Seller's Agent in 2025
Geoffrey Nelson
Coldwell Banker Realty
(650) 455-3735
6 in this area
70 Total Sales
343 Warren Rd San Mateo, CA 94402
San Mateo Park NeighborhoodEstimated Value: $3,605,000 - $3,677,000
4
Beds
3
Baths
2,375
Sq Ft
$1,530/Sq Ft
Est. Value
Highlights
- Craftsman Architecture
- Wood Flooring
- Wine Refrigerator
- Borel Middle School Rated A-
- Granite Countertops
- Den
About This Home
As of December 2025Rare to get 4 bedrooms, 3 baths, plus Office and Huge Open Kitchen at San Mateo Park's #1 location, all at this entry level price point! Wine Country vibes elevate this walk-centric location, easy walk to Pershing Park, downtown Burlingame Avenue. Wraparound wisteria-covered verandas, walled and gated front garden paradise, awesome entertaining zone out back with custom-built, resort-quality Fire Pit, and much more! Located amongst stunning mansions at the Peninsula's most timeless and centralized luxury setting!
Last Agent to Sell the Property
Coldwell Banker Realty License #01313666 Listed on: 09/05/2025
Home Details
Home Type
- Single Family
Year Built
- Built in 1926
Lot Details
- 6,360 Sq Ft Lot
- Sprinkler System
- Zoning described as R10010
Parking
- 2 Car Attached Garage
- Garage Door Opener
Home Design
- Craftsman Architecture
- Traditional Architecture
- Composition Roof
- Concrete Perimeter Foundation
Interior Spaces
- 2,375 Sq Ft Home
- 2-Story Property
- Living Room with Fireplace
- Formal Dining Room
- Den
- Laundry in unit
Kitchen
- Open to Family Room
- Dishwasher
- Wine Refrigerator
- Kitchen Island
- Granite Countertops
Flooring
- Wood
- Travertine
Bedrooms and Bathrooms
- 4 Bedrooms
- 3 Full Bathrooms
Outdoor Features
- Balcony
- Fire Pit
Utilities
- Forced Air Zoned Heating and Cooling System
Community Details
- Courtyard
Listing and Financial Details
- Assessor Parcel Number 032-032-150
Ownership History
Date
Name
Owned For
Owner Type
Purchase Details
Listed on
Sep 5, 2025
Closed on
Dec 3, 2025
Sold by
Nelson Geoffrey and Nelson Yaroslava
Bought by
Fish Andrew and Goetz Samantha
Seller's Agent
Geoffrey Nelson
Coldwell Banker Realty
Buyer's Agent
Nicholas Piazza
Coldwell Banker Realty
List Price
$3,750,000
Sold Price
$3,650,000
Premium/Discount to List
-$100,000
-2.67%
Views
46
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$15,653
Avg. Annual Appreciation
-1.15%
Original Mortgage
$1,460,000
Outstanding Balance
$1,456,791
Interest Rate
5.49%
Mortgage Type
New Conventional
Estimated Equity
$2,177,556
Purchase Details
Closed on
May 9, 2021
Sold by
Nova Llc
Bought by
Nelson Geoffrey and Nelson Yaroslava
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,627,625
Interest Rate
2.9%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Nov 21, 2020
Sold by
Bischofberger Norbert W and Bischofberger Inger A
Bought by
Nova Llc
Purchase Details
Listed on
May 17, 2019
Closed on
Jun 1, 2019
Sold by
Ausenhus Scott and Ausenhus Mary Kay
Bought by
Bischofberger Norbert W and Bischo Inger A
Seller's Agent
LAURA BRYANT
KW Advisors
Buyer's Agent
Geoffrey Nelson
Coldwell Banker Realty
List Price
$2,788,000
Sold Price
$2,950,000
Premium/Discount to List
$162,000
5.81%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.08%
Purchase Details
Listed on
Jun 22, 2015
Closed on
Aug 3, 2015
Sold by
Goodall Stephen C and Goodall Jane G
Bought by
Ausenhus Scott and Ausenhus Mary Ann
Seller's Agent
Nonnie Dinges
Golden Gate Sotheby's International Realty
Buyer's Agent
Nick Delis
KW Advisors
List Price
$2,395,000
Sold Price
$2,300,000
Premium/Discount to List
-$95,000
-3.97%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
6.77%
Original Mortgage
$245,000
Interest Rate
4.05%
Mortgage Type
Stand Alone Second
Purchase Details
Closed on
Apr 4, 2011
Sold by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Bought by
Goodall Stephen C and Goodall Jane G
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,100,000
Interest Rate
4.37%
Mortgage Type
New Conventional
Purchase Details
Closed on
Oct 27, 2010
Sold by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Bought by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Purchase Details
Closed on
May 16, 2006
Sold by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Bought by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$948,000
Interest Rate
1.75%
Mortgage Type
Negative Amortization
Purchase Details
Closed on
Oct 21, 2005
Sold by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Bought by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$853,500
Interest Rate
1.75%
Mortgage Type
New Conventional
Purchase Details
Closed on
May 26, 2005
Sold by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Bought by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$858,000
Interest Rate
1%
Mortgage Type
New Conventional
Purchase Details
Closed on
Oct 22, 2003
Sold by
Ahnemann Kenneth P and Ahnemann Nancy J
Bought by
Ahnemann Kenneth Paul and Ahnemann Nancy Jane
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$655,000
Interest Rate
3.74%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Jul 9, 2003
Sold by
Mccallion Annemarie
Bought by
Ahnemann Kenneth P and Ahnemann Nancy J
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$650,000
Interest Rate
5.25%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Aug 16, 1994
Sold by
Clouart Joseph C and Clouart Mary
Bought by
Clouart Joseph C and Clouart Mary
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Home Values in the Area
Average Home Value in this Area
Purchase History
| Date | Buyer | Sale Price | Title Company |
|---|---|---|---|
| Fish Andrew | $3,650,000 | First American Title | |
| Nelson Geoffrey | $3,128,000 | North American Title Co Inc | |
| Nova Llc | -- | None Available | |
| Bischofberger Norbert W | $2,950,000 | North American Title Co Inc | |
| Ausenhus Scott | $2,300,000 | Fidelity National Title Co | |
| Goodall Stephen C | $1,595,000 | Fidelity National Title Co | |
| Ahnemann Kenneth Paul | -- | None Available | |
| Ahnemann Kenneth Paul | -- | Fidelity National Title | |
| Ahnemann Kenneth Paul | -- | Fidelity National Title | |
| Ahnemann Kenneth Paul | -- | -- | |
| Ahnemann Kenneth Paul | -- | Ticor Title Orange Branch | |
| Ahnemann Kenneth Paul | -- | First American Title Co | |
| Ahnemann Kenneth Paul | -- | First American Title Co | |
| Ahnemann Kenneth Paul | -- | First American Title Co | |
| Ahnemann Kenneth P | $1,005,000 | Chicago Title Co | |
| Clouart Joseph C | -- | -- |
Source: Public Records
Mortgage History
| Date | Status | Borrower | Loan Amount |
|---|---|---|---|
| Open | Fish Andrew | $1,460,000 | |
| Previous Owner | Nelson Geoffrey | $2,627,625 | |
| Previous Owner | Ausenhus Scott | $245,000 | |
| Previous Owner | Ausenhus Scott | $1,155,000 | |
| Previous Owner | Goodall Stephen C | $1,100,000 | |
| Previous Owner | Ahnemann Kenneth Paul | $948,000 | |
| Previous Owner | Ahnemann Kenneth Paul | $853,500 | |
| Previous Owner | Ahnemann Kenneth Paul | $858,000 | |
| Previous Owner | Ahnemann Kenneth Paul | $655,000 | |
| Previous Owner | Ahnemann Kenneth P | $650,000 |
Source: Public Records
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 12/05/2025 12/05/25 | Sold | $3,650,000 | -2.7% | $1,537 / Sq Ft | |
| 11/11/2025 11/11/25 | Pending | -- | -- | -- | |
| 09/05/2025 09/05/25 | For Sale | $3,750,000 | 0.0% | $1,579 / Sq Ft | |
| 03/26/2024 03/26/24 | Rented | $9,500 | -12.0% | -- | |
| 03/13/2024 03/13/24 | Under Contract | -- | -- | -- | |
| 02/28/2024 02/28/24 | For Rent | $10,800 | 0.0% | -- | |
| 06/06/2019 06/06/19 | Sold | $2,950,000 | +5.8% | $1,253 / Sq Ft | View Prior Sale |
| 05/23/2019 05/23/19 | Pending | -- | -- | -- | |
| 05/17/2019 05/17/19 | For Sale | $2,788,000 | +21.2% | $1,184 / Sq Ft | |
| 08/18/2015 08/18/15 | Sold | $2,300,000 | +2.2% | $966 / Sq Ft | View Prior Sale |
| 07/23/2015 07/23/15 | Pending | -- | -- | -- | |
| 07/09/2015 07/09/15 | Price Changed | $2,250,000 | -2.0% | $945 / Sq Ft | |
| 07/09/2015 07/09/15 | Price Changed | $2,295,000 | -4.2% | $963 / Sq Ft | |
| 06/22/2015 06/22/15 | For Sale | $2,395,000 | -- | $1,005 / Sq Ft |
Source: MLSListings
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $36,206 | $2,777,000 | $1,686,500 | $1,090,500 |
| 2023 | $36,206 | $3,000,000 | $1,822,000 | $1,178,000 |
| 2022 | $38,710 | $3,190,177 | $1,938,000 | $1,252,177 |
| 2021 | $37,564 | $3,040,172 | $1,855,020 | $1,185,152 |
| 2020 | $36,154 | $3,009,000 | $1,836,000 | $1,173,000 |
| 2019 | $28,663 | $2,440,778 | $1,220,389 | $1,220,389 |
| 2018 | $27,634 | $2,392,920 | $1,196,460 | $1,196,460 |
| 2017 | $26,958 | $2,346,000 | $1,173,000 | $1,173,000 |
| 2016 | $26,656 | $2,300,000 | $1,150,000 | $1,150,000 |
| 2015 | $19,630 | $1,700,276 | $850,138 | $850,138 |
| 2014 | $19,249 | $1,666,970 | $833,485 | $833,485 |
Source: Public Records
Agents Affiliated with this Home
-
Geoffrey Nelson
-
Nicholas Piazza
N
Buyer's Agent in 2025
Nicholas Piazza
Coldwell Banker Realty
(408) 458-6658
1 in this area
19 Total Sales
-
Mike Bohnert
Buyer's Agent in 2024
Mike Bohnert
Coldwell Banker Realty
(650) 802-7780
9 in this area
142 Total Sales
-
Steve Nicewarner
Buyer's Agent in 2024
Steve Nicewarner
eXp Realty of California, Inc
(919) 308-9816
4 in this area
44 Total Sales
-
LAURA BRYANT
Seller's Agent in 2019
LAURA BRYANT
KW Advisors
(650) 888-0772
18 in this area
134 Total Sales
-
N
Seller's Agent in 2015
Nonnie Dinges
Golden Gate Sotheby's International Realty
Map
Source: MLSListings
MLS Number: ML82020480
APN: 032-032-150
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