Professional Office Buildings for Sale in Killingworth, CT

Killingworth is a rural Middlesex County town on Route 80 and Route 81, north of Clinton.

0 current listings Professional Office Space for Lease (2) Search with filters

No current professional office buildings listings for sale in Killingworth, CT right now. Here are professional office buildings listings for sale in Connecticut.

Professional Office Buildings for Sale elsewhere in Connecticut

160 Hawley Lane, Suites 105 & 107, Trumbull, CT 06611

Prime 3,266 SF Office Condominium in Trumbull, CT, for Sale at $485,000

Office / Professional · 23,282 SF · 2.09 acres

Asking $485,000 $20.83 / SF

495 Gold Star Highway, Groton, CT 06340

Professional Office Condo For Sale

Office / Professional · 36,000 SF · 1 acres

Asking $157,000 $4.36 / SF

See all professional office buildings for sale in Connecticut

Conn-Comp market snapshot

Office sales in Middlesex County, last 12 months

sales recorded

$132

median price per SF

$106 - $175

middle half, per SF

6.95%

average mortgage rate

Killingworth has too few office sales in Conn-Comp to report separately, so these are the numbers for Middlesex County. Median sale price $634,000. 46% of sales were financed, average loan 71% of price. Median price per SF up 4% from the prior 12 months. October 2025 through September 2026. Source: Conn-Comp Sales Data, verified Connecticut sales and recorded mortgages. For verified sales data, use Sales Data Login

About Killingworth

Killingworth is mostly residential and wooded, with limited commercial property near the center where Route 80 and Route 81 meet. I-95 is a few miles south in Clinton.

Population	6,240
Jobs located here	1,412
Active businesses	592
Largest job sectors	Government, professional and technical services, construction
Largest employers	Regional School District 17, Interstate Battery, True Value, The Kinningworth Kid's Center, LaForesta
Commercial and industrial share of grand list	3%
Median household income	$140,655
People within a 45-minute drive	1,134,432
Land area	35 square miles
Highways	Route 80, Route 81, Route 148
County	Middlesex County

Sources: AdvanceCT and CTData Collaborative, 2026 Town Profile

Questions and answers

How many professional office buildings listings are for sale in Killingworth, CT?

As of October 27, 2026, Conn-Comp Listings has 0 current professional office buildings listings for sale in Killingworth, CT. Listings are added by Connecticut brokers and updated daily.

Where can I find verified sale prices in Middlesex County?

Conn-Comp Sales Data has verified Connecticut sales and leases. Subscribers sign in with Sales Data Login.