649 Athens St is a 1,674 square foot house on a 0.31 acre lot with 4 bedrooms and 2 bathrooms. - it last sold on August 30, 1982 for $71,000. Based on Redfin's Altadena data, we estimate the home's value is $1,109,696.
Single-familyProperty Type
1921Year Built
0.31 acresLot Size
$663Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,109,696
$1.0M since sold in August 1982$1,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 49.8% higher than the average sale price ($741K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Nov 12, 2026 • Active
Residential new construction building permit - county
Rebuild a detached garage following fire damage.
New construction
Nov 12, 2026 • Active
Residential new construction building permit - county
Construct a new detached one-story accessory dwelling unit with a bedroom, bathroom, and patio. This project is a fire rebuild.
ADU
New construction
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Exterior
Property Information
Subdivision Name: MARATHON HEIGHTS
Living Sq. Ft: 1,674
# of Units: 1
Legal Description: MARATHON HEIGHTS LOT 13
Lot Information
# of Buildings: 1
Land Sq. Ft: 13,570
Legal Lot Number: 13
Legal Block Number: 2
Acres: 0.3115
Depth Footage: 180
Front Footage: 75
Zoning Code: LCR175
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,674
Stories: —
Lot Size: 0.31 acres
Style: Single Family Residential
Year Built: 1921
Year Renovated: 1943
County: Los Angeles County
APN: 5841004016
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
K - 12
Preschool & daycare
Altadena Elementary School
Public K-5 • Assigned • 0.8mi
5/10
Eliot Arts Magnet
Public 6-8 • Assigned • 1.0mi
2/10
John Muir High School
Public 9-12 • Assigned • 2.1mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Los Angeles County market is becoming more balanced, giving buyers a little more room to negotiate while well-priced homes can still attract strong interest. With homes taking longer to sell and buyers becoming more selective, pricing and...