| Primary address | 251 Mountainside Road, Mendham |
| Zip code | 07945 |
| County | Morris |
| Municipality | Mendham Township |
| Block | 116 |
| Lot | 50 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $54,028 |
| Building sqft | 9,372 |
| Building class | Residential (2) |
| Acreage | 4.304 |
| Year built | 1906 |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
251 Mountainside Road, Mendham, NJ 07945 was built in 1906 and has a total of 9,372 square feet.
What is the assessed value of 251 Mountainside Road, Mendham, NJ 07945 and the property tax paid?Assessed at $1,915,900, the tax amount paid for 251 Mountainside Road, Mendham, NJ 07945 is $54,028.
When was 251 Mountainside Road, Mendham, NJ 07945 last sold and what was the last sale price?251 Mountainside Road, Mendham, NJ 07945 was last sold in 05/27/2026 for $1.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 251 Mountainside Road, Mendham, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 251 Mountainside Road, Mendham, NJ 07945. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025 |
| Property tax | $54,028 |
| Market value | $1,915,900 |
Here's the assessment & property tax history for 251 Mountainside Road, Mendham, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2025 | $1,915,900 | $1,915,900 | 2.82 | $54,028 | +54.72% |
| 2024 | $1,798,100 | $1,798,100 | 1.942 | $34,919 | +0.95% |
| 2023 | $1,655,900 | $1,655,900 | 2.089 | $34,592 | +1.80% |
| 2022 | $1,607,400 | $1,607,400 | 2.114 | $33,980 | -4.03% |
| 2021 | $1,600,000 | $1,600,000 | 2.213 | $35,408 | +0.64% |
Create a free account to unlock extended information for 251 Mountainside Road, Mendham, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| Fire hazard zone | See more on map |
| Geohazard zones map | Register |
Access the detailed traffic volume map for 251 Mountainside Road, Mendham to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mountain View Middle School | 10 | Public | 5-8 | 229 | 0.98 |
| St Joseph Elementary School | NR | Private | K-8 | 146 | 1.24 |
| The Cottage School | NR | Private | PK, K-3 | 23 | 1.28 |
| The Cottage School | NR | Private | PK, K-3 | 23 | 1.28 |
| Westmont Montessori School | NR | Private | PK-K | 100 | 1.29 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mountain View Middle School | 10 | Public | 5-8 | 229 | 0.98 |
| Daytop Preparatory School | NR | Private | 8-12 | 62 | 1.20 |
| St Joseph Elementary School | NR | Private | K-8 | 146 | 1.24 |
| Black River Middle School | 7 | Public | 6-8 | 345 | 2.90 |
| Mendham Twp Middle School | 10 | Public | 5-8 | 301 | 3.58 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Daytop Preparatory School | NR | Private | 8-12 | 62 | 1.20 |
| West Morris Mendham High School | 8 | Public | 9-12 | 1,077 | 1.59 |
| Delbarton School | NR | Private | 7-12 | 609 | 4.62 |
| Randolph High School | 6 | Public | 9-12 | 1,349 | 4.86 |
| American Christian School | NR | Private | PK-12 | 241 | 4.99 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 251 Mountainside Road, Mendham.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 289 Mountainside Rd, Mendham | 3,518 | 07/01/2020 | $780,000 |
| 61 Ironia Rd, Mendham | 2,856 | 10/16/2007 | $693,550 |
| 235 Mountainside Rd, Mendham | 4,438 | 07/26/2005 | $1 |
| 65 Ironia Rd, Mendham | 7,152 | 01/28/2013 | $1,350,000 |
| 227 Mountainside Rd, Mendham | 4,351 | 10/10/2007 | $1 |
| 193 Mountainside Rd, Mendham | 4,236 | 03/20/2026 | $1,468,000 |
| 49 Ironia Rd, Mendham | 3,308 | 07/19/2016 | $810,000 |
| 57 Ironia Rd, Mendham | 3,672 | 12/22/2000 | $420,000 |
| 2 Calais Rd, Mendham | 4,721 | 01/12/2024 | |
| 265 Mountainside Rd, Mendham | 3,036 | 03/28/2012 | $580,000 |
| 293 Mountainside Rd, Mendham | 5,374 | 07/07/1994 | $514,900 |
| 53 Ironia Rd, Mendham | 2,499 | 10/01/2007 | $527,500 |
| 229 Mountainside Rd, Mendham | 5,441 | 06/15/2007 | $1 |
| 241 Mountainside Rd, Mendham | 3,135 | 08/15/2023 | $770,000 |
| 211 Mountainside Rd, Mendham | 4,742 | 05/27/2025 | $1,426,000 |
| 4 Calais Rd, Mendham | 3,700 | 06/24/2020 | $1 |
| 283 Mountainside Rd, Mendham | 2,994 | 08/05/2014 | $615,000 |
| 189 Mountainside Rd, Mendham | 3,019 | 09/14/2010 | $700,000 |
| 43 Ironia Rd, Mendham | 6,015 | 12/29/2012 | $1 |
| 243 Mountainside Rd, Mendham | 1,881 | 06/13/2025 |