21 Williams St, Ayer, MA 01432
Property image
Property image
OFF MARKET

21 Williams St
Ayer, MA 01432

  • 3 Beds
  • 2 Baths
  • 1,986 sqft

$511,000

Trulia Estimate
as of Aug 23, 2026
Est. Refi. Payment $3,092/mo*
Refinance Your Home

$511,000

Trulia Estimate
as of Aug 23, 2026
Est. Refi. Payment $3,092/mo*
Refinance Your Home
3 Beds
2 Baths
1,986 sqft

Home Value

Trulia Estimate
$511K
Since last month
Decreased$8K (-1.5%)
Since last year
Increased$23K (+4.8%)
Since last sale
Increased$261K (+104.4%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +93% in the last 10 years
MonthEstimated value
2026
August 2026$511K
July 2026$519K
June 2026$517K
May 2026$517K
April 2026$506K
March 2026$496K
February 2026$480K
January 2026$478K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
23 Nashua St, Ayer, MA
0.20
Single-Family Home
$629,000
07/15/26
4
1.5
2,000
12 Brook St, Ayer, MA
0.45
Single-Family Home
$519,000
06/08/26
2
1.5
1,584
84 E Main St, Ayer, MA
0.51
Single-Family Home
$555,000
06/17/26
4
2
1,713
86 E Main St, Ayer, MA
0.52
Single-Family Home
$495,000
04/23/26
2
2
1,996
98 Pleasant St, Ayer, MA
0.52
Single-Family Home
$555,000
04/03/26
3
1.5
1,968
14 Brook St, Ayer, MA
0.47
Single-Family Home
$341,000
07/17/26
3
1
1,374
21 High St, Ayer, MA
0.11
Single-Family Home
$610,000
04/14/26
5
4
3,350
36 Norwood Ave, Ayer, MA
0.21
Single-Family Home
$710,000
07/10/26
4
3
2,549
48 Pearl St, Ayer, MA
0.38
Single-Family Home
$550,000
08/18/26
4
1.5
2,139
7 Groton Harvard Rd, Ayer, MA
0.47
Single-Family Home
$460,000
12/30/25
4
1
1,390

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
36 Cambridge St, Ayer, MA 01432
0.02
$528,400
4
2
1,420
Off Market
25 Columbia St #2, Ayer, MA 01432
0.04
$335,600
4
1
1,500
Off Market
25 Columbia St #1, Ayer, MA 01432
0.04
$327,000
2
1
1,100
Off Market
38 Cambridge St, Ayer, MA 01432
0.04
$498,400
3
2
1,246
Off Market
High St, Ayer, MA 01432
0.06
$920,000
-
-
-
Recently Sold
19 Columbia St, Ayer, MA 01432
0.06
$803,400
5
4
3,710
Off Market
42-44 Cambridge St, Ayer, MA 01432
0.06
-
6
4
2,834
Off Market
9 Nashua St, Ayer, MA 01432
0.10
$730,000
5
3
2,987
Recently Sold
8 Nashua St, Ayer, MA 01432
0.10
$559,900
3
2
1,600
Off Market
10 Newton St #A, Ayer, MA 01432
0.10
$395,900
2
1.5
1,290
Off Market
13 High St, Ayer, MA 01432
0.10
$523,600
3
1.5
1,542
Off Market
48 Cambridge St, Ayer, MA 01432
0.10
$546,900
3
2
1,056
Off Market

Local Information

  • Map ViewExplore the area around 21 Williams St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1900
Living Area
1,986 sqft
Price/Sqft
$257

About this House

This single-family home is located at 21 Williams St, Ayer, MA. 21 Williams St is in Ayer, MA and in ZIP code 01432. This property has 3 bedrooms, 2 bathrooms and approximately 1,986 sqft of floor space. This property has a lot size of 9147 sqft and was built in 1900.
21 Williams St, Ayer, MA 01432 is a 3 bedroom, 2 bathroom, 1,986 sqft single-family home built in 1900. It last sold for $250,000 on May 22, 2015. It is currently off market. The Trulia Estimate is $511,000, with a rent estimate of $3,557/month.

Home Details for 21 Williams St

Interior Features

Interior Details
BasementAtticNumber of Rooms: 7Types of Rooms: Dining Room, Family Room, WorkshopCeiling Fan
Heating & Cooling
Heating: Forced Air, OilAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 2Floors: Tile, Carpet, Hardwood, Linoleum Vinyl
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
Fireplace
Windows, Doors, Floors & Walls
Double Paned Windows

Exterior Features

Exterior Home Features
Roof: AsphaltDeckExterior: WoodLawnPatioPorch
Parking & Garage
Parking Spaces: 4Parking: Off Street

Property Information

Year Built
Year Built: 1900Year Updated: 1988
Property Type / Style
Property Type: Single Family HomeArchitecture: Conventional

Lot Information

Lot Area: 9147 sqft

Price and Tax history

DateEventPrice
May 22, 2015
Source: N/A
Sold
$250,000
Apr 18, 2015
Source: Agent Provided
Pending
$259,900
Apr 13, 2015
Source: Agent Provided
PriceChange
$259,900
Price decreased by 4%
Mar 17, 2015
Source: Agent Provided
Listed For Sale
$269,900

Market trends in Ayer

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
13
6MoM

Around this home

What Locals Say about Ayer

At least 52 Trulia users voted on each feature.

  • 89 % Say it's dog friendly

  • 85 % Say parking is easy

  • 80 % Say yards are well-kept

  • 78 % Say car is needed

  • 75 % Say kids play outside

  • 74 % Say it's walkable to restaurants

  • 74 % Say there's holiday spirit

  • 71 % Say there are sidewalks

  • 67 % Say people would walk alone at night

  • 63 % Say there's wildlife

  • 61 % Say neighbors are friendly

  • 57 % Say they plan to stay for at least 5 years

  • 55 % Say streets are well-lit

  • 48 % Say it's quiet

  • 45 % Say it's walkable to grocery stores

  • 32 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Cinnamonbun05
    "There is a dog park nearby and frequent dog walkers in the neighborhood. The train whistle may bother some dogs though. "
    2
    Flag
  • A3nwkakwgd
    "Great community and park and recreation programs as well as town events. Good swimming holes around the area as well. "
    0
    Flag
  • Bdklingberg
    "Everyone has a dog and walks in the area. There is a very nice and well maintained dog park as well. "
    1
    Flag
  • nobody
    "Lived in this town all my life, it’s my home! The schools are nice and the teachers are wonderful, the residents are kind too. "
    0
    Flag
  • Jaesundarkson
    "A peaceful ride, through classic New England scenery, farm after farm, make the journey the destination."
    0
    Flag
  • Sarastancombe
    "Great neighborhood lived here 4 years quite mostly commuters very nice downtown a short 5 min walk restaurants coffee shop "
    0
    Flag
  • Karinaeliza2010
    "Not sure if they like or not walking the dogs Neighbors are friendly No more dogs Sandy beach and trails"
    2
    Flag
  • Trulia User
    "I’ve lived in this area all my life, great area for families. The neighborhood is safe and the people are nice."
    0
    Flag
  • Shane N.
    "Ayer is a great small town. The people that live here are awesome. We moved to Ayer and immediately were greeted by our new neighbors."
    0
    Flag
  • Shane N. w.
    "I love Ayer! There are some great restaurants in the town center. They do a fireworks display for the 4th of July. There is a commuter line to Boston as well, so it’s real easy to get to and from the city."
    0
    Flag
  • Bonnie L. L. G. S.
    "Walk or run WITH your kids on the Rail Trail and they will get used to exercising and enjoy does and gym more in school!"
    0
    Flag
  • jchack12
    "Very family friendly, open quiet streets. Active town with many local activities. 1 hr to Boston by commuter rail. Easy 30 minute drive to Worcester with many immensities. New high school to be built this year with recently built middle school. Walk, swim, bike. "
    2
    Flag
  • Ethan
    "Ayer is a great place to live. It's the best price for the location - a short drive to Boston/Cambridge, very close to Concord, just a few minutes to major roads such as Rt 2 and I-495, I-190. Super quiet at night, just a very pleasant place to live."
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 21 Williams St

  • What is 21 Williams St estimated to be worth?
    Trulia's estimated value for 21 Williams St in Ayer, MA is $511,000.
  • What is the price history for 21 Williams St?
    21 Williams St in Ayer, MA last sold for $250,000 in May 2015.
  • Is Ayer a buyer's or seller's market?
    Ayer is currently a seller's market, based on recent for-sale activity.
  • What do residents say about Ayer?
    Residents describe Ayer, MA as dog-friendly, easy to park in, and well-kept. Most residents say you need a car. See recently sold homes in Ayer, MA.
  • Does 21 Williams St have air conditioning?
    Yes, 21 Williams St in Ayer, MA has air conditioning.
  • Does 21 Williams St have laundry facilities?
    Yes, 21 Williams St in Ayer, MA has in-unit laundry.

Explore by feature - Air Conditioning

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