166 homes sold in Swansea in the last year, at a typical $280K
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 Swansea homes are listed.
Every place Swansea 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 Swansea.
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 Swansea’s sales, at a typical $293K (year to May 2026)
166 homes sold in the year to September 2026.
typical sale · 179 sold in the year to May 2026
- Per square foot
- $131IL $180
- Days to sell
- 41
- Sold over asking
- 37%
- Listings with a price cut
- 12%
Multi-family (2–4 units): 6 sold, typical $166K
Townhouses: 2 sold, typical $131K
Condos: 1 sold, typical $139K
Too few sales in 12 months for reliable figures.
Fewer homes sell than before 2022, at 1.6 times the 2016 price
166 sales in the last year, against 284 in 2021 and a low of 174 in 2013. The typical sale went from $170K in 2016 to $280K.
Source: Redfin Data Center, MLS sales; from June 2026 each month is a 3-month rolling window, its counts divided by 3. Typical price and $/sq ft are the monthly medians, weighted by sales. Redfin stopped publishing towns’ figures by property type after May 2026, so houses and condos are shown for the year to then.
What $300K buys in Swansea
Check a listing against what Swansea 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 Swansea are more common than before the pandemic, but half fewer homes come up for sale
We read every month of Swansea’s home sales since 2013 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 September 2026, 166 sales.
If you’re buying in Swansea
- Shop in March. It brings about 30 new listings a month, close to the busiest month, with fewer bidding wars (30% over asking).
- Bid near asking. Buyers paid 100.4% of the list price on average; 38% paid over.
- Move fast on good ones. 55% of homes are under contract within two weeks.
Spring brings the homes; summer brings the bidding wars
March has the most new listings (about 30 a month), but June is the most competitive: 41% of June sales close over asking. January has the least competition (24%) but only about 16 new listings.
Averages for each calendar month, 2015 on.
Calmer than the 2021 frenzy, and about like Illinois as a whole
| Swansea now | 2017–19 | 2021 peak | IL now | |
|---|---|---|---|---|
| Sold over askingShare of sales that closed above the list price | 38% | 13% | 55% | 36% |
| Gone within two weeksShare of homes under contract within 14 days | 55% | — | — | 45% |
| Price paid vs. askingAverage sale price ÷ list price | 100.4% | 97.6% | 101.3% | 99% |
| Days to sellMedian days from listing to contract | 42 | 76 | 39 | 51 |
50 homes for sale on a typical day
That’s 2.2 times the 2024 low (23), 47% fewer than in 2017–19 and well under 2018’s 100.
Swansea ranks 148th of 327 busy Illinois markets for bidding wars
Share of sales over asking in the last year, among towns with 60 or more sales. Swansea is in the middle of the pack.
Source: Redfin Data Center, city figures, January 2013 to September 2026 (MLS sales, not seasonally adjusted; from June 2026 each month is a 3-month rolling window, its counts divided by 3). Ratios are weighted by homes sold; price cuts by homes for sale.
Owning the typical Swansea home costs about $1,957 a month
Price: Swansea’s typical sale, last 12 months. Property tax at Swansea’s 2.1% (median bill ÷ median value, Census ACS); insurance at 0.35% of price a year. Before PMI, HOA dues, upkeep and the tax deduction. Whether Swansea is affordable on local pay is on Cost of living.
Six things worth knowing
New listings in March
The month with the most choice. December has the fewest, about 11.
Best time to buyProperty tax, a year
Of a home’s value: the median bill over the median home value. On a $280K home, about $5,960 a year.
Taxes vs. neighborsSchools
The schools grade for Swansea, from test results, graduation and how much students grow.
Schools in SwanseaCheck 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.
Belleville sells for less a square foot
The busier markets within 25 miles of Swansea, 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 | |
|---|---|---|---|---|---|
| Belleville | 719 | $154K | $104 | 34% | 43 |
| O'Fallon | 525 | $349K | $149 | 37% | 37 |
| Fairview Heights | 235 | $227K | $132 | 42% | 34 |
| Shiloh | 197 | $384K | $152 | 41% | 46 |
| Swansea | 166 | $280K | $125 | 38% | 42 |
| Caseyville Township | 66 | $256K | $150 | 30% | 80 |
| Freeburg | 43 | $262K | $141 | 32% | 52 |
Redfin Data Center, October 2025 to September 2026. Towns with fewer than 20 sales are left out, and Redfin doesn’t report every town separately.
Post your home to Swansea, free
Selling it yourself, renting out an apartment or looking for a roommate? Post it to Swansea. People who follow the town see it, and so do people comparing Swansea with their own town. No commission, no listing fee.
Questions about buying a home in Swansea
What do homes sell for in Swansea, IL?
166 homes sold in the year to September 2026 at a typical $280K, $125 a square foot.
Is Swansea a buyer’s or seller’s market?
A seller’s market: 44 homes were for sale in September 2026 and 12 sold, about 3.7 months of supply. Buyers paid 100.4% of asking on average.
When is the best time to buy in Swansea?
March brings the most new listings. The sales history shows which months have fewer bidding wars.
How much are property taxes in Swansea?
About 2.1% of a home’s value a year. On a $280K home that’s near $5,960.
Where can I see homes for sale in Swansea?
Zillow, Redfin, Realtor.com and Homes.com all carry Swansea’s MLS listings; the search links above open each one filtered to Swansea.
Sales, prices, days on market and listings: Redfin Data Center (MLS, monthly, not seasonally adjusted; from June 2026 each month is a 3-month rolling window, its counts divided by 3). 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).