# 423 St. Lawrence Avenue, Beloit, WI 53511

> **TL;DR:** 6bd/2ba single family, $270,000 ($111/sqft), built 1850, 2,430 sqft.
> Basement. Est. $1,170/mo.

## Property at a Glance

| Attribute | Value |
|-----------|-------|
| Price | $270,000 |
| Price/sqft | $111 |
| Bedrooms | 6 |
| Bathrooms | 2 full |
| Square Feet | 2,430 |
| Year Built | 1850 |
| Lot Size | 8,712 sqft (0.20 acres) |
| Stories | 2 |
| Property Type | Single Family (Single Family Residence) |
| Status | For Sale |
| Days on Market | 0 |

## Estimated Monthly Costs

| Category | Amount |
|----------|--------|
| Mortgage (20% down, 6.5%) | $1,170 |
| **Total** | **$1,170** |

## Nearby Schools

- **Elementary:** Hackett
- **Middle:** Call School District
- **High:** Memorial

## Key Amenities

- Basement

## Property Highlights

- Built in 1850
- 0.20 acre lot
- 2 stories
- 2 parking spaces

## Description

### Agent Description
Back on the market!  Buyer’s financing fell through! Beautiful Greek Revival two story home with many recent updates. Former home of the family of famous explorer Roy Chapman Andrews, located next to his childhood home at 419 St. Lawrence Ave. This spacious home offers split living areas with two stair cases, 6 bedrooms, 2 full bathrooms, large living room, formal dining room, and first floor laundry.  Detached 2-car garage. Recent updates include the roof (2023); furnace and central air (2025); kitchen (2025) baths (2025); and much more. Conveniently located near downtown, shopping, schools, the Rock River, and parks!

## Location

- **Address:** 423 St. Lawrence Avenue, Beloit, WI 53511
- **County:** Rock
- **Coordinates:** 42.503733, -89.043936
- **Google Maps:** https://www.google.com/maps?q=42.503733,-89.043936

## Listing Agent

- **Name:** Olivia Martinez-Pergolski
- **Brokerage:** Kerwin's Real Estate Agency
- **Phone:** 6082070514
- **Email:** opergolski53@gmail.com

## Primary Photo

![423 St. Lawrence Avenue - Primary Photo](http://lh.rdcpix.com/2e1c3049a354bd45d257231d97d75594l-f1280064783r.jpg)

*30 total photos available on [listing page](https://www.propertysimple.com/listing/423-st-lawrence-avenue-beloit-wi-53511-2016465)*

---

**MLS#:** 2016465 | **Updated:** 2026-06-17
**Source:** listhub

*Copyright © 2026 REALTORS® Association of South Central Wisconsin. 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/423-st-lawrence-avenue-beloit-wi-53511-2016465)

---

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