San Mateo County property record for 240 Polhemus Ave, Atherton, CA 94027 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1961 |
| Square Footage | 2,610 sqft Living Area |
| Lot Size | 1.2 acres |
| Garage | 620 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $6,223.00 (2025) |
| Primary APN | 070-022-490 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 9 Rooms |
| Building Area | 2,610 sqft Living Area |
| 1st Floor | 1,930 sqft 1st Floor |
| Family Room | Family Room |
| Stories | 1 Stories |
| Study | Study |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Lot Area | 52,296 sqft |
| Depth X Width | 262 ft x 200 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 620 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 240 POLHEMUS AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-5439 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 3 POLHEMUS ESTATES RSM 46/42 TOWN OF ATHERTON |
| Legal Subdivision | POLHEMUS ESTATES |
| Legal Lot Number | 3 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SAN MATEO |
| Census Blockgroup | 3 |
| Census Block | 3000 |
| Census Tract | 611400 |
Source: San Mateo County records · APN 070-022-490
Assessment roll updated July 15, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Date | Document |
|---|---|
| Apr 26, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP |
| Apr 26, 2021 | Intrafamily Transfer, Transfer SERVICELINK |
| Feb 28, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP |
| Feb 28, 2020 | Quit Claim Deed, Transfer MORTGAGE CONNECT |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Dec 08, 2020 |
| Transfer Doc | 0000065858 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Apr 26, 2021 |
| Property Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000065858 |
| Map Reference | MB 46 PG 42 |
| Instrument Date | Dec 08, 2020 |
| Instrument | 2021-065858 |
| Transaction Type | Transfer |
| Record Updated | May 19, 2021 |
| Title Company | SERVICELINK |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000065859 |
|---|---|
| Date | Apr 26, 2021 |
| Instrument | 2021-065859 |
| Name | PROVIDENT FUNDING ASSOCIATES LP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 357 Months |
| Due | Jan 01, 2051 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Apr 26, 2021 |
| Property Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000065860 |
| Map Reference | MB 46 PG 42 |
| Instrument Date | Dec 08, 2020 |
| Instrument | 2021-065860 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Title Company | SERVICELINK |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 28, 2020 |
| Property Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000018617 |
| Map Reference | MB 46 PG 42 |
| Instrument Date | Feb 11, 2020 |
| Instrument | 2020-018617 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2021 |
| Title Company | MORTGAGE CONNECT LP |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000018618 |
|---|---|
| Date | Feb 28, 2020 |
| Instrument | 2020-018618 |
| Name | PROVIDENT FUNDING ASSOCIATES LP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 28, 2020 |
| Property Address | 240 POLHEMUS AVE, ATHERTON, CA 94027-5439 |
| Document Number | 0000018619 |
| Instrument Date | Feb 11, 2020 |
| Instrument | 18619 |
| Transaction Type | Transfer |
| Record Updated | Mar 23, 2020 |
| Title Company | MORTGAGE CONNECT |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 240 POLHEUS AVE ATHERTON CA 94027, ATHERTON, CA 94027 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Atherton Town |
| County | San Mateo County |
| Elementary School District | Las Lomitas Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $449,458 (+2%) Land $116,501 Building $332,957 | ||
| 2025 | $6,223.00 (+3.51%) Homeowner's exemption | $440,646 (+4.04%) Land $114,217 Building $326,429 | |
| 2023 | $6,012.00 (+2.89%) Homeowner's exemption | $423,537 Land $109,783 Building $313,754 | $4,376,700 |
| 2022 | $5,843.00 |
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