470 Main St, Chatham, MA 02633 Property Records

Barnstable County and Chatham Town property record for 470 Main St, Chatham, MA 02633

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	12,240 sqft · built 1900
Lot Size	0.348 acres (15,150 sqft)
Owner	2 Trust Names on File
Tax Bill	$9,985 (2025)
Flood Zone	Zone X (minimal risk)
APN	`CHAT M:15D B:0048 L:89`

Property Details

APN / Parcel Number

Primary APN	`CHAT M:15D B:0048 L:89`
Alternative APN	`3078`

Interior

Stories	2 Stories
Building Area	12,240 sqft Total Area

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1985
Architectural Style	Condo/Apartment
Exterior Material	Brick
Construction Type	Masonry / Concrete Block
Roof Type	Gable
Roof Material	Slate
Lot Area	15,150 sqft (0.348 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Account Number	3078
Street Address	470 MAIN ST
City	CHATHAM
State	MA
Zip	02633-2456
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	GB2
Legal Block	48
Legal Lot Number	89
Jurisdiction	CHATHAM MA
Township / Civil Division	CHATHAM
Census Block Group	4
Census Block	4025
Census Tract	10600

Owner

470 Main St, a commercial property, is held in a trust since December 2012.

Source: Barnstable County and Chatham Town records, as of May 27, 2026

Owner of Record	2 Trust Names on File
Mailing Address	468 MAIN ST, CHATHAM, MA 02633-2456
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 26, 2012
Deed Sale	Dec 26, 2012
Deed Document Number	20127
Deed Book / Page	26981 / 266
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 470 Main St was $9,985, up 0.3% from the year before.

Source: Barnstable County and Chatham Town assessment roll, as of May 27, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Barnstable County
County Subdivision	Chatham Town
Unified School District	Monomoy Regional School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$9,985.00 (+0.3%)	$2,877,600 (+3.19%) Land $1,314,000 Building $1,563,600
2024	$9,955.00 (+12.23%)	$2,788,600 (+21.98%) Land $1,263,300 Building $1,525,300
2023	$8,870.00	$2,286,100 Land $1,036,400 Building $1,249,700

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 470 Main St in Zone X, an area of minimal flood risk, though there have been 17 flood claims nearby since 1978.

Source: FEMA National Flood Hazard Layer, effective October 1, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 32 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	32 in force
Nearby Flood Claims	17 (1978–2023)
Claims Outside the SFHA	7 of 17
Most Recent Claim	Jan 2023 · rainfall accumulation
Claims by Event	Severe Winter Storm, Snowstorm, And Flooding, Jan 2015 · 2 claims Coastal Storm, Oct 1991 · 5 claims

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 470 Main St is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 98% of the US · lower than 96% of Massachusetts
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CHATHAM WATER DEPARTMENT serves 30,000 people · EPA ID MA4055000
Water Source	Groundwater
Last State Inspection	Apr 2023
Lead	1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 181 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20