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Living in Harwinton, Connecticut

Harwinton is a town in the Northwest Hills of Litchfield County, its name a blend of Hartford and Windsor with the suffix "-ton." It was settled in 1730 and incorporated in 1737, and today is a farming and residential town bordered by the Naugatuck River to the west.

By James Allen, NMLS 1216446 · Updated

Harwinton at a glance

Harwinton's zip code

Harwinton is served by the 06791 zip code.

Harwinton villages and zip codes
AreaZip codeWhere it is
Harwinton center06791The town green area on Bentley Drive/Route 4, where the town hall and library sit.

Harwinton covers about 30.8 square miles and borders Torrington, New Hartford, Burlington, Plymouth, Thomaston and Litchfield. It was incorporated in 1737.

Things to do in Harwinton, CT

Start with Lake Harwinton and Harwinton Antique Center, then 1 more below.

  1. Lake Harwinton

    A town-owned lake with a beach and grounds used for fishing, kayaking and picnicking.

    Seasonal

    Harwinton, CT

  2. Harwinton Antique Center

    A multi-dealer antiques shop along Route 4.

    Year-round

    Harwinton, CT

  3. Roraback Wildlife Management Area

    A state wildlife area in southeastern Harwinton with trails and access for hunting and fishing in season.

    FreeYear-round

    Harwinton, CT

More worth a visit

  • The Book NookA used bookshop in town.

A little history

Harwinton was first settled in January 1730 by Daniel Messenger and became an independent town in October 1737.

The town's name combines Hartford and Windsor, the two Connecticut towns whose proprietors originally divided the land.

Parks, trails and outdoors in Harwinton

Harwinton's open land includes the Naugatuck River corridor along its western edge and the Roraback Wildlife Management Area in the southeast.

  • Lake HarwintonTown lake with swimming and boat access in season.
  • Roraback Wildlife Management AreaState-owned land with trails, fishing and hunting in season.

Where to eat in Harwinton: restaurants and coffee

3 places in Harwinton to try, including pizzeria / italian restaurant and restaurant. No one paid to be listed.

Walkability and getting around Harwinton

Harwinton is largely rural, with homes on larger lots along state routes; there is little continuous sidewalk network, so a car is needed for most errands.

Harwinton center

100 Bentley Dr, Harwinton, CT 06791

Check any Harwinton address

Drive times

  • Torrington, about 6 miles10–15 min
  • Bradley International Airport, about 30 miles40–45 min

Approximate, without traffic.

By bus or train

There is no fixed-route public bus service in Harwinton; the nearest train service is in the Waterbury or Hartford area.

Harwinton property taxes and home prices

Harwinton's 2026–27 mill rate is 23.10, which is $23.10 of tax for every $1,000 of assessed value. Connecticut taxes a home at 70% of its appraised value, so every $100,000 of value costs about $1,617 a year in taxes at 23.10 mills.

What homes in Harwinton sell for

12 months endingSingle-familyCondo
Sep 2025$465,00051 sales–

October to September, state records. Text us for this month's sales.

Harwinton's mill rate for 2026–27

23.10mills, fiscal year 2026–27

  • Town of Harwinton23.10 mills
  • Motor vehicles23.10 mills
  • Next revaluationOctober 1, 2028

Harwinton property tax calculator

$
Assessed value (70%)
–
Taxes a year
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About this much a month
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Estimate only; the assessor's appraisal sets the bill.

Add it to a full payment estimate

Using our mortgage calculator or affordability calculator? Enter about 1.62% for property tax. That's 23.10 mills on a 70% assessment.

How Harwinton's mill rate has changed

Harwinton town mill rate by fiscal year
Fiscal yearTown rate
2022–2328.50
2023–2429.20
2024–2522.90
2025–2623.00
2026–2723.10

Harwinton's town rate went from 28.50 in 2022–23 to 23.10 in 2026–27. Next revaluation: October 1, 2028.

Look up a Harwinton property

Buying a home in Harwinton

What we check on a Harwinton purchase: CHFA limits, the flood map, private well & septic and crumbling foundations.

CHFA

First-time buyer programs in Harwinton

CHFA sets Harwinton's income and price limits for Litchfield County. We check them with you before you shop.

See CHFA's limits map
Flood maps

Check the flood zone first

The Naugatuck River forms part of Harwinton's western border, and low land near it and its tributaries can fall within FEMA flood zones. We check FEMA's map before you offer.

FEMA's flood map for Harwinton
Private well & septic

Expect a well and septic system

Most of Harwinton is served by private wells and septic systems rather than town water and sewer. Budget for a well-flow and septic inspection as part of your due diligence.

Crumbling foundations

Ask about foundation testing

Harwinton is within the north-central Connecticut area where pyrrhotite-related crumbling concrete foundations have been documented in some homes. Buyers of homes built from the 1980s through early 2000s with poured concrete foundations should ask about foundation testing.

CT crumbling foundations information

All loans are subject to credit approval, underwriting, and property and program requirements. CHFA and USDA limits and eligibility are set by those agencies and change from time to time.

James Allen

Thinking about buying in Harwinton?

Send us a Harwinton address and we'll run the numbers, taxes included.

Call (860) 398-5268 Text us Email the team

Compare loan optionsOur process

Moving to Harwinton: utilities, trash and town offices

Who to call in Harwinton: Eversource for power.

Town offices and contacts

Harwinton Town Hall is at 100 Bentley Dr, Harwinton, CT 06791. Main line: 860-485-9051. Each link opens that office's page on the town's website.

Harwinton, CT FAQ: taxes, prices and town services

The short answers. Call or text us for the long ones.

What is the mill rate in Harwinton, CT?

Harwinton's 2026–27 mill rate is 23.10, which is $23.10 of tax for every $1,000 of assessed value. The motor vehicle rate is 23.10 mills.

How much are property taxes on a $500,000 home in Harwinton?

Connecticut assesses homes at 70% of appraised value, so a $500,000 home would be assessed at about $350,000. At 23.10 mills that's about $8,085 a year, or about $674 a month. The actual bill depends on the town assessor's appraisal, not the price you pay.

What is the median home price in Harwinton, CT?

In the 12 months from October 2024 through September 2025, the median single-family sale in Harwinton was $465,000 across 51 sales.

When is Harwinton's next revaluation?

Harwinton's next revaluation takes effect October 1, 2028, on the state's schedule. The new assessments first show up on the tax bills due in July 2029.

What county is Harwinton, CT in?

Harwinton is in Litchfield County, in the Northwest Hills Planning Region.

What is Harwinton's zip code?

Harwinton uses zip code 06791.

Is there curbside trash pickup in Harwinton?

No. Harwinton does not provide town-wide curbside collection; residents use a private hauler or the transfer station.

How far is Harwinton from Torrington?

Harwinton borders Torrington and is about 6 miles, or 10–15 minutes, away.

Is there a lake in Harwinton?

Yes, Lake Harwinton is a town-owned lake used for fishing, kayaking and picnicking.

Does Harwinton have public water and sewer?

Most of Harwinton relies on private wells and septic systems rather than town water and sewer.

Towns near Harwinton

Neighbors of Harwinton in Litchfield County and nearby. All Litchfield County towns.

Sources