Photo: Jerrye & Roy Klotz, MD · CC BY-SA 3.0192 homes sold in Williamstown in the last year, at a typical $339K
Almost every sale is a house. Below: what each kind of home sells for, what your budget buys, the best months to buy, how hard you’ll have to bid, and a shortcut to every site where Williamstown homes are listed.
Every place Williamstown homes are listed, in one stop
We don’t copy listings: the agents’ sites have the photos and the latest price changes. Set what you want once and we open each site already filtered to Williamstown.
For sale
Rent
New, land & open houses
Links open the listing sites; TownRatings isn’t paid for them and doesn’t rank one above another. Rentals and government-owned homes come from sources outside the MLS.
Houses are 95% of Williamstown’s sales, at a typical $343K
192 homes sold in the year to May 2026.
typical sale · 182 sold in 12 months
- Per square foot
- $213NJ $331
- Days to sell
- 43
- Sold over asking
- 38%
- Listings with a price cut
- 34%
Multi-family (2–4 units): 1 sold, typical $425K
Townhouses: 9 sold, typical $305K
Too few sales in 12 months for reliable figures.
About as many homes sell as usual, at twice the 2016 price
192 sales in the last year, against 310 in 2019 and a low of 124 in 2012. The typical sale went from $164K in 2016 to $339K.
Source: Redfin Data Center, MLS sales. Typical price and $/sq ft are the monthly medians, weighted by sales.
What $350K buys in Williamstown
Check a listing against what Williamstown homes sold for
Against the town’s median price per square foot over the last 12 months. A rough check: condition, lot and location within town move a price more than this can see.
Bidding wars in Williamstown are more common than before the pandemic, but 61% fewer homes come up for sale
We read every month of Williamstown’s home sales since 2012 so you don’t have to. Each figure covers 12 months, because a single month in a town is too few sales to mean much. Latest: the year to May 2026, 192 sales.
If you’re buying in Williamstown
- Shop in February. It brings about 23 new listings a month, close to the busiest month, with fewer bidding wars (31% over asking).
- You can negotiate. 34% of listings have cut their price, against 30% before the pandemic.
- Bid near asking. Buyers paid 99.7% of the list price on average; 39% paid over.
- You’ll usually have time. Only 34% of homes go under contract within two weeks; the typical one takes 43 days.
Spring brings both the most homes and the most bidding wars
May has the most new listings (about 28 a month), and the most competition: 40% close over asking. February offers nearly as much choice with fewer homes bid up (31%). January has the least competition (29%).
Averages for each calendar month, 2015 on.
Calmer than the 2021 frenzy, and calmer than New Jersey
| Williamstown now | 2017–19 | 2021 peak | NJ now | |
|---|---|---|---|---|
| Sold over askingShare of sales that closed above the list price | 39% | 24% | 60% | 48% |
| Gone within two weeksShare of homes under contract within 14 days | 34% | 13% | 52% | 31% |
| Listings with a price cutShare of homes for sale that cut their price | 34% | 30% | 20% | 17% |
| Price paid vs. askingAverage sale price ÷ list price | 99.7% | 97.2% | 102.3% | 101.2% |
| Days to sellMedian days from listing to contract | 43 | 65 | 20 | 45 |
40 homes for sale on a typical day
That’s 1.8 times the 2023 low (23), 61% fewer than in 2017–19 and well under 2018’s 112.
1 in 3 listings has cut its price
34% in the last year, against 30% in 2017–19 and 17% across New Jersey.
Williamstown ranks 215th of 299 busy New Jersey markets for bidding wars
Share of sales over asking in the last year, among towns with 60 or more sales. Williamstown is in the middle of the pack.
Source: Redfin Data Center, city market tracker, January 2012 to May 2026 (MLS sales, not seasonally adjusted). Ratios are weighted by homes sold; price cuts by homes for sale.
Owning the typical Williamstown home costs about $2,478 a month
Price: Williamstown’s typical sale, last 12 months. Property tax at Williamstown’s 2.5% (median bill ÷ median value, Census ACS); insurance at 0.35% of price a year. Before PMI, HOA dues, upkeep and the tax deduction. Whether Williamstown is affordable on local pay is on Cost of living.
Five things worth knowing
New listings in May
The month with the most choice. December has the fewest, about 15.
Best time to buyProperty tax, a year
Of a home’s value: the median bill over the median home value. On a $339K home, about $8,510 a year.
Taxes vs. neighborsTypical commute
The average one-way trip to work for people who live in Williamstown.
Work & commuteCheck the flood map
Flood insurance isn’t in a standard policy, and lenders require it in FEMA flood zones. Check the address before you make an offer.
Natural hazardsLook up any property
Assessed value, lot size and every past sale of a home you’re eyeing are public, at the town or county assessor and the registry of deeds.
Sicklerville and Franklinville sell for less a square foot
The busier markets within 25 miles of Williamstown, by what sold. Prices, taxes and how far a paycheck goes next door are on Cost of living.
| Sold | Typical sale | $/sq ft | Over asking | Days to sell | |
|---|---|---|---|---|---|
| Sicklerville | 632 | $356K | $200 | 44% | 44 |
| Williamstown | 192 | $339K | $211 | 39% | 43 |
| Pine Hill | 116 | $280K | $206 | 50% | 31 |
| Clayton | 94 | $328K | $209 | 47% | 39 |
| Washington Township | 76 | $381K | $246 | 62% | 23 |
| Victory Lakes | 45 | $391K | $241 | 29% | 65 |
| Franklinville | 21 | $340K | $195 | 48% | 59 |
Redfin Data Center, June 2025 to May 2026. Towns with fewer than 20 sales are left out, and Redfin doesn’t report every town separately.
Post your home to Williamstown, free
Selling it yourself, renting out an apartment or looking for a roommate? Post it to Williamstown. People who follow the town see it, and so do people comparing Williamstown with their own town. No commission, no listing fee.
Questions about buying a home in Williamstown
What do homes sell for in Williamstown, NJ?
192 homes sold in the year to May 2026 at a typical $339K, $211 a square foot.
Is Williamstown a buyer’s or seller’s market?
A seller’s market: 35 homes were for sale in May 2026 and 18 sold, about 1.9 months of supply. Buyers paid 99.7% of asking on average, and 34% of listings cut their price.
When is the best time to buy in Williamstown?
May brings the most new listings. The sales history shows which months have fewer bidding wars.
How much are property taxes in Williamstown?
About 2.5% of a home’s value a year. On a $339K home that’s near $8,510.
Where can I see homes for sale in Williamstown?
Zillow, Redfin, Realtor.com and Homes.com all carry Williamstown’s MLS listings; the search links above open each one filtered to Williamstown.
Sales, prices, days on market and listings: Redfin Data Center (MLS, monthly, not seasonally adjusted). Property tax rate: Census American Community Survey. Two-bedroom rent: HUD Fair Market Rent. Typical home value: Zillow Home Value Index. Schools grade: TownRatings (how grades work).