21 Robert Ave, Saint Louis, MO, 63135
About This Home
Welcome to 21 Robert Ave in Ferguson, Missouri—a classic single-family residence situated on a quiet, established residential street in St. Louis County. This home offers traditional charm with a practical layout suited for everyday living and long-term value. The property features a functional floor plan with comfortable living spaces and a layout that allows for flexible use of rooms. The kitchen and common areas provide a solid foundation for personalization, making this an excellent opportunity for both owner-occupants and investors. Located on a publicly maintained paved road, the home benefits from full access to essential public utilities including electric service, natural gas availability, municipal water, and public sewer connections. Laundry hookups are available, offering the option for in-home washer and dryer installation. The exterior sits within a mature neighborhood setting with convenient access to nearby schools, parks, major roadways, shopping, and local amenities throughout the Ferguson and greater North St. Louis County area.
Getting Around
Car-Dependent
Very Limited Transit
Somewhat BikeableSchools
Construction
Condition
- Year built: 1939
Materials
- Foundation: Slab
- Roof: Composition
- Construction materials: Brick Veneer
Type & Style
- Home type: SingleFamily
- Architectural style: Ranch
- Property subType: Single Family Residence
Interior
Appliances
- Appliances included: Free-Standing Range,Refrigerator
Basement
- Has basement: Yes
- Basement: Partially Finished
Bedrooms & Bathrooms
- Bedrooms: 2
- Bathrooms: 1
- Full bathrooms: 1
- Main level bathrooms: 1
- Main level bedrooms: 2
Features
- Flooring: Carpet,Vinyl
- Number of fireplaces: 1
- Fireplace features: Living Room
- Fireplace: Yes
- Finished area above ground: 1,015
Heating & Cooling
- Heating features: Other
- Cooling features: Central Air,Electric
Interior Area
- Total structure area: 1,015
- Total interior livable area: 1,015 sqft
Property
Details
- Parcel number: 11J620289
- Special condition: Standard
Features
- Levels: One
- Pool features: None
- Patio & porch: None
Lot
- Lot size: 5,623 sqft
- Features: Level
- Lot size dimensions: 45/45 x 125/125
Parking
- Total spaces: 1
- Parking features: Garage - Attached
- Has garage: Yes
- Attached garage spaces: 1
- Covered spaces: 1
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Heat Wave
- Cold Wave
- Hail
- Earthquake
- Ice Storm
- Lightning
- Tornado
- Winter Weather
How This Home’s Risks Compare
FEMA Declared Disasters Across Missouri Counties
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $454 | $5,448 |
| Home Insurance * | $165 | $1,980 |
| Property Taxes | $85 | $1,020 |
| Electricity | $141 | $1,693 |
| Total | $845 | $10,140 |
Income You'd Need if You Spent...
Missouri FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-07-19 | Price change | $89,900 |
| 2026-06-28 | Price change | $94,900 |
| 2026-05-15 | Listed for sale | $99,900 |
| 2024-01-20 | Listing removed | -- |
| 2024-01-12 | Listed for rent | $1,150 |
| 2023-03-23 | Listing removed | -- |
| 2023-03-12 | Listed for rent | $1,095 |
| 2020-12-21 | Sold | -- |
| 2000-04-28 | Sold | -- |
For Sale by Agent
View on Zillow