LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$481K+0.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$406K-2.3%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$860K-4.2%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$481K+0.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$406K-2.3%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$860K-4.2%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$523K-0.3%|Tucson · AZMedian List$316K+2.7%|Wayne County · MIMedian List$229K+6.7%|
Property-class scope

The story of this market

The typical home in ZIP 02421 sells for about $1,700,000, or $572 per square foot.

Prices are down 8.6% from a year ago, which gives buyers more room to negotiate. Homes take about 25 days to sell, which is fast. HUD's fair market rent for a two-bedroom is $2,383 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 02421 — Lexington

Middlesex County →refreshed Oct 8, 2026next refresh Nov 7, 2026
Market mood · cautious

The 02421 housing market is currently experiencing a cooling phase, with median sale prices down 8.6% year-over-year to $1.7M. Increased days on market suggest a shift in buyer demand, likely influenced by broader economic conditions and high interest rates. Several data points, including active inventory and specific tax rates, were not determinable at the ZIP level.

Who this ZIP fits

This ZIP is primarily suited for affluent family buyers seeking top-tier public schools and professionals working in the Boston-Cambridge tech and research sectors.

Parent geography
Lexington · no city intel reportMiddlesex County →Massachusetts state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 24.8 km²Water area · 0.4 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$1,700,000
-8.6% year over year
Divergent · 20.9% from published 2025 series — validation case open, publishes pending verdict
Days on market
25 days
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
62
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
7
Growth/100

Median prices moved down 8.6% year over year.

90
Liquidity/100

Homes spend a median of 25 days on market with 0.0 months of supply — a fast-moving market.

50
Momentum/100

0% of listings have cut prices · homes sell at 0% of asking — demand is holding steady.

100
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2016201720182019202020212022202320242025202620282030$650,000$1,300,000$1,950,000$2,600,000$3,250,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 8.3%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Property tax · ten-year history

Median annual property tax paid on this ZIP's residential parcels

2016201720182019202020212022202320242025202620282030$10,000$15,000$20,000$25,000$30,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 5.9%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2024 5-year estimates
Population base
18,950

ZCTA 02421, Middlesex County, MA

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
37.5%
Foreign-born residents
6,789
Naturalized (of foreign-born)
61.8%
Non-citizens (of population)
14.3%
Entered 2010 or later (of foreign-born)
32.1%
World region of birth (foreign-born)
Asia
72.5%
Europe
16.5%
Americas
8.5%
Africa
2.3%
Oceania
0.3%

ACS 2024 5-year estimates. Aggregate published statistics for this ZIP — never individual records, and never an attribute of any individual property or resident.

Area context
Crime & safety

Lexington consistently ranks as one of the safest communities in Massachusetts, with crime rates significantly lower than both state and national averages.

Schools & education

Lexington is widely recognized for its high-performing public school system, which is a primary driver for family relocation to the area.

Environmental & hazard

The area faces standard New England climate risks, including winter storms and occasional heavy rainfall, with moderate flood risk in specific low-lying zones.

Growth & development

The area benefits from proximity to the Boston-Cambridge technology and biotech corridors, with significant residential demand driven by high-income professionals.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Massachusetts) — Massachusetts Local Property Tax: Ad valorem tax calculated as (Municipal Budget / Total Assessed Value of all taxable property) = Tax Rate per $1,000 of assessed value. Assessments must be at 100% of full and fair cash (market) value.

Transportation & commute

Residents typically commute to the Boston-Cambridge employment core via I-95/Route 128 and Route 2, with transit options available via nearby commuter rail stations.

Recreation & amenities

The area features extensive green space, including the Minute Man National Historical Park, various conservation trails, and proximity to local golf clubs and community shopping centers.

Rental market

The rental market includes large-scale apartment communities like Avalon at Lexington, with demand supported by the town's strong school reputation and proximity to major employment hubs.

Economy & employers

The local economy is anchored by the broader Boston-Cambridge-Newton metropolitan area, with a heavy concentration in biotechnology, education, and professional services.

Transportation & infrastructure

The area is served by major highway corridors including I-95 and Route 2, facilitating access to the greater Boston region.

Development pipeline

Development is largely focused on residential infill and the maintenance of existing high-density rental communities.

Special districts

Parcels are served by the Lexington Public Schools district and various municipal utility and service districts.

Insurance & hazard market

Property insurance premiums are stable but reflect the regional risk of winter storm damage and high property values.

Discovery profileACS 2024 5-year estimates
Census profile · ZCTA 02421, Middlesex County, MA
Population
18,950
Median home value
$1,147,700
Median household income
$112,662

Data retrieved from US Census Bureau and IncomeByZipCode.com.

Public schools · 3
Lexington High SchoolHigh10/10Lexington Public SchoolsConsistently ranked among the top high schools in the state.
Clarke Middle SchoolMiddle9/10Lexington Public SchoolsKnown for strong academic programs and extracurriculars.
Bowman ElementaryElementary9/10Lexington Public SchoolsHighly rated elementary school serving the local community.
School districts
Lexington Public SchoolsHighConsistently ranked among the top school districts in Massachusetts.
Utilities & services
InternetVerizon Fios / XfinityBroadband availability is widespread throughout the ZIP.
ElectricEversourcePrimary electricity provider for the region.
Natural GasNational GridPrimary natural gas provider for residential heating.
Water/SewerTown of LexingtonMunicipal water and sewer services.
Major employers & industries
Lexington Public SchoolsEducationMajor local employer.
Raytheon TechnologiesAerospace/DefenseSignificant presence in the surrounding region.
Takeda PharmaceuticalsBiotechMajor employer in the nearby biotech corridor.
Major amenities · ZIP 02421
Theme, amusement & water parks
19 · 20 mi
Entertainment venues, stadiums & amphitheaters
13 · 20 mi
Family fun & things to do
20+ · 13 mi
Museums, galleries & history
20+ · 20 mi
Parks, trails & nature
19 · 13 mi
Shopping & dining districts
10 · 13 mi
Airports
4 · 31 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions1 retained amenity · 1 development on the horizon
Inside this ZIP
Minute Man National Historical Park
Park

A major historical site preserving the opening battle of the American Revolutionary War.

On the horizon · announced & under construction
Lexington Center StreetscapeInfrastructureOngoingA multi-phase project to improve pedestrian access and infrastructure in the town center.
Sources · 5 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.