Mercer County and Princeton property record for 20 Library Pl, Princeton, NJ 08540
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Lot Size | 1.49 acres (65,209 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 14-00036-02-00006 |
| Primary APN | 14-00036-02-00006 |
|---|---|
| Alternative APN |
|
| Lot Area | 65,209 sqft |
|---|---|
| Lot Dimensions | 312 ft deep x 209 ft wide |
| Street Address | 20 LIBRARY PL |
|---|---|
| City | PRINCETON |
| State | NJ |
| Zip | 08540-6824 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Local Zoning Code | E4MP |
| Legal Description | B-37,L-6 |
| Legal Block | 36.2 |
| Legal Lot Number | 6 |
| Jurisdiction | MERCER NJ |
| Township / Civil Division | PRINCETON |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 4502 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Princeton Historic District (Boundary Increase) listed 2017 · 1 contributing resources · NRIS 75001143 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
20 Library Pl, a public works property, is owned by a company.
Source: Mercer County and Princeton records, as of July 6, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | # CN821, PRINCETON, NJ 08540 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Mercer County and Princeton assessment roll, as of July 6, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Mercer County |
| Municipality | Princeton |
| Unified School District | Princeton Public Schools (KG - 12) |
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2026 | $13,649,000 (-) Land $670,000 Building $12,979,000 | $13,649,000 (-) Land $670,000 Building $12,979,000 |
| 2025 | $13,649,000 Land $670,000 Building $12,979,000 | $13,649,000 Land $670,000 Building $12,979,000 |
| 2023 | $13,649,000 Land $670,000 Building $12,979,000 | $13,649,000 Land $670,000 Building $12,979,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20 Library Pl in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2009.
Source: FEMA National Flood Hazard Layer, effective May 23, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 3 (2009–2016) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Jul 2016 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 20 Library Pl is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 65% of New Jersey |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NJ AMERICAN WATER - RARITAN private · serves 615,430 people · EPA ID NJ2004002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2024 |
| Lead | 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 163 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Andrena, T-Mobile.
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