*

---

**MLS#:** 2500689 | **Updated:** 2026-06-18
**Source:** listhub

*Copyright © 2026 Cedar Rapids Area Association of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.*

[View on PropertySimple](https://www.propertysimple.com/listing/3556-marnie-avenue-waterloo-ia-50701-2500689)

---

## Structured Data

```json
{
  "@context": "https://schema.org",
  "@type": "RealEstateListing",
  "name": "3556 Marnie Avenue, Waterloo, IA 50701",
  "description": "Beautiful self-storage complex located at the high-traffic intersection of Hwy 20 & Hwy 63 in Waterloo, IA. Phase 1 opened in October 2023 and offers a total of 78,760 SF of leasable space across 5.19 acres. The site includes 28,800 SF of indoor storage with 157 drive-up units (10x15, 10x20, 10x30), a 1,280 SF climate-controlled office/shop (leased at $1,325 / mo.), and 48,680 SF of outdoor parking with 122 spaces (10x40). Total unit count: 280. Occupancy: 83.44% indoor 59.02% outdoor NOI: $242,",
  "url": "https://www.propertysimple.com/listing/3556-marnie-avenue-waterloo-ia-50701-2500689",
  "image": "http://lh.rdcpix.com/6c3acac12b14086abb02454f05f9d015l-f710107123r.jpg",
  "datePosted": "2026-06-18",
  "price": 4225000,
  "priceCurrency": "USD",
  "address": {
    "@type": "PostalAddress",
    "streetAddress": "3556 Marnie Avenue",
    "addressLocality": "Waterloo",
    "addressRegion": "IA",
    "postalCode": "50701",
    "addressCountry": "US"
  },
  "floorSize": {
    "@type": "QuantitativeValue",
    "value": 30080,
    "unitCode": "FTK"
  },
  "yearBuilt": 2023
}
```