ATTOM’s Property Reports include the ability to find and filter comps—including private sales— based on location, date, price, and and a range of property attributes.
Sign Up NowProperty Report for 21640 Blackhawk St, Chatsworth, CA 91311
Find Comparables
View Map Layers
Subscribe to unlock map layers including flood zones and tax parcels
Property Details
- Property Address 21640 Blackhawk St, Chatsworth, CA 91311
- County Los Angeles
- Parcel ID 2722-009-018
- Legal description TRACT # 23070 LOT 21
- School district Los Angeles Unified School District
- Acreage 0.17
- Property class Single Family Residence
- Zoning Subscribe
- Square footage 1,627
- Year built 1957
- Bedrooms 3
- Bathrooms 3
About the Property
21640 Blackhawk St is a single family residence in the city of Chatsworth, CA 91311. Located in the Los Angeles Unified School District, which resides in Los Angeles County, CA and built in 1957. This Single Family Residence sits on a 7,553 sq ft lot and features 3 bedrooms, 3 bathrooms and 1,627 sq ft of living space.
The most recent property tax for 21640 Blackhawk St was $3,903 with an estimated market value range of $859,705 to $894,795. This property was last sold on December 13, 2010.
Property Info
Sign up to see full Property Info for 21640 Blackhawk St, Chatsworth
Flood
Legal
- TRACT # 23070 LOT 21
- Classification SINGLE FAMILY RESIDENCE
- County LOS ANGELES
- FIPS 06037
- Civil Division SAN FERNANDO VALLEY
- Census 060371132.122004
- Parcel ID 2722-009-018
- Neighborhood 23070
- Tract 23070
- Secondary School District N/A
- Primary School District Los Angeles Unified School District
Ownership
Land
- Acres 0.17
- Square Feet 7,553
Building
- Units N/A
- Year Built 1957
- Effective Year Built N/A
- Stories 1
- # Fireplaces N/A
- Garage/Carport N/A
Utilities
- Cooling Yes
- Heating Central
Interior
- Square Footage
- Living Area 1,627
- Total Rooms 7
- Bedrooms 3
- Total Bathrooms 3
- Full Bathrooms 3
Your Property Report will also include the following information:
How can you use ATTOM Property Reports?
Real Estate Agents
Power up your client responsiveness, productivity, and transaction speed with the most comprehensive data.
Investors
Make faster decisions based on extensive property information that includes purchasing, selling, listing, and mortgage data.
Appraisers
Comparative market analysis facilitates credible valuations that will move inventory and ease transactions.
Homeowners/buyers
Discover how much your home or prospective home is worth and compare to nearby houses
Try before you buy— examine our free sample report and all the rich data it contains.
Start Free TrialChatsworth Residential Market Stats
Median Sale Price
$1,277,500
+11.7% YoY
Median Price/sq ft.
$552
Los Angeles County Median Sale Price
$1,277,500
+11.7% YoY
See more Real Estate Trends for Chatsworth including home values, types of properties sold and transaction volumes.
Taxes and Assessments for 21640 Blackhawk St, Chatsworth
| Tax Year | Taxes | Tax Assesed Value | Exemptions |
|---|---|---|---|
| 2024 | $3,903 (+1.8%) | $292,153 (+2%) | |
| 2023 | $3,833 (+4.6%) | $286,425 (+2%) | |
| 2022 | $3,665 (+1.4%) | $280,810 (+2%) | |
| 2021 | |||
| 2020 | |||
| 2019 | |||
| 2018 |
Sales History for 21640 Blackhawk St, Chatsworth
The most recent sale on 21640 Blackhawk St took place on Nov 08, 2010 and recorded on Dec 13, 2010.
Sign up for full access to the complete sales history including potential flips, distressed sales and buyer and seller data.
| Sale Date | Recorded Date | Buyer(s) | Seller(s) | Price | Document ID |
|---|---|---|---|---|---|
Recently Sold Comparables
These are nearby recently sold properties that are similar to this property, base on available data.
| Address | Distance | SqFt | Sale Date | Price | $/SqFt |
|---|---|---|---|---|---|
| 20700 NASHVILLE ST | 1.26 mi | 1,922 | 07/29/2025 | $1,165,000 | $606 |
| 21149 LASSEN ST UNIT 6 | .67 mi | 1,488 | 07/24/2025 | $665,000 | $447 |
| 10201 MASON AVE UNIT 116 | 1.21 mi | 1,534 | 07/18/2025 | $595,000 | $388 |
Our Property Reports contain multiple Automated Valuation Models showing low, median, and high values along with confidence scores.
Sign up to access
Sign up to access
Find the Most Accurate Comparables
Nearby Cities
- 1. Chatsworth
- 2. Northridge
- 3. Porter Ranch
- 4. Winnetka
- 5. Canoga Park
- 6. Reseda
Various data sets have been provided by a third party or government source and are subject to change and possible errors. Depending on location and source, data may be missing or not available. Information is deemed reliable but not guaranteed to be accurate, up-to-date, or complete. Buyers, investors, and others are responsible for verifying the accuracy of all information.