Middlesex County, New Jersey Property Taxes

Name: Property Tax Bills Across Middlesex County, New Jersey
Creator: Ownwell
License: https://creativecommons.org/licenses/by-nc/4.0/

Median Middlesex County effective property tax rate: 5.10%, significantly higher than the national median of 1.02%.
Median Middlesex County home value: $158,000
Median annual Middlesex County tax bill: $7,840, $5,440 higher than the national median property tax bill of $2,400.

How are property taxes in Middlesex County calculated?

Property taxes in Middlesex County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Edison or another part of Middlesex County, knowing local tax details benefits homeowners and investors.

Last Updated March 1, 2025

Middlesex County, New Jersey Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

5.1%

Estimate Property Tax Bill

$8,058

$7,478

Ownwell’s Middlesex County Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Middlesex County with just two data points. By entering your property's estimated assessed value, our calculator applies Middlesex County’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations. This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Middlesex County. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across Middlesex County, New Jersey

Local government entities set tax rates, which can vary widely within a state. This variation arises because each county annually estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction, resulting in the property tax rate. Middlesex County, NJ, exemplifies this process with a notably high effective property tax rate of 5.10%, significantly above the national median of 1.02%. This disparity highlights the unique fiscal demands and property values within the county. Middlesex County's rate is even higher than other counties in New Jersey, with Port Reading having the highest median tax rate at 12.62% and Cranbury the lowest at 1.78%. These figures underscore the diverse economic landscapes that influence property taxation. While there are votes and laws involved in setting tax rates and budgets, this is the annual process in a nutshell. Comparing Middlesex County's effective property tax rate to other counties in New Jersey or the national median illustrates the significant range in property tax rates and the factors that contribute to these differences.

Property Tax Rates Across Middlesex County, New Jersey

Source: Ownwell

1.78%

7.20%

12.62%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Middlesex County Tax Rate

5.10%

Median Effective New Jersey Tax Rate

2.82%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Middlesex County, New Jersey

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Avenel	10.08%	10.79%	11.42%	11.42%	11.42%
Carteret	2.61%	2.84%	3.02%	3.02%	3.02%
Cliffwood	4.76%	4.86%	5.35%	5.35%	5.35%
Colonia	10.24%	11.21%	11.53%	11.54%	11.54%
Cranbury	1.62%	1.78%	1.78%	2.51%	5.05%
Dayton	4.06%	5.05%	5.05%	5.05%	5.05%
Dunellen	2.76%	2.76%	2.76%	2.76%	2.76%
East Brunswick	10.54%	11.63%	11.64%	11.78%	11.78%
Edison	2.86%	2.97%	2.97%	5.71%	5.92%
Fords	10.76%	11.57%	11.93%	11.93%	12.02%
Helmetta	3.13%	3.23%	3.23%	3.23%	3.23%
Highland Park	6.95%	8.52%	8.52%	8.52%	8.52%
Iselin	8.79%	10.67%	11.49%	11.53%	11.53%
Jamesburg	2.67%	5.96%	6.58%	6.58%	6.58%
Keasbey	11.27%	12.40%	12.40%	12.40%	12.40%
Kendall Park	4.10%	5.10%	5.10%	5.10%	5.10%
Keyport	4.62%	5.02%	5.35%	5.35%	5.35%
Kingston	4.05%	5.11%	5.11%	5.11%	5.11%
Laurence Harbor	4.83%	5.29%	5.35%	5.35%	5.35%
Manalapan	4.68%	5.29%	5.29%	5.29%	5.29%
Matawan	4.70%	5.18%	5.35%	5.35%	5.35%
Metuchen	3.26%	3.26%	6.37%	6.37%	11.49%
Middlesex	8.81%	9.54%	9.89%	9.89%	9.89%
Milltown	5.50%	6.60%	6.60%	6.60%	11.64%
Monmouth Junction	4.25%	5.05%	5.05%	5.05%	5.11%
Monroe Township	2.20%	2.48%	2.65%	2.67%	2.74%
New Brunswick	2.07%	2.49%	2.49%	2.49%	2.49%
North Brunswick	5.05%	5.78%	6.01%	6.01%	6.01%
Old Bridge	4.77%	5.25%	5.29%	5.29%	5.35%
Parlin	4.47%	5.37%	5.54%	5.54%	5.55%
Perth Amboy	2.38%	2.97%	2.97%	2.97%	2.98%
Piscataway	1.77%	2.19%	2.23%	2.25%	2.25%
Plainsboro	2.51%	2.51%	2.51%	2.51%	2.51%
Port Reading	11.16%	11.89%	12.62%	12.62%	12.62%
Princeton	2.51%	2.51%	5.02%	5.11%	5.11%
Sayreville	4.47%	5.48%	5.54%	5.54%	5.55%
Sewaren	10.97%	11.84%	12.40%	12.40%	12.62%
South Amboy	2.76%	2.93%	4.65%	5.35%	5.54%
South Plainfield	5.00%	5.81%	6.59%	6.60%	6.60%
South River	2.16%	2.33%	2.43%	2.43%	2.43%
Spotswood	3.51%	3.51%	3.51%	3.51%	3.51%
Woodbridge	10.84%	11.49%	12.40%	12.40%	12.40%
Clark	N/A	N/A	N/A	N/A	N/A
Green Brook	N/A	N/A	N/A	N/A	N/A
Monmouth Jct	N/A	N/A	N/A	N/A	N/A
Morganville	N/A	N/A	N/A	N/A	N/A
Plainfield	N/A	N/A	N/A	N/A	N/A
Rahway	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Middlesex County, New Jersey

When examining property taxes in Middlesex County, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Middlesex County appraisal district estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices: In Middlesex County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of March. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Middlesex County. For example, the median tax bill in Middlesex County is $8,400, with tax bills ranging significantly across the county. Cranbury has the highest median home price at $578,000.

Property Tax Assessment Values Across Middlesex County, New Jersey

Source: Ownwell

$66,600

$322,300

$578,000

Median Middlesex County Market Value

$158,000

Median New Jersey Market Value

$282,900

Median United States Market Value

$235,294

Property Tax Assessment Values Across Middlesex County, New Jersey

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Avenel	$54,800	$61,400	$69,600	$80,900	$98,100
Carteret	$188,010	$213,400	$238,100	$266,700	$308,030
Cliffwood	$74,770	$86,125	$149,600	$173,975	$195,840
Colonia	$70,900	$77,500	$86,100	$103,900	$137,100
Cranbury	$207,300	$335,850	$578,000	$766,450	$882,980
Dayton	$101,800	$130,900	$158,200	$201,000	$255,650
Dunellen	$288,800	$323,650	$360,300	$400,900	$448,440
East Brunswick	$44,200	$65,200	$91,000	$118,000	$143,600
Edison	$102,900	$127,800	$160,900	$217,500	$283,400
Fords	$54,900	$64,000	$75,300	$85,700	$99,450
Helmetta	$134,410	$143,300	$184,250	$253,600	$319,960
Highland Park	$90,800	$112,500	$139,900	$169,400	$207,360
Iselin	$53,000	$62,200	$71,650	$84,200	$101,410
Jamesburg	$95,000	$106,500	$124,700	$146,100	$186,580
Keasbey	$46,640	$57,900	$66,600	$68,600	$80,060
Kendall Park	$137,200	$151,600	$193,650	$239,475	$261,900
Keyport	$80,750	$91,800	$112,600	$126,300	$140,150
Kingston	$117,300	$128,100	$149,700	$196,400	$208,000
Laurence Harbor	$68,950	$81,100	$105,800	$125,250	$132,650
Manalapan	$89,140	$140,700	$155,000	$189,300	$237,360
Matawan	$59,700	$112,800	$174,600	$224,750	$268,100
Metuchen	$77,500	$110,000	$165,000	$211,100	$275,000
Middlesex	$69,300	$78,000	$90,900	$106,000	$124,060
Milltown	$103,270	$127,300	$152,700	$189,300	$216,100
Monmouth Junction	$85,300	$118,825	$180,000	$258,700	$319,500
Monroe Township	$88,300	$141,400	$307,200	$458,600	$595,710
New Brunswick	$142,010	$175,000	$234,600	$318,925	$426,200
North Brunswick	$89,700	$110,975	$151,000	$203,000	$254,500
Old Bridge	$110,900	$125,700	$151,200	$181,400	$235,590
Parlin	$99,620	$118,500	$132,800	$166,800	$195,200
Perth Amboy	$115,460	$185,450	$230,700	$276,250	$319,800
Piscataway	$264,430	$300,000	$351,050	$424,600	$516,300
Plainsboro	$147,300	$222,900	$418,200	$644,900	$769,500
Port Reading	$58,060	$66,100	$75,700	$86,800	$95,640
Princeton	$155,300	$191,000	$252,800	$406,900	$489,230
Sayreville	$98,000	$109,700	$129,100	$174,000	$222,400
Sewaren	$55,590	$60,000	$70,550	$85,325	$100,300
South Amboy	$89,000	$121,200	$162,800	$247,875	$307,900
South Plainfield	$78,755	$98,544	$115,100	$135,400	$170,000
South River	$206,670	$237,200	$275,550	$321,375	$417,810
Spotswood	$165,500	$216,700	$258,950	$296,475	$356,910
Woodbridge	$42,000	$51,200	$66,800	$80,300	$95,100
Clark	N/A	N/A	N/A	N/A	N/A
Green Brook	N/A	N/A	N/A	N/A	N/A
Monmouth Jct	N/A	N/A	N/A	N/A	N/A
Morganville	N/A	N/A	N/A	N/A	N/A
Plainfield	N/A	N/A	N/A	N/A	N/A
Rahway	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Middlesex County, New Jersey

In Middlesex County, NJ, property tax bills are calculated based on the assessed value of a home, which is determined by local assessors. The tax rate is applied to this assessed value to calculate the annual tax bill. Middlesex County has a notably high median property tax bill, with figures significantly surpassing the national median of $2,400. For instance, the 25th percentile tax bill in the county is $5,880, while the 75th percentile climbs to $10,453, and the 90th percentile reaches $13,690. The highest median tax bill within the county is found in Highland Park at $11,549, contrasting sharply with Laurence Harbor, where the lowest median tax bill is $5,445. These figures illustrate the substantial financial impact on homeowners, who must budget for these expenses annually. The tax bill is influenced by factors such as local government budgets, school funding needs, and public service requirements, all of which contribute to the overall tax rate and, consequently, the homeowner's financial obligations.

Property Tax Bills Across Middlesex County, New Jersey

Source: Ownwell

$4,686

$8,118

$11,549

Median Middlesex County Tax Bill

$7,840

Median New Jersey Tax Bill

$8,227

Median United States Tax Bill

$2,400

Property Tax Bills Across Middlesex County, New Jersey

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Avenel	$5,671	$6,602	$7,676	$8,989	$10,866
Carteret	$5,021	$6,049	$6,937	$7,810	$8,936
Cliffwood	$3,620	$4,362	$6,625	$9,086	$9,726
Colonia	$7,457	$8,549	$9,651	$11,694	$15,460
Cranbury	$5,747	$8,272	$11,361	$14,449	$19,614
Dayton	$4,544	$5,973	$7,550	$10,001	$12,842
Dunellen	$7,951	$8,904	$9,920	$11,049	$12,400
East Brunswick	$4,844	$7,305	$10,320	$13,590	$16,638
Edison	$3,327	$4,288	$6,431	$9,188	$13,112
Fords	$6,060	$7,289	$8,677	$10,044	$11,655
Helmetta	$4,090	$4,633	$5,738	$8,099	$10,231
Highland Park	$6,552	$8,895	$11,549	$14,199	$17,472
Iselin	$4,919	$6,538	$7,898	$9,363	$11,338
Jamesburg	$5,218	$6,799	$7,852	$9,276	$11,301
Keasbey	$5,144	$6,590	$8,160	$8,482	$9,854
Kendall Park	$6,028	$7,440	$9,424	$11,976	$13,252
Keyport	$3,941	$4,640	$5,821	$6,565	$7,340
Kingston	$5,139	$6,489	$7,470	$10,042	$10,635
Laurence Harbor	$3,603	$4,229	$5,445	$6,430	$7,091
Manalapan	$4,718	$6,535	$8,204	$10,020	$11,434
Matawan	$2,989	$5,683	$9,006	$11,687	$14,172
Metuchen	$3,866	$6,056	$8,788	$11,468	$15,373
Middlesex	$6,380	$7,428	$8,684	$10,237	$11,948
Milltown	$7,113	$8,601	$10,326	$12,536	$14,532
Monmouth Junction	$4,160	$5,430	$8,775	$12,961	$15,902
Monroe Township	$2,002	$3,550	$7,760	$12,099	$15,783
New Brunswick	$3,291	$4,117	$5,576	$7,524	$9,946
North Brunswick	$4,973	$6,148	$8,600	$11,840	$14,965
Old Bridge	$5,332	$6,367	$7,786	$9,370	$12,172
Parlin	$4,783	$6,083	$7,109	$8,800	$10,558
Perth Amboy	$4,552	$5,633	$6,881	$8,262	$9,668
Piscataway	$4,979	$6,215	$7,490	$9,159	$11,292
Plainsboro	$3,650	$5,519	$10,477	$16,136	$19,265
Port Reading	$6,633	$7,960	$9,161	$10,672	$11,795
Princeton	$5,170	$8,083	$10,584	$12,401	$14,578
Sayreville	$4,950	$5,745	$6,837	$9,102	$12,155
Sewaren	$6,123	$7,341	$8,450	$10,205	$12,177
South Amboy	$3,984	$5,604	$7,003	$8,345	$10,157
South Plainfield	$4,610	$5,958	$7,230	$8,660	$11,012
South River	$4,549	$5,502	$6,467	$7,633	$9,875
Spotswood	$5,806	$7,577	$9,054	$10,377	$12,510
Woodbridge	$4,870	$5,744	$8,008	$9,672	$11,615
Clark	N/A	N/A	N/A	N/A	N/A
Green Brook	N/A	N/A	N/A	N/A	N/A
Monmouth Jct	N/A	N/A	N/A	N/A	N/A
Morganville	N/A	N/A	N/A	N/A	N/A
Plainfield	N/A	N/A	N/A	N/A	N/A
Rahway	N/A	N/A	N/A	N/A	N/A

Source: Ownwell