6403 Old Main St is a 864 square foot house on a 10,500 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on March 18, 1999 for $35,000. Based on Redfin's New Port Richey data, we estimate the home's value is $192,162.
Single-familyProperty Type
1955Year Built
10,500 sq ftLot Size
$222Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$192,162
$157K since sold in March 1999$2,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.2% lower than the average sale price ($216K) 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
Mar 5, 2026 • Final
Residential roof
Roofing
Nov 10, 2016 • Final
Residential mech a/c
Replace an existing heat pump with a new unit of equal capacity.
HVAC
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
Interior
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Forced Air
Exterior
Exterior Information
Building Construction Quality: Excellent
Exterior Wall: Concrete Block/Stucco
Property Information
Subdivision Name: NEW PORT RICHEY CITY
Living Sq. Ft: 864
Adjusted Gross Sq. Ft: 1,022
Ground Floor Sq. Ft: 864
Building Sq. Ft: 1,496
# of Stories: 1
Legal Description: CITY OF NEW PORT RICHEY PB 4 PG 49 LOT 16 & EAST 20.00 FT OF LOT 15 BLOCK 68 OR 4114 PG 9
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,500
Legal Lot Number: 16
Legal Block Number: 68
Acres: 0.241
Zoning Code: R3
County Use Description: SINGLE FAMILY RESIDENTIAL
State Use Description: SINGLE FAMILY RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 864
Stories: 1.0
Lot Size: 10,500 square feet
Style: Single Family Residential
Year Built: 1955
Year Renovated: 1980
County: Pasco County
APN: 04-26-16-0030-06800-0160
Home facts updated by county records on Sep 14, 2026
Around this home
Schools
Richey Elementary School
Public PreK-5 • Assigned • 0.7mi
2/10
Gulf Middle School
Public 6-8 • Assigned • 0.4mi
2/10
Gulf High School
Public 9-12 • Assigned • 1.3mi
3/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
10/10 Heat Factor
7 days above 108° expected this year, 27 days in 30 years
10/10 Wind Factor
99% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
New Port Richey, FL • 34653
Average low and high temperatures (°F)
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64
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88
73
83
67
78
59
73
54
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Sun exposure
In this area, properties receive around 9.2 hours in
June and 6.2 hours in December, placing it above the
U.S. average for solar exposure.
9.2 hrs
6.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$183,000 – $221,000
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