Top Realtors and Real Estate Agents in Waltham, MA

    Rankings based on verified MLS transaction data. Last updated May 2026. No pay-to-play.

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    Wendy Rocca profile picture
    BadgeTop Agent

    (38)

    Wendy Rocca

    Keller Williams Boston Northwest

    31 Years of experience

    10+ Sales in the last 12 months

    Top 1.8%

    in Waltham, MA

    $186M

    All-Time Sales

    $460K - $2.5M

    Price Range

    4%

    Negotiated Off List

    Katherine Meisenheimer profile picture
    BadgeTop Agent

    (28)

    Katherine Meisenheimer

    LAER Realty Partners

    17 Years of experience

    25+ Sales in the last 12 months

    Top 2.2%

    in Waltham, MA

    $143.5M

    All-Time Sales

    $430K - $4M

    Price Range

    5%

    Negotiated Off List

    Guy Contaldi profile picture
    BadgeTop Agent

    (14)

    Guy Contaldi

    REMAX ANDREW REALTY

    19 Years of experience

    23+ Sales in the last 12 months

    Top 2.8%

    in Waltham, MA

    $277.6M

    All-Time Sales

    $440K - $5.2M

    Price Range

    4%

    Negotiated Off List

    Kate Duggan profile picture
    BadgeTop Agent

    (54)

    Kate Duggan

    Bostonia Properties

    24 Years of experience

    29+ Sales in the last 12 months

    Top 3.6%

    in Waltham, MA

    $277.3M

    All-Time Sales

    $460K - $3.3M

    Price Range

    4%

    Negotiated Off List

    David Ladner profile picture
    BadgeTop Agent

    (220)

    David Ladner

    RE/MAX Harmony

    13 Years of experience

    133+ Sales in the last 12 months

    Top 3.8%

    in Waltham, MA

    $417.6M

    All-Time Sales

    $530K - $2.1M

    Price Range

    4%

    Negotiated Off List

    Gene Hashkes profile picture
    BadgeTop Agent

    (26)

    Gene Hashkes

    William Raveis Real Estate

    32 Years of experience

    19+ Sales in the last 12 months

    Top 4.6%

    in Waltham, MA

    $193.9M

    All-Time Sales

    $520K - $3.6M

    Price Range

    5%

    Negotiated Off List

    Chris Kostopoulos profile picture
    BadgeTop Agent

    (116)

    Chris Kostopoulos

    Keller Williams Realty

    22 Years of experience

    112+ Sales in the last 12 months

    Top 5.2%

    in Waltham, MA

    $744.7M

    All-Time Sales

    $550K - $5.7M

    Price Range

    5%

    Negotiated Off List

    Paul Shao profile picture
    BadgeTop Agent

    (94)

    Paul Shao

    REMAX Executive Realty

    22 Years of experience

    24+ Sales in the last 12 months

    Top 5.2%

    in Waltham, MA

    $207.7M

    All-Time Sales

    $450K - $2.7M

    Price Range

    4%

    Negotiated Off List

    Nellie Aikenhead profile picture
    BadgeTop Agent

    (42)

    Nellie Aikenhead

    Aikenhead Real Estate Inc

    16 Years of experience

    30+ Sales in the last 12 months

    Top 5.4%

    in Waltham, MA

    $288M

    All-Time Sales

    $680K - $3.6M

    Price Range

    4%

    Negotiated Off List

    Margie Gundersheim profile picture
    BadgeTop Agent

    (106)

    Margie Gundersheim

    Keller Williams Realty

    21 Years of experience

    47+ Sales in the last 12 months

    Top 5.8%

    in Waltham, MA

    $316.4M

    All-Time Sales

    $780K - $4.7M

    Price Range

    4%

    Negotiated Off List

    Nancy Moore profile picture
    BadgeTop Agent

    (46)

    Nancy Moore

    Gibson Sotheby's International Realty

    25 Years of experience

    19+ Sales in the last 12 months

    Top 6%

    in Waltham, MA

    $161M

    All-Time Sales

    $690K - $3.2M

    Price Range

    5%

    Negotiated Off List

    Jay Jentz profile picture
    BadgeTop Agent

    (10)

    Jay Jentz

    Compass

    12 Years of experience

    1+ Sales in the last 12 months

    Top 6.2%

    in Waltham, MA

    $60.8M

    All-Time Sales

    $670K - $4.2M

    Price Range

    5%

    Negotiated Off List

    James Lynch profile picture
    BadgeTop Agent

    (37)

    James Lynch

    eXp Realty

    19 Years of experience

    13+ Sales in the last 12 months

    Top 6.8%

    in Waltham, MA

    $108M

    All-Time Sales

    $580K - $3.2M

    Price Range

    Mike Panza profile picture
    BadgeTop Agent

    (11)

    Mike Panza

    Signal Real Estate - Panza Home Group

    10 Years of experience

    14+ Sales in the last 12 months

    Top 7.2%

    in Waltham, MA

    $106.1M

    All-Time Sales

    $550K - $2.3M

    Price Range

    3%

    Negotiated Off List

    Matt Tasgin profile picture
    BadgeTop Agent

    (41)

    Matt Tasgin

    United Brokers

    7 Years of experience

    40+ Sales in the last 12 months

    Top 7.6%

    in Waltham, MA

    $72.6M

    All-Time Sales

    $490K - $1.4M

    Price Range

    Paul Neavyn profile picture
    BadgeTop Agent

    (27)

    Paul Neavyn

    Gibson Sotheby's International Realty

    8 Years of experience

    24+ Sales in the last 12 months

    Top 8%

    in Waltham, MA

    $93.8M

    All-Time Sales

    $810K - $3.3M

    Price Range

    Rosanna Sampson profile picture
    BadgeTop Agent

    (8)

    Rosanna Sampson

    eXp Realty

    17 Years of experience

    3+ Sales in the last 12 months

    Top 8%

    in Waltham, MA

    $15M

    All-Time Sales

    $400K - $1.1M

    Price Range

    Do Top Waltham Agents Sell Faster?

    The 17 top-ranked agents on EffectiveAgents in Waltham sell in a median of 18 days, compared with the Waltham market median of 23 days on market.

    Top-ranked agents18 days
    Waltham market23 days

    About 5 days faster (22% quicker than the Waltham market)

    Median days to sale reported by the top-ranked Waltham agents on EffectiveAgents, compared with the Waltham market median days on market. Agent figures reflect each agent's reported sales history.

    When Is the Best Time to Sell a House in Waltham?

    Based on the last 24 months of verified MLS market data, homes in Waltham sell fastest and closest to asking when they go under contract in June. To hit that window, plan to list around May.

    Median days on market by month (shorter is faster)

    32Jan21Feb30Mar18Apr20May19Jun17Jul21Aug25Sep20Oct27Nov30Dec

    June

    Best month to sell

    19 days

    Typical time on market

    103.3%

    Of asking price

    Seasonal averages from the last 24 months of Waltham, MA sales. Individual results vary with price, condition, and how the broader market moves. A local agent can pinpoint the right timing for your home.

    How We Rank Waltham Real Estate Agents

    Our rankings are built from verified MLS transaction data, not advertising spend. For every agent we analyze more than fifteen performance signals, including sales volume in your city and zip code, recent and all-time transactions, days on market, negotiation results (how far above or below list price an agent's clients actually close), price-point fit, and verified reviews. The agents shown first are those whose verified results put them at the top of the Waltham market today.

    Agents cannot pay for placement in these rankings. The underlying data refreshes as new closed transactions are reported, so rankings shift with real market performance. Learn how we rank agents.

    Rankings reviewed by Kevin Stuteville, Licensed Florida Real Estate Broker (License BK3068131), Founder of EffectiveAgents.

    Data last updated: May 2026

    Waltham Real Estate Agent FAQs

    How were these Waltham real estate agents ranked?

    Rankings are built from verified MLS transaction data. We analyze more than fifteen performance signals for every agent, including sales volume in your city and zip code, recent and all-time transactions, days on market, negotiation results, price-point fit, and verified reviews. Agents cannot pay for placement.

    How many real estate agents are in Waltham?

    Our data covers 500 real estate agents serving the Waltham area. The count represents agents with transaction activity recorded in our Waltham market data, not simply everyone holding a license.

    What does the median sale price in Waltham mean for sellers?

    Waltham's median sale price is $835,000 as of May 2026. Half of recent sales closed above that figure and half below. It is a useful baseline for understanding the market, but an experienced local agent will price your home against comparable recent sales in your neighborhood, not the citywide median.

    Does it cost anything to use EffectiveAgents?

    No. EffectiveAgents is free for home buyers and sellers, with no obligation to work with any agent we match you with.

    Do agents pay to be ranked or featured?

    No. Agents cannot pay for placement anywhere in these rankings. Positions are earned from verified transaction performance only.

    What commission do Waltham realtors charge?

    Commissions are negotiable and vary by agent, service level, and transaction. There is no set rate, and recent industry changes have made commission structures more flexible than ever. Discuss the structure directly with your agent before signing a listing or buyer agreement.

    Should I use a local Waltham agent or a national brand?

    The individual agent matters more than the brand on the sign. Offices within the same national franchise vary widely in performance, and the agent you hire, not the logo, prices your home, negotiates your contract, and manages your closing. A strong local agent brings firsthand knowledge of Waltham neighborhoods, pricing patterns, and buyer activity. Compare agents on verified local results such as recent sales, days on market, and negotiation outcomes rather than name recognition.

    What questions should I ask a Waltham realtor before hiring them?

    Ask how many homes they have closed in Waltham in the past year, what their average sale-to-list ratio is, and how much of their business is in your neighborhood and price range. Ask how they will market your home or find you listings, and how often they will communicate. Strong agents answer with specifics. Verified transaction data is the fastest way to confirm what you hear.

    Top Realtors by Zip Code in Waltham, MA

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