Sussex County and Sparta Township property record for 21 Spring Ave, Sparta, NJ 07871
| Property Type | Duplex |
|---|---|
| Details | 1,395 sqft · built 1983 |
| Lot Size | 0.26 acres (11,326 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $140,000 (Feb 2002) |
| Tax Bill | $5,634 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 18-34005-0000-00001-02 |
| Primary APN | 18-34005-0000-00001-02 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,395 sqft Living Area |
| 1st Floor Area | 1,395 sqft |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Duplex Single |
| Lot Area | 11,326 sqft (0.26 acres) |
| Garage Type | Attached |
| Old Parcel Number | 18001620000000032 |
|---|---|
| Street Address | 21 SPRING AVE |
| City | SPARTA |
| State | NJ |
| Zip | 07871-3731 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R-1 |
| Legal Description | GLEN KNOLLS VI CONDO UNIT B |
| Legal Subdivision | GLEN KNOLLS 06 CONDO |
| Legal Block | 34005 |
| Legal Lot Number | 1.2 |
| Jurisdiction | SUSSEX NJ |
| Township / Civil Division | SPARTA |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 373200 |
Source: Sussex County and Sparta Township records, as of July 6, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 17 MARGARET TER, SPARTA, NJ 07871-3733 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 8, 2002 · Amount on Record |
| Deed Sale | Feb 8, 2002 · Amount on Record |
| Prior Sale | Jan 26, 2001 · Amount on Record |
| Deed Document Number | 20023939 |
| Deed Book / Page | 2605 / 241 |
| Last Transfer Date | Apr 19, 2011 |
| Transfer Doc | 0032700296 |
| Record Updated | Oct 29, 2026 |
Source: Sussex County and Sparta Township assessment roll, as of July 6, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Sussex County |
| County Subdivision | Sparta Township |
| Unified School District | Sparta Township School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $153,600 (-) Land $55,200 Building $98,400 | $153,600 (-) Land $55,200 Building $98,400 | |
| 2025 | $5,634.00 (+2.19%) | $153,600 (-) Land $55,200 Building $98,400 | $153,600 (-) Land $55,200 Building $98,400 |
| 2024 | $5,513.00 (+5.51%) | ||
| 2023 | $153,600 Land $55,200 Building $98,400 | $153,600 Land $55,200 Building $98,400 | |
| 2022 | $5,225.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective October 2, 2014 · 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 | 2 in force |
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.
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: FCC Broadband Data Collection, based on 47 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Cable | 940 / 35 |
May also be available: Planet Networks, T-Mobile.
5G (outdoors only) and 4G LTE
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