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Union Twp vs Westfield, NJ

Property taxes, schools, NJ Transit pass and monthly cost for Union Twp and Westfield, side by side with sources.

At a glance

Union Twp has the lower 2025 average residential tax bill: $10,849 a year, $8,099 less than $18,948 in Westfield. Both are above the NJ average of $10,340.

The median single-family sale price is $597,500 in Union Twp and $1,300,000 in Westfield, $702,500 more (GSMLS, 2025 closed sales).

On the site's monthly cost estimate (mortgage, property tax and NJ Transit pass, each on the town's median single-family sale price), Union Twp comes to $4,643 a month and Westfield to $9,377, a gap of $4,734.

Peak commute is 36 minutes in Union Twp and 48 in Westfield, 12 minutes shorter in Union Twp; the NJ Transit monthly pass to NY Penn is $255 in Union Twp and $328 in Westfield, $73 more.

Figures are from the data file, version 2.3.0. Estimates are labeled. Add a third town in the compare tool.

Monthly cost

Estimated monthly cost Estimate

Mortgage (principal and interest)
Property tax
NJ Transit pass

Union Twp$4,643 / monthMortgage $3,258 · Property tax $1,130 · NJ Transit pass $255 · on a $597,500 median single-family home
Westfield$9,377 / monthMortgage $7,088 · Property tax $1,961 · NJ Transit pass $328 · on a $1,300,000 median single-family home

Each town uses its own median single-family sale price (GSMLS, 2025 closed sales) and 2025 effective tax rate. Mortgage is the monthly mortgage in the data: Principal & interest only; excludes taxes and insurance. Calculated at a 7.24% 30-year fixed rate, 20% down, 30-year term. Excludes insurance, utilities, maintenance and HOA fees. Change the numbers in the calculator.

Sources: GSMLS (As of 2025) · Freddie Mac PMMS (Updated October 2026) · NJ Division of Taxation (Updated January 2026) · NJ Transit (Updated July 2026)

Home prices

Median sale price, single-family

Union Twp$597,500354 sales
Westfield$1,300,000301 sales

Median sale price, condo / townhouse

Union Twp$380,00052 sales
Westfield$640,00025 sales · fewer than 50 sales

Monthly mortgage

Union Twp$3,258 / month
Westfield$7,088 / month

Principal & interest only; excludes taxes and insurance. Based on the single-family median.

Source: GSMLS, 2025 closed sales

Property taxes

Average residential tax bill, 2025

Union Twp$10,849 / year$509 above the NJ average
Westfield$18,948 / year$8,608 above the NJ average
NJ average$10,340 / yearState total, same series as the town bills

Bills compare better than raw tax rates, because towns assess homes at different shares of market value.

Sources: NJ Division of Taxation (Updated February 2026)

Schools

Meeting ELA standards

Union Twp47.9% Below NJ average
Westfield75.7% Above NJ average
NJ state53.0%

Meeting math standards

Union Twp29.9% Below NJ average
Westfield73.6% Above NJ average
NJ state42.0%

4-year graduation rate

Union Twp95.1% Above NJ average
Westfield97.4% Above NJ average
NJ state91.8%

Chronic absenteeism

Union Twp17.5% Above NJ average
Westfield3.5% Below NJ average
NJ state14.4%

Student:teacher ratio

Union Twp13:1
Westfield12:1
NJ state12:1

DistrictsUnion Twp: Township of Union School DistrictWestfield: Westfield Public School DistrictDistrict-wide results for all students. The NJ state line is the statewide figure.

Sources: NJDOE (2024-25 school year, published May 2026)

Commute

NJ Transit adult monthly pass to NY Penn

Union Twp$255 / month
Westfield$328 / month

Peak commute time

Union Twp36 min
Westfield48 min

Sources: NJ Transit (Updated July 2026) · NJ Transit GTFS (via Mobility Database) (As of Scheduled service Wed 2026-11-18; rail feed service dates 2026-09-15 to 2027-03-13; downloaded 2026-11-01)

Full pages: Union Twp · Westfield. Find a local expert if you want help weighing these two towns.